Open Circle AG
AS203434 is Open Circle AG (open-circle.ch). It announces 2,048 IPv4 addresses in 8 prefixes, and 5 IPv6 prefixes.
Switzerland· RIPE· allocated 2016-01-19· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Switzerland2,048 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- OPEN-CIRCLE
- name
- Open Circle AG
- org
- ORG-YSA7-RIPE
- org name
- Open Circle AG
- org address
- Freilagerstrasse 32, 8047, Zurich, SWITZERLAND
- org country
- CH
- country
- CH
- source
- ripe
- status
- ASSIGNED
- created
- 2016-01-19
- updated
- 2025-11-06
- remarks
- TRANSIT / AS15576 is NTS / AS29691 is NINE / AS59414 is CLOUDSCALE / AS39040 is NTS / AS42476 is SWISSIX
- maintainer
- RIPE-NCC-END-MNT|YOUNGSOLUTIONS-MNT|OPEN-CIRCLE-MNT
- abuse name
- Open Circle Abuse Contact
- abuse email
- abuse@open-circle.ch
- abuse phone
- +41 44 552 13 13
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.10%
- None here
- None here
- None here
- None here
- None here
- Hosting IP76837.50%
- None here
- None here
- None here
- SSH IP100.49%
- SMTP IP130.63%
- 0.05%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 45.66.232.0/23 | Switzerland | valid | 16 | 2026-10-02 |
| 45.66.234.0/23 | Switzerland | valid | 16 | 2026-10-02 |
| 185.134.164.0/23 | Switzerland | valid | 16 | 2026-10-02 |
| 185.134.164.0/24 | Switzerland | valid | 16 | 2026-10-02 |
| 185.134.165.0/24 | Switzerland | valid | 16 | 2026-10-02 |
| 185.134.166.0/23 | Switzerland | valid | 16 | 2026-10-02 |
| 185.134.166.0/24 | Switzerland | valid | 16 | 2026-10-02 |
| 185.134.167.0/24 | Switzerland | valid | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a00:b0a0::/29 | Switzerland | valid | 19 | 2026-10-02 |
| 2a00:b0a0:1::/48 | Switzerland | valid | 19 | 2026-10-02 |
| 2a00:b0a0:2::/48 | Switzerland | valid | 19 | 2026-10-02 |
| 2a00:b0a1::/32 | Switzerland | valid | 19 | 2026-10-02 |
| 2a00:b0a2::/32 | Switzerland | valid | 19 | 2026-10-02 |
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