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ASN Lookup Tool
AS3303 Swisscom (Schweiz) AG

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

ASN Lookup for:

AS3303

Powered By:
ASN Extended Info API
BGP Active Prefixes API
ASN Details JSON View

ASN Details

ASN
AS3303
Organisation
Swisscom (Schweiz) AG
AS Name
SWISSCOM
IPv4 Addresses Announced
3,544,405
IPv4 Prefixes Announced
475
IPv6 Prefixes Announced
151
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#150 out of 75,509
Registry
Ripe
Registered Country
CH flag CH
Registration Date
2002-09-19
Registration Change
2023-03-17

Receiving From

ASN
Organisation
ASN
AS4635
Organisation
HK flag The Hong Kong Internet Exchange Limited
ASN
AS41805
Organisation
IQ flag SAWAD LAND for Information Technology Ltd
ASN
AS328206
Organisation
ZA flag Johannesburg Area Wireless User Group (JAWUG)
ASN
AS17676
Organisation
JP flag SoftBank Corp.
ASN
AS3320
Organisation
DE flag Deutsche Telekom AG
ASN
AS3356
Organisation
US flag Level 3 Parent, LLC
ASN
AS174
Organisation
US flag Cogent Communications
ASN
AS2516
Organisation
JP flag KDDI CORPORATION
ASN
AS12389
Organisation
RU flag PJSC Rostelecom
ASN
AS7738
Organisation
BR flag V tal
Showing 10 of 117 Results View More >

Transit To

ASN
Organisation
ASN
AS65136
Organisation
WORLD flag Private Use AS
ASN
AS4263002001
Organisation
WORLD flag Private Use AS
ASN
AS4263004001
Organisation
WORLD flag Private Use AS
ASN
AS4134
Organisation
CN flag No.31,Jin-rong Street Beijing 100032
ASN
AS7018
Organisation
US flag AT&T Services, Inc.
ASN
AS4837
Organisation
CN flag CHINA UNICOM China169 Backbone
ASN
AS8075
Organisation
US flag Microsoft Corporation
ASN
AS4766
Organisation
KR flag Korea Telecom
ASN
AS17676
Organisation
JP flag SoftBank Corp.
ASN
AS16509
Organisation
US flag Amazon.com, Inc.
Showing 10 of 1,576 Results View More >

Active Prefixes IPv4

Prefix
Range From
Range To
Prefix
109.164.128.0/18
Range From
109.164.128.0
Range To
109.164.191.255
Prefix
109.164.192.0/18
Range From
109.164.192.0
Range To
109.164.255.255
Prefix
136.238.12.0/23
Range From
136.238.12.0
Range To
136.238.13.255
Prefix
136.238.14.0/24
Range From
136.238.14.0
Range To
136.238.14.255
Prefix
136.238.2.0/23
Range From
136.238.2.0
Range To
136.238.3.255
Prefix
138.187.128.0/18
Range From
138.187.128.0
Range To
138.187.191.255
Prefix
138.188.0.0/16
Range From
138.188.0.0
Range To
138.188.255.255
Prefix
138.190.0.0/16
Range From
138.190.0.0
Range To
138.190.255.255
Prefix
138.223.0.0/16
Range From
138.223.0.0
Range To
138.223.255.255
Prefix
138.81.0.0/16
Range From
138.81.0.0
Range To
138.81.255.255
Showing 10 of 475 Results View More >

Active Prefixes IPv6

Prefix
Range From
Range To
Prefix
2001:4d98::/35
Range From
2001:4d98::
Range To
2001:4d98:1fff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:2000::/40
Range From
2001:4d98:2000::
Range To
2001:4d98:20ff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:2100::/40
Range From
2001:4d98:2100::
Range To
2001:4d98:21ff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:2200::/39
Range From
2001:4d98:2200::
Range To
2001:4d98:23ff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:2400::/38
Range From
2001:4d98:2400::
Range To
2001:4d98:27ff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:2800::/37
Range From
2001:4d98:2800::
Range To
2001:4d98:2fff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:3000::/37
Range From
2001:4d98:3000::
Range To
2001:4d98:37ff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:3800::/38
Range From
2001:4d98:3800::
Range To
2001:4d98:3bff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:3c00::/39
Range From
2001:4d98:3c00::
Range To
2001:4d98:3dff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:4d98:3e00::/40
Range From
2001:4d98:3e00::
Range To
2001:4d98:3eff:ffff:ffff:ffff:ffff:ffff
Showing 10 of 151 Results View More >