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Autonomous System

AS18233

Philippine Telegraph and Telephone Corporation,

Announced IPs
10,240
CIDR prefixes
5
ASN
AS18233

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.

70/100
Moderate
How this score is built

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

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Geographic scope Not Disclosed
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS18233:AS-PTT

Present at 3 internet exchanges: GetaFIX Manila: Main, PhOpenIX-Manila, GIX

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS18233 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
45.200.6.0/23 34,842 2026-07-24 15:03:25
203.160.160.0/19 30,737 2026-07-24 15:03:27
154.197.59.0/24 29,893 2026-07-24 15:03:27
45.195.28.0/22 29,460 2026-07-24 15:14:49
45.199.177.0/24 29,286 2026-07-24 15:14:49
203.160.190.0/24 16,703 2026-07-24 14:50:29
203.160.161.0/24 16,675 2026-07-24 14:50:29
203.160.184.0/24 16,658 2026-07-24 14:50:29
203.160.180.0/24 16,655 2026-07-24 14:50:29
203.160.188.0/24 16,629 2026-07-24 14:50:29
203.160.171.0/24 16,629 2026-07-24 14:50:29
203.160.181.0/24 16,582 2026-07-24 14:50:29
203.160.167.0/24 16,580 2026-07-24 14:50:29
203.160.176.0/24 16,563 2026-07-24 14:50:29
203.160.175.0/24 16,561 2026-07-24 14:50:29
203.160.166.0/24 15,874 2026-07-24 14:50:29
203.160.172.0/24 15,812 2026-07-24 14:50:29
203.160.183.0/24 15,733 2026-07-24 14:50:29
203.160.191.0/24 15,611 2026-07-24 14:50:29
203.160.165.0/24 15,592 2026-07-24 14:50:29
203.160.189.0/24 15,554 2026-07-24 14:50:29
203.160.179.0/24 15,502 2026-07-24 14:50:29
203.160.177.0/24 15,498 2026-07-24 14:50:29
203.160.187.0/24 15,488 2026-07-24 14:50:29
203.160.162.0/24 15,484 2026-07-24 14:50:29
203.160.169.0/24 15,483 2026-07-24 14:50:29
203.160.186.0/24 15,446 2026-07-24 14:50:29
203.160.178.0/24 15,279 2026-07-24 14:50:29
45.200.7.0/24 15,048 2026-07-24 14:50:29
45.200.6.0/24 14,758 2026-07-24 14:50:29
45.195.31.0/24 13,950 2026-07-24 14:50:29
45.195.29.0/24 13,941 2026-07-24 14:50:29
45.195.30.0/24 13,881 2026-07-24 14:50:29
203.160.170.0/24 1,943 2026-07-24 09:31:49
45.195.28.0/24 1,780 2026-07-24 09:31:47
203.160.174.0/24 3 2026-06-23 05:32:51
154.18.167.0/24 3 2026-06-23 05:33:00
203.160.182.0/24 3 2026-06-23 05:32:51
203.160.160.0/24 3 2026-06-23 05:32:51
203.160.168.0/24 3 2026-06-23 05:32:51
154.18.165.0/24 3 2026-06-23 05:33:00
203.160.173.0/24 3 2026-06-23 05:32:51

Frequently Asked Questions

What is AS18233?

AS18233 is an Autonomous System Number assigned to Philippine Telegraph and Telephone Corporation,. 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 AS18233 announce?

AS18233 announces 10.2K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in Philippines.

Who operates AS18233?

AS18233 is operated by Philippine Telegraph and Telephone Corporation. The organization is based in Philippines. You can view all IP ranges and related ASNs on the organization page.

What country is AS18233 registered in?

AS18233 is registered in Philippines. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 15:10:32 UTC
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