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CIDR Range

5.40.0.0/18

16.4K IPs /18 Vodafone Ono, S.A. AS6739 Spain RIPE
Addresses
16,384
16.4K
IP Range
5.40.0.0
→ 5.40.63.255
Sub-ranges
29+
within this block
PTR Density
100.0%
16.4K of 16.4K 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.

75/100
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 5.40.0.0/18

CIDRIPsOrganizationASNCountry
5.40.0.0/19 8.2K Vodafone Ono, S.A. AS6739 ES
5.40.0.0/20 4.1K Vodafone Ono, S.A. AS6739 ES
5.40.48.0/20 4.1K Vodafone Ono, S.A. AS6739 ES
5.40.48.0/20 4.1K Vodafone Ono, S.A. AS6739 ES
5.40.32.0/20 4.1K Vodafone Ono, S.A. AS6739 ES
5.40.16.0/20 4.1K Vodafone Ono, S.A. AS6739 ES
5.40.24.0/21 2.0K Vodafone Ono, S.A. AS6739 ES
5.40.40.0/21 2.0K Vodafone Ono, S.A. AS6739 ES
5.40.32.0/21 2.0K Vodafone Ono, S.A. AS6739 ES
5.40.32.0/21 2.0K Vodafone Ono, S.A. AS6739 ES
5.40.44.0/22 1.0K Vodafone Ono, S.A. AS6739 ES
5.40.16.0/22 1.0K Vodafone Ono, S.A. AS6739 ES
5.40.44.0/22 1.0K Vodafone Ono, S.A. AS6739 ES
5.40.36.0/22 1.0K Vodafone Ono, S.A. AS6739 ES
5.40.42.0/23 512 Vodafone Ono, S.A. AS6739 ES
5.40.34.0/23 512 Vodafone Ono, S.A. AS6739 ES
5.40.20.0/23 512 Vodafone Ono, S.A. AS6739 ES
5.40.32.0/23 512 Vodafone Ono, S.A. AS6739 ES
5.40.40.0/23 512 Vodafone Ono, S.A. AS6739 ES
5.40.43.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.22.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.42.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.41.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.41.0/24 256 Nexvolmar S.l. AS206487 ES
5.40.40.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.40.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.34.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.23.0/24 256 Vodafone Ono, S.A. AS6739 ES
5.40.35.0/24 256 Vodafone Ono, S.A. AS6739 ES

Geolocation

First 256 of 16,384 IP addresses in 5.40.0.0/18

5.40.0.0 5.40.0.1 5.40.0.2 5.40.0.3 5.40.0.4 5.40.0.5 5.40.0.6 5.40.0.7 5.40.0.8 5.40.0.9 5.40.0.10 5.40.0.11 5.40.0.12 5.40.0.13 5.40.0.14 5.40.0.15 5.40.0.16 5.40.0.17 5.40.0.18 5.40.0.19 5.40.0.20 5.40.0.21 5.40.0.22 5.40.0.23 5.40.0.24 5.40.0.25 5.40.0.26 5.40.0.27 5.40.0.28 5.40.0.29 5.40.0.30 5.40.0.31 5.40.0.32 5.40.0.33 5.40.0.34 5.40.0.35 5.40.0.36 5.40.0.37 5.40.0.38 5.40.0.39 5.40.0.40 5.40.0.41 5.40.0.42 5.40.0.43 5.40.0.44 5.40.0.45 5.40.0.46 5.40.0.47 5.40.0.48 5.40.0.49 5.40.0.50 5.40.0.51 5.40.0.52 5.40.0.53 5.40.0.54 5.40.0.55 5.40.0.56 5.40.0.57 5.40.0.58 5.40.0.59 5.40.0.60 5.40.0.61 5.40.0.62 5.40.0.63 5.40.0.64 5.40.0.65 5.40.0.66 5.40.0.67 5.40.0.68 5.40.0.69 5.40.0.70 5.40.0.71 5.40.0.72 5.40.0.73 5.40.0.74 5.40.0.75 5.40.0.76 5.40.0.77 5.40.0.78 5.40.0.79 5.40.0.80 5.40.0.81 5.40.0.82 5.40.0.83 5.40.0.84 5.40.0.85 5.40.0.86 5.40.0.87 5.40.0.88 5.40.0.89 5.40.0.90 5.40.0.91 5.40.0.92 5.40.0.93 5.40.0.94 5.40.0.95 5.40.0.96 5.40.0.97 5.40.0.98 5.40.0.99 5.40.0.100 5.40.0.101 5.40.0.102 5.40.0.103 5.40.0.104 5.40.0.105 5.40.0.106 5.40.0.107 5.40.0.108 5.40.0.109 5.40.0.110 5.40.0.111 5.40.0.112 5.40.0.113 5.40.0.114 5.40.0.115 5.40.0.116 5.40.0.117 5.40.0.118 5.40.0.119 5.40.0.120 5.40.0.121 5.40.0.122 5.40.0.123 5.40.0.124 5.40.0.125 5.40.0.126 5.40.0.127 5.40.0.128 5.40.0.129 5.40.0.130 5.40.0.131 5.40.0.132 5.40.0.133 5.40.0.134 5.40.0.135 5.40.0.136 5.40.0.137 5.40.0.138 5.40.0.139 5.40.0.140 5.40.0.141 5.40.0.142 5.40.0.143 5.40.0.144 5.40.0.145 5.40.0.146 5.40.0.147 5.40.0.148 5.40.0.149 5.40.0.150 5.40.0.151 5.40.0.152 5.40.0.153 5.40.0.154 5.40.0.155 5.40.0.156 5.40.0.157 5.40.0.158 5.40.0.159 5.40.0.160 5.40.0.161 5.40.0.162 5.40.0.163 5.40.0.164 5.40.0.165 5.40.0.166 5.40.0.167 5.40.0.168 5.40.0.169 5.40.0.170 5.40.0.171 5.40.0.172 5.40.0.173 5.40.0.174 5.40.0.175 5.40.0.176 5.40.0.177 5.40.0.178 5.40.0.179 5.40.0.180 5.40.0.181 5.40.0.182 5.40.0.183 5.40.0.184 5.40.0.185 5.40.0.186 5.40.0.187 5.40.0.188 5.40.0.189 5.40.0.190 5.40.0.191 5.40.0.192 5.40.0.193 5.40.0.194 5.40.0.195 5.40.0.196 5.40.0.197 5.40.0.198 5.40.0.199 5.40.0.200 5.40.0.201 5.40.0.202 5.40.0.203 5.40.0.204 5.40.0.205 5.40.0.206 5.40.0.207 5.40.0.208 5.40.0.209 5.40.0.210 5.40.0.211 5.40.0.212 5.40.0.213 5.40.0.214 5.40.0.215 5.40.0.216 5.40.0.217 5.40.0.218 5.40.0.219 5.40.0.220 5.40.0.221 5.40.0.222 5.40.0.223 5.40.0.224 5.40.0.225 5.40.0.226 5.40.0.227 5.40.0.228 5.40.0.229 5.40.0.230 5.40.0.231 5.40.0.232 5.40.0.233 5.40.0.234 5.40.0.235 5.40.0.236 5.40.0.237 5.40.0.238 5.40.0.239 5.40.0.240 5.40.0.241 5.40.0.242 5.40.0.243 5.40.0.244 5.40.0.245 5.40.0.246 5.40.0.247 5.40.0.248 5.40.0.249 5.40.0.250 5.40.0.251 5.40.0.252 5.40.0.253 5.40.0.254 5.40.0.255 + 16.1K more (range too large to list inline)

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 5.40.0.0/16.

Announced prefix
5.40.0.0/16
Origin AS
AS6739
Announcement samples
5,290
Last seen
2026-07-19 15:51:27

Frequently Asked Questions

What is 5.40.0.0/18?

5.40.0.0/18 is a CIDR network block containing 16,384 IPv4 addresses (from 5.40.0.0 to 5.40.63.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 5.40.0.0/18 network?

The 5.40.0.0/18 range is allocated to Vodafone Ono, S.A. and announced via AS6739 from Spain.

Last updated: 2026-07-19 16:25:31 UTC
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