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Domain report

gtrlib.com

gtrlib.com ranks in the top 0.080% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore gtrlib.com in the Web Graph

Connectivity

#106,189harmonic-centrality rank
Top percentile
0.080%
Hosts observed
1

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://gtrlib.com/ answered with HTTP 200.

DNS records

A
  • 104.21.17.142
  • 172.67.176.212
AAAA
  • 2606:4700:3030::ac43:b0d4
  • 2606:4700:3034::6815:118e
MX
No records found.
NS
  • sue.ns.cloudflare.com.
  • nick.ns.cloudflare.com.

Live preview

This is a live, sandboxed embed of gtrlib.com — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

Registrar
Cloudflare, Inc.
Registered
2018-06-05
Expires
2030-06-05
Last changed
2025-05-11

Nameservers: NICK.NS.CLOUDFLARE.COM, SUE.NS.CLOUDFLARE.COM

Status: client transfer prohibited

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
max-age=3600
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
max-age=31556926
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

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

    → https://gtrlib.com/

  2. 2.https://gtrlib.com/HTTP 200

Meta tags

Title
GtrLib - Guitar Chord Library app for iOS, Android and Web
Description
GtrLib Chords is a vast and comprehensive guitar chord library for iPhone, iPad, iPod touch, and for Android devices. Download GtrLib Chords on Google Play and App Store.
Canonical
https://gtrlib.com
Robots
index, follow
Generator
Not set
Open Graph title
GtrLib - Guitar Chord Library app for iOS, Android and Web
Open Graph description
GtrLib Chords is a vast and comprehensive guitar chord library for iPhone, iPad, iPod touch, and for Android devices. Download GtrLib Chords on Google Play and App Store.
Open Graph image
https://gtrlib.com/chords/images/gtrlib-social-card.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
GtrLib - Guitar Chord Library app for iOS, Android and Web
Twitter image
https://gtrlib.com/chords/images/gtrlib-social-card.jpg

robots.txt

Disallow rules (User-agent: *)
0
Disallow rules (other agents)
0

Sitemap declared:

  • https://gtrlib.com/chords/sitemap.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • Google Analyticsanalytics

    Found "googletagmanager.com/gtag/js" in the page's HTML

Related domains

Similar connectivity

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