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CIDR
/18 · 16.4K IPs
ASN
Zillion Network Inc.
Reverse DNS
—
No PTR record
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

46/100
Caution
How this score is built
Threat-intel listings
⚠ Spamhaus ASN-DROP

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Domains hosted

as of 2026-10-04 UTC

10

Registrable domains (like example.com) with at least one name resolving to this IP — counted once a week from issued.live's DNS snapshot.

Domain data provided by issued.live — for full details visit https://issued.live/pricing

Network Allocation for 154.39.237.49

CIDR range
154.39.192.0/18
IP range (int)
2,586,296,320 — 2,586,312,703
Prefix length
/18
Organization
Cogent Communications, LLC
ASN
AS54801
ASN name
Zillion Network Inc.
Location
United States
Coordinates
37.751000, -97.822000
Accuracy radius
1000 km
Regional Internet Registry
ARIN
Allocated
1992-02-05
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-08-09 13:24:11

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
31,622
Last seen
2026-10-06 14:36:54

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours, for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation — US

See the full history for 154.39.192.0/18.

Frequently Asked Questions

Who owns 154.39.237.49?

154.39.237.49 is allocated to Cogent Communications, LLC (AS54801), registered in United States.

Where is 154.39.237.49 located?

The geolocation for 154.39.237.49 maps to United States based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 154.39.237.49 on?

154.39.237.49 belongs to the 154.39.192.0/18 network block announced by AS54801. This range contains 16,384 addresses.

Does 154.39.237.49 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-10-06 13:55:05 UTC
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