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CIDR Range

146.90.0.0/17

32.8K IPs /17 British Telecommunications Limited AS6871 United Kingdom RIPE
Addresses
32,768
32.8K
IP Range
146.90.0.0
→ 146.90.127.255
Sub-ranges
50+
within this block
PTR Density
99.2%
32.5K of 32.8K 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.

81/100
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 146.90.0.0/17

CIDRIPsOrganizationASNCountry
146.90.66.0/23 512 British Telecommunications Limited AS6871 GB
146.90.118.0/23 512 British Telecommunications Limited AS6871 GB
146.90.48.0/23 512 British Telecommunications Limited AS6871 GB
146.90.94.0/23 512 British Telecommunications Limited AS6871 GB
146.90.22.0/23 512 British Telecommunications Limited AS6871 GB
146.90.76.0/23 512 British Telecommunications Limited AS6871 GB
146.90.74.0/23 512 British Telecommunications Limited AS6871 GB
146.90.62.0/23 512 British Telecommunications Limited AS6871 GB
146.90.68.0/23 512 British Telecommunications Limited AS6871 GB
146.90.2.0/23 512 British Telecommunications Limited AS6871 GB
146.90.96.0/24 256 British Telecommunications Limited AS6871 GB
146.90.127.0/24 256 British Telecommunications Limited AS6871 GB
146.90.38.0/24 256 British Telecommunications Limited AS6871 GB
146.90.99.0/24 256 British Telecommunications Limited AS6871 GB
146.90.35.0/24 256 British Telecommunications Limited AS6871 GB
146.90.107.0/24 256 British Telecommunications Limited AS6871 GB
146.90.101.0/24 256 British Telecommunications Limited AS6871 GB
146.90.102.0/24 256 British Telecommunications Limited AS6871 GB
146.90.104.0/24 256 British Telecommunications Limited AS6871 GB
146.90.109.0/24 256 British Telecommunications Limited AS6871 GB
146.90.106.0/24 256 British Telecommunications Limited AS6871 GB
146.90.29.0/24 256 British Telecommunications Limited AS6871 GB
146.90.105.0/24 256 British Telecommunications Limited AS6871 GB
146.90.92.0/24 256 British Telecommunications Limited AS6871 GB
146.90.70.0/24 256 British Telecommunications Limited AS6871 GB
146.90.71.0/24 256 British Telecommunications Limited AS6871 GB
146.90.72.0/24 256 British Telecommunications Limited AS6871 GB
146.90.57.0/24 256 British Telecommunications Limited AS6871 GB
146.90.53.0/24 256 British Telecommunications Limited AS6871 GB
146.90.52.0/24 256 British Telecommunications Limited AS6871 GB
146.90.82.0/24 256 British Telecommunications Limited AS6871 GB
146.90.83.0/24 256 British Telecommunications Limited AS6871 GB

First and last addresses in 146.90.0.0/17

146.90.0.0/17 runs from 146.90.0.0 to 146.90.127.255.

First 16
146.90.0.0 146.90.0.1 146.90.0.2 146.90.0.3 146.90.0.4 146.90.0.5 146.90.0.6 146.90.0.7 146.90.0.8 146.90.0.9 146.90.0.10 146.90.0.11 146.90.0.12 146.90.0.13 146.90.0.14 146.90.0.15
Last 16
146.90.127.240 146.90.127.241 146.90.127.242 146.90.127.243 146.90.127.244 146.90.127.245 146.90.127.246 146.90.127.247 146.90.127.248 146.90.127.249 146.90.127.250 146.90.127.251 146.90.127.252 146.90.127.253 146.90.127.254 146.90.127.255

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 146.90.0.0/16.

Announced prefix
146.90.0.0/16
Origin AS
AS6871
Announcement samples
17,249
Last seen
2026-11-13 05:41:44

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 RIR Transfer arin ripe

Frequently Asked Questions

What is 146.90.0.0/17?

146.90.0.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 146.90.0.0 to 146.90.127.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 146.90.0.0/17 network?

The 146.90.0.0/17 range is allocated to British Telecommunications Limited and announced via AS6871 from United Kingdom.

Last updated: 2026-11-13 08:24:05 UTC
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