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CIDR Range

106.3.136.0/21

2.0K IPs /21 China APNIC
Addresses
2,048
2.0K
IP Range
106.3.136.0
→ 106.3.143.255
Sub-ranges
17+
within this block
PTR Density
0.0%
1 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.

64/100
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 106.3.136.0/21

CIDRIPsOrganizationASNCountry
106.3.140.0/22 1.0K — — CN
106.3.140.0/22 1.0K China Unicom Beijing Province Network AS4808 CN
106.3.140.0/22 1.0K IDC, China Telecommunications Corporation AS23724 CN
106.3.136.0/23 512 IDC, China Telecommunications Corporation AS23724 CN
106.3.136.0/23 512 China Unicom Beijing Province Network AS4808 CN
106.3.136.0/23 512 — — CN
106.3.138.0/24 256 China Unicom Beijing Province Network AS4808 CN
106.3.139.0/24 256 CDS Global Cloud Co., Ltd AS63199 CN
106.3.138.0/24 256 IDC, China Telecommunications Corporation AS23724 CN
106.3.139.0/24 256 CDS Global Cloud Co., Ltd AS63199 CN
106.3.138.0/24 256 — — CN
106.3.139.128/25 128 — — CN
106.3.139.64/26 64 — — CN
106.3.139.0/27 32 — — CN
106.3.139.32/28 16 — — CN
106.3.139.56/29 8 — — CN
106.3.139.48/29 8 — — CN

First 256 of 2,048 IP addresses in 106.3.136.0/21

106.3.136.0 106.3.136.1 106.3.136.2 106.3.136.3 106.3.136.4 106.3.136.5 106.3.136.6 106.3.136.7 106.3.136.8 106.3.136.9 106.3.136.10 106.3.136.11 106.3.136.12 106.3.136.13 106.3.136.14 106.3.136.15 106.3.136.16 106.3.136.17 106.3.136.18 106.3.136.19 106.3.136.20 106.3.136.21 106.3.136.22 106.3.136.23 106.3.136.24 106.3.136.25 106.3.136.26 106.3.136.27 106.3.136.28 106.3.136.29 106.3.136.30 106.3.136.31 106.3.136.32 106.3.136.33 106.3.136.34 106.3.136.35 106.3.136.36 106.3.136.37 106.3.136.38 106.3.136.39 106.3.136.40 106.3.136.41 106.3.136.42 106.3.136.43 106.3.136.44 106.3.136.45 106.3.136.46 106.3.136.47 106.3.136.48 106.3.136.49 106.3.136.50 106.3.136.51 106.3.136.52 106.3.136.53 106.3.136.54 106.3.136.55 106.3.136.56 106.3.136.57 106.3.136.58 106.3.136.59 106.3.136.60 106.3.136.61 106.3.136.62 106.3.136.63 106.3.136.64 106.3.136.65 106.3.136.66 106.3.136.67 106.3.136.68 106.3.136.69 106.3.136.70 106.3.136.71 106.3.136.72 106.3.136.73 106.3.136.74 106.3.136.75 106.3.136.76 106.3.136.77 106.3.136.78 106.3.136.79 106.3.136.80 106.3.136.81 106.3.136.82 106.3.136.83 106.3.136.84 106.3.136.85 106.3.136.86 106.3.136.87 106.3.136.88 106.3.136.89 106.3.136.90 106.3.136.91 106.3.136.92 106.3.136.93 106.3.136.94 106.3.136.95 106.3.136.96 106.3.136.97 106.3.136.98 106.3.136.99 106.3.136.100 106.3.136.101 106.3.136.102 106.3.136.103 106.3.136.104 106.3.136.105 106.3.136.106 106.3.136.107 106.3.136.108 106.3.136.109 106.3.136.110 106.3.136.111 106.3.136.112 106.3.136.113 106.3.136.114 106.3.136.115 106.3.136.116 106.3.136.117 106.3.136.118 106.3.136.119 106.3.136.120 106.3.136.121 106.3.136.122 106.3.136.123 106.3.136.124 106.3.136.125 106.3.136.126 106.3.136.127 106.3.136.128 106.3.136.129 106.3.136.130 106.3.136.131 106.3.136.132 106.3.136.133 106.3.136.134 106.3.136.135 106.3.136.136 106.3.136.137 106.3.136.138 106.3.136.139 106.3.136.140 106.3.136.141 106.3.136.142 106.3.136.143 106.3.136.144 106.3.136.145 106.3.136.146 106.3.136.147 106.3.136.148 106.3.136.149 106.3.136.150 106.3.136.151 106.3.136.152 106.3.136.153 106.3.136.154 106.3.136.155 106.3.136.156 106.3.136.157 106.3.136.158 106.3.136.159 106.3.136.160 106.3.136.161 106.3.136.162 106.3.136.163 106.3.136.164 106.3.136.165 106.3.136.166 106.3.136.167 106.3.136.168 106.3.136.169 106.3.136.170 106.3.136.171 106.3.136.172 106.3.136.173 106.3.136.174 106.3.136.175 106.3.136.176 106.3.136.177 106.3.136.178 106.3.136.179 106.3.136.180 106.3.136.181 106.3.136.182 106.3.136.183 106.3.136.184 106.3.136.185 106.3.136.186 106.3.136.187 106.3.136.188 106.3.136.189 106.3.136.190 106.3.136.191 106.3.136.192 106.3.136.193 106.3.136.194 106.3.136.195 106.3.136.196 106.3.136.197 106.3.136.198 106.3.136.199 106.3.136.200 106.3.136.201 106.3.136.202 106.3.136.203 106.3.136.204 106.3.136.205 106.3.136.206 106.3.136.207 106.3.136.208 106.3.136.209 106.3.136.210 106.3.136.211 106.3.136.212 106.3.136.213 106.3.136.214 106.3.136.215 106.3.136.216 106.3.136.217 106.3.136.218 106.3.136.219 106.3.136.220 106.3.136.221 106.3.136.222 106.3.136.223 106.3.136.224 106.3.136.225 106.3.136.226 106.3.136.227 106.3.136.228 106.3.136.229 106.3.136.230 106.3.136.231 106.3.136.232 106.3.136.233 106.3.136.234 106.3.136.235 106.3.136.236 106.3.136.237 106.3.136.238 106.3.136.239 106.3.136.240 106.3.136.241 106.3.136.242 106.3.136.243 106.3.136.244 106.3.136.245 106.3.136.246 106.3.136.247 106.3.136.248 106.3.136.249 106.3.136.250 106.3.136.251 106.3.136.252 106.3.136.253 106.3.136.254 106.3.136.255 + 1.8K 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
106.3.136.0/21
Origin AS
AS23724
⚠ 3 origins (MOAS)
Announcement samples
19,263
Last seen
2026-07-24 05:54:31
Origins seen: AS23724 · 19,263 AS4808 · 1,596 AS56048 · 16

Frequently Asked Questions

What is 106.3.136.0/21?

106.3.136.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 106.3.136.0 to 106.3.143.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 106.3.136.0/21 network?

The 106.3.136.0/21 range is allocated to an unknown organization from China.

Last updated: 2026-07-24 05:55:33 UTC
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