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CIDR Range

152.175.8.0/21

2.0K IPs /21 ISIF OU AS209554 Hong Kong RIPE
Addresses
2,048
2.0K
IP Range
152.175.8.0
→ 152.175.15.255
Sub-ranges
2+
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.

61/100
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 152.175.8.0/21

CIDRIPsOrganizationASNCountry
152.175.8.0/22 1.0K Sakura International Investment Limited AS202069 HK
152.175.12.0/22 1.0K ISIF OU AS209554 HK

Geolocation

First 256 of 2,048 IP addresses in 152.175.8.0/21

152.175.8.0 152.175.8.1 152.175.8.2 152.175.8.3 152.175.8.4 152.175.8.5 152.175.8.6 152.175.8.7 152.175.8.8 152.175.8.9 152.175.8.10 152.175.8.11 152.175.8.12 152.175.8.13 152.175.8.14 152.175.8.15 152.175.8.16 152.175.8.17 152.175.8.18 152.175.8.19 152.175.8.20 152.175.8.21 152.175.8.22 152.175.8.23 152.175.8.24 152.175.8.25 152.175.8.26 152.175.8.27 152.175.8.28 152.175.8.29 152.175.8.30 152.175.8.31 152.175.8.32 152.175.8.33 152.175.8.34 152.175.8.35 152.175.8.36 152.175.8.37 152.175.8.38 152.175.8.39 152.175.8.40 152.175.8.41 152.175.8.42 152.175.8.43 152.175.8.44 152.175.8.45 152.175.8.46 152.175.8.47 152.175.8.48 152.175.8.49 152.175.8.50 152.175.8.51 152.175.8.52 152.175.8.53 152.175.8.54 152.175.8.55 152.175.8.56 152.175.8.57 152.175.8.58 152.175.8.59 152.175.8.60 152.175.8.61 152.175.8.62 152.175.8.63 152.175.8.64 152.175.8.65 152.175.8.66 152.175.8.67 152.175.8.68 152.175.8.69 152.175.8.70 152.175.8.71 152.175.8.72 152.175.8.73 152.175.8.74 152.175.8.75 152.175.8.76 152.175.8.77 152.175.8.78 152.175.8.79 152.175.8.80 152.175.8.81 152.175.8.82 152.175.8.83 152.175.8.84 152.175.8.85 152.175.8.86 152.175.8.87 152.175.8.88 152.175.8.89 152.175.8.90 152.175.8.91 152.175.8.92 152.175.8.93 152.175.8.94 152.175.8.95 152.175.8.96 152.175.8.97 152.175.8.98 152.175.8.99 152.175.8.100 152.175.8.101 152.175.8.102 152.175.8.103 152.175.8.104 152.175.8.105 152.175.8.106 152.175.8.107 152.175.8.108 152.175.8.109 152.175.8.110 152.175.8.111 152.175.8.112 152.175.8.113 152.175.8.114 152.175.8.115 152.175.8.116 152.175.8.117 152.175.8.118 152.175.8.119 152.175.8.120 152.175.8.121 152.175.8.122 152.175.8.123 152.175.8.124 152.175.8.125 152.175.8.126 152.175.8.127 152.175.8.128 152.175.8.129 152.175.8.130 152.175.8.131 152.175.8.132 152.175.8.133 152.175.8.134 152.175.8.135 152.175.8.136 152.175.8.137 152.175.8.138 152.175.8.139 152.175.8.140 152.175.8.141 152.175.8.142 152.175.8.143 152.175.8.144 152.175.8.145 152.175.8.146 152.175.8.147 152.175.8.148 152.175.8.149 152.175.8.150 152.175.8.151 152.175.8.152 152.175.8.153 152.175.8.154 152.175.8.155 152.175.8.156 152.175.8.157 152.175.8.158 152.175.8.159 152.175.8.160 152.175.8.161 152.175.8.162 152.175.8.163 152.175.8.164 152.175.8.165 152.175.8.166 152.175.8.167 152.175.8.168 152.175.8.169 152.175.8.170 152.175.8.171 152.175.8.172 152.175.8.173 152.175.8.174 152.175.8.175 152.175.8.176 152.175.8.177 152.175.8.178 152.175.8.179 152.175.8.180 152.175.8.181 152.175.8.182 152.175.8.183 152.175.8.184 152.175.8.185 152.175.8.186 152.175.8.187 152.175.8.188 152.175.8.189 152.175.8.190 152.175.8.191 152.175.8.192 152.175.8.193 152.175.8.194 152.175.8.195 152.175.8.196 152.175.8.197 152.175.8.198 152.175.8.199 152.175.8.200 152.175.8.201 152.175.8.202 152.175.8.203 152.175.8.204 152.175.8.205 152.175.8.206 152.175.8.207 152.175.8.208 152.175.8.209 152.175.8.210 152.175.8.211 152.175.8.212 152.175.8.213 152.175.8.214 152.175.8.215 152.175.8.216 152.175.8.217 152.175.8.218 152.175.8.219 152.175.8.220 152.175.8.221 152.175.8.222 152.175.8.223 152.175.8.224 152.175.8.225 152.175.8.226 152.175.8.227 152.175.8.228 152.175.8.229 152.175.8.230 152.175.8.231 152.175.8.232 152.175.8.233 152.175.8.234 152.175.8.235 152.175.8.236 152.175.8.237 152.175.8.238 152.175.8.239 152.175.8.240 152.175.8.241 152.175.8.242 152.175.8.243 152.175.8.244 152.175.8.245 152.175.8.246 152.175.8.247 152.175.8.248 152.175.8.249 152.175.8.250 152.175.8.251 152.175.8.252 152.175.8.253 152.175.8.254 152.175.8.255 + 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 152.175.0.0/16.

Announced prefix
152.175.0.0/16
Origin AS
AS202069
⚠ 2 origins (MOAS)
Announcement samples
5,574
Last seen
2026-07-23 12:42:36
Origins seen: AS202069 · 5,574 AS49304 · 1,712

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 lacnic

Frequently Asked Questions

What is 152.175.8.0/21?

152.175.8.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 152.175.8.0 to 152.175.15.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 152.175.8.0/21 network?

The 152.175.8.0/21 range is allocated to ISIF OU and announced via AS209554 from Hong Kong.

Last updated: 2026-07-23 12:55:32 UTC
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