Check-Host.cc

Domain

admin-dev.notion.so

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

Run a live full scan of admin-dev.notion.so

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
10.253.129.191, 10.253.129.251, 10.253.139.133, 10.253.142.202, 10.253.146.55, 10.253.149.96, 10.253.151.213, 10.253.155.116
AAAA
MX
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

Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so
Subject: *.dev.notion.so
Issuer: Amazon RSA 2048 M01
SANs: *.admin-dev.notion.so, *.dev.notion.so, *.notion.co, admin-dev.notion.so, dev.notion.so

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
A 10.253.155.116 2026-05-25 23:59:40.866 2026-05-31 01:03:40.739
A 10.253.172.107 2026-05-25 23:59:40.866 2026-05-31 01:03:40.739
A 10.253.139.133 2026-05-25 23:59:40.866 2026-05-31 01:03:40.739
A 10.253.129.191 2026-06-14 22:23:29.853 2026-06-18 13:15:50.533
A 10.253.146.55 2026-06-14 22:23:29.853 2026-06-18 13:15:50.533
A 10.253.171.179 2026-06-14 22:23:29.853 2026-06-23 23:24:11.453
A 10.253.151.213 2026-06-20 14:36:47.211 2026-06-22 19:25:13.367
A 10.253.129.251 2026-06-20 14:36:47.211 2026-06-23 19:09:06.761
A 10.253.149.96 2026-06-23 19:06:06.137 2026-06-23 23:24:11.453
A 10.253.142.202 2026-06-23 23:24:11.453 2026-06-23 23:24:11.453