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
40,555
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
1,284
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
34,785

Top Open Ports

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

Port Open IPs
443 3,001
80 2,039
1024 1,878
2000 1,489
8443 636
5060 572
5001 554
22 394
1025 387
5000 346
25 299
10443 219
21 216
8080 210
554 207