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CIDR Range

170.253.48.0/20

4.1K IPs /20 Xtra Telecom S.A. AS15704 Spain ARIN
Addresses
4,096
4.1K
IP Range
170.253.48.0
→ 170.253.63.255
Sub-ranges
13+
within this block
PTR Density
0.0%
0 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.

68/100
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 170.253.48.0/20

CIDRIPsOrganizationASNCountry
170.253.56.0/21 2.0K Xtra Telecom S.A. AS15704 ES
170.253.48.0/22 1.0K Xtra Telecom S.A. AS15704 ES
170.253.52.0/23 512 Xtra Telecom S.A. AS15704 ES
170.253.54.0/24 256 Xtra Telecom S.A. AS15704 ES
170.253.55.0/25 128 Xtra Telecom S.A. AS15704 ES
170.253.55.192/26 64 Xtra Telecom S.A. AS15704 ES
170.253.55.160/27 32 Xtra Telecom S.A. AS15704 ES
170.253.55.144/28 16 Xtra Telecom S.A. AS15704 ES
170.253.55.136/29 8 Xtra Telecom S.A. AS15704 ES
170.253.55.132/30 4 Xtra Telecom S.A. AS15704 ES
170.253.55.128/31 2 Xtra Telecom S.A. AS15704 ES
170.253.55.130/32 1 Xtra Telecom S.A. AS15704 ES
170.253.55.131/32 1 Xtra Telecom S.A. AS15704 ES

First 256 of 4,096 IP addresses in 170.253.48.0/20

170.253.48.0 170.253.48.1 170.253.48.2 170.253.48.3 170.253.48.4 170.253.48.5 170.253.48.6 170.253.48.7 170.253.48.8 170.253.48.9 170.253.48.10 170.253.48.11 170.253.48.12 170.253.48.13 170.253.48.14 170.253.48.15 170.253.48.16 170.253.48.17 170.253.48.18 170.253.48.19 170.253.48.20 170.253.48.21 170.253.48.22 170.253.48.23 170.253.48.24 170.253.48.25 170.253.48.26 170.253.48.27 170.253.48.28 170.253.48.29 170.253.48.30 170.253.48.31 170.253.48.32 170.253.48.33 170.253.48.34 170.253.48.35 170.253.48.36 170.253.48.37 170.253.48.38 170.253.48.39 170.253.48.40 170.253.48.41 170.253.48.42 170.253.48.43 170.253.48.44 170.253.48.45 170.253.48.46 170.253.48.47 170.253.48.48 170.253.48.49 170.253.48.50 170.253.48.51 170.253.48.52 170.253.48.53 170.253.48.54 170.253.48.55 170.253.48.56 170.253.48.57 170.253.48.58 170.253.48.59 170.253.48.60 170.253.48.61 170.253.48.62 170.253.48.63 170.253.48.64 170.253.48.65 170.253.48.66 170.253.48.67 170.253.48.68 170.253.48.69 170.253.48.70 170.253.48.71 170.253.48.72 170.253.48.73 170.253.48.74 170.253.48.75 170.253.48.76 170.253.48.77 170.253.48.78 170.253.48.79 170.253.48.80 170.253.48.81 170.253.48.82 170.253.48.83 170.253.48.84 170.253.48.85 170.253.48.86 170.253.48.87 170.253.48.88 170.253.48.89 170.253.48.90 170.253.48.91 170.253.48.92 170.253.48.93 170.253.48.94 170.253.48.95 170.253.48.96 170.253.48.97 170.253.48.98 170.253.48.99 170.253.48.100 170.253.48.101 170.253.48.102 170.253.48.103 170.253.48.104 170.253.48.105 170.253.48.106 170.253.48.107 170.253.48.108 170.253.48.109 170.253.48.110 170.253.48.111 170.253.48.112 170.253.48.113 170.253.48.114 170.253.48.115 170.253.48.116 170.253.48.117 170.253.48.118 170.253.48.119 170.253.48.120 170.253.48.121 170.253.48.122 170.253.48.123 170.253.48.124 170.253.48.125 170.253.48.126 170.253.48.127 170.253.48.128 170.253.48.129 170.253.48.130 170.253.48.131 170.253.48.132 170.253.48.133 170.253.48.134 170.253.48.135 170.253.48.136 170.253.48.137 170.253.48.138 170.253.48.139 170.253.48.140 170.253.48.141 170.253.48.142 170.253.48.143 170.253.48.144 170.253.48.145 170.253.48.146 170.253.48.147 170.253.48.148 170.253.48.149 170.253.48.150 170.253.48.151 170.253.48.152 170.253.48.153 170.253.48.154 170.253.48.155 170.253.48.156 170.253.48.157 170.253.48.158 170.253.48.159 170.253.48.160 170.253.48.161 170.253.48.162 170.253.48.163 170.253.48.164 170.253.48.165 170.253.48.166 170.253.48.167 170.253.48.168 170.253.48.169 170.253.48.170 170.253.48.171 170.253.48.172 170.253.48.173 170.253.48.174 170.253.48.175 170.253.48.176 170.253.48.177 170.253.48.178 170.253.48.179 170.253.48.180 170.253.48.181 170.253.48.182 170.253.48.183 170.253.48.184 170.253.48.185 170.253.48.186 170.253.48.187 170.253.48.188 170.253.48.189 170.253.48.190 170.253.48.191 170.253.48.192 170.253.48.193 170.253.48.194 170.253.48.195 170.253.48.196 170.253.48.197 170.253.48.198 170.253.48.199 170.253.48.200 170.253.48.201 170.253.48.202 170.253.48.203 170.253.48.204 170.253.48.205 170.253.48.206 170.253.48.207 170.253.48.208 170.253.48.209 170.253.48.210 170.253.48.211 170.253.48.212 170.253.48.213 170.253.48.214 170.253.48.215 170.253.48.216 170.253.48.217 170.253.48.218 170.253.48.219 170.253.48.220 170.253.48.221 170.253.48.222 170.253.48.223 170.253.48.224 170.253.48.225 170.253.48.226 170.253.48.227 170.253.48.228 170.253.48.229 170.253.48.230 170.253.48.231 170.253.48.232 170.253.48.233 170.253.48.234 170.253.48.235 170.253.48.236 170.253.48.237 170.253.48.238 170.253.48.239 170.253.48.240 170.253.48.241 170.253.48.242 170.253.48.243 170.253.48.244 170.253.48.245 170.253.48.246 170.253.48.247 170.253.48.248 170.253.48.249 170.253.48.250 170.253.48.251 170.253.48.252 170.253.48.253 170.253.48.254 170.253.48.255 + 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
170.253.48.0/20
Origin AS
AS15704
Announcement samples
3,661
Last seen
2026-07-18 10:51:59

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 ripe

Frequently Asked Questions

What is 170.253.48.0/20?

170.253.48.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 170.253.48.0 to 170.253.63.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 170.253.48.0/20 network?

The 170.253.48.0/20 range is allocated to Xtra Telecom S.A. and announced via AS15704 from Spain.

Last updated: 2026-07-18 11:40:32 UTC
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