Check-Host.cc

IP Address IPv4

191.61.81.202

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

Run a live full scan of 191.61.81.202

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
AS4230
Claro
Country
BR
Brazil
Reverse DNS
PTR
Open Ports
60
Last scan

Autonomous System

ASN
AS Name
Claro
AS Type
RIR
LACNIC
Allocated
1999-11-16
Allocation status
Allocated

Geolocation

Country
BR · Brazil
Continent
South America
Source
MaxMind GeoLite2

Reverse DNS

PTR
Last seen

Network

Prefix
RPKI

Open Ports

Port Proto Service Server Last seen
13 tcp 2026-06-22 07:33:09.000
23 tcp telnet 2026-05-27 04:54:37.000
53 tcp dns 2026-05-27 01:03:44.000
67 tcp dhcp-server 2026-06-13 08:18:05.000
79 tcp 2026-07-28 20:44:07.000
88 tcp kerberos 2026-06-22 03:15:08.000
162 tcp 2026-06-23 08:08:15.000
514 tcp syslog 2026-06-17 03:08:22.000
524 tcp 2026-07-22 03:12:07.000
554 tcp 2026-06-19 18:14:23.000
561 tcp 2026-07-20 15:53:45.000
636 tcp ldaps 2026-06-23 05:23:13.000
666 tcp 2026-06-16 07:30:05.000
712 tcp 2026-05-31 11:04:42.000
880 tcp 2026-07-19 15:36:46.000
993 tcp imaps 2026-05-27 03:39:10.000
1024 tcp 2026-07-25 17:57:48.000
1110 tcp 2026-07-24 09:10:20.000
1234 tcp 2026-07-24 08:32:35.000
1311 tcp 2026-06-19 20:10:14.000
1521 tcp oracle 2026-07-16 13:40:19.000
1812 tcp radius 2026-07-17 04:15:40.000
1863 tcp 2026-07-27 18:32:43.000
1911 tcp niagara-fox 2026-07-24 12:20:26.000
2096 tcp 2026-06-17 21:42:33.000
3269 tcp 2026-06-21 14:21:17.000
4222 tcp nats 2026-05-31 11:24:12.000
4848 tcp 2026-06-15 10:08:44.000
4899 tcp 2026-07-25 01:47:43.000
5008 tcp 2026-07-28 05:24:41.000
5009 tcp 2026-06-07 06:37:29.000
5060 tcp sip 2026-06-17 01:58:44.000
5190 tcp 2026-07-21 20:23:50.000
5500 tcp 2026-06-16 15:29:02.000
5631 tcp 2026-07-24 11:37:00.000
5666 tcp 2026-07-19 08:39:38.000
5900 tcp vnc 2026-07-26 13:08:14.000
5901 tcp 2026-07-19 05:22:59.000
6000 tcp 2026-07-26 00:06:08.000
6001 tcp 2026-07-19 01:42:00.000
6662 tcp 2026-07-22 10:23:05.000
6663 tcp 2026-07-28 09:11:45.000
8001 tcp 2026-07-17 10:27:09.000
8002 tcp 2026-07-26 18:02:03.000
8089 tcp 2026-07-22 22:37:07.000
8530 tcp 2026-06-16 16:29:34.000
9080 tcp 2026-07-20 17:44:49.000
9090 tcp 2026-07-26 09:05:21.000
9100 tcp 2026-07-19 05:50:58.000
11211 tcp memcached 2026-07-17 21:03:57.000
15672 tcp 2026-07-19 09:03:20.000
18091 tcp 2026-06-22 00:29:52.000
18181 tcp 2026-07-20 11:27:19.000
20000 tcp 2026-07-18 14:44:19.000
21025 tcp 2026-06-17 09:57:22.000
25565 tcp minecraft 2026-07-16 13:42:42.000
27017 tcp mongodb 2026-05-26 02:03:47.000
32768 tcp 2026-06-21 01:09:09.000
40000 tcp 2026-07-25 02:39:46.000
54321 tcp 2026-07-27 16:33:05.000

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
2026-05-26 02:03
Last observed
2026-07-28 20:44
Scan observations
127

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