AS203434
OPEN-CIRCLE-MNT
Scanned 9m ago
📋 Summary
IP address summary information| Name | OPEN-CIRCLE-MNT |
| Website | https://www.open-circle.ch |
| IPv4 addresses | 3.1K |
| IPv6 addresses | ~2^83 |
| ASN type | Transit |
| Registry | RIPE NCC |
| Allocated | Jan 19, 2016 |
| Updated | Nov 06, 2025 |
📊 IP Ranges
IPv4: 8 | IPv6: 5| Netblock | IP Count |
|---|---|
| 2a00:b0a2::/32 | 0 |
| 185.134.166.0/23 | 512 |
| 185.134.164.0/23 | 512 |
| 2a00:b0a0::/29 | 0 |
| 2a00:b0a0:1::/48 | 0 |
| 185.134.164.0/24 | 256 |
| 185.134.166.0/24 | 256 |
| 45.66.234.0/23 | 512 |
| 2a00:b0a0:2::/48 | 0 |
| 185.134.165.0/24 | 256 |
| 45.66.232.0/23 | 512 |
| 2a00:b0a1::/32 | 0 |
| 185.134.167.0/24 | 256 |
Prefix data from RIPE Stat / RIR allocation records.
📄 WHOIS
RIPE NCC| Handle | AS203434 |
| Name | OPEN-CIRCLE |
| Organization | OPEN-CIRCLE-MNT |
| Website | https://www.open-circle.ch |
| Status | active |
| Allocated | Jan 19, 2016 |
| Updated | Nov 06, 2025 |
Contacts
| Registrant | OPEN-CIRCLE-MNT |
| Abuse Contact | Open Circle Abuse Contact <abuse@open-circle.ch> |
| Admin Contact | Open Circle NOC Operator <abuse@open-circle.ch> |
| Tech Contact | Open Circle NOC Operator <abuse@open-circle.ch> |
| Phone | +41 44 552 13 13 |
| Address | Freilagerstrasse 32 8047 Zurich SWITZERLAND |
Source: RIPE NCC
🔗 Peers
18 peers for this ASN| ASN | Name | Country |
|---|---|---|
| AS13030 | INIT7 Init7 (Switzerland) Ltd. | - |
| AS1764 | NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | - |
| AS1836 | GREEN green.ch AG | - |
| AS24961 | MYLOC-AS WIIT AG | - |
| AS25091 | IP-Max IP-Max SA | - |
| AS29222 | Infomaniak-AS Infomaniak Network SA | - |
| AS33891 | CORE-BACKBONE Core-Backbone GmbH | - |
| AS34019 | HIVANE Hivane Association | - |
| AS34177 | CELESTE-AS Celeste SAS | - |
| AS34927 | iFog-GmbH iFog GmbH | - |
| AS39351 | ESAB-AS 31173 Services AB | - |
| AS4601 | DNET Antonios A. Chariton | - |
| AS47147 | AS-ANX Anexia Cloud Solutions GmbH | - |
| AS48362 | TKSWF-AS Stadtwerke Feldkirch | - |
| AS5405 | INTERDOTLINK Inter.link GmbH | - |
| AS58299 | OPENFACTORY-AS Openfactory GmbH in Liquidation | - |
| AS9002 | RETN-AS RETN Limited | - |
| AS9009 | M247 M247 Europe SRL | - |
Peer data from RIPE Stat ASN neighbours.
⬆️ Upstreams
5 upstreams⬇️ Downstreams
0 downstreamsNo downstreams found.
🔒 RPKI / ROA
Source: rpki.zorn.ltd| Prefix | Origin ASN | Max Length | Validity |
|---|---|---|---|
| 185.134.166.0/23 | AS203434 | /24 | ✓ Valid |
| 185.134.164.0/23 | AS203434 | /24 | ✓ Valid |
| 185.134.164.0/24 | AS203434 | /24 | ✓ Valid |
| 185.134.166.0/24 | AS203434 | /24 | ✓ Valid |
| 45.66.234.0/23 | AS203434 | /24 | ✓ Valid |
| 185.134.165.0/24 | AS203434 | /24 | ✓ Valid |
| 45.66.232.0/23 | AS203434 | /24 | ✓ Valid |
| 185.134.167.0/24 | AS203434 | /24 | ✓ Valid |
RPKI validation powered by rpki.zorn.ltd (Routinator).