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CIDR Range

65.21.11.0/24

256 IPs /24 Hetzner Online GmbH AS24940 Finland ARIN
Addresses
256
256
IP Range
65.21.11.0
→ 65.21.11.255
Sub-ranges
5+
within this block
PTR Density
100.0%
256 of 256 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.

76/100
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 65.21.11.0/24

CIDRIPsOrganizationASNCountry
65.21.11.0/25 128 Hetzner Online GmbH AS24940 DE
65.21.11.128/26 64 Hetzner Online GmbH AS24940 DE
65.21.11.224/27 32 Hetzner Online GmbH AS24940 DE
65.21.11.192/28 16 Hetzner Online GmbH AS24940 DE
65.21.11.208/28 16 Hetzner Online GmbH AS24940 DE

Geolocation

All 256 IP addresses in 65.21.11.0/24

65.21.11.0 65.21.11.1 65.21.11.2 65.21.11.3 65.21.11.4 65.21.11.5 65.21.11.6 65.21.11.7 65.21.11.8 65.21.11.9 65.21.11.10 65.21.11.11 65.21.11.12 65.21.11.13 65.21.11.14 65.21.11.15 65.21.11.16 65.21.11.17 65.21.11.18 65.21.11.19 65.21.11.20 65.21.11.21 65.21.11.22 65.21.11.23 65.21.11.24 65.21.11.25 65.21.11.26 65.21.11.27 65.21.11.28 65.21.11.29 65.21.11.30 65.21.11.31 65.21.11.32 65.21.11.33 65.21.11.34 65.21.11.35 65.21.11.36 65.21.11.37 65.21.11.38 65.21.11.39 65.21.11.40 65.21.11.41 65.21.11.42 65.21.11.43 65.21.11.44 65.21.11.45 65.21.11.46 65.21.11.47 65.21.11.48 65.21.11.49 65.21.11.50 65.21.11.51 65.21.11.52 65.21.11.53 65.21.11.54 65.21.11.55 65.21.11.56 65.21.11.57 65.21.11.58 65.21.11.59 65.21.11.60 65.21.11.61 65.21.11.62 65.21.11.63 65.21.11.64 65.21.11.65 65.21.11.66 65.21.11.67 65.21.11.68 65.21.11.69 65.21.11.70 65.21.11.71 65.21.11.72 65.21.11.73 65.21.11.74 65.21.11.75 65.21.11.76 65.21.11.77 65.21.11.78 65.21.11.79 65.21.11.80 65.21.11.81 65.21.11.82 65.21.11.83 65.21.11.84 65.21.11.85 65.21.11.86 65.21.11.87 65.21.11.88 65.21.11.89 65.21.11.90 65.21.11.91 65.21.11.92 65.21.11.93 65.21.11.94 65.21.11.95 65.21.11.96 65.21.11.97 65.21.11.98 65.21.11.99 65.21.11.100 65.21.11.101 65.21.11.102 65.21.11.103 65.21.11.104 65.21.11.105 65.21.11.106 65.21.11.107 65.21.11.108 65.21.11.109 65.21.11.110 65.21.11.111 65.21.11.112 65.21.11.113 65.21.11.114 65.21.11.115 65.21.11.116 65.21.11.117 65.21.11.118 65.21.11.119 65.21.11.120 65.21.11.121 65.21.11.122 65.21.11.123 65.21.11.124 65.21.11.125 65.21.11.126 65.21.11.127 65.21.11.128 65.21.11.129 65.21.11.130 65.21.11.131 65.21.11.132 65.21.11.133 65.21.11.134 65.21.11.135 65.21.11.136 65.21.11.137 65.21.11.138 65.21.11.139 65.21.11.140 65.21.11.141 65.21.11.142 65.21.11.143 65.21.11.144 65.21.11.145 65.21.11.146 65.21.11.147 65.21.11.148 65.21.11.149 65.21.11.150 65.21.11.151 65.21.11.152 65.21.11.153 65.21.11.154 65.21.11.155 65.21.11.156 65.21.11.157 65.21.11.158 65.21.11.159 65.21.11.160 65.21.11.161 65.21.11.162 65.21.11.163 65.21.11.164 65.21.11.165 65.21.11.166 65.21.11.167 65.21.11.168 65.21.11.169 65.21.11.170 65.21.11.171 65.21.11.172 65.21.11.173 65.21.11.174 65.21.11.175 65.21.11.176 65.21.11.177 65.21.11.178 65.21.11.179 65.21.11.180 65.21.11.181 65.21.11.182 65.21.11.183 65.21.11.184 65.21.11.185 65.21.11.186 65.21.11.187 65.21.11.188 65.21.11.189 65.21.11.190 65.21.11.191 65.21.11.192 65.21.11.193 65.21.11.194 65.21.11.195 65.21.11.196 65.21.11.197 65.21.11.198 65.21.11.199 65.21.11.200 65.21.11.201 65.21.11.202 65.21.11.203 65.21.11.204 65.21.11.205 65.21.11.206 65.21.11.207 65.21.11.208 65.21.11.209 65.21.11.210 65.21.11.211 65.21.11.212 65.21.11.213 65.21.11.214 65.21.11.215 65.21.11.216 65.21.11.217 65.21.11.218 65.21.11.219 65.21.11.220 65.21.11.221 65.21.11.222 65.21.11.223 65.21.11.224 65.21.11.225 65.21.11.226 65.21.11.227 65.21.11.228 65.21.11.229 65.21.11.230 65.21.11.231 65.21.11.232 65.21.11.233 65.21.11.234 65.21.11.235 65.21.11.236 65.21.11.237 65.21.11.238 65.21.11.239 65.21.11.240 65.21.11.241 65.21.11.242 65.21.11.243 65.21.11.244 65.21.11.245 65.21.11.246 65.21.11.247 65.21.11.248 65.21.11.249 65.21.11.250 65.21.11.251 65.21.11.252 65.21.11.253 65.21.11.254 65.21.11.255

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 65.21.0.0/16.

Announced prefix
65.21.0.0/16
Origin AS
AS24940
Announcement samples
19,153
Last seen
2026-07-18 10:52:14

RIR Ownership History

Atom feed ⇲

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

Date Event From To
2026-05-10 RIR Transfer arin ripe

Frequently Asked Questions

What is 65.21.11.0/24?

65.21.11.0/24 is a CIDR network block containing 256 IPv4 addresses (from 65.21.11.0 to 65.21.11.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 65.21.11.0/24 network?

The 65.21.11.0/24 range is allocated to Hetzner Online GmbH and announced via AS24940 from Finland.

How many IP addresses are in 65.21.11.0/24?

65.21.11.0/24 contains exactly 256 usable IPv4 addresses. A /24 prefix length means 256 addresses are covered by this single routing entry.

Last updated: 2026-07-18 11:40:32 UTC
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