Check-Host.cc

Autonomous System

AS3303 · Swisscom

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

Announced IPs
8.23M
IPv4
IPv4 Prefixes
351
IPv6 Prefixes
49
Hosted Domains
33,923
resolve into this AS
Peers
1,295
Customers
166

AS Profile

AS Name
Swisscom
Also known as
IP-Plus
AS Type
Cable/DSL/ISP
Scope
Europe
Traffic
1-5Tbps
IRR AS-SET
RIPE::AS3303:AS-SWCMGLOBAL
RIR
RIPE NCC
Country
CH
Allocated
1994-10-28

RPKI Validity

Total ROAs
1,799
Valid Prefixes
216
NotFound
184
Announced (BGP)
400
RPKI Coverage
54%

Geographic Footprint

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

CH
29,298

Top Open Ports

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

Port Open IPs
443 1,673
80 1,105
1024 1,047
2000 848
5001 350
8443 346
5060 309
5000 223
22 210
1025 196
25 150
10443 128
21 120
554 108
8000 103