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CIDR Range

189.0.64.0/20

Addresses
4,096
4.1K
Sub-ranges
17+
within this block
PTR Density
99.6%
4.1K of 4.1K 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.

80/100
Trusted
How this score is built

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

Ranges inside 189.0.64.0/20

First and last addresses in 189.0.64.0/20

189.0.64.0/20 runs from 189.0.64.0 to 189.0.79.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 189.0.0.0/17.

Announced prefix
Origin AS
Announcement samples
14,804
Last seen
2026-11-10 17:06:30

Frequently Asked Questions

What is 189.0.64.0/20?

189.0.64.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 189.0.64.0 to 189.0.79.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 189.0.64.0/20 network?

The 189.0.64.0/20 range is allocated to TELEFONICA BRASIL S.A and announced via AS26599 from Brazil.

Last updated: 2026-11-10 17:24:07 UTC
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