HomeASN LookupAS20743

AS20743

🇨🇭

SWX SIX Swiss Exchange AGORG-SSEA4-RIPE

Zurich, Switzerland

RIPENCCallocated
Announced Prefixes (BGP)
6total
4 IPv42 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)8,960
IPv6 Addresses ⓘ
Allocated (RIR)6.1×10^26
Announced (BGP)6.1×10^26
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
10
Country
🇨🇭 CH
RIR
RIPENCC
Status
allocated
Allocated
5/16/2001

Announced Prefixes

(BGP)6
|
Prefix
RPKI
IRR
Last Seen
146.109.145.0/24
 Valid
RIPE
5/25/2026
146.109.153.0/24
 Valid
RIPE
5/25/2026
146.109.160.0/19
 Valid
RIPE
5/25/2026
146.109.161.0/24
 Valid
RIPE
5/25/2026
2a01:4642:100::/40
 Valid
RIPE
5/25/2026
2a01:4642:c800::/40
No ROA—5/25/2026

Allocated Prefixes

(RIR)2
Prefix
Country
RIR
Status
2a01:4642:100::/40🇨🇭 CHRIPEassigned
2a01:4642:c800::/40🇨🇭 CHRIPEassigned
ASPA
No ASPA
Abuse Contact
External Links
RIPE WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/20743

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/20743" | jq