Skip to main content
CIDR
/20 · 4.1K IPs
ASN
James Cook University
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.

76/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network Allocation for 137.219.220.38

CIDR range
137.219.208.0/20
IP range (int)
2,312,884,224 — 2,312,888,319
Prefix length
/20
Organization
James Cook University
ASN
AS24434
ASN name
James Cook University
Location
Townsville, Queensland, Australia
Coordinates
-19.303200, 146.769400
Accuracy radius
10 km
Postal code
4814
Regional Internet Registry
ARIN
Allocated
1990-04-04
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-21 04:08:37

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

Announced prefix
Origin AS
Announcement samples
3
Last seen
2026-06-22 19:15:09

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 RIR Transfer arin apnic

See the full history for 137.219.0.0/16.

Frequently Asked Questions

Who owns 137.219.220.38?

137.219.220.38 is allocated to James Cook University (AS24434), registered in Townsville, Australia.

Where is 137.219.220.38 located?

The geolocation for 137.219.220.38 maps to Townsville, Australia 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 137.219.220.38 on?

137.219.220.38 belongs to the 137.219.208.0/20 network block announced by AS24434. This range contains 4,096 addresses.

Does 137.219.220.38 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: 2026-07-24 04:36:20 UTC
Share