57.129.54.0/25 CIDR Lookup — 128 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.

76/100

Moderate

How this score is built

Baseline (neutral) 65
Long-established allocation (33y) +6
Has a reverse-DNS (PTR) record +5
Trust score 76 / 100

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

Geolocation

All 128 IP addresses in 57.129.54.0/25

57.129.54.0 57.129.54.1 57.129.54.2 57.129.54.3 57.129.54.4 57.129.54.5 57.129.54.6 57.129.54.7 57.129.54.8 57.129.54.9 57.129.54.10 57.129.54.11 57.129.54.12 57.129.54.13 57.129.54.14 57.129.54.15 57.129.54.16 57.129.54.17 57.129.54.18 57.129.54.19 57.129.54.20 57.129.54.21 57.129.54.22 57.129.54.23 57.129.54.24 57.129.54.25 57.129.54.26 57.129.54.27 57.129.54.28 57.129.54.29 57.129.54.30 57.129.54.31 57.129.54.32 57.129.54.33 57.129.54.34 57.129.54.35 57.129.54.36 57.129.54.37 57.129.54.38 57.129.54.39 57.129.54.40 57.129.54.41 57.129.54.42 57.129.54.43 57.129.54.44 57.129.54.45 57.129.54.46 57.129.54.47 57.129.54.48 57.129.54.49 57.129.54.50 57.129.54.51 57.129.54.52 57.129.54.53 57.129.54.54 57.129.54.55 57.129.54.56 57.129.54.57 57.129.54.58 57.129.54.59 57.129.54.60 57.129.54.61 57.129.54.62 57.129.54.63 57.129.54.64 57.129.54.65 57.129.54.66 57.129.54.67 57.129.54.68 57.129.54.69 57.129.54.70 57.129.54.71 57.129.54.72 57.129.54.73 57.129.54.74 57.129.54.75 57.129.54.76 57.129.54.77 57.129.54.78 57.129.54.79 57.129.54.80 57.129.54.81 57.129.54.82 57.129.54.83 57.129.54.84 57.129.54.85 57.129.54.86 57.129.54.87 57.129.54.88 57.129.54.89 57.129.54.90 57.129.54.91 57.129.54.92 57.129.54.93 57.129.54.94 57.129.54.95 57.129.54.96 57.129.54.97 57.129.54.98 57.129.54.99 57.129.54.100 57.129.54.101 57.129.54.102 57.129.54.103 57.129.54.104 57.129.54.105 57.129.54.106 57.129.54.107 57.129.54.108 57.129.54.109 57.129.54.110 57.129.54.111 57.129.54.112 57.129.54.113 57.129.54.114 57.129.54.115 57.129.54.116 57.129.54.117 57.129.54.118 57.129.54.119 57.129.54.120 57.129.54.121 57.129.54.122 57.129.54.123 57.129.54.124 57.129.54.125 57.129.54.126 57.129.54.127

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 57.129.0.0/17.

Announced prefix

57.129.0.0/17

Origin AS

AS16276

Announcement samples

30,141

Last seen

2026-07-18 11:39:35

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	—	FR	ripe

Frequently Asked Questions

What is 57.129.54.0/25?

57.129.54.0/25 is a CIDR network block containing 128 IPv4 addresses (from 57.129.54.0 to 57.129.54.127). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 57.129.54.0/25 network?

The 57.129.54.0/25 range is allocated to OVH SAS and announced via AS16276 from Germany.

How many IP addresses are in 57.129.54.0/25?

57.129.54.0/25 contains exactly 128 usable IPv4 addresses. A /25 prefix length means 128 addresses are covered by this single routing entry.