Check-Host.cc

IP Address IPv4

103.30.5.54

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

Run a live full scan of 103.30.5.54

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
AS135357
Click for details
Country
HK
Hong Kong
Reverse DNS
PTR
Open Ports
53
Last scan

Autonomous System

ASN
AS Name
AS Type
RIR
APNIC
Allocated
2016-04-18
Allocation status
Assigned

Geolocation

Country
HK · Hong Kong
Continent
Asia
Source
MaxMind GeoLite2

Reverse DNS

PTR
Last seen

Network

Prefix
RPKI

Open Ports

Port Proto Service Server Last seen
17 tcp 2026-06-23 11:57:39.000
23 tcp telnet 2026-05-26 14:15:14.000
26 tcp 2026-06-15 16:41:17.000
70 tcp 2026-06-16 12:00:23.000
88 tcp kerberos 2026-06-17 19:36:13.000
119 tcp nntp 2026-06-17 11:28:25.000
162 tcp 2026-07-17 20:21:28.000
444 tcp 2026-06-17 17:34:01.000
512 tcp 2026-07-21 03:29:10.000
514 tcp syslog 2026-06-16 00:45:41.000
548 tcp 2026-07-23 18:30:25.000
631 tcp ipp 2026-06-14 17:17:45.000
636 tcp ldaps 2026-07-20 00:24:57.000
691 tcp 2026-07-23 08:08:03.000
990 tcp 2026-07-16 22:06:11.000
1024 tcp 2026-07-21 12:20:07.000
1234 tcp 2026-06-07 02:02:55.000
2082 tcp 2026-06-18 05:00:52.000
2222 tcp ssh-alt 2026-06-14 22:32:15.000
2638 tcp 2026-06-14 18:44:35.000
2701 tcp 2026-07-17 07:40:00.000
3001 tcp 2026-07-18 07:50:37.000
3702 tcp 2026-06-22 14:51:15.000
4567 tcp 2026-06-07 17:32:48.000
5004 tcp 2026-06-15 20:22:04.000
5269 tcp 2026-07-22 10:59:34.000
5353 tcp 2026-06-20 01:04:26.000
5555 tcp 2026-06-23 05:10:03.000
5900 tcp vnc 2026-07-23 11:25:51.000
5986 tcp winrm-https 2026-07-19 12:21:53.000
6379 tcp redis 2026-05-26 06:11:57.000
6443 tcp kubernetes 2026-07-23 12:57:29.000
6663 tcp 2026-06-19 20:05:22.000
7001 tcp 2026-07-15 23:28:12.000
7070 tcp 2026-06-20 03:02:59.000
7474 tcp 2026-06-13 06:29:01.000
8087 tcp 2026-06-15 12:20:04.000
9300 tcp elasticsearch-tcp 2026-07-18 00:44:57.000
9500 tcp 2026-07-16 15:31:36.000
10255 tcp 2026-06-18 13:00:49.000
10443 tcp 2026-06-16 02:26:40.000
10911 tcp 2026-06-18 11:58:28.000
11211 tcp memcached 2026-07-18 20:32:15.000
14443 tcp 2026-06-23 05:44:20.000
18181 tcp 2026-06-20 20:09:47.000
23023 tcp 2026-07-21 03:27:54.000
28017 tcp 2026-06-21 01:02:52.000
32764 tcp 2026-06-15 09:51:40.000
32769 tcp 2026-06-16 23:18:33.000
40000 tcp 2026-07-23 07:11:07.000
49153 tcp 2026-06-07 18:56:13.000
50050 tcp 2026-06-23 01:07:03.000
62078 tcp 2026-06-15 09:44:02.000

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.

ICMP responsive This IP replied to our global ICMP sweep — last confirmed 2026-07-23.

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
2026-05-26 06:11
Last observed
2026-07-23 18:30
Scan observations
115

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