Check-Host.cc

Domain

support.twitter.com

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

Run a live full scan of support.twitter.com

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
2
A/AAAA targets
Subdomains
CT + scan + body
Record Types
2
seen in DNS
Observed Certs
in our scans

DNS Records

A
162.159.140.229, 172.66.0.227
AAAA
MX
10 inbound-smtp.us-west-2.amazonaws.com
NS
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.

91.206.207.130:80 href · ×4
176.31.25.117:80 href · ×2
176.31.25.117:443 href · ×2
185.142.155.62:443 href · ×2
212.94.130.191:443 href · ×1
216.92.88.70:80 href · ×1
212.94.130.156:443 href · ×1
216.92.88.70:443 href · ×1
85.94.207.38:443 href · ×1
52.212.33.153:443 href · ×1
3.140.229.210:443 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
MX 10 inbound-smtp.us-west-2.amazonaws.com 2026-05-26 07:20:33.209 2026-07-26 16:56:28.858
A 172.66.0.227 2026-05-26 07:20:33.209 2026-07-26 16:56:28.858
A 162.159.140.229 2026-05-26 07:20:33.209 2026-07-26 16:56:28.858