Skip to main content
WorldIP.io
CIDR Range

177.135.0.0/16

Addresses
65,536
65.5K
Sub-ranges
50+
within this block
PTR Density
97.4%
63.8K of 65.5K 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.

75/100
Moderate
How this score is built

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

Ranges inside 177.135.0.0/16

CIDRIPsOrganizationASNCountry
177.135.224.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.208.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.112.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.80.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.64.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.128.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.144.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.32.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.160.0/20 4.1K TELEFONICA BRASIL S.A AS18881 BR
177.135.184.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.192.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.0.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.248.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.24.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.8.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.16.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.96.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.56.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.48.0/21 2.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.180.0/22 1.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.176.0/22 1.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.244.0/22 1.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.204.0/22 1.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.104.0/22 1.0K TELEFONICA BRASIL S.A AS18881 BR
177.135.240.0/23 512 TELEFONICA BRASIL S.A AS18881 BR
177.135.200.0/23 512 TELEFONICA BRASIL S.A AS18881 BR
177.135.108.0/23 512 TELEFONICA BRASIL S.A AS18881 BR
177.135.243.0/24 256 TELEFONICA BRASIL S.A AS18881 BR
177.135.202.0/24 256 TELEFONICA BRASIL S.A AS18881 BR
177.135.111.0/24 256 TELEFONICA BRASIL S.A AS18881 BR
177.135.242.0/25 128 TELEFONICA BRASIL S.A AS18881 BR
177.135.110.0/25 128 TELEFONICA BRASIL S.A AS18881 BR

First and last addresses in 177.135.0.0/16

177.135.0.0/16 runs from 177.135.0.0 to 177.135.255.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 177.132.0.0/14.

Announced prefix
Origin AS
Announcement samples
14,577
Last seen
2026-11-13 04:21:00

Frequently Asked Questions

What is 177.135.0.0/16?

177.135.0.0/16 is a CIDR network block containing 65,536 IPv4 addresses (from 177.135.0.0 to 177.135.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 177.135.0.0/16 network?

The 177.135.0.0/16 range is allocated to TELEFONICA BRASIL S.A and announced via AS18881 from Brazil.

Last updated: 2026-11-13 05:54:05 UTC
Share