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CIDR Range

37.72.1.0/25

Addresses
128
128
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 128 IPs have PTR ~

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.

68/100
Moderate
How this score is built

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

Geolocation

All 128 IP addresses in 37.72.1.0/25

Not announced as an exact prefix — covered by the announced supernet 37.72.0.0/19.

Announced prefix
Origin AS
Announcement samples
12,171
Last seen
2026-07-30 19:03:43

Frequently Asked Questions

What is 37.72.1.0/25?

37.72.1.0/25 is a CIDR network block containing 128 IPv4 addresses (from 37.72.1.0 to 37.72.1.127). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 37.72.1.0/25 network?

The 37.72.1.0/25 range is allocated to Aire Networks Del Mediterraneo Sl Unipersonal and announced via AS29119 from Spain.

How many IP addresses are in 37.72.1.0/25?

37.72.1.0/25 contains exactly 128 usable IPv4 addresses. A /25 prefix length means 128 addresses are covered by this single routing entry.

Last updated: 2026-07-30 19:10:31 UTC
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