Check-Host.cc

Domain

bgp.nu

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of bgp.nu

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

Deep-scan now
Hosting IPs
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS Records

A
147.28.0.53
AAAA
MX
10 mail.bgp.nu
NS
bvi.bgp.nu, dns.futurexp.com, ns.iad.hactrn.net
TXT
v=spf1 mx a include:outbound.mailhop.org ~all
CNAME
CAA
0 iodef "mailto:caa-report@bgp.nu", 0 issue "letsencrypt.org", 0 issuewild ";"

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Every subdomain we know about — harvested from CT-log SANs, scan-observed certs and HTML body references — paired with its current A/AAAA target.

Subdomain Resolves to Last seen
bgp.nu 2026-06-25 20:14:10.198

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Certificate observations pending

TLS certs naming this domain in subject or SANs will appear here as our scan-layer catches them.

IPs Citing This Domain

No citing IPs found yet

As the world-sweep progresses, hosts referencing this domain in their HTML will surface here.

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

CT-Log Evidence

Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.

14b3971c1cfe5468… sectigo · elephant2026h1
Subject: bgp.nu
Issuer: R13
SANs: bgp.nu, www.bgp.nu, x3270.bgp.nu
Valid: 2026-02-01 14:13:23 → 2026-05-02 14:13:22

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
A 147.28.0.53 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
CAA 0 issuewild ";" 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
TXT v=spf1 mx a include:outbound.mailhop.org ~all 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
NS dns.futurexp.com 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
CAA 0 iodef "mailto:caa-report@bgp.nu" 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
NS ns.iad.hactrn.net 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
NS bvi.bgp.nu 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
MX 10 mail.bgp.nu 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198
CAA 0 issue "letsencrypt.org" 2026-06-25 11:08:51.002 2026-06-25 20:14:10.198