What technology does cadenaser.com use?

We did not detect any specific technologies for cadenaser.com in the latest scan.

Is cadenaser.com secure (HTTPS)?

Yes. cadenaser.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 22, 2026.

Who hosts cadenaser.com?

Hosting provider information for cadenaser.com is not available yet.

What is cadenaser.com's SEO score?

cadenaser.com scored 85/100 for SEO in the latest analysis (great).

What is cadenaser.com's overall website score?

cadenaser.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.

Has cadenaser.com's score changed over time?

cadenaser.com's overall score has improved by 14 points (from 73 to 87) since Jul 21, 2026.

cadenaser.com

Cadena SER: Noticias y Radio Online

Last scanned Jul 29, 2026, 4:00 PM · 10 views

Overall score

Great

Summary

Últimas noticias sobre deportes, política, economía, cultura y sociedad. SEO is good (85/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.

Últimas noticias sobre deportes, política, economía, cultura y sociedad. Escucha los programas y emisoras de la Cadena SER a la carta, la radio online y los podcast.

Top issues to fix

8 issues found · 1 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
TLS certificate expires in 24 days
Security
Renew soon or enable auto-renewal to avoid a browser-warning outage.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.

+2 more issues — details in the sections below.

SEO

3 issue(s) found

Performance

585 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+14 overall since Jul 21, 2026

Overall: 87
SEO: 85
Security: 75
Performance: 90
Accessibility: 100

Organization

Company details published in this site's own structured data.

Últimas noticias sobre deportes, política, economía, cultura y sociedad. Escucha los programas y emisoras de la Cadena SER a la carta, la radio online y los podcast.

Contact

Email, phone, and address published on this site's own pages.

Email: 1DC736EC6166EBFB0A495CDA@techacct.adobe.com

Meta tags

Title: Cadena SER: Noticias y Radio Online
Description: Últimas noticias sobre deportes, política, economía, cultura y sociedad. Escucha los programas y emisoras de la Cadena SER a la carta, la radio online y los podcast.
Canonical: https://cadenaser.com/
Language: es-ES
Charset: utf-8
Viewport: width=device-width, initial-scale=1
Robots meta: index, follow, noarchive, max-image-preview:large, max-video-preview:3, max-snippet:-1
Manifest: https://cadenaser.com/pf/resources/manifests/prisaradio/manifest.json?d=1868&mxId=00000000

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Let's Encrypt
Subject: prisaradio.web.arc-cdn.net
Valid from: May 24, 2026
Valid to: Aug 22, 2026
Days until expiry: 24
SAN domains: api-prisaradio-config-prod.cdn.arcpublishing.com, api-prisaradio-config-sandbox.cdn.arcpublishing.com, cadenaser.com, prisaradio-prisaradio-prod.cdn.arcpublishing.com, prisaradio-prisaradio-prod.web.arc-cdn.net, prisaradio-prisaradio-sandbox.cdn.arcpublishing.com, prisaradio-prisaradio-sandbox.web.arc-cdn.net, prisaradio.web.arc-cdn.net, www.cadenaser.com

Security headers

Strict-Transport-SecurityMissing
Content-Security-PolicyEnabled
X-Frame-OptionsMissing
X-Content-Type-OptionsMissing
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 75 · H3 10

Links

162 internal · 32 external · 20 broken

Images

55 total · 5 missing alt

Scripts / Styles

13 scripts · 0 stylesheets

JS / CSS size

74.6 KB · 131 KB

Page size

349 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Meta description longer than 160 characters
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://cadenaser.com
Final URL: https://cadenaser.com
HTTP status: 200
HTTP version: HTTP/2
Response time: 578 ms
HTML size: 349 KB
Redirect chain: https://cadenaser.com

See something wrong on this report? Request a correction

Frequently asked questions

What technology does cadenaser.com use?: We did not detect any specific technologies for cadenaser.com in the latest scan.
Is cadenaser.com secure (HTTPS)?: Yes. cadenaser.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 22, 2026.
Who hosts cadenaser.com?: Hosting provider information for cadenaser.com is not available yet.
What is cadenaser.com's SEO score?: cadenaser.com scored 85/100 for SEO in the latest analysis (great).
What is cadenaser.com's overall website score?: cadenaser.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
Has cadenaser.com's score changed over time?: cadenaser.com's overall score has improved by 14 points (from 73 to 87) since Jul 21, 2026.