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CIDR Range

143.166.0.0/17

32.8K IPs /17 Dell, Inc. AS3614 United States ARIN
Addresses
32,768
32.8K
IP Range
143.166.0.0
→ 143.166.127.255
Sub-ranges
8+
within this block
PTR Density
10.9%
3.6K of 32.8K 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.

76/100
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 143.166.0.0/17

CIDRIPsOrganizationASNCountry
143.166.0.0/18 16.4K Dell, Inc. AS3614 US
143.166.64.0/19 8.2K Dell, Inc. AS3614 US
143.166.96.0/20 4.1K Dell, Inc. AS3614 US
143.166.120.0/21 2.0K Dell, Inc. AS3614 US
143.166.112.0/22 1.0K Dell, Inc. AS3614 US
143.166.118.0/23 512 Dell, Inc. AS3614 US
143.166.116.0/24 256 Dell, Inc. AS3614 US
143.166.117.0/24 256 Vercara, LLC AS19905 US

Geolocation

First 256 of 32,768 IP addresses in 143.166.0.0/17

143.166.0.0 143.166.0.1 143.166.0.2 143.166.0.3 143.166.0.4 143.166.0.5 143.166.0.6 143.166.0.7 143.166.0.8 143.166.0.9 143.166.0.10 143.166.0.11 143.166.0.12 143.166.0.13 143.166.0.14 143.166.0.15 143.166.0.16 143.166.0.17 143.166.0.18 143.166.0.19 143.166.0.20 143.166.0.21 143.166.0.22 143.166.0.23 143.166.0.24 143.166.0.25 143.166.0.26 143.166.0.27 143.166.0.28 143.166.0.29 143.166.0.30 143.166.0.31 143.166.0.32 143.166.0.33 143.166.0.34 143.166.0.35 143.166.0.36 143.166.0.37 143.166.0.38 143.166.0.39 143.166.0.40 143.166.0.41 143.166.0.42 143.166.0.43 143.166.0.44 143.166.0.45 143.166.0.46 143.166.0.47 143.166.0.48 143.166.0.49 143.166.0.50 143.166.0.51 143.166.0.52 143.166.0.53 143.166.0.54 143.166.0.55 143.166.0.56 143.166.0.57 143.166.0.58 143.166.0.59 143.166.0.60 143.166.0.61 143.166.0.62 143.166.0.63 143.166.0.64 143.166.0.65 143.166.0.66 143.166.0.67 143.166.0.68 143.166.0.69 143.166.0.70 143.166.0.71 143.166.0.72 143.166.0.73 143.166.0.74 143.166.0.75 143.166.0.76 143.166.0.77 143.166.0.78 143.166.0.79 143.166.0.80 143.166.0.81 143.166.0.82 143.166.0.83 143.166.0.84 143.166.0.85 143.166.0.86 143.166.0.87 143.166.0.88 143.166.0.89 143.166.0.90 143.166.0.91 143.166.0.92 143.166.0.93 143.166.0.94 143.166.0.95 143.166.0.96 143.166.0.97 143.166.0.98 143.166.0.99 143.166.0.100 143.166.0.101 143.166.0.102 143.166.0.103 143.166.0.104 143.166.0.105 143.166.0.106 143.166.0.107 143.166.0.108 143.166.0.109 143.166.0.110 143.166.0.111 143.166.0.112 143.166.0.113 143.166.0.114 143.166.0.115 143.166.0.116 143.166.0.117 143.166.0.118 143.166.0.119 143.166.0.120 143.166.0.121 143.166.0.122 143.166.0.123 143.166.0.124 143.166.0.125 143.166.0.126 143.166.0.127 143.166.0.128 143.166.0.129 143.166.0.130 143.166.0.131 143.166.0.132 143.166.0.133 143.166.0.134 143.166.0.135 143.166.0.136 143.166.0.137 143.166.0.138 143.166.0.139 143.166.0.140 143.166.0.141 143.166.0.142 143.166.0.143 143.166.0.144 143.166.0.145 143.166.0.146 143.166.0.147 143.166.0.148 143.166.0.149 143.166.0.150 143.166.0.151 143.166.0.152 143.166.0.153 143.166.0.154 143.166.0.155 143.166.0.156 143.166.0.157 143.166.0.158 143.166.0.159 143.166.0.160 143.166.0.161 143.166.0.162 143.166.0.163 143.166.0.164 143.166.0.165 143.166.0.166 143.166.0.167 143.166.0.168 143.166.0.169 143.166.0.170 143.166.0.171 143.166.0.172 143.166.0.173 143.166.0.174 143.166.0.175 143.166.0.176 143.166.0.177 143.166.0.178 143.166.0.179 143.166.0.180 143.166.0.181 143.166.0.182 143.166.0.183 143.166.0.184 143.166.0.185 143.166.0.186 143.166.0.187 143.166.0.188 143.166.0.189 143.166.0.190 143.166.0.191 143.166.0.192 143.166.0.193 143.166.0.194 143.166.0.195 143.166.0.196 143.166.0.197 143.166.0.198 143.166.0.199 143.166.0.200 143.166.0.201 143.166.0.202 143.166.0.203 143.166.0.204 143.166.0.205 143.166.0.206 143.166.0.207 143.166.0.208 143.166.0.209 143.166.0.210 143.166.0.211 143.166.0.212 143.166.0.213 143.166.0.214 143.166.0.215 143.166.0.216 143.166.0.217 143.166.0.218 143.166.0.219 143.166.0.220 143.166.0.221 143.166.0.222 143.166.0.223 143.166.0.224 143.166.0.225 143.166.0.226 143.166.0.227 143.166.0.228 143.166.0.229 143.166.0.230 143.166.0.231 143.166.0.232 143.166.0.233 143.166.0.234 143.166.0.235 143.166.0.236 143.166.0.237 143.166.0.238 143.166.0.239 143.166.0.240 143.166.0.241 143.166.0.242 143.166.0.243 143.166.0.244 143.166.0.245 143.166.0.246 143.166.0.247 143.166.0.248 143.166.0.249 143.166.0.250 143.166.0.251 143.166.0.252 143.166.0.253 143.166.0.254 143.166.0.255 + 32.5K more (range too large to list inline)

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 143.166.0.0/16.

Announced prefix
143.166.0.0/16
Origin AS
AS3614
Announcement samples
27,973
Last seen
2026-07-23 09:53:21

Frequently Asked Questions

What is 143.166.0.0/17?

143.166.0.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 143.166.0.0 to 143.166.127.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 143.166.0.0/17 network?

The 143.166.0.0/17 range is allocated to Dell, Inc. and announced via AS3614 from United States.

Last updated: 2026-07-23 10:10:33 UTC
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