Check-Host.cc

IP Address IPv4

137.135.74.123

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

Run a live full scan of 137.135.74.123

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
AS8075
Microsoft
Country
US
United States
Reverse DNS
PTR
Open Ports
3
Last scan

Autonomous System

ASN
AS Name
Microsoft
AS Type
RIR
ARIN
Allocated
2011-06-22
Allocation status
Allocated

Geolocation

Country
US · United States
Continent
North America
Source
MaxMind GeoLite2

Reverse DNS

PTR
Last seen

Network

RPKI

Open Ports

Port Proto Service Server Last seen
22 tcp ssh 2026-05-26 18:15:06.000
80 tcp http Apache/2.4.48 (Unix) OpenSSL/1.1.1n 2026-06-19 13:46:57.000
443 tcp https Apache/2.4.48 (Unix) OpenSSL/1.1.1n 2026-05-26 21:32:37.000

TLS Certificates

Port 443 777d670e5a72…
Subject: www.cbiusa.com
Issuer: E7
SANs: cbiusa.com, www.cbiusa.com
Valid 2026-04-05 06:36:53 → 2026-07-04 06:36:52

Known Vulnerabilities

Published CVEs matched to the software versions fingerprinted on this host. Matching is by product and version against the NVD dictionary — presence of a CVE does not confirm the host is exploitable (patches or backports may apply).

CVE Software CVSS Severity Summary
CVE-2023-3817 OpenSSL 1.1.1n 5.3 N/A Issue summary: Checking excessively long DH keys or parameters may be very slow. Impact summary: Applications that use the functions DH_check(), DH_check_ex()...

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.

Hosted Domains

2 domains resolve (A-record) to this IP.

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.

Web Pages

Port Page title Status Flags
80 CBI USA | US Mailbox Rental & US Shipping Address Services 200
443 CBI USA | US Mailbox Rental & US Shipping Address Services 200

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

Domains this host references in its HTML AND whose DNS A/AAAA record resolves back to this IP — i.e. actually hosted here.

cbiusa.com DNS-confirmed

External References

Domains the body links to whose DNS does NOT resolve to this IP — usually CDN assets, embeds, or third-party services. Boilerplate (Google Fonts, jsDelivr, w3.org…) is already filtered.

ws.amazon.com href · ×4
tracking.cbiusa.com href · ×4
coinmill.com href · ×2
discounttire.evyy.net href · ×2

History

First observed
2026-05-26 18:14
Last observed
2026-06-19 13:46
Scan observations
6

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