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CIDR Range

165.16.40.0/21

2.0K IPs /21 Aljeel-net AS37284 Libya ARIN
Addresses
2,048
2.0K
IP Range
165.16.40.0
→ 165.16.47.255
Sub-ranges
12+
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.

68/100
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 165.16.40.0/21

CIDRIPsOrganizationASNCountry
165.16.44.0/22 1.0K Aljeel-net AS37284 LY
165.16.42.0/23 512 Aljeel-net AS37284 LY
165.16.41.0/24 256 Aljeel-net AS37284 LY
165.16.40.0/25 128 Aljeel-net AS37284 LY
165.16.40.128/26 64 Aljeel-net AS37284 LY
165.16.40.192/27 32 Aljeel-net AS37284 LY
165.16.40.224/28 16 Aljeel-net AS37284 LY
165.16.40.240/29 8 Aljeel-net AS37284 LY
165.16.40.248/30 4 Aljeel-net AS37284 LY
165.16.40.252/31 2 Aljeel-net AS37284 LY
165.16.40.254/32 1 Aljeel-net AS37284 LY
165.16.40.255/32 1 Aljeel-net AS37284 LY

Geolocation

First 256 of 2,048 IP addresses in 165.16.40.0/21

165.16.40.0 165.16.40.1 165.16.40.2 165.16.40.3 165.16.40.4 165.16.40.5 165.16.40.6 165.16.40.7 165.16.40.8 165.16.40.9 165.16.40.10 165.16.40.11 165.16.40.12 165.16.40.13 165.16.40.14 165.16.40.15 165.16.40.16 165.16.40.17 165.16.40.18 165.16.40.19 165.16.40.20 165.16.40.21 165.16.40.22 165.16.40.23 165.16.40.24 165.16.40.25 165.16.40.26 165.16.40.27 165.16.40.28 165.16.40.29 165.16.40.30 165.16.40.31 165.16.40.32 165.16.40.33 165.16.40.34 165.16.40.35 165.16.40.36 165.16.40.37 165.16.40.38 165.16.40.39 165.16.40.40 165.16.40.41 165.16.40.42 165.16.40.43 165.16.40.44 165.16.40.45 165.16.40.46 165.16.40.47 165.16.40.48 165.16.40.49 165.16.40.50 165.16.40.51 165.16.40.52 165.16.40.53 165.16.40.54 165.16.40.55 165.16.40.56 165.16.40.57 165.16.40.58 165.16.40.59 165.16.40.60 165.16.40.61 165.16.40.62 165.16.40.63 165.16.40.64 165.16.40.65 165.16.40.66 165.16.40.67 165.16.40.68 165.16.40.69 165.16.40.70 165.16.40.71 165.16.40.72 165.16.40.73 165.16.40.74 165.16.40.75 165.16.40.76 165.16.40.77 165.16.40.78 165.16.40.79 165.16.40.80 165.16.40.81 165.16.40.82 165.16.40.83 165.16.40.84 165.16.40.85 165.16.40.86 165.16.40.87 165.16.40.88 165.16.40.89 165.16.40.90 165.16.40.91 165.16.40.92 165.16.40.93 165.16.40.94 165.16.40.95 165.16.40.96 165.16.40.97 165.16.40.98 165.16.40.99 165.16.40.100 165.16.40.101 165.16.40.102 165.16.40.103 165.16.40.104 165.16.40.105 165.16.40.106 165.16.40.107 165.16.40.108 165.16.40.109 165.16.40.110 165.16.40.111 165.16.40.112 165.16.40.113 165.16.40.114 165.16.40.115 165.16.40.116 165.16.40.117 165.16.40.118 165.16.40.119 165.16.40.120 165.16.40.121 165.16.40.122 165.16.40.123 165.16.40.124 165.16.40.125 165.16.40.126 165.16.40.127 165.16.40.128 165.16.40.129 165.16.40.130 165.16.40.131 165.16.40.132 165.16.40.133 165.16.40.134 165.16.40.135 165.16.40.136 165.16.40.137 165.16.40.138 165.16.40.139 165.16.40.140 165.16.40.141 165.16.40.142 165.16.40.143 165.16.40.144 165.16.40.145 165.16.40.146 165.16.40.147 165.16.40.148 165.16.40.149 165.16.40.150 165.16.40.151 165.16.40.152 165.16.40.153 165.16.40.154 165.16.40.155 165.16.40.156 165.16.40.157 165.16.40.158 165.16.40.159 165.16.40.160 165.16.40.161 165.16.40.162 165.16.40.163 165.16.40.164 165.16.40.165 165.16.40.166 165.16.40.167 165.16.40.168 165.16.40.169 165.16.40.170 165.16.40.171 165.16.40.172 165.16.40.173 165.16.40.174 165.16.40.175 165.16.40.176 165.16.40.177 165.16.40.178 165.16.40.179 165.16.40.180 165.16.40.181 165.16.40.182 165.16.40.183 165.16.40.184 165.16.40.185 165.16.40.186 165.16.40.187 165.16.40.188 165.16.40.189 165.16.40.190 165.16.40.191 165.16.40.192 165.16.40.193 165.16.40.194 165.16.40.195 165.16.40.196 165.16.40.197 165.16.40.198 165.16.40.199 165.16.40.200 165.16.40.201 165.16.40.202 165.16.40.203 165.16.40.204 165.16.40.205 165.16.40.206 165.16.40.207 165.16.40.208 165.16.40.209 165.16.40.210 165.16.40.211 165.16.40.212 165.16.40.213 165.16.40.214 165.16.40.215 165.16.40.216 165.16.40.217 165.16.40.218 165.16.40.219 165.16.40.220 165.16.40.221 165.16.40.222 165.16.40.223 165.16.40.224 165.16.40.225 165.16.40.226 165.16.40.227 165.16.40.228 165.16.40.229 165.16.40.230 165.16.40.231 165.16.40.232 165.16.40.233 165.16.40.234 165.16.40.235 165.16.40.236 165.16.40.237 165.16.40.238 165.16.40.239 165.16.40.240 165.16.40.241 165.16.40.242 165.16.40.243 165.16.40.244 165.16.40.245 165.16.40.246 165.16.40.247 165.16.40.248 165.16.40.249 165.16.40.250 165.16.40.251 165.16.40.252 165.16.40.253 165.16.40.254 165.16.40.255 + 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
165.16.40.0/21
Origin AS
AS37284
Announcement samples
10,879
Last seen
2026-07-27 00:01:21

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 afrinic

Frequently Asked Questions

What is 165.16.40.0/21?

165.16.40.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 165.16.40.0 to 165.16.47.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 165.16.40.0/21 network?

The 165.16.40.0/21 range is allocated to Aljeel-net and announced via AS37284 from Libya.

Last updated: 2026-07-27 00:10:32 UTC
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