Check-Host.cc

Autonomous System

AS217 · UMN System Network

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

Announced IPs
328k
IPv4
IPv4 Prefixes
5
IPv6 Prefixes
1
Hosted Domains
872
resolve into this AS
Peers
Customers

AS Profile

AS Name
UMN System Network
AS Type
Educational/Research
Scope
Regional
Traffic
20-50Gbps
RIR
ARIN
Country
US
Allocated
1988-07-25

RPKI Validity

Total ROAs
16
Valid Prefixes
1
NotFound
5
Announced (BGP)
6
RPKI Coverage
16.7%

Geographic Footprint

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

US
945

Top Open Ports

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

Port Open IPs
80 379
443 190
22 105
7000 34
179 30
8888 22
4443 18
9091 17
9090 14
8443 13
49152 12
5000 10
8080 8
25 7
17500 7

Upstreams