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Switzerland (CH)RPKI 62%

Ranked #22 worldwide by IPv4 address space.

IPv4 held

23.4M

1.4 × /8

IPv6 held

272.3M

/48 blocks

AS numbers

1,058

allocated

World rank

#22

by IPv4

Deep profile

How Switzerland ranks worldwide on dormant space, the transfer market, routing security and address density.

All rankings →

Dark IPv4

#10 of 241

Allocated but unrouted

Net buyer

+127.2K

Net buyer · #29 of 241

RPKI rank

#21 of 49

By IPv4 ROA coverage

Per-capita rank

#7 of 241

2.60 IPs / person

IPv6 adoption

APNIC-measured end-user deployment.

Capable46.6%

Preferred46.0%

Routing hygiene

Clean prefixes (valid RPKI + IRR, no mismatch).

78/100

1,589 clean of 5,825 prefixes

7 RPKI-invalid

Resource history

Cumulative IPv4, IPv6, and ASN allocations to Switzerland over time.

Top 10 local networks

The largest autonomous systems registered to Switzerland by IPv4 footprint.

All networks →

AS	Holder	IPv4	Prefixes
AS3303CH	SWISSCOM Swisscom (Schweiz) AG	8.2M	394
AS6730CH	SUNRISE Sunrise GmbH	3.8M	182
AS559CH	Switch SWITCH	2.2M	126
AS1836CH	GREEN green.ch AG	491.5K	78
AS513CH	CERN CERN - European Organization for Nuclear Research	354.8K	22

Compare with neighbors

Switzerland against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.

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AT Austria FR France DE Germany IT Italy LI Liechtenstein

Routing security (RPKI)

Share of announced address space covered by valid Route Origin Authorizations.

ipv4RPKI 62%

3,219 valid4 invalid1,327 not found13.6M / 21.7M addrs

ipv6RPKI 79%

793 valid3 invalid479 not found107.2M / 135.4M addrs

Networks in this country

1,058 autonomous systems registered to Switzerland. Click an AS for detail.

AS	Holder	IPv4 ↓	IPv6 /48	Prefixes
AS3303CH	SWISSCOM Swisscom (Schweiz) AG	8.2M	8.4M	394
AS6730CH	SUNRISE Sunrise GmbH	3.8M	7.7M	182
AS559CH	Switch SWITCH	2.2M	2.8M	126
AS1836CH	GREEN green.ch AG	491.5K