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CIDR Range

200.255.0.0/16

65.5K IPs /16 CLARO S.A. AS4230 Brazil LACNIC
Addresses
65,536
65.5K
IP Range
200.255.0.0
→ 200.255.255.255
Sub-ranges
16+
within this block
PTR Density
7.6%
5.0K of 65.5K 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.

70/100
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 200.255.0.0/16

CIDRIPsOrganizationASNCountry
200.255.192.0/18 16.4K CLARO S.A. AS4230 BR
200.255.64.0/18 16.4K CLARO S.A. AS4230 BR
200.255.128.0/19 8.2K CLARO S.A. AS4230 BR
200.255.96.0/19 8.2K CLARO S.A. AS4230 BR
200.255.32.0/19 8.2K CLARO S.A. AS4230 BR
200.255.64.0/19 8.2K CLARO S.A. AS4230 BR
200.255.176.0/20 4.1K CLARO S.A. AS4230 BR
200.255.160.0/20 4.1K CLARO S.A. AS4230 BR
200.255.48.0/20 4.1K CLARO S.A. AS4230 BR
200.255.32.0/20 4.1K CLARO S.A. AS4230 BR
200.255.16.0/20 4.1K CLARO S.A. AS4230 BR
200.255.0.0/20 4.1K CLARO S.A. AS4230 BR
200.255.40.0/21 2.0K CLARO S.A. AS4230 BR
200.255.32.0/21 2.0K CLARO S.A. AS4230 BR
200.255.8.0/21 2.0K CLARO S.A. AS4230 BR
200.255.0.0/21 2.0K CLARO S.A. AS4230 BR

Geolocation

First 256 of 65,536 IP addresses in 200.255.0.0/16

200.255.0.0 200.255.0.1 200.255.0.2 200.255.0.3 200.255.0.4 200.255.0.5 200.255.0.6 200.255.0.7 200.255.0.8 200.255.0.9 200.255.0.10 200.255.0.11 200.255.0.12 200.255.0.13 200.255.0.14 200.255.0.15 200.255.0.16 200.255.0.17 200.255.0.18 200.255.0.19 200.255.0.20 200.255.0.21 200.255.0.22 200.255.0.23 200.255.0.24 200.255.0.25 200.255.0.26 200.255.0.27 200.255.0.28 200.255.0.29 200.255.0.30 200.255.0.31 200.255.0.32 200.255.0.33 200.255.0.34 200.255.0.35 200.255.0.36 200.255.0.37 200.255.0.38 200.255.0.39 200.255.0.40 200.255.0.41 200.255.0.42 200.255.0.43 200.255.0.44 200.255.0.45 200.255.0.46 200.255.0.47 200.255.0.48 200.255.0.49 200.255.0.50 200.255.0.51 200.255.0.52 200.255.0.53 200.255.0.54 200.255.0.55 200.255.0.56 200.255.0.57 200.255.0.58 200.255.0.59 200.255.0.60 200.255.0.61 200.255.0.62 200.255.0.63 200.255.0.64 200.255.0.65 200.255.0.66 200.255.0.67 200.255.0.68 200.255.0.69 200.255.0.70 200.255.0.71 200.255.0.72 200.255.0.73 200.255.0.74 200.255.0.75 200.255.0.76 200.255.0.77 200.255.0.78 200.255.0.79 200.255.0.80 200.255.0.81 200.255.0.82 200.255.0.83 200.255.0.84 200.255.0.85 200.255.0.86 200.255.0.87 200.255.0.88 200.255.0.89 200.255.0.90 200.255.0.91 200.255.0.92 200.255.0.93 200.255.0.94 200.255.0.95 200.255.0.96 200.255.0.97 200.255.0.98 200.255.0.99 200.255.0.100 200.255.0.101 200.255.0.102 200.255.0.103 200.255.0.104 200.255.0.105 200.255.0.106 200.255.0.107 200.255.0.108 200.255.0.109 200.255.0.110 200.255.0.111 200.255.0.112 200.255.0.113 200.255.0.114 200.255.0.115 200.255.0.116 200.255.0.117 200.255.0.118 200.255.0.119 200.255.0.120 200.255.0.121 200.255.0.122 200.255.0.123 200.255.0.124 200.255.0.125 200.255.0.126 200.255.0.127 200.255.0.128 200.255.0.129 200.255.0.130 200.255.0.131 200.255.0.132 200.255.0.133 200.255.0.134 200.255.0.135 200.255.0.136 200.255.0.137 200.255.0.138 200.255.0.139 200.255.0.140 200.255.0.141 200.255.0.142 200.255.0.143 200.255.0.144 200.255.0.145 200.255.0.146 200.255.0.147 200.255.0.148 200.255.0.149 200.255.0.150 200.255.0.151 200.255.0.152 200.255.0.153 200.255.0.154 200.255.0.155 200.255.0.156 200.255.0.157 200.255.0.158 200.255.0.159 200.255.0.160 200.255.0.161 200.255.0.162 200.255.0.163 200.255.0.164 200.255.0.165 200.255.0.166 200.255.0.167 200.255.0.168 200.255.0.169 200.255.0.170 200.255.0.171 200.255.0.172 200.255.0.173 200.255.0.174 200.255.0.175 200.255.0.176 200.255.0.177 200.255.0.178 200.255.0.179 200.255.0.180 200.255.0.181 200.255.0.182 200.255.0.183 200.255.0.184 200.255.0.185 200.255.0.186 200.255.0.187 200.255.0.188 200.255.0.189 200.255.0.190 200.255.0.191 200.255.0.192 200.255.0.193 200.255.0.194 200.255.0.195 200.255.0.196 200.255.0.197 200.255.0.198 200.255.0.199 200.255.0.200 200.255.0.201 200.255.0.202 200.255.0.203 200.255.0.204 200.255.0.205 200.255.0.206 200.255.0.207 200.255.0.208 200.255.0.209 200.255.0.210 200.255.0.211 200.255.0.212 200.255.0.213 200.255.0.214 200.255.0.215 200.255.0.216 200.255.0.217 200.255.0.218 200.255.0.219 200.255.0.220 200.255.0.221 200.255.0.222 200.255.0.223 200.255.0.224 200.255.0.225 200.255.0.226 200.255.0.227 200.255.0.228 200.255.0.229 200.255.0.230 200.255.0.231 200.255.0.232 200.255.0.233 200.255.0.234 200.255.0.235 200.255.0.236 200.255.0.237 200.255.0.238 200.255.0.239 200.255.0.240 200.255.0.241 200.255.0.242 200.255.0.243 200.255.0.244 200.255.0.245 200.255.0.246 200.255.0.247 200.255.0.248 200.255.0.249 200.255.0.250 200.255.0.251 200.255.0.252 200.255.0.253 200.255.0.254 200.255.0.255 + 65.3K 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
200.255.0.0/16
Origin AS
AS4230
Announcement samples
32,202
Last seen
2026-07-23 09:48:27

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 — BR

Frequently Asked Questions

What is 200.255.0.0/16?

200.255.0.0/16 is a CIDR network block containing 65,536 IPv4 addresses (from 200.255.0.0 to 200.255.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 200.255.0.0/16 network?

The 200.255.0.0/16 range is allocated to CLARO S.A. and announced via AS4230 from Brazil.

Last updated: 2026-07-23 09:55:31 UTC
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