Domain report

libsofia.bg

libsofia.bg ranks in the top 0.42% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 13 distinct hosts observed under it.

Explore libsofia.bg in the Web Graph

Connectivity

#556,357harmonic-centrality rank

Top percentile: 0.42%
Hosts observed: 13

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://libsofia.bg/ answered with HTTP 200.

DNS records

A: 213.169.33.107
AAAA: No records found.
MX: 0 mail.libsofia.bg.
NS: ns187.superhosting.bg.
ns188.superhosting.bg.

Live preview

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

Domain registration (WHOIS / RDAP)

No RDAP (WHOIS) data is available for libsofia.bg.

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: no-cache, private
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

What each security header does

Redirect chain

1.http://libsofia.bg/HTTP 301
→ https://libsofia.bg/
2.https://libsofia.bg/HTTP 200

robots.txt

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

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

Similar connectivity

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