Check-Host.cc

Domain

my.microsoft.com

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

Run a live full scan of my.microsoft.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
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS Records

A
104.85.1.84, 104.99.233.177, 184.30.157.138, 2.19.86.100, 23.202.154.133, 23.219.139.163, 23.220.113.77, 23.222.197.164
AAAA
MX
5 mx1.hotmail.com, 5 mx2.hotmail.com, 5 mx3.hotmail.com, 5 mx4.hotmail.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

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 88.221.170.202 2026-06-02 15:24:20.474 2026-07-22 23:26:12.135
A 23.58.105.166 2026-06-16 18:05:30.137 2026-07-30 17:22:48.799
MX 5 mx2.hotmail.com 2026-06-16 18:08:15.024 2026-07-30 17:23:37.395
MX 5 mx4.hotmail.com 2026-06-16 18:08:15.024 2026-07-30 17:23:37.395
MX 5 mx3.hotmail.com 2026-06-16 18:08:15.024 2026-07-30 17:23:37.395
A 184.30.157.138 2026-06-16 18:08:15.024 2026-07-23 14:29:10.954
MX 5 mx1.hotmail.com 2026-06-16 18:08:15.024 2026-07-30 17:23:37.395
A 23.220.113.77 2026-07-16 15:42:38.075 2026-07-27 10:20:22.186
A 104.85.1.84 2026-07-17 00:17:08.463 2026-07-30 17:23:37.395
A 23.222.197.164 2026-07-17 15:22:34.814 2026-07-17 15:22:34.814
A 104.99.233.177 2026-07-18 09:31:24.092 2026-07-24 14:29:57.609
A 23.58.194.43 2026-07-20 01:31:52.254 2026-07-20 01:31:52.254
A 2.19.86.100 2026-07-21 04:14:30.569 2026-07-21 04:14:30.569
A 23.219.139.163 2026-07-22 08:47:29.368 2026-07-22 08:56:44.925
A 23.222.202.163 2026-07-24 03:54:40.750 2026-07-24 03:54:40.750
A 72.246.30.63 2026-07-27 12:12:08.125 2026-07-27 12:12:08.125
A 23.48.10.133 2026-07-27 12:37:28.859 2026-07-27 12:37:28.859
A 23.202.154.133 2026-07-28 07:37:03.110 2026-07-28 07:37:03.110