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CIDR Range

5.78.8.0/21

2.0K IPs /21 Hetzner Online GmbH AS212317 United States RIPE
Addresses
2,048
2.0K
IP Range
5.78.8.0
→ 5.78.15.255
Sub-ranges
7+
within this block
PTR Density
100.0%
2.0K 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.

73/100
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 5.78.8.0/21

CIDRIPsOrganizationASNCountry
5.78.8.0/22 1.0K Hetzner Online GmbH AS212317 DE
5.78.14.0/23 512 Hetzner Online GmbH AS212317 DE
5.78.13.0/24 256 Hetzner Online GmbH AS212317 DE
5.78.12.0/25 128 Hetzner Online GmbH AS212317 DE
5.78.12.128/26 64 Hetzner Online GmbH AS212317 DE
5.78.12.192/27 32 Hetzner Online GmbH AS212317 DE
5.78.12.224/27 32 Hetzner Online GmbH AS212317 DE

First 256 of 2,048 IP addresses in 5.78.8.0/21

5.78.8.0 5.78.8.1 5.78.8.2 5.78.8.3 5.78.8.4 5.78.8.5 5.78.8.6 5.78.8.7 5.78.8.8 5.78.8.9 5.78.8.10 5.78.8.11 5.78.8.12 5.78.8.13 5.78.8.14 5.78.8.15 5.78.8.16 5.78.8.17 5.78.8.18 5.78.8.19 5.78.8.20 5.78.8.21 5.78.8.22 5.78.8.23 5.78.8.24 5.78.8.25 5.78.8.26 5.78.8.27 5.78.8.28 5.78.8.29 5.78.8.30 5.78.8.31 5.78.8.32 5.78.8.33 5.78.8.34 5.78.8.35 5.78.8.36 5.78.8.37 5.78.8.38 5.78.8.39 5.78.8.40 5.78.8.41 5.78.8.42 5.78.8.43 5.78.8.44 5.78.8.45 5.78.8.46 5.78.8.47 5.78.8.48 5.78.8.49 5.78.8.50 5.78.8.51 5.78.8.52 5.78.8.53 5.78.8.54 5.78.8.55 5.78.8.56 5.78.8.57 5.78.8.58 5.78.8.59 5.78.8.60 5.78.8.61 5.78.8.62 5.78.8.63 5.78.8.64 5.78.8.65 5.78.8.66 5.78.8.67 5.78.8.68 5.78.8.69 5.78.8.70 5.78.8.71 5.78.8.72 5.78.8.73 5.78.8.74 5.78.8.75 5.78.8.76 5.78.8.77 5.78.8.78 5.78.8.79 5.78.8.80 5.78.8.81 5.78.8.82 5.78.8.83 5.78.8.84 5.78.8.85 5.78.8.86 5.78.8.87 5.78.8.88 5.78.8.89 5.78.8.90 5.78.8.91 5.78.8.92 5.78.8.93 5.78.8.94 5.78.8.95 5.78.8.96 5.78.8.97 5.78.8.98 5.78.8.99 5.78.8.100 5.78.8.101 5.78.8.102 5.78.8.103 5.78.8.104 5.78.8.105 5.78.8.106 5.78.8.107 5.78.8.108 5.78.8.109 5.78.8.110 5.78.8.111 5.78.8.112 5.78.8.113 5.78.8.114 5.78.8.115 5.78.8.116 5.78.8.117 5.78.8.118 5.78.8.119 5.78.8.120 5.78.8.121 5.78.8.122 5.78.8.123 5.78.8.124 5.78.8.125 5.78.8.126 5.78.8.127 5.78.8.128 5.78.8.129 5.78.8.130 5.78.8.131 5.78.8.132 5.78.8.133 5.78.8.134 5.78.8.135 5.78.8.136 5.78.8.137 5.78.8.138 5.78.8.139 5.78.8.140 5.78.8.141 5.78.8.142 5.78.8.143 5.78.8.144 5.78.8.145 5.78.8.146 5.78.8.147 5.78.8.148 5.78.8.149 5.78.8.150 5.78.8.151 5.78.8.152 5.78.8.153 5.78.8.154 5.78.8.155 5.78.8.156 5.78.8.157 5.78.8.158 5.78.8.159 5.78.8.160 5.78.8.161 5.78.8.162 5.78.8.163 5.78.8.164 5.78.8.165 5.78.8.166 5.78.8.167 5.78.8.168 5.78.8.169 5.78.8.170 5.78.8.171 5.78.8.172 5.78.8.173 5.78.8.174 5.78.8.175 5.78.8.176 5.78.8.177 5.78.8.178 5.78.8.179 5.78.8.180 5.78.8.181 5.78.8.182 5.78.8.183 5.78.8.184 5.78.8.185 5.78.8.186 5.78.8.187 5.78.8.188 5.78.8.189 5.78.8.190 5.78.8.191 5.78.8.192 5.78.8.193 5.78.8.194 5.78.8.195 5.78.8.196 5.78.8.197 5.78.8.198 5.78.8.199 5.78.8.200 5.78.8.201 5.78.8.202 5.78.8.203 5.78.8.204 5.78.8.205 5.78.8.206 5.78.8.207 5.78.8.208 5.78.8.209 5.78.8.210 5.78.8.211 5.78.8.212 5.78.8.213 5.78.8.214 5.78.8.215 5.78.8.216 5.78.8.217 5.78.8.218 5.78.8.219 5.78.8.220 5.78.8.221 5.78.8.222 5.78.8.223 5.78.8.224 5.78.8.225 5.78.8.226 5.78.8.227 5.78.8.228 5.78.8.229 5.78.8.230 5.78.8.231 5.78.8.232 5.78.8.233 5.78.8.234 5.78.8.235 5.78.8.236 5.78.8.237 5.78.8.238 5.78.8.239 5.78.8.240 5.78.8.241 5.78.8.242 5.78.8.243 5.78.8.244 5.78.8.245 5.78.8.246 5.78.8.247 5.78.8.248 5.78.8.249 5.78.8.250 5.78.8.251 5.78.8.252 5.78.8.253 5.78.8.254 5.78.8.255 + 1.8K more (range too large to list inline)

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 5.78.0.0/16.

Announced prefix
5.78.0.0/16
Origin AS
AS212317
Announcement samples
4,707
Last seen
2026-07-19 10:31:17

RIR Ownership History

Atom feed ⇲

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

Date Event From To
2026-05-10 Country Change US DE

Frequently Asked Questions

What is 5.78.8.0/21?

5.78.8.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 5.78.8.0 to 5.78.15.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 5.78.8.0/21 network?

The 5.78.8.0/21 range is allocated to Hetzner Online GmbH and announced via AS212317 from United States.

Last updated: 2026-07-19 11:10:36 UTC
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