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CIDR Range

181.232.64.0/21

Addresses
2,048
2.0K
Sub-ranges
0+
within this block
PTR Density
98.3%
2.0K of 2.0K 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.

78/100
Moderate
How this score is built

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

Geolocation

First and last addresses in 181.232.64.0/21

181.232.64.0/21 runs from 181.232.64.0 to 181.232.71.255.

First 16
Last 16

This block is announced in BGP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
2,555
Last seen
2026-10-27 18:54:39

Frequently Asked Questions

What is 181.232.64.0/21?

181.232.64.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 181.232.64.0 to 181.232.71.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 181.232.64.0/21 network?

The 181.232.64.0/21 range is allocated to UNE EPM TELECOMUNICACIONES S.A. and announced via AS13489 from Colombia.

Last updated: 2026-10-27 20:24:05 UTC
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