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SEO Score73/100
Average SEO score of top 100 sites: 75%
Your site scored 73/100, below the 75 average for top sites. We found 11 issues to fix, and clearing them is how you move up.
11 Failed
5 Warnings
42 Passed
Want to fix these issues and track your progress?
Issues to fix
HIGH
To ensure that Search Engines can accurately identify the topic of this webpage, it is important to include the most common keywords in the title tag, meta description, and heading tags.
DetailsHIGH
Add a Viewport Meta Tag to optimize this webpage for mobile screens. Without a viewport meta tag, mobile devices may render pages at typical desktop screen widths, resulting in pages being scaled down and difficult to read.
DetailsHIGH
To improve the website experience for your visitors, it is recommended to eliminate any render-blocking resources on this webpage.
DetailsHIGH
Using images in a modern format can significantly reduce the file size and improve the loading speed of a webpage, providing a better user experience and potentially increasing engagement.
DetailsHIGH
Users may abandon pages that take longer than 5 seconds to load, resulting in a potential loss of up to 50% of visitors. Faster loading pages can lead to increased traffic, better conversions, and higher sales.
DetailsHIGH
Consider reducing the HTML size to improve loading times and retain visitors.
DetailsMEDIUM
Serve properly sized images to reduce page loading times and to improve user's experience.
DetailsMEDIUM
Avoid using distorted images, as they can have a negative impact on the user experience.
DetailsMEDIUM
Avoid performance and security issues by adding "rel=noopener" or "rel=noreferrer" to your "target=_blank" links.
DetailsLOW
To protect against spam harvesters, consider hiding or obfuscating email addresses in your page code.
DetailsLOW
Using more than 20 HTTP requests on a webpage can negatively impact the loading time.
DetailsCommon SEO issues
Score:68
Failed:3
Warnings:3
Passed:13
Meta Title Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using a title tag.
Meta Description Test
92% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using a meta description tag with a length of 300 characters. We recommend using well-written and inviting meta descriptions with a length between 150 and 220 characters (spaces included).
Desktop version
https://www.celsa.com.pe/
Mobile version
https://www.celsa.com.pe/
There is likely no optimal keyword density (search engine algorithms have evolved beyond keyword density metrics as a significant ranking factor). It can be useful, however, to note which keywords appear most often on your page and if they reflect the intended topic of your page. More importantly, the keywords on your page should appear within natural sounding and grammatically correct copy.
Keywords Usage Test
48% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The most common keywords of this webpage are not distributed across the important HTML tags! Primary keywords should appear in title tag, meta description and heading tags to help Search Engines to properly identify the topic of this webpage.
aceptas
aluminio
amplia
antisoborno
atrás
autoportantes
ayudar
años
baja
brochure
cables
calidad
capacidad
catálogo
catálogos
celsa
certificaciones
clientes
cobre
comercialización
comercializar
conductores
constante
construcción
contacto
control
cookies
cuenta
código
desarrollo
descarga
desde
desnudos
desplazar
diversificado
diversos
efectiva
eléctricos
energía
especiales
especialistas
esta
estamos
experiencia
exponencial
fabricantes
fabricar
funcione
gama
general
gracias
halógeno
hemos
implementación
industria
info
inicio
instrumentación
inversión
libres
lima
línea
manera
media
medida
mejor
mercado
minas
minería
misión
nosotros
noticias
nuestra
nuestro
nuestros
nuevas
ofrece
ofrecerte
para
pilares
política
productos
proyectos
página
quiénes
rechazar
sectores
seguridad
siendo
soluciones
somos
sostenibilidad
también
tecnologías
tensión
usamos
usar
valores
visión
ética
See which keywords rank your URL in Google’s top 20
Get key keyword metrics like average position, search volume, CPC, and more.
Understand your competitors' SEO and backlink profile
Get related competitors and their domain authority score in relation to your domain.
Robots.txt Test
99% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is using a robots.txt file.
Sitemap Test
83% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website has a sitemap file.
Image Alt Test
78% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using "img" tags with empty or missing "alt" attribute!
Responsive Image Test
29% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
Not all images in this webpage are properly sized! This webpage is serving images that are larger than needed for the size of the user's viewport.
Image Aspect Ratio Test
75% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
Not all image display dimensions match the natural aspect ratio! Fix aspect ratio issues to avoid distorted images on this website!
Google Analytics Test
72% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using Google Analytics.
Favicon Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website appears to have a favicon.
Get a full and detailed list of your backlinks
See every website linking to yours, along with detailed backlink data.
JS Error Test
83% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
There are no severe JavaScript errors on this webpage.
Console Errors Test
27% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage has some warnings caught by the Chrome DevTools Console!
Charset Declaration Test
96% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage has a character encoding declaration.
Content-Type: text/html;charset=utf-8
Speed optimizations
Score:71
Failed:5
Warnings:1
Passed:14
HTML Page Size Test
23% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The size of this webpage's HTML is 45.22 Kb, and is greater than the average size of 33 Kb! This can lead to slower loading times, lost visitors, and decreased revenue. Good steps to reduce HTML size include: using HTML compression, CSS layouts, external style sheets, and moving javascript to external files.
DOM Size Test
56% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The Document Object Model (DOM) of this webpage has 705 nodes which is less than the recommended value of 1,500 nodes.
HTML Compression/GZIP Test
99% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is successfully compressed using gzip compression on your code. The HTML code is compressed from 479.67 Kb to 45.22 Kb (91% size savings). This helps ensure a faster loading webpage and improved user experience.
Site Loading Speed Test
71% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The loading time of this webpage (measured from N. Virginia, US) is around 6.55 seconds and is greater than the average loading speed which is 5 seconds!
Accurate historical loading speed monitor and reports
Get detailed and accurate loading speed reports for your websites and see how your pages are being loaded over time.
JS Execution Time Test
53% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The JavaScript code used by this webpage is executed in less than 2 seconds.
Page Objects Test
7% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using more than 20 http requests, which can slow down page loading and negatively impact user experience!
Content size by content type
Content type
Percent
Size
javascript
44.7 %
1.27 Mb
image
42.6 %
1.21 Mb
font
8.2 %
237.55 Kb
css
3.0 %
87.39 Kb
html
0.8 %
24.02 Kb
other
0.7 %
20.15 Kb
TOTAL
100%
2.83 Mb
Requests by content type
Content type
Percent
Requests
image
61.0 %
64
javascript
16.2 %
17
font
9.5 %
10
other
8.6 %
9
css
3.8 %
4
html
1.0 %
1
TOTAL
100%
105
Content size by domain
Domain
Percent
Size
images.squarespace-cdn.com
42.3 %
1.20 Mb
assets.squarespace.com
34.6 %
1003.07 Kb
googletagmanager.com
7.7 %
222.56 Kb
use.typekit.net
7.2 %
209.39 Kb
static1.squarespace.com
4.4 %
128.65 Kb
celsa.com.pe
1.8 %
52.58 Kb
fonts.gstatic.com
1.2 %
35.17 Kb
google-analytics.com
0.7 %
21.52 Kb
fonts.googleapis.com
0.0 %
1.13 Kb
p.typekit.net
0.0 %
205 B
TOTAL
100%
2.83 Mb
Requests by domain
Domain
Percent
Requests
images.squarespace-cdn.com
58.1 %
61
assets.squarespace.com
13.3 %
14
celsa.com.pe
10.5 %
11
use.typekit.net
9.5 %
10
static1.squarespace.com
1.9 %
2
googletagmanager.com
1.9 %
2
google-analytics.com
1.9 %
2
fonts.googleapis.com
1.0 %
1
fonts.gstatic.com
1.0 %
1
p.typekit.net
1.0 %
1
TOTAL
100%
105
CDN Usage Test
95% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is not serving all resources (images, javascript and css) from CDNs!
Modern Image Format Test
43% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
Image Metadata Test
72% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is not using images with large metadata.
Image Caching Test
95% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is using cache headers for images and the browsers will display these images from the cache.
JavaScript Caching Test
96% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is not using uncached JavaScript resources from same domain!
CSS Caching Test
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is not using uncached CSS resources from same domain!
JavaScript Minification Test
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
All JavaScript files used by this webpage are minified.
CSS Minification Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
All CSS resources used by this webpage are minified.
Render Blocking Resources Test
15% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using render blocking resources! Eliminating render-blocking resources can help this webpage to load significantly faster and will improve the website experience for your visitors.
URL Redirects Test
97% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This URL doesn't have any redirects (which could potentially cause site indexation issues and site loading delays).
Time To First Byte Test
99% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The Time To First Byte value of this webpage is 0.012 seconds. To provide a good user experience, Google recommends that sites should strive to have a TTFB of 0.8 seconds or less.
0.012 s
0.8 s
1.8 s
First Contentful Paint Test
90% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The First Contentful Paint value of this webpage is 0.747 seconds. To provide a good user experience, Google recommends that sites should strive to have a First Contentful Paint value of 1.8 seconds or less.
0.747 s
1.8 s
3 s
Largest Contentful Paint Test
77% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The Largest Contentful Paint duration of this webpage is 2.32 seconds. To provide a good user experience, Google recommends that sites should strive to have Largest Contentful Paint of 2.5 seconds or less.
2.32 s
2.5 s
4 s
Largest Contentful Paint element within the viewport:
<img data-src="https://images.squarespace-cdn.com/content/v1/5e28..." data-image="https://images.squarespace-cdn.com/content/v1/5e28..." data-image-dimensions="3008x2000" data-image-focal-point="0.5,0.5" data-load="false" data-parent-ratio="3.2" style="font-size: 0px; left: 0px; top: -334.798px; width:..." alt="bg2.jpg" class="" data-image-resolution="2500w" src="https://images.squarespace-cdn.com/content/v1/5e28...">
Cumulative Layout Shift Test
91% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The CLS score of this webpage is 0.0349. To provide a good user experience, Google recommends that sites should strive to have a CLS score of 0.1 or less.
0.0349
0.1
0.25
DOM element which contributes the most to CLS score:
Text: Calidad y Seguridad son nuestros pilares DESCARGA NUESTRO BROCHURE 2025 Más de 4...
Html: <div class="Site-inner Site-inner--index" data-controller="HeaderOverlay" id="yui_3_17_2_1_1743024256446_77" data-controllers-bound="HeaderOverlay">
Score: 0.0258
Server and security
Score:86
Failed:2
Warnings:0
Passed:5
URL Canonicalization Test
93% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
https://www.celsa.com.pe/ and https://celsa.com.pe/ resolve to the same URL.
SSL Checker and HTTPS Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is successfully using HTTPS, a secure communication protocol over the Internet.
The certificate is not used before the activation date.
The certificate has not expired.
The hostname "www.celsa.com.pe" is correctly listed in the certificate.
The certificate should be trusted by all major web browsers.
The certificate was not revoked.
The certificate was signed with a secure hash.
Certificate Chain:
Server certificate
Common Name
www.celsa.com.pe
Subject Alternative Names
www.celsa.com.pe
Not Valid Before
Thu, January 30, 2025 at 6:03:38 AM UTC
Not Valid After
Wed, April 30, 2025 at 6:03:37 AM UTC
Signature Algorithm
sha256WithRsaEncryption
Issuer
R10
Intermediate certificate
Common Name
R10
Organization
Let's Encrypt
Location
US
Not Valid Before
Wed, March 13, 2024 at 12:00:00 AM UTC
Not Valid After
Fri, March 12, 2027 at 11:59:59 PM UTC
Signature Algorithm
sha256WithRsaEncryption
Issuer
ISRG Root X1
Root certificate
Common Name
ISRG Root X1
Organization
Internet Security Research Group
Location
US
Not Valid Before
Thu, June 4, 2015 at 11:04:38 AM UTC
Not Valid After
Mon, June 4, 2035 at 11:04:38 AM UTC
Signature Algorithm
sha256WithRsaEncryption
Issuer
ISRG Root X1
Mixed Content Test (HTTP over HTTPS)
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage does not use mixed content - both the initial HTML and all other resources are loaded over HTTPS.
HTTP2 Test
99% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using the HTTP/2 protocol.
HSTS Test
84% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using the Strict-Transport-Security header.
strict-transport-security:max-age=0
Plaintext Emails Test
97% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
We've found 1 email addresses in your page code! We advise you to protect email links in a way that hides them from the spam harvesters.
Unsafe Cross-Origin Links Test
45% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using target="_blank" links without rel="noopener" or rel="noreferrer" attribute, which can expose it to performance and security issues!
Mobile usability
Score:50
Failed:1
Warnings:0
Passed:2
Meta Viewport Test
92% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage does not have a viewport meta tag! Add a viewport meta tag to optimize your webpage for mobile screens.
Media Query Responsive Test
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using CSS media queries, which is the base for responsive design functionalities.
Advanced SEO
Score:98
Failed:0
Warnings:1
Passed:8
Structured Data Test
66% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using structured data.
Custom 404 Error Page Test
80% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is using a custom 404 error page. We recommend to have a custom 404 error page in order to improve the website's user experience by letting users know that only a specific page is missing/broken (and not the entire site), providing them helpful links, the opportunity to report bugs, and potentially track the source of broken links.
Meta Refresh Test
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is not using a meta refresh tag.
SPF Records Test
94% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This DNS server is using an SPF record.
v=spf1 include:_spf.google.com ~all
Ads.txt Validation Test
67% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website doesn't use an ads.txt file! Ads.txt is a text file that contains a list of Authorized Digital Sellers. The purpose of ads.txt files is to give advertisers and advertising networks the ability to verify who is allowed to sell advertising on your website.
