Check-Host.cc

Domain

requestb.in

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

Run a live full scan of requestb.in

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
104.21.51.178, 172.67.183.57
AAAA
2606:4700:3030::6815:33b2, 2606:4700:3031::ac43:b739, 2606:4700:3037::ac43:b739
MX
NS
carter.ns.cloudflare.com, maria.ns.cloudflare.com
TXT
CNAME
CAA

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

Subdomain enumeration pending

Every subdomain ever issued a TLS cert under this apex — extracted from Certificate Transparency logs, our own scan observations and body references.

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

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

134.122.25.183:80 href · ×2
178.128.209.223:80 href · ×2
20.77.251.94:80 href · ×1
20.27.86.97:80 href · ×1
108.141.173.206:80 href · ×1
4.224.119.85:80 href · ×1
4.225.54.244:80 href · ×1
4.182.193.251:80 href · ×1
51.222.234.166:443 href · ×1
52.158.146.17:80 href · ×1
4.149.196.51:8080 href · ×1
85.210.189.184:80 href · ×1
20.40.154.99:80 href · ×1

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.

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 172.67.183.57 2026-05-27 04:57:28.209 2026-07-27 20:25:08.329
NS carter.ns.cloudflare.com 2026-05-27 04:57:28.209 2026-07-27 20:25:08.329
A 104.21.51.178 2026-05-27 04:57:28.209 2026-07-27 20:25:08.329
NS maria.ns.cloudflare.com 2026-05-27 04:57:28.209 2026-07-27 20:25:08.329
AAAA 2606:4700:3030::6815:33b2 2026-05-27 04:57:28.209 2026-07-27 20:25:08.329
AAAA 2606:4700:3037::ac43:b739 2026-05-27 04:57:28.209 2026-06-22 08:03:20.158
AAAA 2606:4700:3031::ac43:b739 2026-07-18 17:56:00.154 2026-07-27 20:25:08.329