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CIDR Range

13.104.100.0/25

128 IPs /25 Microsoft Corporation AS8075 The Netherlands ARIN
Addresses
128
128
IP Range
13.104.100.0
→ 13.104.100.127
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 128 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 →

Geolocation

All 128 IP addresses in 13.104.100.0/25

13.104.100.0 13.104.100.1 13.104.100.2 13.104.100.3 13.104.100.4 13.104.100.5 13.104.100.6 13.104.100.7 13.104.100.8 13.104.100.9 13.104.100.10 13.104.100.11 13.104.100.12 13.104.100.13 13.104.100.14 13.104.100.15 13.104.100.16 13.104.100.17 13.104.100.18 13.104.100.19 13.104.100.20 13.104.100.21 13.104.100.22 13.104.100.23 13.104.100.24 13.104.100.25 13.104.100.26 13.104.100.27 13.104.100.28 13.104.100.29 13.104.100.30 13.104.100.31 13.104.100.32 13.104.100.33 13.104.100.34 13.104.100.35 13.104.100.36 13.104.100.37 13.104.100.38 13.104.100.39 13.104.100.40 13.104.100.41 13.104.100.42 13.104.100.43 13.104.100.44 13.104.100.45 13.104.100.46 13.104.100.47 13.104.100.48 13.104.100.49 13.104.100.50 13.104.100.51 13.104.100.52 13.104.100.53 13.104.100.54 13.104.100.55 13.104.100.56 13.104.100.57 13.104.100.58 13.104.100.59 13.104.100.60 13.104.100.61 13.104.100.62 13.104.100.63 13.104.100.64 13.104.100.65 13.104.100.66 13.104.100.67 13.104.100.68 13.104.100.69 13.104.100.70 13.104.100.71 13.104.100.72 13.104.100.73 13.104.100.74 13.104.100.75 13.104.100.76 13.104.100.77 13.104.100.78 13.104.100.79 13.104.100.80 13.104.100.81 13.104.100.82 13.104.100.83 13.104.100.84 13.104.100.85 13.104.100.86 13.104.100.87 13.104.100.88 13.104.100.89 13.104.100.90 13.104.100.91 13.104.100.92 13.104.100.93 13.104.100.94 13.104.100.95 13.104.100.96 13.104.100.97 13.104.100.98 13.104.100.99 13.104.100.100 13.104.100.101 13.104.100.102 13.104.100.103 13.104.100.104 13.104.100.105 13.104.100.106 13.104.100.107 13.104.100.108 13.104.100.109 13.104.100.110 13.104.100.111 13.104.100.112 13.104.100.113 13.104.100.114 13.104.100.115 13.104.100.116 13.104.100.117 13.104.100.118 13.104.100.119 13.104.100.120 13.104.100.121 13.104.100.122 13.104.100.123 13.104.100.124 13.104.100.125 13.104.100.126 13.104.100.127

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 13.104.0.0/14.

Announced prefix
13.104.0.0/14
Origin AS
AS8075
Announcement samples
2,777
Last seen
2026-07-23 12:43:51

RIR Ownership History

Atom feed ⇲

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

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

Frequently Asked Questions

What is 13.104.100.0/25?

13.104.100.0/25 is a CIDR network block containing 128 IPv4 addresses (from 13.104.100.0 to 13.104.100.127). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 13.104.100.0/25 network?

The 13.104.100.0/25 range is allocated to Microsoft Corporation and announced via AS8075 from The Netherlands.

How many IP addresses are in 13.104.100.0/25?

13.104.100.0/25 contains exactly 128 usable IPv4 addresses. A /25 prefix length means 128 addresses are covered by this single routing entry.

Last updated: 2026-07-23 12:40:31 UTC
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