34.3.56.0/21 CIDR Lookup — 2.0K IPs Owned by…

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.

57/100

Caution

How this score is built

Baseline (neutral) 65
Multiple-origin (MOAS) routing anomaly −12
Enterprise allocation +4
Trust score 57 / 100

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 34.3.56.0/21

CIDR	IPs	Organization	ASN	Country
34.3.56.0/22	1.0K	Google Ireland Limited	AS15169	NL
34.3.60.0/22	1.0K	Google Ireland Limited	AS15169	FR

Geolocation

First 256 of 2,048 IP addresses in 34.3.56.0/21

34.3.56.0 34.3.56.1 34.3.56.2 34.3.56.3 34.3.56.4 34.3.56.5 34.3.56.6 34.3.56.7 34.3.56.8 34.3.56.9 34.3.56.10 34.3.56.11 34.3.56.12 34.3.56.13 34.3.56.14 34.3.56.15 34.3.56.16 34.3.56.17 34.3.56.18 34.3.56.19 34.3.56.20 34.3.56.21 34.3.56.22 34.3.56.23 34.3.56.24 34.3.56.25 34.3.56.26 34.3.56.27 34.3.56.28 34.3.56.29 34.3.56.30 34.3.56.31 34.3.56.32 34.3.56.33 34.3.56.34 34.3.56.35 34.3.56.36 34.3.56.37 34.3.56.38 34.3.56.39 34.3.56.40 34.3.56.41 34.3.56.42 34.3.56.43 34.3.56.44 34.3.56.45 34.3.56.46 34.3.56.47 34.3.56.48 34.3.56.49 34.3.56.50 34.3.56.51 34.3.56.52 34.3.56.53 34.3.56.54 34.3.56.55 34.3.56.56 34.3.56.57 34.3.56.58 34.3.56.59 34.3.56.60 34.3.56.61 34.3.56.62 34.3.56.63 34.3.56.64 34.3.56.65 34.3.56.66 34.3.56.67 34.3.56.68 34.3.56.69 34.3.56.70 34.3.56.71 34.3.56.72 34.3.56.73 34.3.56.74 34.3.56.75 34.3.56.76 34.3.56.77 34.3.56.78 34.3.56.79 34.3.56.80 34.3.56.81 34.3.56.82 34.3.56.83 34.3.56.84 34.3.56.85 34.3.56.86 34.3.56.87 34.3.56.88 34.3.56.89 34.3.56.90 34.3.56.91 34.3.56.92 34.3.56.93 34.3.56.94 34.3.56.95 34.3.56.96 34.3.56.97 34.3.56.98 34.3.56.99 34.3.56.100 34.3.56.101 34.3.56.102 34.3.56.103 34.3.56.104 34.3.56.105 34.3.56.106 34.3.56.107 34.3.56.108 34.3.56.109 34.3.56.110 34.3.56.111 34.3.56.112 34.3.56.113 34.3.56.114 34.3.56.115 34.3.56.116 34.3.56.117 34.3.56.118 34.3.56.119 34.3.56.120 34.3.56.121 34.3.56.122 34.3.56.123 34.3.56.124 34.3.56.125 34.3.56.126 34.3.56.127 34.3.56.128 34.3.56.129 34.3.56.130 34.3.56.131 34.3.56.132 34.3.56.133 34.3.56.134 34.3.56.135 34.3.56.136 34.3.56.137 34.3.56.138 34.3.56.139 34.3.56.140 34.3.56.141 34.3.56.142 34.3.56.143 34.3.56.144 34.3.56.145 34.3.56.146 34.3.56.147 34.3.56.148 34.3.56.149 34.3.56.150 34.3.56.151 34.3.56.152 34.3.56.153 34.3.56.154 34.3.56.155 34.3.56.156 34.3.56.157 34.3.56.158 34.3.56.159 34.3.56.160 34.3.56.161 34.3.56.162 34.3.56.163 34.3.56.164 34.3.56.165 34.3.56.166 34.3.56.167 34.3.56.168 34.3.56.169 34.3.56.170 34.3.56.171 34.3.56.172 34.3.56.173 34.3.56.174 34.3.56.175 34.3.56.176 34.3.56.177 34.3.56.178 34.3.56.179 34.3.56.180 34.3.56.181 34.3.56.182 34.3.56.183 34.3.56.184 34.3.56.185 34.3.56.186 34.3.56.187 34.3.56.188 34.3.56.189 34.3.56.190 34.3.56.191 34.3.56.192 34.3.56.193 34.3.56.194 34.3.56.195 34.3.56.196 34.3.56.197 34.3.56.198 34.3.56.199 34.3.56.200 34.3.56.201 34.3.56.202 34.3.56.203 34.3.56.204 34.3.56.205 34.3.56.206 34.3.56.207 34.3.56.208 34.3.56.209 34.3.56.210 34.3.56.211 34.3.56.212 34.3.56.213 34.3.56.214 34.3.56.215 34.3.56.216 34.3.56.217 34.3.56.218 34.3.56.219 34.3.56.220 34.3.56.221 34.3.56.222 34.3.56.223 34.3.56.224 34.3.56.225 34.3.56.226 34.3.56.227 34.3.56.228 34.3.56.229 34.3.56.230 34.3.56.231 34.3.56.232 34.3.56.233 34.3.56.234 34.3.56.235 34.3.56.236 34.3.56.237 34.3.56.238 34.3.56.239 34.3.56.240 34.3.56.241 34.3.56.242 34.3.56.243 34.3.56.244 34.3.56.245 34.3.56.246 34.3.56.247 34.3.56.248 34.3.56.249 34.3.56.250 34.3.56.251 34.3.56.252 34.3.56.253 34.3.56.254 34.3.56.255 + 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 34.3.32.0/19.

Announced prefix

34.3.32.0/19

Origin AS

AS15169

⚠ 3 origins (MOAS)

Announcement samples

3,210

Last seen

2026-07-18 10:52:15

Origins seen: AS15169 · 3,210 AS19527 · 2,267 AS43515 · 403

RIR Ownership History

Atom feed ⇲

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

Date	Event	From	To	RIR
2026-05-10	New Allocation	—	US	arin

Frequently Asked Questions

What is 34.3.56.0/21?

34.3.56.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 34.3.56.0 to 34.3.63.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 34.3.56.0/21 network?

The 34.3.56.0/21 range is allocated to Google Ireland Limited and announced via AS43515 from United States.