Check-Host.cc

Domain

idp-dev-cloud.att.com

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

Run a live full scan of idp-dev-cloud.att.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
2.19.103.2, 23.58.106.38, 23.62.11.233, 88.221.169.109
AAAA
2600:141b:1c00:2281::2db1, 2600:141b:1c00:228b::2db1, 2600:141b:1c00:2298::2db1, 2600:141b:1c00:229a::2db1, 2600:141b:1c00:22a4::2db1, 2a02:26f0:1700:381::2db1, 2a02:26f0:1700:394::2db1, 2a02:26f0:c6:39d::2db1
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.

bb5ee9e7c1dcffc2… google · xenon2026h2
Subject: apporigin-dev-idpuf-e2.az.3pc.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: apporigin-dev-idpuf-e2.az.3pc.att.com, idp-dev-cloud.att.com, apporigin-dev1-idpuf-e2.az.3pc.att.com, apporigin-dev2-idpuf-e2.az.3pc.att.com, apporigin-dev3-idpuf-e2.az.3pc.att.com, apporigin-dev4-idpuf-e2.az.3pc.att.com, dev2.att.com, dev3.att.com, dev4.att.com, dev5.att.com, dev6.att.com, apporigin-dev-idpuf-w2.az.3pc.att.com, apporigin-dev1-idpuf-w2.az.3pc.att.com, apporigin-dev2-idpuf-w2.az.3pc.att.com, apporigin-dev3-idpuf-w2.az.3pc.att.com, apporigin-dev4-idpuf-w2.az.3pc.att.com
Valid: 2026-04-01 00:00:00 → 2026-10-16 23:59:59
53023b1fdb3f50e9… google · xenon2026h2
Subject: idp-dev-cloud.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: idp-dev-cloud.att.com, e-tst1-cloud.stage.att.com, e-tst2-cloud.stage.att.com, e-dev1-cloud.att.com, bizmulegw-aksnginx-test-e2.az.3pc.att.com, e-tst3-cloud.stage.att.com, e-tst5-cloud.stage.att.com, conmedmulegw-aksnginx-test-e2.az.3pc.att.com
Valid: 2026-02-24 00:00:00 → 2026-09-10 23:59:59
a0b057575f74bb42… digicert · wyvern2026h1
Subject: apporigin-dev-idpuf-e2.az.3pc.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: apporigin-dev-idpuf-e2.az.3pc.att.com, idp-dev-cloud.att.com, apporigin-dev1-idpuf-e2.az.3pc.att.com, apporigin-dev2-idpuf-e2.az.3pc.att.com, apporigin-dev3-idpuf-e2.az.3pc.att.com, apporigin-dev4-idpuf-e2.az.3pc.att.com, dev2.att.com, dev3.att.com, dev4.att.com, dev5.att.com, dev6.att.com, apporigin-dev-idpuf-w2.az.3pc.att.com, apporigin-dev1-idpuf-w2.az.3pc.att.com, apporigin-dev2-idpuf-w2.az.3pc.att.com, apporigin-dev3-idpuf-w2.az.3pc.att.com, apporigin-dev4-idpuf-w2.az.3pc.att.com
Valid: 2025-03-11 00:00:00 → 2026-04-11 23:59:59
a0b057575f74bb42… cloudflare · nimbus2026
Subject: apporigin-dev-idpuf-e2.az.3pc.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: apporigin-dev-idpuf-e2.az.3pc.att.com, idp-dev-cloud.att.com, apporigin-dev1-idpuf-e2.az.3pc.att.com, apporigin-dev2-idpuf-e2.az.3pc.att.com, apporigin-dev3-idpuf-e2.az.3pc.att.com, apporigin-dev4-idpuf-e2.az.3pc.att.com, dev2.att.com, dev3.att.com, dev4.att.com, dev5.att.com, dev6.att.com, apporigin-dev-idpuf-w2.az.3pc.att.com, apporigin-dev1-idpuf-w2.az.3pc.att.com, apporigin-dev2-idpuf-w2.az.3pc.att.com, apporigin-dev3-idpuf-w2.az.3pc.att.com, apporigin-dev4-idpuf-w2.az.3pc.att.com
Valid: 2025-03-11 00:00:00 → 2026-04-11 23:59:59
a0b057575f74bb42… google · argon2026h1
Subject: apporigin-dev-idpuf-e2.az.3pc.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: apporigin-dev-idpuf-e2.az.3pc.att.com, idp-dev-cloud.att.com, apporigin-dev1-idpuf-e2.az.3pc.att.com, apporigin-dev2-idpuf-e2.az.3pc.att.com, apporigin-dev3-idpuf-e2.az.3pc.att.com, apporigin-dev4-idpuf-e2.az.3pc.att.com, dev2.att.com, dev3.att.com, dev4.att.com, dev5.att.com, dev6.att.com, apporigin-dev-idpuf-w2.az.3pc.att.com, apporigin-dev1-idpuf-w2.az.3pc.att.com, apporigin-dev2-idpuf-w2.az.3pc.att.com, apporigin-dev3-idpuf-w2.az.3pc.att.com, apporigin-dev4-idpuf-w2.az.3pc.att.com
Valid: 2025-03-11 00:00:00 → 2026-04-11 23:59:59
9ec8108cc410986b… google · xenon2026h1
Subject: idp-dev-cloud.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: idp-dev-cloud.att.com, e-tst1-cloud.stage.att.com, e-tst2-cloud.stage.att.com, e-dev1-cloud.att.com, bizmulegw-aksnginx-test-e2.az.3pc.att.com, e-tst3-cloud.stage.att.com, e-tst5-cloud.stage.att.com, conmedmulegw-aksnginx-test-e2.az.3pc.att.com
Valid: 2025-02-27 00:00:00 → 2026-03-17 23:59:59
9ec8108cc410986b… digicert · wyvern2026h1
Subject: idp-dev-cloud.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: idp-dev-cloud.att.com, e-tst1-cloud.stage.att.com, e-tst2-cloud.stage.att.com, e-dev1-cloud.att.com, bizmulegw-aksnginx-test-e2.az.3pc.att.com, e-tst3-cloud.stage.att.com, e-tst5-cloud.stage.att.com, conmedmulegw-aksnginx-test-e2.az.3pc.att.com
Valid: 2025-02-27 00:00:00 → 2026-03-17 23:59:59
9ec8108cc410986b… google · argon2026h1
Subject: idp-dev-cloud.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: idp-dev-cloud.att.com, e-tst1-cloud.stage.att.com, e-tst2-cloud.stage.att.com, e-dev1-cloud.att.com, bizmulegw-aksnginx-test-e2.az.3pc.att.com, e-tst3-cloud.stage.att.com, e-tst5-cloud.stage.att.com, conmedmulegw-aksnginx-test-e2.az.3pc.att.com
Valid: 2025-02-27 00:00:00 → 2026-03-17 23:59:59
9ec8108cc410986b… cloudflare · nimbus2026
Subject: idp-dev-cloud.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: idp-dev-cloud.att.com, e-tst1-cloud.stage.att.com, e-tst2-cloud.stage.att.com, e-dev1-cloud.att.com, bizmulegw-aksnginx-test-e2.az.3pc.att.com, e-tst3-cloud.stage.att.com, e-tst5-cloud.stage.att.com, conmedmulegw-aksnginx-test-e2.az.3pc.att.com
Valid: 2025-02-27 00:00:00 → 2026-03-17 23:59:59
ff16e572c1dd21d5… google · argon2026h1
Subject: dev1-idp-eastus2-31467-appgw.vci.att.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: dev1-idp-eastus2-31467-appgw.vci.att.com, idp-dev-cloud.att.com
Valid: 2024-12-16 00:00:00 → 2026-01-16 23:59:59

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
AAAA 2a02:26f0:c6:3b9::2db1 2026-06-01 12:39:35.461 2026-06-01 12:42:54.768
AAAA 2a02:26f0:c6:3ad::2db1 2026-06-01 12:39:35.461 2026-06-01 12:39:35.461
AAAA 2a02:26f0:c6:3b0::2db1 2026-06-01 12:39:35.461 2026-06-01 12:42:54.768
AAAA 2a02:26f0:c6:3a5::2db1 2026-06-01 12:39:35.461 2026-06-01 12:42:54.768
A 23.58.106.38 2026-06-01 12:39:35.461 2026-06-01 12:39:35.461
AAAA 2a02:26f0:c6:39d::2db1 2026-06-01 12:39:35.461 2026-06-01 12:42:54.768
AAAA 2a02:26f0:c6:3ba::2db1 2026-06-01 12:42:54.768 2026-06-01 12:42:54.768
A 88.221.169.109 2026-06-01 12:42:54.768 2026-06-01 12:42:54.768
AAAA 2a02:26f0:1700:394::2db1 2026-06-23 06:36:52.689 2026-06-23 06:36:52.689
A 2.19.103.2 2026-06-23 06:36:52.689 2026-06-23 06:36:52.689
AAAA 2a02:26f0:1700:381::2db1 2026-06-23 06:36:52.689 2026-06-23 06:36:52.689
AAAA 2600:141b:1c00:2298::2db1 2026-07-23 19:07:09.805 2026-07-23 19:07:09.805
AAAA 2600:141b:1c00:228b::2db1 2026-07-23 19:07:09.805 2026-07-23 19:07:09.805
AAAA 2600:141b:1c00:2281::2db1 2026-07-23 19:07:09.805 2026-07-23 19:07:09.805
AAAA 2600:141b:1c00:22a4::2db1 2026-07-23 19:07:09.805 2026-07-23 19:07:09.805
A 23.62.11.233 2026-07-23 19:07:09.805 2026-07-23 19:07:09.805
AAAA 2600:141b:1c00:229a::2db1 2026-07-23 19:07:09.805 2026-07-23 19:07:09.805