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CIDR Range

204.102.32.0/20

4.1K IPs /20 CENIC AS2152 United States ARIN
Addresses
4,096
4.1K
IP Range
204.102.32.0
→ 204.102.47.255
Sub-ranges
10+
within this block
PTR Density
6.2%
254 of 4.1K 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.

71/100
Moderate
How this score is built

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

Ranges inside 204.102.32.0/20

CIDRIPsOrganizationASNCountry
204.102.32.0/21 2.0K Los Angeles County Office of Education AS2920 US
204.102.32.0/21 2.0K CENIC AS2152 US
204.102.44.0/22 1.0K CENIC AS2152 US
204.102.44.0/22 1.0K CENIC AS2152 US
204.102.42.0/23 512 CENIC AS2152 US
204.102.42.0/23 512 CENIC AS2152 US
204.102.41.0/24 256 CENIC AS2152 US
204.102.40.0/24 256 CENIC AS2152 US
204.102.40.0/24 256 Los Angeles County Office of Education AS2920 US
204.102.41.0/24 256 CENIC AS2152 US

Geolocation

First 256 of 4,096 IP addresses in 204.102.32.0/20

204.102.32.0 204.102.32.1 204.102.32.2 204.102.32.3 204.102.32.4 204.102.32.5 204.102.32.6 204.102.32.7 204.102.32.8 204.102.32.9 204.102.32.10 204.102.32.11 204.102.32.12 204.102.32.13 204.102.32.14 204.102.32.15 204.102.32.16 204.102.32.17 204.102.32.18 204.102.32.19 204.102.32.20 204.102.32.21 204.102.32.22 204.102.32.23 204.102.32.24 204.102.32.25 204.102.32.26 204.102.32.27 204.102.32.28 204.102.32.29 204.102.32.30 204.102.32.31 204.102.32.32 204.102.32.33 204.102.32.34 204.102.32.35 204.102.32.36 204.102.32.37 204.102.32.38 204.102.32.39 204.102.32.40 204.102.32.41 204.102.32.42 204.102.32.43 204.102.32.44 204.102.32.45 204.102.32.46 204.102.32.47 204.102.32.48 204.102.32.49 204.102.32.50 204.102.32.51 204.102.32.52 204.102.32.53 204.102.32.54 204.102.32.55 204.102.32.56 204.102.32.57 204.102.32.58 204.102.32.59 204.102.32.60 204.102.32.61 204.102.32.62 204.102.32.63 204.102.32.64 204.102.32.65 204.102.32.66 204.102.32.67 204.102.32.68 204.102.32.69 204.102.32.70 204.102.32.71 204.102.32.72 204.102.32.73 204.102.32.74 204.102.32.75 204.102.32.76 204.102.32.77 204.102.32.78 204.102.32.79 204.102.32.80 204.102.32.81 204.102.32.82 204.102.32.83 204.102.32.84 204.102.32.85 204.102.32.86 204.102.32.87 204.102.32.88 204.102.32.89 204.102.32.90 204.102.32.91 204.102.32.92 204.102.32.93 204.102.32.94 204.102.32.95 204.102.32.96 204.102.32.97 204.102.32.98 204.102.32.99 204.102.32.100 204.102.32.101 204.102.32.102 204.102.32.103 204.102.32.104 204.102.32.105 204.102.32.106 204.102.32.107 204.102.32.108 204.102.32.109 204.102.32.110 204.102.32.111 204.102.32.112 204.102.32.113 204.102.32.114 204.102.32.115 204.102.32.116 204.102.32.117 204.102.32.118 204.102.32.119 204.102.32.120 204.102.32.121 204.102.32.122 204.102.32.123 204.102.32.124 204.102.32.125 204.102.32.126 204.102.32.127 204.102.32.128 204.102.32.129 204.102.32.130 204.102.32.131 204.102.32.132 204.102.32.133 204.102.32.134 204.102.32.135 204.102.32.136 204.102.32.137 204.102.32.138 204.102.32.139 204.102.32.140 204.102.32.141 204.102.32.142 204.102.32.143 204.102.32.144 204.102.32.145 204.102.32.146 204.102.32.147 204.102.32.148 204.102.32.149 204.102.32.150 204.102.32.151 204.102.32.152 204.102.32.153 204.102.32.154 204.102.32.155 204.102.32.156 204.102.32.157 204.102.32.158 204.102.32.159 204.102.32.160 204.102.32.161 204.102.32.162 204.102.32.163 204.102.32.164 204.102.32.165 204.102.32.166 204.102.32.167 204.102.32.168 204.102.32.169 204.102.32.170 204.102.32.171 204.102.32.172 204.102.32.173 204.102.32.174 204.102.32.175 204.102.32.176 204.102.32.177 204.102.32.178 204.102.32.179 204.102.32.180 204.102.32.181 204.102.32.182 204.102.32.183 204.102.32.184 204.102.32.185 204.102.32.186 204.102.32.187 204.102.32.188 204.102.32.189 204.102.32.190 204.102.32.191 204.102.32.192 204.102.32.193 204.102.32.194 204.102.32.195 204.102.32.196 204.102.32.197 204.102.32.198 204.102.32.199 204.102.32.200 204.102.32.201 204.102.32.202 204.102.32.203 204.102.32.204 204.102.32.205 204.102.32.206 204.102.32.207 204.102.32.208 204.102.32.209 204.102.32.210 204.102.32.211 204.102.32.212 204.102.32.213 204.102.32.214 204.102.32.215 204.102.32.216 204.102.32.217 204.102.32.218 204.102.32.219 204.102.32.220 204.102.32.221 204.102.32.222 204.102.32.223 204.102.32.224 204.102.32.225 204.102.32.226 204.102.32.227 204.102.32.228 204.102.32.229 204.102.32.230 204.102.32.231 204.102.32.232 204.102.32.233 204.102.32.234 204.102.32.235 204.102.32.236 204.102.32.237 204.102.32.238 204.102.32.239 204.102.32.240 204.102.32.241 204.102.32.242 204.102.32.243 204.102.32.244 204.102.32.245 204.102.32.246 204.102.32.247 204.102.32.248 204.102.32.249 204.102.32.250 204.102.32.251 204.102.32.252 204.102.32.253 204.102.32.254 204.102.32.255 + 3.8K more (range too large to list inline)

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 204.102.0.0/16.

Announced prefix
204.102.0.0/16
Origin AS
AS2152
Announcement samples
5,750
Last seen
2026-07-23 19:48:53

Frequently Asked Questions

What is 204.102.32.0/20?

204.102.32.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 204.102.32.0 to 204.102.47.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 204.102.32.0/20 network?

The 204.102.32.0/20 range is allocated to CENIC and announced via AS2152 from United States.

Last updated: 2026-07-23 19:55:31 UTC
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