Check-Host.cc

Domain

engage.cloud-dev.microsoft

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

Run a live full scan of engage.cloud-dev.microsoft

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
9
in our scans

DNS Records

A
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

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.

CT-Log Evidence

Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.

4045de00bfbe31a1… google · xenon2026h2
Subject: *.yammer.com
Issuer: Microsoft TLS G2 RSA CA OCSP 16
SANs: www.yammer.com, *.staging.yammer.com, *.rt.staging.yammer.com, *.staging.assets-yammer.com, *.yammerusercontent.com, *.rt.yammer.com, *.docs.yammer.com, *.assets-yammer.com, *.yammer.com, *.integration.staging.yammer.com, *.integration.assets-yammer.com, *.yamalytics.yammer.com, yammer.com, *.eu-1.yammer.com, *.engage.cloud-dev.microsoft, engage.cloud-dev.microsoft, df.engage.cloud.microsoft, engage.cloud.microsoft, *.test.cosmic.yammer.com, *.gov.yammer.com, *.rt.gov.yammer.com, *.rt.test.cosmic.yammer.com, *.engage.cloud.microsoft, *.rt.msit.cosmic.yammer.com, *.msit.cosmic.yammer.com, *.eu.yammer.com, *.us.yammer.com, *.staging.yammerusercontent.com, *.azure-rt.staging.yammer.com, yammerusercontent.com, *.rt-tx.gov.yammer.com, *.us-1.staging.yammer.com, *.us-1.yammer.com, *.eu-1.assets-yammer.com, *.rt.engage.cloud.microsoft, *.engage.cloud.dev.microsoft, *.rt.engage.cloud.dev.microsoft
Valid: 2026-04-07 20:18:38 → 2026-10-04 20:18:38
327def0fe681d251… google · xenon2026h2
Subject: *.yammer.com
Issuer: Microsoft TLS G2 RSA CA OCSP 16
SANs: www.yammer.com, *.staging.yammer.com, *.rt.staging.yammer.com, *.staging.assets-yammer.com, *.yammerusercontent.com, *.rt.yammer.com, *.docs.yammer.com, *.assets-yammer.com, *.yammer.com, *.integration.staging.yammer.com, *.integration.assets-yammer.com, *.yamalytics.yammer.com, yammer.com, *.eu-1.yammer.com, *.engage.cloud-dev.microsoft, engage.cloud-dev.microsoft, df.engage.cloud.microsoft, engage.cloud.microsoft, *.test.cosmic.yammer.com, *.gov.yammer.com, *.rt.gov.yammer.com, *.rt.test.cosmic.yammer.com, *.engage.cloud.microsoft, *.rt.msit.cosmic.yammer.com, *.msit.cosmic.yammer.com, *.eu.yammer.com, *.us.yammer.com, *.staging.yammerusercontent.com, *.azure-rt.staging.yammer.com, yammerusercontent.com, *.rt-tx.gov.yammer.com, *.us-1.staging.yammer.com, *.us-1.yammer.com, *.eu-1.assets-yammer.com
Valid: 2026-02-12 18:32:32 → 2026-08-11 18:32:32
bdc5d15731abf08b… google · xenon2026h2
Subject: *.yammer.com
Issuer: Microsoft TLS G2 RSA CA OCSP 16
SANs: www.yammer.com, *.staging.yammer.com, *.rt.staging.yammer.com, *.staging.assets-yammer.com, *.yammerusercontent.com, *.rt.yammer.com, *.docs.yammer.com, *.assets-yammer.com, *.yammer.com, *.integration.staging.yammer.com, *.integration.assets-yammer.com, *.yamalytics.yammer.com, yammer.com, *.eu-1.yammer.com, *.engage.cloud-dev.microsoft, engage.cloud-dev.microsoft, df.engage.cloud.microsoft, engage.cloud.microsoft, *.test.cosmic.yammer.com, *.gov.yammer.com, *.rt.gov.yammer.com, *.rt.test.cosmic.yammer.com, *.engage.cloud.microsoft, *.rt.msit.cosmic.yammer.com, *.msit.cosmic.yammer.com, *.eu.yammer.com, *.us.yammer.com, *.staging.yammerusercontent.com, *.azure-rt.staging.yammer.com, yammerusercontent.com, *.rt-tx.gov.yammer.com, *.us-1.staging.yammer.com, *.us-1.yammer.com, *.eu-1.assets-yammer.com
Valid: 2026-02-12 18:32:32 → 2026-08-11 18:32:32
6e32a0df6850c9bb… google · xenon2026h2
Subject: *.yammer.com
Issuer: Microsoft Azure RSA TLS Issuing CA 08
SANs: www.yammer.com, *.staging.yammer.com, *.rt.staging.yammer.com, *.staging.assets-yammer.com, *.yammerusercontent.com, *.rt.yammer.com, *.docs.yammer.com, *.assets-yammer.com, *.yammer.com, *.integration.staging.yammer.com, *.integration.assets-yammer.com, *.yamalytics.yammer.com, yammer.com, *.eu-1.yammer.com, *.engage.cloud-dev.microsoft, engage.cloud-dev.microsoft, df.engage.cloud.microsoft, engage.cloud.microsoft, *.test.cosmic.yammer.com, *.gov.yammer.com, *.rt.gov.yammer.com, *.rt.test.cosmic.yammer.com, *.engage.cloud.microsoft, *.rt.msit.cosmic.yammer.com, *.msit.cosmic.yammer.com, *.eu.yammer.com, *.us.yammer.com, *.staging.yammerusercontent.com, *.azure-rt.staging.yammer.com, yammerusercontent.com, *.rt-tx.gov.yammer.com, *.us-1.staging.yammer.com, *.us-1.yammer.com, *.eu-1.assets-yammer.com
Valid: 2026-02-12 18:19:19 → 2026-08-11 18:19:19
410a41fddb13276a… google · xenon2026h2
Subject: *.yammer.com
Issuer: Microsoft Azure RSA TLS Issuing CA 04
SANs: www.yammer.com, *.staging.yammer.com, *.rt.staging.yammer.com, *.staging.assets-yammer.com, *.yammerusercontent.com, *.rt.yammer.com, *.docs.yammer.com, *.assets-yammer.com, *.yammer.com, *.integration.staging.yammer.com, *.integration.assets-yammer.com, *.yamalytics.yammer.com, yammer.com, *.eu-1.yammer.com, *.engage.cloud-dev.microsoft, engage.cloud-dev.microsoft, df.engage.cloud.microsoft, engage.cloud.microsoft, *.test.cosmic.yammer.com, *.gov.yammer.com, *.rt.gov.yammer.com, *.rt.test.cosmic.yammer.com, *.engage.cloud.microsoft, *.rt.msit.cosmic.yammer.com, *.msit.cosmic.yammer.com, *.eu.yammer.com, *.us.yammer.com, *.staging.yammerusercontent.com, *.azure-rt.staging.yammer.com, yammerusercontent.com, *.rt-tx.gov.yammer.com, *.us-1.staging.yammer.com, *.us-1.yammer.com, *.eu-1.assets-yammer.com
Valid: 2026-02-12 18:02:44 → 2026-08-11 18:02:44
96aaac5a0ef55f0f… google · xenon2026h2
Subject: *.yammer.com
Issuer: Microsoft Azure RSA TLS Issuing CA 03
SANs: www.yammer.com, *.staging.yammer.com, *.rt.staging.yammer.com, *.staging.assets-yammer.com, *.yammerusercontent.com, *.rt.yammer.com, *.docs.yammer.com, *.assets-yammer.com, *.yammer.com, *.integration.staging.yammer.com, *.integration.assets-yammer.com, *.yamalytics.yammer.com, yammer.com, *.eu-1.yammer.com, *.engage.cloud-dev.microsoft, engage.cloud-dev.microsoft, df.engage.cloud.microsoft, engage.cloud.microsoft, *.test.cosmic.yammer.com, *.gov.yammer.com, *.rt.gov.yammer.com, *.rt.test.cosmic.yammer.com, *.engage.cloud.microsoft, *.rt.msit.cosmic.yammer.com, *.msit.cosmic.yammer.com, *.eu.yammer.com, *.us.yammer.com, *.staging.yammerusercontent.com, *.azure-rt.staging.yammer.com, yammerusercontent.com, *.rt-tx.gov.yammer.com, *.us-1.staging.yammer.com, *.us-1.yammer.com, *.eu-1.assets-yammer.com
Valid: 2026-02-12 17:54:48 → 2026-08-11 17:54:48

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Domain timeline pending

Passive-DNS history accumulates as our forward-DNS crawler observes A/AAAA/MX/NS/TXT records over time.