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CIDR Range

46.108.32.0/21

2.0K IPs /21 Fastweb AS12663 United Kingdom RIPE
Addresses
2,048
2.0K
IP Range
46.108.32.0
→ 46.108.39.255
Sub-ranges
24+
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.

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 46.108.32.0/21

CIDRIPsOrganizationASNCountry
46.108.32.0/22 1.0K Fastweb AS12663 DE
46.108.32.0/22 1.0K Fastweb AS12663 IT
46.108.36.0/23 512 Fastweb AS12663 DE
46.108.36.0/23 512 Fastweb AS12663 IT
46.108.38.0/24 256 Fastweb AS12663 DE
46.108.38.0/24 256 Fastweb AS12663 IT
46.108.39.128/25 128 Fastweb AS12663 DE
46.108.39.128/25 128 Fastweb AS12663 IT
46.108.39.64/26 64 Fastweb AS12663 IT
46.108.39.64/26 64 Fastweb AS12663 DE
46.108.39.0/27 32 Fastweb AS12663 DE
46.108.39.0/27 32 Fastweb AS12663 IT
46.108.39.32/28 16 Fastweb AS12663 DE
46.108.39.32/28 16 Fastweb AS12663 IT
46.108.39.56/29 8 Fastweb AS12663 IT
46.108.39.56/29 8 Fastweb AS12663 DE
46.108.39.52/30 4 Fastweb AS12663 IT
46.108.39.52/30 4 Fastweb AS12663 DE
46.108.39.50/31 2 Fastweb AS12663 IT
46.108.39.50/31 2 Fastweb AS12663 DE
46.108.39.49/32 1 Fastweb AS12663 RO
46.108.39.48/32 1 Fastweb AS12663 IT
46.108.39.48/32 1 Fastweb AS12663 DE
46.108.39.49/32 1 Fastweb AS12663 DE

First 256 of 2,048 IP addresses in 46.108.32.0/21

46.108.32.0 46.108.32.1 46.108.32.2 46.108.32.3 46.108.32.4 46.108.32.5 46.108.32.6 46.108.32.7 46.108.32.8 46.108.32.9 46.108.32.10 46.108.32.11 46.108.32.12 46.108.32.13 46.108.32.14 46.108.32.15 46.108.32.16 46.108.32.17 46.108.32.18 46.108.32.19 46.108.32.20 46.108.32.21 46.108.32.22 46.108.32.23 46.108.32.24 46.108.32.25 46.108.32.26 46.108.32.27 46.108.32.28 46.108.32.29 46.108.32.30 46.108.32.31 46.108.32.32 46.108.32.33 46.108.32.34 46.108.32.35 46.108.32.36 46.108.32.37 46.108.32.38 46.108.32.39 46.108.32.40 46.108.32.41 46.108.32.42 46.108.32.43 46.108.32.44 46.108.32.45 46.108.32.46 46.108.32.47 46.108.32.48 46.108.32.49 46.108.32.50 46.108.32.51 46.108.32.52 46.108.32.53 46.108.32.54 46.108.32.55 46.108.32.56 46.108.32.57 46.108.32.58 46.108.32.59 46.108.32.60 46.108.32.61 46.108.32.62 46.108.32.63 46.108.32.64 46.108.32.65 46.108.32.66 46.108.32.67 46.108.32.68 46.108.32.69 46.108.32.70 46.108.32.71 46.108.32.72 46.108.32.73 46.108.32.74 46.108.32.75 46.108.32.76 46.108.32.77 46.108.32.78 46.108.32.79 46.108.32.80 46.108.32.81 46.108.32.82 46.108.32.83 46.108.32.84 46.108.32.85 46.108.32.86 46.108.32.87 46.108.32.88 46.108.32.89 46.108.32.90 46.108.32.91 46.108.32.92 46.108.32.93 46.108.32.94 46.108.32.95 46.108.32.96 46.108.32.97 46.108.32.98 46.108.32.99 46.108.32.100 46.108.32.101 46.108.32.102 46.108.32.103 46.108.32.104 46.108.32.105 46.108.32.106 46.108.32.107 46.108.32.108 46.108.32.109 46.108.32.110 46.108.32.111 46.108.32.112 46.108.32.113 46.108.32.114 46.108.32.115 46.108.32.116 46.108.32.117 46.108.32.118 46.108.32.119 46.108.32.120 46.108.32.121 46.108.32.122 46.108.32.123 46.108.32.124 46.108.32.125 46.108.32.126 46.108.32.127 46.108.32.128 46.108.32.129 46.108.32.130 46.108.32.131 46.108.32.132 46.108.32.133 46.108.32.134 46.108.32.135 46.108.32.136 46.108.32.137 46.108.32.138 46.108.32.139 46.108.32.140 46.108.32.141 46.108.32.142 46.108.32.143 46.108.32.144 46.108.32.145 46.108.32.146 46.108.32.147 46.108.32.148 46.108.32.149 46.108.32.150 46.108.32.151 46.108.32.152 46.108.32.153 46.108.32.154 46.108.32.155 46.108.32.156 46.108.32.157 46.108.32.158 46.108.32.159 46.108.32.160 46.108.32.161 46.108.32.162 46.108.32.163 46.108.32.164 46.108.32.165 46.108.32.166 46.108.32.167 46.108.32.168 46.108.32.169 46.108.32.170 46.108.32.171 46.108.32.172 46.108.32.173 46.108.32.174 46.108.32.175 46.108.32.176 46.108.32.177 46.108.32.178 46.108.32.179 46.108.32.180 46.108.32.181 46.108.32.182 46.108.32.183 46.108.32.184 46.108.32.185 46.108.32.186 46.108.32.187 46.108.32.188 46.108.32.189 46.108.32.190 46.108.32.191 46.108.32.192 46.108.32.193 46.108.32.194 46.108.32.195 46.108.32.196 46.108.32.197 46.108.32.198 46.108.32.199 46.108.32.200 46.108.32.201 46.108.32.202 46.108.32.203 46.108.32.204 46.108.32.205 46.108.32.206 46.108.32.207 46.108.32.208 46.108.32.209 46.108.32.210 46.108.32.211 46.108.32.212 46.108.32.213 46.108.32.214 46.108.32.215 46.108.32.216 46.108.32.217 46.108.32.218 46.108.32.219 46.108.32.220 46.108.32.221 46.108.32.222 46.108.32.223 46.108.32.224 46.108.32.225 46.108.32.226 46.108.32.227 46.108.32.228 46.108.32.229 46.108.32.230 46.108.32.231 46.108.32.232 46.108.32.233 46.108.32.234 46.108.32.235 46.108.32.236 46.108.32.237 46.108.32.238 46.108.32.239 46.108.32.240 46.108.32.241 46.108.32.242 46.108.32.243 46.108.32.244 46.108.32.245 46.108.32.246 46.108.32.247 46.108.32.248 46.108.32.249 46.108.32.250 46.108.32.251 46.108.32.252 46.108.32.253 46.108.32.254 46.108.32.255 + 1.8K more (range too large to list inline)

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 46.108.0.0/16.

Announced prefix
46.108.0.0/16
Origin AS
AS12663
Announcement samples
3,511
Last seen
2026-07-23 14:37:05

Frequently Asked Questions

What is 46.108.32.0/21?

46.108.32.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 46.108.32.0 to 46.108.39.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 46.108.32.0/21 network?

The 46.108.32.0/21 range is allocated to Fastweb and announced via AS12663 from United Kingdom.

Last updated: 2026-07-23 14:40:31 UTC
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