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
33,764
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
2,056
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
29,146

Top Open Ports

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

Port Open IPs
443 1,639
80 1,067
1024 1,025
2000 824
5001 345
8443 341
5060 299
5000 221
22 205
1025 191
25 143
10443 126
21 115
554 105
1194 100