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CIDR Range

5.187.16.0/20

4.1K IPs /20 Iomart Cloud Services Limited AS20860 United Kingdom RIPE
Addresses
4,096
4.1K
IP Range
5.187.16.0
→ 5.187.31.255
Sub-ranges
44+
within this block
PTR Density
4.6%
190 of 4.1K 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.

73/100
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 5.187.16.0/20

CIDRIPsOrganizationASNCountry
5.187.16.0/21 2.0K Iomart Cloud Services Limited AS20860 GB
5.187.16.0/21 2.0K Iomart Cloud Services Limited AS20860 GB
5.187.16.0/21 2.0K Iomart Cloud Services Limited AS20860 GB
5.187.16.0/21 2.0K Iomart Cloud Services Limited AS20860 GB
5.187.28.0/22 1.0K Iomart Cloud Services Limited AS20860 GB
5.187.28.0/22 1.0K Iomart Cloud Services Limited AS20860 GB
5.187.24.0/23 512 Iomart Cloud Services Limited AS20860 GB
5.187.24.0/23 512 Iomart Cloud Services Limited AS20860 GB
5.187.31.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.28.0/24 256 firstcolo GmbH AS203833 AT
5.187.28.0/24 256 firstcolo GmbH AS203833 GB
5.187.29.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.29.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.30.0/24 256 Iomartcloud Inc. AS11352 US
5.187.30.0/24 256 Iomartcloud Inc. AS11352 GB
5.187.31.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.27.0/24 256 Iomartcloud Inc. AS11352 GB
5.187.27.0/24 256 Iomartcloud Inc. AS11352 US
5.187.26.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.26.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.26.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.26.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.25.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.25.0/24 256 Iomart Cloud Services Limited AS20860 GB
5.187.24.0/24 256 Iomart Group Plc AS29164 GB
5.187.24.0/24 256 Iomart Group Plc AS29164 PL
5.187.27.128/25 128 Iomart Cloud Services Limited AS20860 GB
5.187.27.128/25 128 Iomart Cloud Services Limited AS20860 GB
5.187.27.64/26 64 Iomart Cloud Services Limited AS20860 GB
5.187.27.64/26 64 Iomart Cloud Services Limited AS20860 GB
5.187.27.32/27 32 Iomart Cloud Services Limited AS20860 GB
5.187.27.32/27 32 Iomart Cloud Services Limited AS20860 GB
5.187.27.0/28 16 Iomart Cloud Services Limited AS20860 GB
5.187.27.0/28 16 Iomart Cloud Services Limited AS20860 GB
5.187.27.24/29 8 Iomart Cloud Services Limited AS20860 GB
5.187.27.24/29 8 Iomart Cloud Services Limited AS20860 GB
5.187.27.16/30 4 Iomart Cloud Services Limited AS20860 GB
5.187.27.16/30 4 Iomart Cloud Services Limited AS20860 GB
5.187.27.22/31 2 Iomart Cloud Services Limited AS20860 GB
5.187.27.22/31 2 Iomart Cloud Services Limited AS20860 GB
5.187.27.20/32 1 Iomart Cloud Services Limited AS20860 GB
5.187.27.20/32 1 Iomart Cloud Services Limited AS20860 US
5.187.27.21/32 1 Iomart Cloud Services Limited AS20860 GB
5.187.27.21/32 1 Iomart Cloud Services Limited AS20860 GB

Geolocation

First 256 of 4,096 IP addresses in 5.187.16.0/20

5.187.16.0 5.187.16.1 5.187.16.2 5.187.16.3 5.187.16.4 5.187.16.5 5.187.16.6 5.187.16.7 5.187.16.8 5.187.16.9 5.187.16.10 5.187.16.11 5.187.16.12 5.187.16.13 5.187.16.14 5.187.16.15 5.187.16.16 5.187.16.17 5.187.16.18 5.187.16.19 5.187.16.20 5.187.16.21 5.187.16.22 5.187.16.23 5.187.16.24 5.187.16.25 5.187.16.26 5.187.16.27 5.187.16.28 5.187.16.29 5.187.16.30 5.187.16.31 5.187.16.32 5.187.16.33 5.187.16.34 5.187.16.35 5.187.16.36 5.187.16.37 5.187.16.38 5.187.16.39 5.187.16.40 5.187.16.41 5.187.16.42 5.187.16.43 5.187.16.44 5.187.16.45 5.187.16.46 5.187.16.47 5.187.16.48 5.187.16.49 5.187.16.50 5.187.16.51 5.187.16.52 5.187.16.53 5.187.16.54 5.187.16.55 5.187.16.56 5.187.16.57 5.187.16.58 5.187.16.59 5.187.16.60 5.187.16.61 5.187.16.62 5.187.16.63 5.187.16.64 5.187.16.65 5.187.16.66 5.187.16.67 5.187.16.68 5.187.16.69 5.187.16.70 5.187.16.71 5.187.16.72 5.187.16.73 5.187.16.74 5.187.16.75 5.187.16.76 5.187.16.77 5.187.16.78 5.187.16.79 5.187.16.80 5.187.16.81 5.187.16.82 5.187.16.83 5.187.16.84 5.187.16.85 5.187.16.86 5.187.16.87 5.187.16.88 5.187.16.89 5.187.16.90 5.187.16.91 5.187.16.92 5.187.16.93 5.187.16.94 5.187.16.95 5.187.16.96 5.187.16.97 5.187.16.98 5.187.16.99 5.187.16.100 5.187.16.101 5.187.16.102 5.187.16.103 5.187.16.104 5.187.16.105 5.187.16.106 5.187.16.107 5.187.16.108 5.187.16.109 5.187.16.110 5.187.16.111 5.187.16.112 5.187.16.113 5.187.16.114 5.187.16.115 5.187.16.116 5.187.16.117 5.187.16.118 5.187.16.119 5.187.16.120 5.187.16.121 5.187.16.122 5.187.16.123 5.187.16.124 5.187.16.125 5.187.16.126 5.187.16.127 5.187.16.128 5.187.16.129 5.187.16.130 5.187.16.131 5.187.16.132 5.187.16.133 5.187.16.134 5.187.16.135 5.187.16.136 5.187.16.137 5.187.16.138 5.187.16.139 5.187.16.140 5.187.16.141 5.187.16.142 5.187.16.143 5.187.16.144 5.187.16.145 5.187.16.146 5.187.16.147 5.187.16.148 5.187.16.149 5.187.16.150 5.187.16.151 5.187.16.152 5.187.16.153 5.187.16.154 5.187.16.155 5.187.16.156 5.187.16.157 5.187.16.158 5.187.16.159 5.187.16.160 5.187.16.161 5.187.16.162 5.187.16.163 5.187.16.164 5.187.16.165 5.187.16.166 5.187.16.167 5.187.16.168 5.187.16.169 5.187.16.170 5.187.16.171 5.187.16.172 5.187.16.173 5.187.16.174 5.187.16.175 5.187.16.176 5.187.16.177 5.187.16.178 5.187.16.179 5.187.16.180 5.187.16.181 5.187.16.182 5.187.16.183 5.187.16.184 5.187.16.185 5.187.16.186 5.187.16.187 5.187.16.188 5.187.16.189 5.187.16.190 5.187.16.191 5.187.16.192 5.187.16.193 5.187.16.194 5.187.16.195 5.187.16.196 5.187.16.197 5.187.16.198 5.187.16.199 5.187.16.200 5.187.16.201 5.187.16.202 5.187.16.203 5.187.16.204 5.187.16.205 5.187.16.206 5.187.16.207 5.187.16.208 5.187.16.209 5.187.16.210 5.187.16.211 5.187.16.212 5.187.16.213 5.187.16.214 5.187.16.215 5.187.16.216 5.187.16.217 5.187.16.218 5.187.16.219 5.187.16.220 5.187.16.221 5.187.16.222 5.187.16.223 5.187.16.224 5.187.16.225 5.187.16.226 5.187.16.227 5.187.16.228 5.187.16.229 5.187.16.230 5.187.16.231 5.187.16.232 5.187.16.233 5.187.16.234 5.187.16.235 5.187.16.236 5.187.16.237 5.187.16.238 5.187.16.239 5.187.16.240 5.187.16.241 5.187.16.242 5.187.16.243 5.187.16.244 5.187.16.245 5.187.16.246 5.187.16.247 5.187.16.248 5.187.16.249 5.187.16.250 5.187.16.251 5.187.16.252 5.187.16.253 5.187.16.254 5.187.16.255 + 3.8K 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
5.187.16.0/20
Origin AS
AS20860
Announcement samples
4,865
Last seen
2026-07-23 22:46:44

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files.

Date Event From To
2026-05-10 New Allocation — GB

Frequently Asked Questions

What is 5.187.16.0/20?

5.187.16.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 5.187.16.0 to 5.187.31.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 5.187.16.0/20 network?

The 5.187.16.0/20 range is allocated to Iomart Cloud Services Limited and announced via AS20860 from United Kingdom.

Last updated: 2026-07-23 22:55:32 UTC
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