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Autonomous System

AS45504

MCPO Box 1906

Announced IPs
2,048
CIDR prefixes
2
ASN
AS45504

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS45504 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
103.253.187.0/24 11,141 2026-08-03 02:25:56
103.22.158.0/24 10,803 2026-08-03 03:51:01
103.22.157.0/24 8,701 2026-08-03 04:09:14
103.253.186.0/24 7,632 2026-08-03 02:25:56
103.253.185.0/24 6,962 2026-08-03 02:25:56
103.22.156.0/24 5,252 2026-08-03 03:57:13
103.22.159.0/24 4,843 2026-08-03 05:08:55
103.253.184.0/24 4,826 2026-08-03 04:04:42

Frequently Asked Questions

What is AS45504?

AS45504 is an Autonomous System Number assigned to MCPO Box 1906. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS45504 announce?

AS45504 announces 2.0K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Philippines.

Who operates AS45504?

AS45504 is operated by MCPO Box 1906. The organization is based in Philippines. You can view all IP ranges and related ASNs on the organization page.

What country is AS45504 registered in?

AS45504 is registered in Philippines. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-03 05:10:30 UTC
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