Check-Host.cc

Domain

checkit.net

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

Run a live full scan of checkit.net

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
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

Subject: *.checkit.net
Issuer: Amazon RSA 2048 M01
SANs: *.checkit.net
Subject: *.checkit.net
Issuer: Amazon RSA 2048 M01
SANs: *.checkit.net

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 3.5.67.16 2026-05-26 18:05:04.141 2026-06-01 18:22:55.613
TXT google-site-verification=QQvT8XIaavf9BaESkQjH_h4RVB6Hj1-4MHVdBZWTsUk 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
NS ns-1905.awsdns-46.co.uk 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT apple-domain-verification=oIIWcnvTkVTG6mlw 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
MX 10 checkit-net.mail.protection.outlook.com 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
NS ns-51.awsdns-06.com 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT v=spf1 include:4484401.spf05.hubspotemail.net include:amazonses.com include:eu-west-1.amazonses.com include:spf.protection.outlook.com include:ciphr247.com include:_spf.salesforce.com include:spf.checkit.net ip4:5.44.24.4 include:stspg-customer.com ~all 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
A 3.5.66.10 2026-05-26 18:05:04.141 2026-06-04 22:00:21.108
TXT google-site-verification=tUpvwzaBGSvKckjAmOXmY6f4t_NyBfkl5w8rYATPva0 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT google-site-verification=q-_vbJVrnJ8kt2T1QqcOqYeBIQgme0-XE2vsKbN-JIE 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT globalsign-domain-verification=5B1586F88850CFE8F91790195B226EA1 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
NS ns-1266.awsdns-30.org 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT google-site-verification=fbmo-GmLp8YxpuWaob9_n07LzXpqUtg9fD1y1hKxqkY 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
A 3.5.72.108 2026-05-26 18:05:04.141 2026-05-26 18:05:04.141
TXT nfutkghqar58lr9gohm6o5ttgo 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT atlassian-domain-verification=dE3UMB1uA3l3kyRaUuTsSdfgPI1vs/Qv0D5f4UkTMTGM9nZHiPQ9PP3VONLeqaGc 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
SRV _autodiscover._tcp 0 0 443 autodiscover.outlook.com 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
A 52.92.20.172 2026-05-26 18:05:04.141 2026-05-26 18:05:04.141
A 3.5.73.5 2026-05-26 18:05:04.141 2026-05-26 18:05:04.141
TXT globalsign-domain-verification=73D7B4F05B8D4AF14E626ECCA054083E 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
SRV _sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT google-site-verification=gCoswD5chaYmd3yTnfDVp9yfLXbLz361oJSjsjk3w1U 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
A 3.5.69.27 2026-05-26 18:05:04.141 2026-06-01 18:22:55.613
TXT docker-verification=8d0bd6ec-7ac3-4bfc-b797-b64f3402886b 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT dg3drsohtfhbmj0f1f33h5plq1 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT Xdma1/h1RKpicRkQVhmw/2Ppm0RbLaKALLYHevgCHc8= 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
A 3.5.74.32 2026-05-26 18:05:04.141 2026-05-26 18:05:04.141
NS ns-1004.awsdns-61.net 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT status-page-domain-verification=2bjcl63hh5lj 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
TXT google-site-verification=mErFFA8cjzDh_78fIMj2r1Xbqrfe5ELXWMuMiuKsS3w 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
A 3.5.75.126 2026-05-26 18:05:04.141 2026-05-26 18:05:04.141
TXT 00D3H0000000oLz=1TBPv00000001aP 2026-05-26 18:05:04.141 2026-07-26 14:11:12.026
A 3.5.66.26 2026-05-31 19:42:51.460 2026-06-14 23:37:38.836
A 52.92.21.12 2026-05-31 19:42:51.460 2026-05-31 19:42:51.460
A 52.92.19.108 2026-05-31 19:42:51.460 2026-05-31 19:42:51.460
A 3.5.71.126 2026-05-31 19:42:51.460 2026-05-31 19:42:51.460
A 3.5.69.38 2026-05-31 19:42:51.460 2026-05-31 19:42:51.460
A 52.92.16.148 2026-05-31 19:42:51.460 2026-05-31 19:42:51.460
A 52.92.16.140 2026-05-31 19:42:51.460 2026-05-31 19:42:51.460
A 3.5.72.101 2026-05-31 19:42:51.460 2026-05-31 19:42:51.460
A 3.5.66.31 2026-05-31 23:39:51.459 2026-05-31 23:39:51.459
A 3.5.71.70 2026-05-31 23:39:51.459 2026-06-02 17:22:16.902
A 52.92.4.132 2026-05-31 23:39:51.459 2026-05-31 23:39:51.459
A 3.5.64.230 2026-05-31 23:39:51.459 2026-05-31 23:39:51.459
A 52.92.34.252 2026-05-31 23:39:51.459 2026-05-31 23:39:51.459
A 3.5.66.39 2026-05-31 23:39:51.459 2026-05-31 23:39:51.459
A 3.5.74.95 2026-05-31 23:39:51.459 2026-05-31 23:39:51.459
A 52.92.0.188 2026-05-31 23:39:51.459 2026-05-31 23:39:51.459
A 3.5.71.107 2026-06-01 18:22:55.613 2026-06-01 18:22:55.613
A 3.5.74.96 2026-06-01 18:22:55.613 2026-06-01 18:22:55.613
A 52.92.20.252 2026-06-01 18:22:55.613 2026-06-01 18:22:55.613
A 3.5.71.122 2026-06-01 18:22:55.613 2026-06-01 18:22:55.613
A 3.5.67.88 2026-06-01 18:22:55.613 2026-06-01 18:22:55.613
A 52.92.32.220 2026-06-01 18:22:55.613 2026-06-01 18:22:55.613
A 3.5.75.122 2026-06-02 17:22:16.902 2026-06-02 17:22:16.902
A 52.92.16.52 2026-06-02 17:22:16.902 2026-06-02 17:22:16.902
A 52.92.33.220 2026-06-02 17:22:16.902 2026-06-02 17:22:16.902
A 52.92.16.4 2026-06-02 17:22:16.902 2026-06-02 17:22:16.902
A 3.5.75.104 2026-06-02 17:22:16.902 2026-06-02 17:22:16.902
A 3.5.69.58 2026-06-02 17:22:16.902 2026-06-02 17:22:16.902
A 3.5.72.79 2026-06-02 17:22:16.902 2026-06-02 17:22:16.902
A 3.5.73.6 2026-06-04 22:00:21.108 2026-06-04 22:00:21.108
A 52.92.3.236 2026-06-04 22:00:21.108 2026-06-04 22:00:21.108
A 3.5.67.197 2026-06-04 22:00:21.108 2026-06-04 22:00:21.108
A 3.5.74.52 2026-06-04 22:00:21.108 2026-06-04 22:00:21.108
A 3.5.64.229 2026-06-04 22:00:21.108 2026-06-04 22:00:21.108
A 3.5.75.95 2026-06-04 22:00:21.108 2026-06-04 22:00:21.108
A 3.5.69.46 2026-06-04 22:00:21.108 2026-06-04 22:00:21.108
A 52.92.17.76 2026-06-14 23:37:38.836 2026-06-14 23:37:38.836
A 3.5.69.8 2026-06-14 23:37:38.836 2026-06-14 23:37:38.836
A 52.92.2.84 2026-06-14 23:37:38.836 2026-06-14 23:37:38.836
A 3.5.64.228 2026-06-14 23:37:38.836 2026-06-14 23:37:38.836
A 52.92.20.204 2026-06-14 23:37:38.836 2026-06-14 23:37:38.836
A 3.5.73.25 2026-06-14 23:37:38.836 2026-06-14 23:37:38.836
A 3.5.74.5 2026-06-14 23:37:38.836 2026-06-14 23:37:38.836
A 199.60.103.2 2026-07-20 22:06:12.886 2026-07-26 14:11:12.026
TXT anthropic-domain-verification-bx8gxk=UrYJArJMnALCGrHS7MAZy1u3t 2026-07-20 22:06:12.886 2026-07-26 14:11:12.026
A 199.60.103.102 2026-07-20 22:06:12.886 2026-07-26 14:11:12.026