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CIDR Range

201.54.191.220/31

Addresses
2
2
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 2 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.

65/100
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 2 IP addresses in 201.54.191.220/31

Not announced as an exact prefix — covered by the announced supernet 201.54.191.0/24.

Announced prefix
Origin AS
Announcement samples
39,319
Last seen
2026-07-25 05:41:31

Frequently Asked Questions

What is 201.54.191.220/31?

201.54.191.220/31 is a CIDR network block containing 2 IPv4 addresses (from 201.54.191.220 to 201.54.191.221). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 201.54.191.220/31 network?

The 201.54.191.220/31 range is allocated to diego fernando sales feitosa and announced via AS271137 from Brazil.

How many IP addresses are in 201.54.191.220/31?

201.54.191.220/31 contains exactly 2 usable IPv4 addresses. A /31 prefix length means 2 addresses are covered by this single routing entry.

Last updated: 2026-07-25 05:55:32 UTC
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