Autonomous system
AS3303 SWISSCOM Swisscom Switzerland Ltd
Residential RIPE
IPv4 addresses
3.49M
412 prefixes
IPv6 prefixes
98
counted as prefixes, not addresses
Countries
1
mostly CH
Flagged prefixes
0
none
Summary
Swisscom
isp eyeball backbone
Swisscom (SWISSCOM) — Switzerland's incumbent telecom and largest broadband and
mobile provider.
What it's used for
- Consumer and business fixed broadband and mobile across Switzerland, plus a national backbone.
Notable
- The dominant Swiss "eyeball" network; the Swiss government remains a majority shareholder.
Interesting
- Switzerland consistently ranks among the world leaders in broadband speed and fibre coverage, with Swisscom's network central to that.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Address space
Summary
| Country | Name | Prefixes |
|---|---|---|
| CH | Switzerland | 510 |
Registry
Allocation record
- Registry
- RIPE
- Handle
AS3303- Registry name
- SWISSCOM
- Registrant
- CH-UNISOURCE-MNT
- Abuse contact
- abuse@ip-plus.net
- Registered
- 2002-09-19
- Last changed
- 2026-08-07
- Status
- active
Reputation
Classification and threat
Residential Fixed-line consumer ISP. Addresses here are homes.
No IC3 indicators Nothing from the FBI IC3 feed.
Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere