Domain report
library.link
library.link ranks in the top 0.47% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 84 distinct hosts observed under it.
Connectivity
#619,852harmonic-centrality rank
- Top percentile
- 0.47%
- Hosts observed
- 84
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://library.link/ answered with HTTP 200.
DNS records
- A
- 3.170.51.116
- 3.170.51.126
- 3.170.51.94
- 3.170.51.57
- AAAA
- 2600:9000:2873:b600:13:691c:5b80:93a1
- 2600:9000:2873:a600:13:691c:5b80:93a1
- 2600:9000:2873:4000:13:691c:5b80:93a1
- 2600:9000:2873:6000:13:691c:5b80:93a1
- 2600:9000:2873:f400:13:691c:5b80:93a1
- 2600:9000:2873:2400:13:691c:5b80:93a1
- 2600:9000:2873:ae00:13:691c:5b80:93a1
- 2600:9000:2873:b000:13:691c:5b80:93a1
- MX
- 10 library-link.mail.protection.outlook.com.
- NS
- ns-1268.awsdns-30.org.
- ns-1826.awsdns-36.co.uk.
- ns-35.awsdns-04.com.
- ns-568.awsdns-07.net.
- AS
- Server in network AMAZON-02, AS16509 · United States3.170.51.0/24, which holds 3.170.51.116
Live preview
This is a live, sandboxed embed of library.link — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 502).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- private, no-cache, no-store, max-age=0, must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- Not sent
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://library.link/HTTP 301→ https://library.link/
- 2.
https://library.link/HTTP 200
Meta tags
- Title
- Bibliograph
- Description
- An open data platform that grows library visibility through a collaboration of thousands of libraries and their service providers. Our mission is to build new pathways to libraries on the Web. Together, we share structured data and connect people with the books they want to read.
- Canonical
- Not set
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Not set
- Open Graph description
- Not set
- Open Graph image
- Not set
- Open Graph type
- Not set
- Twitter card
- Not set
- Twitter title
- Not set
- Twitter image
- Not set
robots.txt
- Disallow rules (User-agent: *)
- 0
- Disallow rules (other agents)
- 0
Sitemaps declared:
https://library.link/portal/sitemap1.xmlhttps://library.link/portal/sitemap2.xmlhttps://library.link/portal/sitemap3.xmlhttps://library.link/portal/sitemap4.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Next.jsframework
X-Powered-By: Next.js
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