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CIDR
/22 · 1.0K IPs
ASN
University of Southern California
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 207.151.54.203

CIDR range
207.151.52.0/22
IP range (int)
3,482,792,960 — 3,482,793,983
Prefix length
/22
Organization
University of Southern California
ASN
AS47
ASN name
University of Southern California
Location
Los Angeles, California, United States
Coordinates
34.032200, -118.283600
Accuracy radius
100 km
Postal code
90007
Regional Internet Registry
ARIN
Allocated
1996-06-18
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-07-21 04:10:13

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

Announced prefix
Origin AS
Announcement samples
7,381
Last seen
2026-07-25 21:56:25

Frequently Asked Questions

Who owns 207.151.54.203?

207.151.54.203 is allocated to University of Southern California (AS47), registered in Los Angeles, United States.

Where is 207.151.54.203 located?

The geolocation for 207.151.54.203 maps to Los Angeles, 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 207.151.54.203 on?

207.151.54.203 belongs to the 207.151.52.0/22 network block announced by AS47. This range contains 1,024 addresses.

Does 207.151.54.203 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: 2026-07-25 22:30:22 UTC
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