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CIDR Range

206.41.72.0/21

2.0K IPs /21 IX Reach Ltd AS4455 United Kingdom ARIN
Addresses
2,048
2.0K
IP Range
206.41.72.0
→ 206.41.79.255
Sub-ranges
20+
within this block
PTR Density
0.0%
0 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.

60/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 206.41.72.0/21

CIDRIPsOrganizationASNCountry
206.41.76.0/22 1.0K IX Reach Ltd AS4455 GB
206.41.76.0/22 1.0K IX Reach Ltd AS4455 GB
206.41.76.0/22 1.0K IX Reach Ltd AS4455 GB
206.41.76.0/22 1.0K IX Reach Ltd AS4455 GB
206.41.74.0/23 512 IX Reach Ltd AS4455 GB
206.41.74.0/23 512 IX Reach Ltd AS4455 GB
206.41.74.0/23 512 IX Reach Ltd AS4455 GB
206.41.75.0/24 256 IX Reach Ltd AS4455 GB
206.41.74.0/24 256 IX Reach Ltd AS4455 US
206.41.73.0/24 256 IX Reach Ltd AS4455 US
206.41.73.0/24 256 IX Reach Ltd AS4455 GB
206.41.73.0/24 256 Feedly, Inc. AS60653 GB
206.41.73.0/24 256 Feedly, Inc. AS60653 US
206.41.72.0/24 256 IX Reach Ltd AS4455 GB
206.41.72.0/24 256 IX Reach Ltd AS4455 GB
206.41.72.0/24 256 IX Reach Ltd AS4455 GB
206.41.72.128/25 128 IX Reach Ltd AS4455 GB
206.41.72.64/26 64 IX Reach Ltd AS4455 US
206.41.72.32/27 32 IX Reach Ltd AS4455 GB
206.41.72.0/27 32 IX Reach Ltd AS4455 US

Geolocation

First 256 of 2,048 IP addresses in 206.41.72.0/21

206.41.72.0 206.41.72.1 206.41.72.2 206.41.72.3 206.41.72.4 206.41.72.5 206.41.72.6 206.41.72.7 206.41.72.8 206.41.72.9 206.41.72.10 206.41.72.11 206.41.72.12 206.41.72.13 206.41.72.14 206.41.72.15 206.41.72.16 206.41.72.17 206.41.72.18 206.41.72.19 206.41.72.20 206.41.72.21 206.41.72.22 206.41.72.23 206.41.72.24 206.41.72.25 206.41.72.26 206.41.72.27 206.41.72.28 206.41.72.29 206.41.72.30 206.41.72.31 206.41.72.32 206.41.72.33 206.41.72.34 206.41.72.35 206.41.72.36 206.41.72.37 206.41.72.38 206.41.72.39 206.41.72.40 206.41.72.41 206.41.72.42 206.41.72.43 206.41.72.44 206.41.72.45 206.41.72.46 206.41.72.47 206.41.72.48 206.41.72.49 206.41.72.50 206.41.72.51 206.41.72.52 206.41.72.53 206.41.72.54 206.41.72.55 206.41.72.56 206.41.72.57 206.41.72.58 206.41.72.59 206.41.72.60 206.41.72.61 206.41.72.62 206.41.72.63 206.41.72.64 206.41.72.65 206.41.72.66 206.41.72.67 206.41.72.68 206.41.72.69 206.41.72.70 206.41.72.71 206.41.72.72 206.41.72.73 206.41.72.74 206.41.72.75 206.41.72.76 206.41.72.77 206.41.72.78 206.41.72.79 206.41.72.80 206.41.72.81 206.41.72.82 206.41.72.83 206.41.72.84 206.41.72.85 206.41.72.86 206.41.72.87 206.41.72.88 206.41.72.89 206.41.72.90 206.41.72.91 206.41.72.92 206.41.72.93 206.41.72.94 206.41.72.95 206.41.72.96 206.41.72.97 206.41.72.98 206.41.72.99 206.41.72.100 206.41.72.101 206.41.72.102 206.41.72.103 206.41.72.104 206.41.72.105 206.41.72.106 206.41.72.107 206.41.72.108 206.41.72.109 206.41.72.110 206.41.72.111 206.41.72.112 206.41.72.113 206.41.72.114 206.41.72.115 206.41.72.116 206.41.72.117 206.41.72.118 206.41.72.119 206.41.72.120 206.41.72.121 206.41.72.122 206.41.72.123 206.41.72.124 206.41.72.125 206.41.72.126 206.41.72.127 206.41.72.128 206.41.72.129 206.41.72.130 206.41.72.131 206.41.72.132 206.41.72.133 206.41.72.134 206.41.72.135 206.41.72.136 206.41.72.137 206.41.72.138 206.41.72.139 206.41.72.140 206.41.72.141 206.41.72.142 206.41.72.143 206.41.72.144 206.41.72.145 206.41.72.146 206.41.72.147 206.41.72.148 206.41.72.149 206.41.72.150 206.41.72.151 206.41.72.152 206.41.72.153 206.41.72.154 206.41.72.155 206.41.72.156 206.41.72.157 206.41.72.158 206.41.72.159 206.41.72.160 206.41.72.161 206.41.72.162 206.41.72.163 206.41.72.164 206.41.72.165 206.41.72.166 206.41.72.167 206.41.72.168 206.41.72.169 206.41.72.170 206.41.72.171 206.41.72.172 206.41.72.173 206.41.72.174 206.41.72.175 206.41.72.176 206.41.72.177 206.41.72.178 206.41.72.179 206.41.72.180 206.41.72.181 206.41.72.182 206.41.72.183 206.41.72.184 206.41.72.185 206.41.72.186 206.41.72.187 206.41.72.188 206.41.72.189 206.41.72.190 206.41.72.191 206.41.72.192 206.41.72.193 206.41.72.194 206.41.72.195 206.41.72.196 206.41.72.197 206.41.72.198 206.41.72.199 206.41.72.200 206.41.72.201 206.41.72.202 206.41.72.203 206.41.72.204 206.41.72.205 206.41.72.206 206.41.72.207 206.41.72.208 206.41.72.209 206.41.72.210 206.41.72.211 206.41.72.212 206.41.72.213 206.41.72.214 206.41.72.215 206.41.72.216 206.41.72.217 206.41.72.218 206.41.72.219 206.41.72.220 206.41.72.221 206.41.72.222 206.41.72.223 206.41.72.224 206.41.72.225 206.41.72.226 206.41.72.227 206.41.72.228 206.41.72.229 206.41.72.230 206.41.72.231 206.41.72.232 206.41.72.233 206.41.72.234 206.41.72.235 206.41.72.236 206.41.72.237 206.41.72.238 206.41.72.239 206.41.72.240 206.41.72.241 206.41.72.242 206.41.72.243 206.41.72.244 206.41.72.245 206.41.72.246 206.41.72.247 206.41.72.248 206.41.72.249 206.41.72.250 206.41.72.251 206.41.72.252 206.41.72.253 206.41.72.254 206.41.72.255 + 1.8K more (range too large to list inline)

BGP Routing

Live BGP anomalies →

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

Announced prefix
206.41.72.0/21
Origin AS
AS4455
⚠ 2 origins (MOAS)
Announcement samples
5,609
Last seen
2026-07-23 05:34:29
Origins seen: AS4455 · 5,609 AS43531 · 2

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files.

Date Event From To
2026-05-10 New Allocation — GB

Frequently Asked Questions

What is 206.41.72.0/21?

206.41.72.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 206.41.72.0 to 206.41.79.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 206.41.72.0/21 network?

The 206.41.72.0/21 range is allocated to IX Reach Ltd and announced via AS4455 from United Kingdom.

Last updated: 2026-07-23 06:10:36 UTC
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