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CIDR Range

31.7.57.91/32

Addresses
1
1
Sub-ranges
0+
within this block

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.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

All 1 IP addresses in 31.7.57.91/32

Not announced as an exact prefix — covered by the announced supernet 31.7.56.0/21.

Announced prefix
Origin AS
Announcement samples
31,455
Last seen
2026-10-25 09:55:36

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date Event From To
2026-05-10 Country Change CH PA

Frequently Asked Questions

What is 31.7.57.91/32?

31.7.57.91/32 is a CIDR network block containing 1 IPv4 addresses (from 31.7.57.91 to 31.7.57.91). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 31.7.57.91/32 network?

The 31.7.57.91/32 range is allocated to Private Layer INC and announced via AS51852 from Switzerland.

How many IP addresses are in 31.7.57.91/32?

31.7.57.91/32 contains exactly 1 usable IPv4 addresses. A /32 prefix length means 1 addresses are covered by this single routing entry.

Last updated: 2026-10-25 10:54:05 UTC
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