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CIDR Range

5.133.44.0/23

512 IPs /23 Grain Communications Limited AS199468 United Kingdom RIPE
Addresses
512
512
IP Range
5.133.44.0
→ 5.133.45.255
Sub-ranges
45+
within this block
PTR Density
0.2%
1 of 512 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 5.133.44.0/23

CIDRIPsOrganizationASNCountry
5.133.45.0/24 256 Grain Communications Limited AS199468 GB
5.133.44.0/25 128 Grain Communications Limited AS199468 GB
5.133.44.128/25 128 Grain Communications Limited AS199468 GB
5.133.44.64/26 64 Grain Communications Limited AS199468 GB
5.133.44.128/26 64 Grain Communications Limited AS199468 GB
5.133.44.192/26 64 Grain Communications Limited AS199468 GB
5.133.44.32/27 32 Grain Communications Limited AS199468 GB
5.133.44.16/28 16 Grain Communications Limited AS199468 GB
5.133.44.32/28 16 Grain Communications Limited AS199468 GB
5.133.44.48/28 16 Grain Communications Limited AS199468 GB
5.133.44.8/29 8 Grain Communications Limited AS199468 GB
5.133.44.40/29 8 Grain Communications Limited AS199468 GB
5.133.44.0/29 8 Grain Communications Limited AS199468 GB
5.133.44.24/29 8 Grain Communications Limited AS199468 GB
5.133.44.16/29 8 Grain Communications Limited AS199468 GB
5.133.44.32/30 4 Grain Communications Limited AS199468 GB
5.133.44.0/30 4 Grain Communications Limited AS199468 GB
5.133.44.36/30 4 Grain Communications Limited AS199468 GB
5.133.44.12/30 4 Grain Communications Limited AS199468 GB
5.133.44.24/30 4 Grain Communications Limited AS199468 GB
5.133.44.16/30 4 Grain Communications Limited AS199468 GB
5.133.44.28/30 4 Grain Communications Limited AS199468 GB
5.133.44.4/30 4 Grain Communications Limited AS199468 GB
5.133.44.8/30 4 Grain Communications Limited AS199468 GB
5.133.44.24/31 2 Grain Communications Limited AS199468 GB
5.133.44.22/31 2 Grain Communications Limited AS199468 GB
5.133.44.26/31 2 Grain Communications Limited AS199468 GB
5.133.44.20/31 2 Grain Communications Limited AS199468 GB
5.133.44.14/31 2 Grain Communications Limited AS199468 GB
5.133.44.12/31 2 Grain Communications Limited AS199468 GB
5.133.44.8/31 2 Grain Communications Limited AS199468 GB
5.133.44.4/31 2 Grain Communications Limited AS199468 GB
5.133.44.2/31 2 Grain Communications Limited AS199468 GB
5.133.44.0/31 2 Grain Communications Limited AS199468 GB
5.133.44.6/31 2 Grain Communications Limited AS199468 GB
5.133.44.1/32 1 Grain Communications Limited AS199468 GB
5.133.44.21/32 1 Grain Communications Limited AS199468 GB
5.133.44.20/32 1 Grain Communications Limited AS199468 GB
5.133.44.12/32 1 Grain Communications Limited AS199468 GB
5.133.44.13/32 1 Grain Communications Limited AS199468 GB
5.133.44.11/32 1 Grain Communications Limited AS199468 GB
5.133.44.10/32 1 Grain Communications Limited AS199468 GB
5.133.44.7/32 1 Grain Communications Limited AS199468 GB
5.133.44.0/32 1 Grain Communications Limited AS199468 GB
5.133.44.6/32 1 Grain Communications Limited AS199468 GB

Geolocation

First 256 of 512 IP addresses in 5.133.44.0/23

5.133.44.0 5.133.44.1 5.133.44.2 5.133.44.3 5.133.44.4 5.133.44.5 5.133.44.6 5.133.44.7 5.133.44.8 5.133.44.9 5.133.44.10 5.133.44.11 5.133.44.12 5.133.44.13 5.133.44.14 5.133.44.15 5.133.44.16 5.133.44.17 5.133.44.18 5.133.44.19 5.133.44.20 5.133.44.21 5.133.44.22 5.133.44.23 5.133.44.24 5.133.44.25 5.133.44.26 5.133.44.27 5.133.44.28 5.133.44.29 5.133.44.30 5.133.44.31 5.133.44.32 5.133.44.33 5.133.44.34 5.133.44.35 5.133.44.36 5.133.44.37 5.133.44.38 5.133.44.39 5.133.44.40 5.133.44.41 5.133.44.42 5.133.44.43 5.133.44.44 5.133.44.45 5.133.44.46 5.133.44.47 5.133.44.48 5.133.44.49 5.133.44.50 5.133.44.51 5.133.44.52 5.133.44.53 5.133.44.54 5.133.44.55 5.133.44.56 5.133.44.57 5.133.44.58 5.133.44.59 5.133.44.60 5.133.44.61 5.133.44.62 5.133.44.63 5.133.44.64 5.133.44.65 5.133.44.66 5.133.44.67 5.133.44.68 5.133.44.69 5.133.44.70 5.133.44.71 5.133.44.72 5.133.44.73 5.133.44.74 5.133.44.75 5.133.44.76 5.133.44.77 5.133.44.78 5.133.44.79 5.133.44.80 5.133.44.81 5.133.44.82 5.133.44.83 5.133.44.84 5.133.44.85 5.133.44.86 5.133.44.87 5.133.44.88 5.133.44.89 5.133.44.90 5.133.44.91 5.133.44.92 5.133.44.93 5.133.44.94 5.133.44.95 5.133.44.96 5.133.44.97 5.133.44.98 5.133.44.99 5.133.44.100 5.133.44.101 5.133.44.102 5.133.44.103 5.133.44.104 5.133.44.105 5.133.44.106 5.133.44.107 5.133.44.108 5.133.44.109 5.133.44.110 5.133.44.111 5.133.44.112 5.133.44.113 5.133.44.114 5.133.44.115 5.133.44.116 5.133.44.117 5.133.44.118 5.133.44.119 5.133.44.120 5.133.44.121 5.133.44.122 5.133.44.123 5.133.44.124 5.133.44.125 5.133.44.126 5.133.44.127 5.133.44.128 5.133.44.129 5.133.44.130 5.133.44.131 5.133.44.132 5.133.44.133 5.133.44.134 5.133.44.135 5.133.44.136 5.133.44.137 5.133.44.138 5.133.44.139 5.133.44.140 5.133.44.141 5.133.44.142 5.133.44.143 5.133.44.144 5.133.44.145 5.133.44.146 5.133.44.147 5.133.44.148 5.133.44.149 5.133.44.150 5.133.44.151 5.133.44.152 5.133.44.153 5.133.44.154 5.133.44.155 5.133.44.156 5.133.44.157 5.133.44.158 5.133.44.159 5.133.44.160 5.133.44.161 5.133.44.162 5.133.44.163 5.133.44.164 5.133.44.165 5.133.44.166 5.133.44.167 5.133.44.168 5.133.44.169 5.133.44.170 5.133.44.171 5.133.44.172 5.133.44.173 5.133.44.174 5.133.44.175 5.133.44.176 5.133.44.177 5.133.44.178 5.133.44.179 5.133.44.180 5.133.44.181 5.133.44.182 5.133.44.183 5.133.44.184 5.133.44.185 5.133.44.186 5.133.44.187 5.133.44.188 5.133.44.189 5.133.44.190 5.133.44.191 5.133.44.192 5.133.44.193 5.133.44.194 5.133.44.195 5.133.44.196 5.133.44.197 5.133.44.198 5.133.44.199 5.133.44.200 5.133.44.201 5.133.44.202 5.133.44.203 5.133.44.204 5.133.44.205 5.133.44.206 5.133.44.207 5.133.44.208 5.133.44.209 5.133.44.210 5.133.44.211 5.133.44.212 5.133.44.213 5.133.44.214 5.133.44.215 5.133.44.216 5.133.44.217 5.133.44.218 5.133.44.219 5.133.44.220 5.133.44.221 5.133.44.222 5.133.44.223 5.133.44.224 5.133.44.225 5.133.44.226 5.133.44.227 5.133.44.228 5.133.44.229 5.133.44.230 5.133.44.231 5.133.44.232 5.133.44.233 5.133.44.234 5.133.44.235 5.133.44.236 5.133.44.237 5.133.44.238 5.133.44.239 5.133.44.240 5.133.44.241 5.133.44.242 5.133.44.243 5.133.44.244 5.133.44.245 5.133.44.246 5.133.44.247 5.133.44.248 5.133.44.249 5.133.44.250 5.133.44.251 5.133.44.252 5.133.44.253 5.133.44.254 5.133.44.255 + 256 more (range too large to list inline)

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 5.133.40.0/21.

Announced prefix
5.133.40.0/21
Origin AS
AS199468
Announcement samples
24,942
Last seen
2026-09-10 21:52:18

Frequently Asked Questions

What is 5.133.44.0/23?

5.133.44.0/23 is a CIDR network block containing 512 IPv4 addresses (from 5.133.44.0 to 5.133.45.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 5.133.44.0/23 network?

The 5.133.44.0/23 range is allocated to Grain Communications Limited and announced via AS199468 from United Kingdom.

Last updated: 2026-09-10 22:09:06 UTC
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