Check-Host.cc

Autonomous System

AS55 · UPENN

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

Announced IPs
262k
IPv4
IPv4 Prefixes
5
IPv6 Prefixes
1
Hosted Domains
261
resolve into this AS
Peers
Customers
2

AS Profile

AS Name
UPENN
Also known as
Penn
AS Type
Educational/Research
Scope
North America
Traffic
10-20Gbps
RIR
ARIN
Country
US
Allocated
1985-12-18

RPKI Validity

Total ROAs
42
Valid Prefixes
6
NotFound
Announced (BGP)
6
RPKI Coverage
100%

Geographic Footprint

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

US
450

Top Open Ports

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

Port Open IPs
443 48
80 30
22 12
646 5
111 4
161 4
8443 4
25 3
5000 3
179 3
8080 3
17500 2
21 2
67 2
8883 1