Skip to main content
WorldIP.io
CIDR Range

28.5.16.0/23

512 IPs /23 United States Department of Defense DoD AS27064 United States ARIN
Addresses
512
512
IP Range
28.5.16.0
→ 28.5.17.255
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 512 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.

79/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

First 256 of 512 IP addresses in 28.5.16.0/23

28.5.16.0 28.5.16.1 28.5.16.2 28.5.16.3 28.5.16.4 28.5.16.5 28.5.16.6 28.5.16.7 28.5.16.8 28.5.16.9 28.5.16.10 28.5.16.11 28.5.16.12 28.5.16.13 28.5.16.14 28.5.16.15 28.5.16.16 28.5.16.17 28.5.16.18 28.5.16.19 28.5.16.20 28.5.16.21 28.5.16.22 28.5.16.23 28.5.16.24 28.5.16.25 28.5.16.26 28.5.16.27 28.5.16.28 28.5.16.29 28.5.16.30 28.5.16.31 28.5.16.32 28.5.16.33 28.5.16.34 28.5.16.35 28.5.16.36 28.5.16.37 28.5.16.38 28.5.16.39 28.5.16.40 28.5.16.41 28.5.16.42 28.5.16.43 28.5.16.44 28.5.16.45 28.5.16.46 28.5.16.47 28.5.16.48 28.5.16.49 28.5.16.50 28.5.16.51 28.5.16.52 28.5.16.53 28.5.16.54 28.5.16.55 28.5.16.56 28.5.16.57 28.5.16.58 28.5.16.59 28.5.16.60 28.5.16.61 28.5.16.62 28.5.16.63 28.5.16.64 28.5.16.65 28.5.16.66 28.5.16.67 28.5.16.68 28.5.16.69 28.5.16.70 28.5.16.71 28.5.16.72 28.5.16.73 28.5.16.74 28.5.16.75 28.5.16.76 28.5.16.77 28.5.16.78 28.5.16.79 28.5.16.80 28.5.16.81 28.5.16.82 28.5.16.83 28.5.16.84 28.5.16.85 28.5.16.86 28.5.16.87 28.5.16.88 28.5.16.89 28.5.16.90 28.5.16.91 28.5.16.92 28.5.16.93 28.5.16.94 28.5.16.95 28.5.16.96 28.5.16.97 28.5.16.98 28.5.16.99 28.5.16.100 28.5.16.101 28.5.16.102 28.5.16.103 28.5.16.104 28.5.16.105 28.5.16.106 28.5.16.107 28.5.16.108 28.5.16.109 28.5.16.110 28.5.16.111 28.5.16.112 28.5.16.113 28.5.16.114 28.5.16.115 28.5.16.116 28.5.16.117 28.5.16.118 28.5.16.119 28.5.16.120 28.5.16.121 28.5.16.122 28.5.16.123 28.5.16.124 28.5.16.125 28.5.16.126 28.5.16.127 28.5.16.128 28.5.16.129 28.5.16.130 28.5.16.131 28.5.16.132 28.5.16.133 28.5.16.134 28.5.16.135 28.5.16.136 28.5.16.137 28.5.16.138 28.5.16.139 28.5.16.140 28.5.16.141 28.5.16.142 28.5.16.143 28.5.16.144 28.5.16.145 28.5.16.146 28.5.16.147 28.5.16.148 28.5.16.149 28.5.16.150 28.5.16.151 28.5.16.152 28.5.16.153 28.5.16.154 28.5.16.155 28.5.16.156 28.5.16.157 28.5.16.158 28.5.16.159 28.5.16.160 28.5.16.161 28.5.16.162 28.5.16.163 28.5.16.164 28.5.16.165 28.5.16.166 28.5.16.167 28.5.16.168 28.5.16.169 28.5.16.170 28.5.16.171 28.5.16.172 28.5.16.173 28.5.16.174 28.5.16.175 28.5.16.176 28.5.16.177 28.5.16.178 28.5.16.179 28.5.16.180 28.5.16.181 28.5.16.182 28.5.16.183 28.5.16.184 28.5.16.185 28.5.16.186 28.5.16.187 28.5.16.188 28.5.16.189 28.5.16.190 28.5.16.191 28.5.16.192 28.5.16.193 28.5.16.194 28.5.16.195 28.5.16.196 28.5.16.197 28.5.16.198 28.5.16.199 28.5.16.200 28.5.16.201 28.5.16.202 28.5.16.203 28.5.16.204 28.5.16.205 28.5.16.206 28.5.16.207 28.5.16.208 28.5.16.209 28.5.16.210 28.5.16.211 28.5.16.212 28.5.16.213 28.5.16.214 28.5.16.215 28.5.16.216 28.5.16.217 28.5.16.218 28.5.16.219 28.5.16.220 28.5.16.221 28.5.16.222 28.5.16.223 28.5.16.224 28.5.16.225 28.5.16.226 28.5.16.227 28.5.16.228 28.5.16.229 28.5.16.230 28.5.16.231 28.5.16.232 28.5.16.233 28.5.16.234 28.5.16.235 28.5.16.236 28.5.16.237 28.5.16.238 28.5.16.239 28.5.16.240 28.5.16.241 28.5.16.242 28.5.16.243 28.5.16.244 28.5.16.245 28.5.16.246 28.5.16.247 28.5.16.248 28.5.16.249 28.5.16.250 28.5.16.251 28.5.16.252 28.5.16.253 28.5.16.254 28.5.16.255 + 256 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
28.5.16.0/23
Origin AS
AS27064
Announcement samples
11,183
Last seen
2026-07-23 20:30:32

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 — US

Frequently Asked Questions

What is 28.5.16.0/23?

28.5.16.0/23 is a CIDR network block containing 512 IPv4 addresses (from 28.5.16.0 to 28.5.17.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 28.5.16.0/23 network?

The 28.5.16.0/23 range is allocated to United States Department of Defense DoD and announced via AS27064 from United States.

Last updated: 2026-07-23 20:55:31 UTC
Share