- Registered on
- 30 Nov 2006 (19 years old)
- Registered to
- cz.kaora (ripe)
- Network status
- Active, Allocated under RIPE
- Network type
- Eyeball
- Prefixes Originated
- 5 IPv4, 1 IPv6
Upstreams
Rankings
| Prefix | Description | |
|---|---|---|
|
|
91.103.160.0/21 | Futruy s.r.o. |
|
|
94.124.104.0/21 | Futruy s.r.o. |
|
|
185.99.68.0/22 | Futruy s.r.o. |
|
|
192.162.96.0/22 | David Barta |
|
|
217.11.245.0/24 | CASABLANCA INT a.s. |
|
|
2a00:1790::/29 | Futruy s.r.o. |
Network Policy
Click here to learn more about what this graph means and what makes up a network policy
Chart Display Options
Prefixes in selected policy
How are upstreams and downstreams calculated?
Upstreams
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS1299 | Arelion (fka. Telia Carrier) | ✔ | ✔ | |
| AS6939 | Hurricane Electric LLC | ✘ | ✔ | |
| AS39392 | SH.cz s.r.o. | ✔ | ✔ | |
| AS51800 | FIBER Network s.r.o. | ✔ | ✔ |
Peers
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS6939 | Hurricane Electric LLC | ✔ | ✔ | |
| AS1299 | Arelion (fka. Telia Carrier) | ✔ | ✔ | |
| AS200918 | Pavel Zizka | ✔ | ✔ | |
| AS197019 | WEDOS Internet, a.s. | ✔ | ✔ | |
| AS199657 | TNtech, s.r.o. | ✔ | ✔ | |
| AS51586 | ServerZone s.r.o. | ✔ | ✔ | |
| AS50833 | FIBER TELECOM s.r.o. | ✔ | ✔ | |
| AS51331 | SychrovNET s.r.o | ✔ | ✔ | |
| AS62298 | Computer Systems Consulting s.r.o. | ✔ | ✔ | |
| AS57081 | Scarfbot Technologies, s.r.o. | ✔ | ✔ | |
| AS26431 | Happy Telecommunications LLC | ✔ | ✔ | |
| AS9080 | Ipex A.S | ✔ | ✔ | |
| AS60086 | Valvera s.r.o. | ✔ | ✔ | |
| AS212362 | INERA.CZ s.r.o. | ✘ | ✔ | |
| AS5405 | Inter.link GmbH | ✔ | ✔ | |
| AS49985 | IP4ISP z.s.p.o | ✔ | ✔ | |
| AS39392 | SH.cz s.r.o. | ✔ | ✔ | |
| AS204332 | TKC system s.r.o. | ✔ | ✔ | |
| AS15685 | CASABLANCA INT a.s. | ✔ | ✔ | |
| AS50629 | LWLcom GmbH | ✔ | ✔ | |
| AS8218 | Zayo Europe | ✔ | ✔ | |
| AS24940 | Hetzner Online GmbH | ✔ | ✔ | |
| AS6204 | INTERKVM HOST SRL | ✔ | ✔ | |
| AS9136 | WOBCOM GmbH | ✔ | ✔ | |
| AS20562 | Open Peering (Broadband Hosting B.V.) | ✔ | ✔ | |
| AS14840 | BR.DIGITAL | ✔ | ✘ | |
| AS51800 | FIBER Network s.r.o. | ✔ | ✔ | |
| AS49544 | i3D.net B.V | ✔ | ✔ | |
| AS200249 | Products Up GmbH | ✔ | ✔ | |
| AS21430 | WIA spol. s.r.o. | ✔ | ✘ | |
| AS6424 | EDGOO NETWORKS | ✔ | ✔ | |
| AS216265 | ARISTO NETWORKS LTD | ✔ | ✘ | |
| AS57344 | Telehouse EAD | ✔ | ✘ | |
| AS9498 | Bharti Airtel Ltd. | ✔ | ✘ | |
| AS50698 | TETA s.r.o. | ✔ | ✔ | |
| AS40994 | Alwyzon (Hohl IT) | ✔ | ✔ | |
| AS60068 | Datacamp Limited (CDN77 / DataPacket) | ✔ | ✔ | |
| AS1764 | Next Layer Telecommunications | ✔ | ✔ | |
| AS44066 | firstcolo GmbH | ✔ | ✔ | |
| AS51184 | Fonira Telekom GmbH | ✔ | ✔ | |
| AS9009 | M247 Europe SRL | ✔ | ✘ | |
| AS32590 | Valve Corporation | ✔ | ✔ | |
| AS49121 | Infinity Telecom, s.r.o. | ✔ | ✔ | |
| AS8881 | 1&1 Versatel GmbH | ✔ | ✔ | |
| AS22356 | Durand do Brasil Ltda | ✔ | ✘ | |
| AS4455 | IX Reach Ltd | ✔ | ✘ | |
| AS199524 | Gcore S.A. | ✔ | ✔ | |
| AS2852 | CESNET z.s.p.o. | ✔ | ✘ | |
| AS42473 | Anexia Cloud Solutions GmbH | ✔ | ✔ | |
| AS53062 | ALT | GRUPO BRASIL TECPAR | ✔ | ✘ | |
| AS36236 | NetActuate, Inc | ✔ | ✔ | |
| AS35297 | Dataline LLC | ✔ | ✔ | |
| AS21215 | UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd | ✔ | ✘ | |
| AS47110 | Cloud4com s.r.o. | ✔ | ✔ | |
| AS8767 | M-net Telekommunikations GmbH | ✔ | ✔ | |
| AS56382 | vServer.site LTD | ✔ | ✔ | |
| AS8529 | Zain Omantel International FZ-LLC | ✔ | ✘ | |
| AS24482 | SG.GS | ✔ | ✔ | |
| AS264409 | Huge Networks | ✔ | ✘ | |
| AS8801 | Rocket Fibre Ltd | ✘ | ✔ | |
| AS16097 | HL komm Telekommunikations GmbH | ✔ | ✘ | |
| AS34779 | T-2, d.o.o. | ✔ | ✘ | |
| AS6663 | Türk Telekom International | ✔ | ✔ | |
| AS3212 | Telemach Slovenija d.o.o. | ✔ | ✘ | |
| AS30058 | FDCservers.net | ✔ | ✘ | |
| AS21013 | eww ag | ✔ | ✘ | |
| AS215120 | Evolus IT Solutions GmbH | ✔ | ✘ | |
| AS24953 | NETPLANET GmbH | ✔ | ✘ | |
| AS15169 | Google LLC | ✔ | ✘ |
Downstreams
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS200918 | Pavel Zizka | ✔ | ✔ | |
| AS197019 | WEDOS Internet, a.s. | ✔ | ✔ | |
| AS199657 | TNtech, s.r.o. | ✔ | ✔ | |
| AS51586 | ServerZone s.r.o. | ✔ | ✔ | |
| AS50833 | FIBER TELECOM s.r.o. | ✔ | ✔ | |
| AS51331 | SychrovNET s.r.o | ✔ | ✔ | |
| AS26431 | Happy Telecommunications LLC | ✔ | ✔ | |
| AS57081 | Scarfbot Technologies, s.r.o. | ✔ | ✔ | |
| AS62298 | Computer Systems Consulting s.r.o. | ✔ | ✔ | |
| AS9080 | Ipex A.S | ✔ | ✔ | |
| AS212362 | INERA.CZ s.r.o. | ✘ | ✔ | |
| AS60086 | Valvera s.r.o. | ✔ | ✔ | |
| AS204332 | TKC system s.r.o. | ✔ | ✔ | |
| AS49985 | IP4ISP z.s.p.o | ✔ | ✔ |
aut-num: AS42000 as-name: KAORA descr: Czech Republic org: ORG-Ks29-RIPE remarks: ..................................................... remarks: : Transit customers | remarks: ---------------------------------------------------- import: from AS42000:AS-CUSTOMERS accept AS42000:AS-CUSTOMERS export: to AS42000:AS-CUSTOMERS announce ANY mp-import: afi ipv6.unicast from AS42000:AS-CUSTOMERS accept AS42000:AS-CUSTOMERS mp-export: afi ipv6.unicast to AS42000:AS-CUSTOMERS announce ANY remarks: ..................................................... remarks: : Upstream/transit connectivity | remarks: ---------------------------------------------------- import: from AS42000:AS-UPSTREAMS accept ANY export: to AS42000:AS-UPSTREAMS announce AS-KAORA mp-import: afi ipv6.unicast from AS42000:AS-UPSTREAMS accept ANY AND NOT { ::/0 } mp-export: afi ipv6.unicast to AS42000:AS-UPSTREAMS announce AS-KAORA remarks: ..................................................... remarks: : NIX.CZ/Prague peerings | remarks: ---------------------------------------------------- import: from AS42000:AS-NIXCZ-PEERINGS accept ANY AND NOT { 0.0.0.0/0 } export: to AS42000:AS-NIXCZ-PEERINGS announce AS-KAORA mp-import: afi ipv6.unicast from AS42000:AS-NIXCZ-PEERINGS accept ANY AND NOT { ::/0 } mp-export: afi ipv6.unicast to AS42000:AS-NIXCZ-PEERINGS announce AS-KAORA remarks: ..................................................... remarks: : SIX.SK/Bratislava peerings | remarks: ---------------------------------------------------- import: from AS42000:AS-SIXSK-PEERINGS accept ANY AND NOT { 0.0.0.0/0 } export: to AS42000:AS-SIXSK-PEERINGS announce AS-KAORA remarks: ..................................................... remarks: : We're filter the bogus networks like: | remarks: : 10.0.0.0/8 | remarks: : 127.0.0.0/8 | remarks: : 169.254.0.0/16 | remarks: : 172.16.0.0/12 | remarks: : 192.168.0.0/16 | remarks: : 224.0.0.0/3 | remarks: : We also filter prefixes longer than /24. | remarks: :...................................................| remarks: : Operational issues 24x7: noc@kaora.cz | remarks: +--------------------------------------------------- status: ASSIGNED mnt-by: RIPE-NCC-END-MNT mnt-by: MNT-KAORA admin-c: DUMY-RIPE tech-c: DUMY-RIPE notify: lir@kaora.cz created: 2006-11-30T14:20:28Z last-modified: 2019-10-16T06:43:20Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** organisation: ORG-Ks29-RIPE org-name: Futruy s.r.o. country: CZ org-type: LIR address: Dummy address for ORG-Ks29-RIPE # Email removed, Log into bgp.tools to see whois emails abuse-c: AR14432-RIPE mnt-ref: RIPE-NCC-HM-MNT mnt-ref: MNT-KAORA mnt-by: RIPE-NCC-HM-MNT mnt-by: MNT-KAORA created: 2008-08-01T07:05:22Z last-modified: 2025-05-06T17:45:00Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: ****************************Last Update: 2026-02-07T03:23:47Z UTC
Member of the following AS-SETs
| - | Member | ASN Count |
|---|---|---|
| RIPE | as-43413_nt-nix | 69 |
| RIPE | as-kaora-peering | 418 |
| RADB | as-hurricanev6 | 20349 |
| RIPE | as8251:as-nix-peerings | 49 |
| RIPE | as24971:as-mai-nix-peer | 89257 |
| RIPE | as-to2-nix-peer | 63 |
| RIPE | as-energotel_six_peers | 52 |
| RIPE | as-kaora | 670 |
| LEVEL3 | as-level3-origins-eu | 0 |
| RIPE | as47110:as-transits | 2 |
| RIPE | as-kaora-transit | 373 |
- PeeringDB AS-SET:
- RIPE::AS-KAORA
- Suggested Prefix Limits
-
IPv4: 600
IPv6: 300
Internet Exchange Points
| Name | IPv4 | IPv6 | Link Speed | |
|---|---|---|---|---|
| NIX.CZ | 91.210.16.42 | 2001:7f8:14::28:2 | 200 gbps | |
| Peering.cz | 185.0.20.204 | 2001:7f8:7f::204 | 10 gbps | |
| NIX.CZ | 91.210.16.41 | 2001:7f8:14::28:1 | n/a |