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CIDR Range

182.221.56.0/21

2.0K IPs /21 LG POWERCOMM AS17858 South Korea APNIC
Addresses
2,048
2.0K
IP Range
182.221.56.0
→ 182.221.63.255
Sub-ranges
5+
within this block
PTR Density
0.0%
0 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.

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 182.221.56.0/21

CIDRIPsOrganizationASNCountry
182.221.56.0/22 1.0K LG POWERCOMM AS17858 KR
182.221.62.0/23 512 LG POWERCOMM AS17858 KR
182.221.60.0/24 256 LG POWERCOMM AS17858 KR
182.221.61.0/25 128 LG POWERCOMM AS17858 KR
182.221.61.128/25 128 LG POWERCOMM AS17858 KR

Geolocation

First 256 of 2,048 IP addresses in 182.221.56.0/21

182.221.56.0 182.221.56.1 182.221.56.2 182.221.56.3 182.221.56.4 182.221.56.5 182.221.56.6 182.221.56.7 182.221.56.8 182.221.56.9 182.221.56.10 182.221.56.11 182.221.56.12 182.221.56.13 182.221.56.14 182.221.56.15 182.221.56.16 182.221.56.17 182.221.56.18 182.221.56.19 182.221.56.20 182.221.56.21 182.221.56.22 182.221.56.23 182.221.56.24 182.221.56.25 182.221.56.26 182.221.56.27 182.221.56.28 182.221.56.29 182.221.56.30 182.221.56.31 182.221.56.32 182.221.56.33 182.221.56.34 182.221.56.35 182.221.56.36 182.221.56.37 182.221.56.38 182.221.56.39 182.221.56.40 182.221.56.41 182.221.56.42 182.221.56.43 182.221.56.44 182.221.56.45 182.221.56.46 182.221.56.47 182.221.56.48 182.221.56.49 182.221.56.50 182.221.56.51 182.221.56.52 182.221.56.53 182.221.56.54 182.221.56.55 182.221.56.56 182.221.56.57 182.221.56.58 182.221.56.59 182.221.56.60 182.221.56.61 182.221.56.62 182.221.56.63 182.221.56.64 182.221.56.65 182.221.56.66 182.221.56.67 182.221.56.68 182.221.56.69 182.221.56.70 182.221.56.71 182.221.56.72 182.221.56.73 182.221.56.74 182.221.56.75 182.221.56.76 182.221.56.77 182.221.56.78 182.221.56.79 182.221.56.80 182.221.56.81 182.221.56.82 182.221.56.83 182.221.56.84 182.221.56.85 182.221.56.86 182.221.56.87 182.221.56.88 182.221.56.89 182.221.56.90 182.221.56.91 182.221.56.92 182.221.56.93 182.221.56.94 182.221.56.95 182.221.56.96 182.221.56.97 182.221.56.98 182.221.56.99 182.221.56.100 182.221.56.101 182.221.56.102 182.221.56.103 182.221.56.104 182.221.56.105 182.221.56.106 182.221.56.107 182.221.56.108 182.221.56.109 182.221.56.110 182.221.56.111 182.221.56.112 182.221.56.113 182.221.56.114 182.221.56.115 182.221.56.116 182.221.56.117 182.221.56.118 182.221.56.119 182.221.56.120 182.221.56.121 182.221.56.122 182.221.56.123 182.221.56.124 182.221.56.125 182.221.56.126 182.221.56.127 182.221.56.128 182.221.56.129 182.221.56.130 182.221.56.131 182.221.56.132 182.221.56.133 182.221.56.134 182.221.56.135 182.221.56.136 182.221.56.137 182.221.56.138 182.221.56.139 182.221.56.140 182.221.56.141 182.221.56.142 182.221.56.143 182.221.56.144 182.221.56.145 182.221.56.146 182.221.56.147 182.221.56.148 182.221.56.149 182.221.56.150 182.221.56.151 182.221.56.152 182.221.56.153 182.221.56.154 182.221.56.155 182.221.56.156 182.221.56.157 182.221.56.158 182.221.56.159 182.221.56.160 182.221.56.161 182.221.56.162 182.221.56.163 182.221.56.164 182.221.56.165 182.221.56.166 182.221.56.167 182.221.56.168 182.221.56.169 182.221.56.170 182.221.56.171 182.221.56.172 182.221.56.173 182.221.56.174 182.221.56.175 182.221.56.176 182.221.56.177 182.221.56.178 182.221.56.179 182.221.56.180 182.221.56.181 182.221.56.182 182.221.56.183 182.221.56.184 182.221.56.185 182.221.56.186 182.221.56.187 182.221.56.188 182.221.56.189 182.221.56.190 182.221.56.191 182.221.56.192 182.221.56.193 182.221.56.194 182.221.56.195 182.221.56.196 182.221.56.197 182.221.56.198 182.221.56.199 182.221.56.200 182.221.56.201 182.221.56.202 182.221.56.203 182.221.56.204 182.221.56.205 182.221.56.206 182.221.56.207 182.221.56.208 182.221.56.209 182.221.56.210 182.221.56.211 182.221.56.212 182.221.56.213 182.221.56.214 182.221.56.215 182.221.56.216 182.221.56.217 182.221.56.218 182.221.56.219 182.221.56.220 182.221.56.221 182.221.56.222 182.221.56.223 182.221.56.224 182.221.56.225 182.221.56.226 182.221.56.227 182.221.56.228 182.221.56.229 182.221.56.230 182.221.56.231 182.221.56.232 182.221.56.233 182.221.56.234 182.221.56.235 182.221.56.236 182.221.56.237 182.221.56.238 182.221.56.239 182.221.56.240 182.221.56.241 182.221.56.242 182.221.56.243 182.221.56.244 182.221.56.245 182.221.56.246 182.221.56.247 182.221.56.248 182.221.56.249 182.221.56.250 182.221.56.251 182.221.56.252 182.221.56.253 182.221.56.254 182.221.56.255 + 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 182.220.0.0/14.

Announced prefix
182.220.0.0/14
Origin AS
AS17858
Announcement samples
6,546
Last seen
2026-07-23 20:30:43

Frequently Asked Questions

What is 182.221.56.0/21?

182.221.56.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 182.221.56.0 to 182.221.63.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 182.221.56.0/21 network?

The 182.221.56.0/21 range is allocated to LG POWERCOMM and announced via AS17858 from South Korea.

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