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
33,847
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
1,285
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
29,217

Top Open Ports

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

Port Open IPs
443 1,653
80 1,090
1024 1,034
2000 837
5001 347
8443 343
5060 306
5000 222
22 208
1025 192
25 144
10443 127
21 117
554 106
8000 102