Check-Host.cc

Autonomous System

AS18233 · PT&T

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Announced IPs
17,920
IPv4
IPv4 Prefixes
35
IPv6 Prefixes
1
Hosted Domains
108
resolve into this AS
Peers
3
Customers
10

AS Profile

AS Name
PT&T
AS Type
Cable/DSL/ISP
Scope
Not Disclosed
IRR AS-SET
AS18233:AS-PTT
RIR
APNIC
Country
PH
Allocated
2002-06-05

RPKI Validity

Total ROAs
48
Valid Prefixes
6
NotFound
30
Announced (BGP)
36
RPKI Coverage
16.7%

Geographic Footprint

Countries where this AS's scanned IPs are geolocated, by open-IP count.

PH
411
SC
35

Top Open Ports

Most common open ports across IPs in this AS (last 30 days).

Port Open IPs
2000 27
443 20
80 17
8443 9
22 5
4040 5
9090 5
53 5
1194 4
135 4
993 4
4000 3
1723 3
143 3
5001 3