Check-Host.cc

IP Address IPv4

165.12.217.15

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

Run a live full scan of 165.12.217.15

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

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ASN
AS9509
Click for details
Country
AU
Australia
Reverse DNS
PTR
Open Ports
31
Last scan

Autonomous System

ASN
AS Name
AS Type
RIR
APNIC
Allocated
1999-04-08
Allocation status
Allocated

Geolocation

Country
AU · Australia
Continent
Oceania
Source
MaxMind GeoLite2

Reverse DNS

PTR
Last seen

Network

Prefix
RPKI

Open Ports

Port Proto Service Server Last seen
7 tcp 2026-06-18 14:23:02.000
67 tcp dhcp-server 2026-06-20 05:06:28.000
80 tcp http 2026-06-21 00:36:49.000
119 tcp nntp 2026-06-07 12:09:54.000
175 tcp 2026-07-21 04:24:27.000
444 tcp 2026-07-20 13:33:51.000
631 tcp ipp 2026-06-19 13:02:28.000
636 tcp ldaps 2026-07-20 01:10:28.000
646 tcp 2026-07-21 12:24:02.000
749 tcp 2026-07-19 05:04:17.000
783 tcp 2026-07-18 11:43:36.000
1080 tcp socks 2026-07-20 23:43:07.000
1158 tcp 2026-07-20 04:01:48.000
1604 tcp 2026-07-21 14:17:31.000
2222 tcp ssh-alt 2026-07-21 02:37:52.000
3128 tcp 2026-07-21 16:52:34.000
3306 tcp mysql 2026-07-19 02:53:40.000
4848 tcp 2026-06-14 01:56:11.000
5009 tcp 2026-07-18 18:59:24.000
5432 tcp postgres 2026-06-22 02:18:11.000
5601 tcp 2026-07-18 12:48:53.000
5803 tcp 2026-07-19 02:29:57.000
6697 tcp 2026-07-19 18:23:34.000
7778 tcp 2026-07-22 05:28:45.000
8002 tcp 2026-06-18 09:21:03.000
8118 tcp 2026-07-21 04:08:38.000
9050 tcp 2026-07-19 13:25:45.000
9092 tcp kafka 2026-06-15 02:01:54.000
18092 tcp 2026-06-19 12:03:41.000
50000 tcp 2026-06-21 06:02:27.000
55553 tcp 2026-06-18 11:43:06.000

TLS Certificates

TLS certificate observations pending

Once our scan layer captures a TLS cert from this IP, certificate chain, JARM and JA4S fingerprints will appear here.

Tech Stack

Wappalyzer fingerprinting pending

HTTP-body analysis identifies web frameworks, CMS platforms, analytics, JS libraries and server-side languages from this host.

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-leak candidates for this IP

When this IP serves a TLS cert for a domain that fronts behind a CDN, that domain surfaces here as an origin-leak candidate with a confidence score.

Multi-Vantage Check

Reachability accrued passively from real user-triggered checks across our 65+ probe nodes. Run a live check to add fresh data.

No accumulated reachability data yet

Reachability accrues from real user-triggered checks. Trigger a Ping or HTTP check from our 65+ probe nodes to contribute the first data point.

Threat Intelligence

No threat-intel matches

This IP doesn't appear in any of the feeds we mirror (Tor exits, FireHOL Level 1-3, Spamhaus DROP/EDROP, URLhaus, OpenPhish). Absence here doesn't prove the IP is clean — it just means none of our public-feed sources flag it.

Co-Hosted Domains

No DNS-confirmed domains yet

We cross-reference body-cited domains against our DNS resolver records. Confirmations appear here once both sides have data for the same name.

External References

No external references found yet

As HTML bodies get banner-grabbed, references to external domains land here.

History

First observed
2026-06-07 12:09
Last observed
2026-07-22 05:28
Scan observations
59

The full change-log (ASN moves, cert rotations, port-state diffs) accumulates as our archives grow.