Check-Host.cc

Domain

autodiscover.microsoft.com

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

Run a live full scan of autodiscover.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
40.99.204.56, 40.99.204.72, 40.99.204.8, 40.99.204.88, 52.97.163.8, 52.97.176.40, 52.97.179.200, 52.97.183.200
AAAA
2603:1026:204:2::8, 2603:1026:207:131::8, 2603:1026:c03:3000::8, 2603:1026:c03:3032::8, 2603:1026:c03:3033::8, 2603:1026:c03:6024::8, 2603:1026:c03:6025::8, 2603:1026:c03:7064::8
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

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 40.99.204.88 2026-06-02 15:24:20.474 2026-06-16 18:05:30.137
A 52.97.163.8 2026-06-02 15:24:20.474 2026-06-16 18:05:30.137
A 52.98.231.248 2026-06-02 15:24:20.474 2026-07-16 17:12:01.194
AAAA 2603:1026:c03:7079::8 2026-06-02 15:24:20.474 2026-06-02 15:24:20.474
AAAA 2603:1026:c03:6025::8 2026-06-02 15:24:20.474 2026-06-16 18:05:30.137
AAAA 2603:1026:c03:707d::8 2026-06-02 15:24:20.474 2026-06-02 15:24:20.474
AAAA 2603:1026:c03:7077::8 2026-06-02 15:24:20.474 2026-06-02 15:24:20.474
A 52.97.201.88 2026-06-02 15:24:20.474 2026-06-16 18:05:30.137
AAAA 2603:1026:c03:706c::8 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
AAAA 2603:1026:c03:3032::8 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
AAAA 2603:1026:207:131::8 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
A 52.97.200.136 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
A 52.97.183.200 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
AAAA 2603:1026:c03:707a::8 2026-06-16 18:05:30.137 2026-06-16 18:08:15.024
AAAA 2603:1026:c03:3000::8 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
A 40.99.204.72 2026-06-16 18:05:30.137 2026-07-16 17:12:01.194
A 52.98.232.24 2026-06-16 18:05:30.137 2026-07-16 17:12:01.194
AAAA 2603:1026:c03:706a::8 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
AAAA 2603:1026:c03:6024::8 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
A 40.99.204.8 2026-06-16 18:05:30.137 2026-06-16 18:05:30.137
A 40.99.204.56 2026-06-16 18:08:15.024 2026-06-16 18:08:15.024
A 52.97.250.232 2026-06-16 18:08:15.024 2026-06-16 18:08:15.024
A 52.97.200.168 2026-06-16 18:08:15.024 2026-06-16 18:08:15.024
A 52.97.176.40 2026-06-16 18:08:15.024 2026-06-16 18:08:15.024
AAAA 2603:1026:c03:7073::8 2026-06-16 18:08:15.024 2026-07-16 17:12:01.194
AAAA 2603:1026:c03:7070::8 2026-06-16 18:08:15.024 2026-06-16 18:08:15.024
AAAA 2603:1026:204:2::8 2026-06-16 18:08:15.024 2026-06-16 18:08:15.024
AAAA 2603:1026:c03:3033::8 2026-07-16 17:12:01.194 2026-07-16 17:12:01.194
AAAA 2603:1026:c03:7076::8 2026-07-16 17:12:01.194 2026-07-16 17:12:01.194
AAAA 2603:1026:c03:7064::8 2026-07-16 17:12:01.194 2026-07-16 17:12:01.194
A 52.97.179.200 2026-07-16 17:12:01.194 2026-07-16 17:12:01.194
A 52.98.242.248 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395
A 52.98.171.248 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395
AAAA 2603:1026:c0d:c07::8 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395
AAAA 2603:1026:c0d:c1f::8 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395
A 52.98.241.184 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395
AAAA 2603:1026:c0d:1803::8 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395
AAAA 2603:1026:c0d:82d::8 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395
A 52.98.179.88 2026-07-30 17:22:48.799 2026-07-30 17:23:37.395