Check-Host.cc

Domain

web.webex.com

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

Run a live full scan of web.webex.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
66
A/AAAA targets
Subdomains
CT + scan + body
Record Types
3
seen in DNS
Observed Certs
in our scans

DNS Records

A
18.239.36.14, 18.239.36.29, 18.239.36.31, 18.239.36.57, 18.245.46.59, 18.245.46.82, 18.245.46.83, 18.245.46.90
AAAA
2600:9000:20a0:1800:19:a33:91c0:93a1, 2600:9000:20a0:200:19:a33:91c0:93a1, 2600:9000:20a0:2200:19:a33:91c0:93a1, 2600:9000:20a0:2800:19:a33:91c0:93a1, 2600:9000:20a0:2c00:19:a33:91c0:93a1, 2600:9000:20a0:4800:19:a33:91c0:93a1, 2600:9000:20a0:4c00:19:a33:91c0:93a1, 2600:9000:20a0:5200:19:a33:91c0:93a1
MX
NS
ns-105.awsdns-13.com, ns-1281.awsdns-32.org, ns-1641.awsdns-13.co.uk, ns-810.awsdns-37.net
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

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

112.185.234.73:80 href · ×1
185.234.164.40:80 href · ×1

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.

867214f009d28651… google · xenon2026h2
Subject: www.cisco.com
Issuer: HydrantID Server CA O1
SANs: web.webex.com, www.cisco.com, web-int.webex.com, teams-int.webex.com, web-int.ite.webexgov.us
Valid: 2026-04-05 05:52:45 → 2026-10-21 05:51:45
a253294e31e92d70… google · argon2026h1
Subject: web.webex.com
Issuer: HydrantID Server CA O1
SANs: web.webex.com, web-int.webex.com, z-a.ctim.cisco.com
Valid: 2025-05-26 07:01:22 → 2026-05-31 07:00:22
a253294e31e92d70… google · xenon2026h1
Subject: web.webex.com
Issuer: HydrantID Server CA O1
SANs: web.webex.com, web-int.webex.com, z-a.ctim.cisco.com
Valid: 2025-05-26 07:01:22 → 2026-05-31 07:00:22
0abcb5fd899b5859… google · argon2026h1
Subject: www.cisco.com
Issuer: HydrantID Server CA O1
SANs: web.webex.com, www.cisco.com, web-int.webex.com, teams-int.webex.com, web-int.ite.webexgov.us
Valid: 2025-04-14 18:45:19 → 2026-04-19 18:44:19
0abcb5fd899b5859… google · xenon2026h1
Subject: www.cisco.com
Issuer: HydrantID Server CA O1
SANs: web.webex.com, www.cisco.com, web-int.webex.com, teams-int.webex.com, web-int.ite.webexgov.us
Valid: 2025-04-14 18:45:19 → 2026-04-19 18:44:19
0abcb5fd899b5859… cloudflare · nimbus2026
Subject: www.cisco.com
Issuer: HydrantID Server CA O1
SANs: web.webex.com, www.cisco.com, web-int.webex.com, teams-int.webex.com, web-int.ite.webexgov.us
Valid: 2025-04-14 18:45:19 → 2026-04-19 18:44:19

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
NS ns-1281.awsdns-32.org 2026-05-27 04:14:48.202 2026-07-21 15:07:11.688
AAAA 2600:9000:2670:d200:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-05-27 04:14:48.202
AAAA 2600:9000:2670:3200:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-05-27 04:14:48.202
AAAA 2600:9000:2670:8400:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-05-27 04:14:48.202
NS ns-810.awsdns-37.net 2026-05-27 04:14:48.202 2026-07-21 15:07:11.688
AAAA 2600:9000:2670:3400:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:9400:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-05-27 04:14:48.202
A 18.245.46.82 2026-05-27 04:14:48.202 2026-07-16 17:12:12.491
AAAA 2600:9000:2670:3c00:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-05-27 04:14:48.202
NS ns-1641.awsdns-13.co.uk 2026-05-27 04:14:48.202 2026-07-21 15:07:11.688
A 18.245.46.90 2026-05-27 04:14:48.202 2026-07-16 17:12:12.491
NS ns-105.awsdns-13.com 2026-05-27 04:14:48.202 2026-07-21 15:07:11.688
A 18.245.46.59 2026-05-27 04:14:48.202 2026-07-16 17:12:12.491
A 18.245.46.83 2026-05-27 04:14:48.202 2026-07-16 17:12:12.491
AAAA 2600:9000:2670:5600:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-05-27 04:14:48.202
AAAA 2600:9000:2670:0:19:a33:91c0:93a1 2026-05-27 04:14:48.202 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:3a00:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-05-27 04:19:56.370
AAAA 2600:9000:2670:ca00:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-05-27 04:19:56.370
AAAA 2600:9000:2670:d400:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-05-27 04:19:56.370
AAAA 2600:9000:2670:d800:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-05-27 04:19:56.370
AAAA 2600:9000:2670:b200:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:fc00:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-05-27 04:19:56.370
AAAA 2600:9000:2670:c00:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-05-27 04:19:56.370
AAAA 2600:9000:2670:5400:19:a33:91c0:93a1 2026-05-27 04:19:56.370 2026-05-27 04:19:56.370
AAAA 2600:9000:2670:4600:19:a33:91c0:93a1 2026-06-02 15:24:25.804 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:fe00:19:a33:91c0:93a1 2026-06-02 15:24:25.804 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:6c00:19:a33:91c0:93a1 2026-06-02 15:24:25.804 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:8e00:19:a33:91c0:93a1 2026-06-02 15:24:25.804 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:600:19:a33:91c0:93a1 2026-06-02 15:24:25.804 2026-06-02 15:24:25.804
AAAA 2600:9000:2670:5000:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
AAAA 2600:9000:2670:ac00:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
AAAA 2600:9000:2670:8a00:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
A 18.239.36.29 2026-06-15 02:54:35.298 2026-07-21 15:07:11.688
AAAA 2600:9000:2670:e000:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
AAAA 2600:9000:2670:800:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
AAAA 2600:9000:2670:aa00:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
A 18.239.36.31 2026-06-15 02:54:35.298 2026-07-21 15:07:11.688
AAAA 2600:9000:2670:ec00:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
A 18.239.36.14 2026-06-15 02:54:35.298 2026-07-21 15:07:11.688
A 18.239.36.57 2026-06-15 02:54:35.298 2026-07-21 15:07:11.688
AAAA 2600:9000:2670:5200:19:a33:91c0:93a1 2026-06-15 02:54:35.298 2026-06-15 02:54:35.298
AAAA 2600:9000:20a0:8e00:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-06-16 16:05:43.995
AAAA 2600:9000:20a0:5200:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:2c00:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-06-16 16:05:43.995
AAAA 2600:9000:20a0:fc00:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-06-16 16:05:43.995
AAAA 2600:9000:20a0:1800:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-06-16 16:05:43.995
AAAA 2600:9000:20a0:f400:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-06-16 16:05:43.995
AAAA 2600:9000:20a0:5800:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-06-16 16:05:43.995
AAAA 2600:9000:20a0:8000:19:a33:91c0:93a1 2026-06-16 16:05:43.995 2026-06-16 16:05:43.995
AAAA 2600:9000:20a0:b400:19:a33:91c0:93a1 2026-06-16 16:08:36.771 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:6600:19:a33:91c0:93a1 2026-06-16 16:08:36.771 2026-06-16 16:08:36.771
AAAA 2600:9000:20a0:cc00:19:a33:91c0:93a1 2026-06-16 16:08:36.771 2026-06-16 16:08:36.771
AAAA 2600:9000:20a0:c800:19:a33:91c0:93a1 2026-06-16 16:08:36.771 2026-06-16 16:08:36.771
AAAA 2600:9000:20a0:c000:19:a33:91c0:93a1 2026-06-16 16:08:36.771 2026-06-16 16:08:36.771
AAAA 2600:9000:20a0:4c00:19:a33:91c0:93a1 2026-06-16 16:08:36.771 2026-06-16 16:08:36.771
AAAA 2600:9000:20a0:c200:19:a33:91c0:93a1 2026-06-16 16:08:36.771 2026-06-16 16:08:36.771
AAAA 2600:9000:20a0:5e00:19:a33:91c0:93a1 2026-07-16 17:12:12.491 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:4800:19:a33:91c0:93a1 2026-07-16 17:12:12.491 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:b200:19:a33:91c0:93a1 2026-07-16 17:12:12.491 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:200:19:a33:91c0:93a1 2026-07-16 17:12:12.491 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:bc00:19:a33:91c0:93a1 2026-07-16 17:12:12.491 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:9200:19:a33:91c0:93a1 2026-07-16 17:12:12.491 2026-07-16 17:12:12.491
AAAA 2600:9000:20a0:a800:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688
AAAA 2600:9000:20a0:a400:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688
AAAA 2600:9000:20a0:2200:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688
AAAA 2600:9000:20a0:b800:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688
AAAA 2600:9000:20a0:9600:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688
AAAA 2600:9000:20a0:2800:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688
AAAA 2600:9000:20a0:ce00:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688
AAAA 2600:9000:20a0:600:19:a33:91c0:93a1 2026-07-21 15:07:11.688 2026-07-21 15:07:11.688