Check-Host.cc

Autonomous System

AS3999 · Pennsylvania State University

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

Announced IPs
444k
IPv4
IPv4 Prefixes
13
IPv6 Prefixes
1
Hosted Domains
578
resolve into this AS
Peers
21
Customers

AS Profile

AS Name
Pennsylvania State University
AS Type
Educational/Research
Scope
Regional
Traffic
10-20Gbps
IRR AS-SET
AS-PENNSTATE
RIR
ARIN
Country
US
Allocated
1994-11-04

RPKI Validity

Total ROAs
39
Valid Prefixes
13
NotFound
1
Announced (BGP)
14
RPKI Coverage
92.9%

Geographic Footprint

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

US
274

Top Open Ports

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

Port Open IPs
80 23
443 16
179 3
5003 2
1883 2
993 2
8222 2
465 2
9 2
53 2
7002 1
27018 1
6661 1
9418 1
6001 1