Check-Host.cc

Domain

open.weibo.com

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

Run a live full scan of open.weibo.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
4
seen in DNS
Observed Certs
in our scans

DNS Records

A
36.51.224.123, 36.51.224.126
AAAA
MX
10 mx.sina.net
NS
ns1.sina.com.cn, ns2.sina.com.cn, ns3.sina.com, ns3.sina.com.cn, ns4.sina.com, ns4.sina.com.cn
TXT
google-site-verification=P4n0nSkaw97YPTZ_JTcVtmAnD8TzURwDaqKi8WGZSb4, v=spf1 include:spf.weibo.com -all
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

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.

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
NS ns4.sina.com.cn 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
A 36.51.224.123 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
NS ns3.sina.com 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
TXT v=spf1 include:spf.weibo.com -all 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
TXT google-site-verification=P4n0nSkaw97YPTZ_JTcVtmAnD8TzURwDaqKi8WGZSb4 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
NS ns2.sina.com.cn 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
NS ns4.sina.com 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
MX 10 mx.sina.net 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
NS ns1.sina.com.cn 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
NS ns3.sina.com.cn 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973
A 36.51.224.126 2026-05-26 00:32:50.780 2026-07-28 20:31:39.973