Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS3303

Announcement observedRIPE NCC

SWISSCOM Swisscom (Schweiz) AG · SWISSCOM

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/15/2026, 14:05:06Snapshot expired

View network topology RDAP registration

ASN: AS3303
Registration country: Switzerland
Name: SWISSCOM Swisscom (Schweiz) AG
Abbreviation: SWISSCOM
Registration date: 9/19/2002, 06:54:08
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
109.164.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
109.164.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
109.164.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
136.238.12.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
136.238.14.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
136.238.2.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
138.187.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
138.188.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
138.190.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
138.223.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
138.81.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
138.81.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
144.2.112.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
144.2.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
144.2.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
144.2.64.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
144.2.80.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
144.2.96.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
144.2.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
146.4.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
146.4.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
146.4.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
149.133.4.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
152.89.80.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
156.135.24.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
156.135.8.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
160.63.200.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
160.63.24.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
160.63.80.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
161.78.0.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
162.21.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
164.128.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
164.128.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
164.128.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
164.128.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
170.17.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
170.17.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
170.17.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
170.205.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
170.205.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
170.205.96.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
176.127.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
176.127.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
176.127.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
176.127.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
176.127.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
176.127.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
176.127.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
178.174.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid
178.174.0.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/14/2026, 16:00:00	10/15/2026, 08:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: SWISSCOM Swisscom (Schweiz) AG
RIR: RIPE NCC
Registration country: Switzerland
Registration date: 9/19/2002, 06:54:08
Abuse contact: abuse@ip-plus.net

Snapshot trend

10/15/2026, 14:05:06341 v449 v6118 Upstream · 250 Uncertain

10/13/2026, 19:30:10341 v449 v6118 Upstream · 250 Uncertain

10/12/2026, 15:12:00342 v449 v6118 Upstream · 249 Uncertain

10/11/2026, 14:44:21342 v449 v6118 Upstream · 250 Uncertain

10/10/2026, 09:00:08342 v449 v6118 Upstream · 251 Uncertain

10/9/2026, 08:10:48342 v449 v6114 Upstream · 249 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap