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Domain report

grao.com

grao.com ranks in the top 0.039% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 28 distinct hosts observed under it.

Explore grao.com in the Web Graph

Connectivity

#51,743harmonic-centrality rank
Top percentile
0.039%
Hosts observed
28

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://grao.com/ answered with HTTP 200.

DNS records

A
  • 79.143.93.162
AAAA
No records found.
MX
  • 10 mx.serviciodecorreo.es.
NS
  • ns-1105.awsdns-10.org.
  • ns-1671.awsdns-16.co.uk.
  • ns-214.awsdns-26.com.
  • ns-907.awsdns-49.net.

Live preview

Screenshot of grao.com

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since grao.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

Registrar
Arsys Internet, S.L. dba NICLINE.COM
Registered
1998-09-24
Expires
2027-09-23
Last changed
2026-09-24

Nameservers: NS-1105.AWSDNS-10.ORG, NS-1671.AWSDNS-16.CO.UK, NS-214.AWSDNS-26.COM, NS-907.AWSDNS-49.NET

Status: active

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
Not sent
Content-Encoding
Not sent

Security

Content-Security-Policy
upgrade-insecure-requests
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin, origin-when-cross-origin
Permissions-Policy
interest-cohort=()

What each security header does

Redirect chain

  1. 1.http://grao.com/HTTP 301

    → https://grao.com/

  2. 2.https://grao.com/HTTP 301

    → https://www.grao.com/

  3. 3.https://www.grao.com/HTTP 200

Meta tags

Title
Expertos en educación - Especialistas en contenidos de educación
Description
Somos especialistas en educación. Tanto para estudiantes en pedagogía como para profesores en activo.
Canonical
https://www.grao.com/
Robots
max-snippet:-1,max-image-preview:large,max-video-preview:-1
Generator
performance-lab 3.4.0; plugins:
Open Graph title
Expertos en educación
Open Graph description
Somos especialistas en educación. Tanto para estudiantes en pedagogía como para profesores en activo.
Open Graph image
https://www.grao.com/wp-content/uploads/2024/06/enviocast-1024x96.png
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Expertos en educación
Twitter image
https://www.grao.com/wp-content/uploads/2024/06/enviocast-1024x96.png

robots.txt

Disallow rules (User-agent: *)
40
Disallow rules (other agents)
36

No Sitemap declared in robots.txt.

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • WordPresscms

    Found "wp-content/" in the page's HTML

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.