AS Number
AS42000
AS Name
KAORA
Org Name
Futruy s.r.o.
Country / Region
Czech
Registry

ripe

RegDate

Updated

2024-07-22T14:14:32Z

AS42000 Looking Glass
IPv4Prefixes

5

IPv6Prefixes

1

IPv4 NUMs

6,400

IPv6 NUMs(/64)

34,359,738,368

CIDR Description IP Num
91.103.160.0/21
IRR InValid
Futruy s.r.o. 2048
94.124.104.0/21
IRR InValid
Futruy s.r.o. 2048
185.99.68.0/22
IRR Valid
Futruy s.r.o. 1024
192.162.96.0/22
IRR Valid
David Barta 1024
217.11.245.0/24
IRR Valid
Sic-CZ 256
CIDR Description IP NUMs(prefix /64)
2a00:1790::/29
IRR InValid
Futruy s.r.o. 34359738368
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,584 4,294,967,296 IPv4 IPv4
AS9009 M247 - M247 Europe SRL, RO Romania 1,569,536 257,769,079,040 IPv4 IPv4
AS14840 BR.Digital Telecom, BR Brazil 72,960 14,010,613,760 IPv4 IPv4
AS22356 Durand do Brasil Ltda, BR Brazil 25,856 4,294,967,296 IPv4 IPv4
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS47692 NESSUS - Nessus GmbH, AT Austria 37,376 34,359,869,440 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS51800 FIBERNET-ASN - FIBER Network s.r.o., CZ Czech 2,048 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 411,392 77,326,778,368 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84,736 236,223,463,424 IPv4 IPv4 IPv6 IPv6
AS2852 CESNET2 - CESNET z.s.p.o., CZ Czech 849,920 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 3,840 268,500,999 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS35369 LINZAG-TELEKOM-AS - LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation, AT Austria 38,400 4,295,032,832 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42,496 17,179,869,184 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5,632 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 39,680 6,442,450,944 IPv4 IPv4
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,104 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,568 2,293,760 IPv4 IPv4 IPv6 IPv6
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv4 IPv4
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 13,824 111,669,149,696 IPv4 IPv4 IPv6 IPv6
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28,416 4,848,746,496 IPv4 IPv4
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4
AS59890 Kabel-TV-Lampert - Kabel-TV Lampert GmbH & Co KG, AT Austria 13,312 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,256 12,884,967,424 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6
AS39392 SuperNetwork - SH.cz s.r.o., CZ Czech 31,744 73,014,509,568 IPv4 IPv4 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS47110 CLOUD4COM-AS - Cloud4com s.r.o., CZ Czech 4,608 4,294,967,296 IPv4 IPv4
AS51586 SERVERZONECZ - ServerZone s.r.o., CZ Czech 1,280 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS60086 VALVERA - Valvera s.r.o., CZ Czech 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS9080 GIN - Ipex A.S, CZ Czech 26,624 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS57081 SCARFBOT - Scarfbot Technologies, s.r.o., CZ Czech 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS197019 WEDOS - WEDOS Internet, a.s., CZ Czech 10,240 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS204332 TKCSystem - TKC system s.r.o., CZ Czech 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS15685 CASABLANCA-AS - CASABLANCA INT a.s., CZ Czech 31,232 4,294,967,296 IPv4 IPv4
AS26431 HAPPYPEERING - Happy Telecommunications LLC, US United States 256 2,097,152 IPv4 IPv4 IPv6 IPv6
AS51331 ModernTV - SychrovNET s.r.o, CZ Czech 1,536 50,331,648 IPv4 IPv4 IPv6 IPv6
AS199657 TOUSKOVNET - TNtech, s.r.o., CZ Czech 3,072 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS200918 ORELSOFT - Pavel Zizka, CZ Czech 5,376 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS212362 TREFCON-NET - INERA.CZ s.r.o., CZ Czech 0 4,294,967,296 IPv6 IPv6
AS49985 IP4ISP - IP4ISP z.s.p.o, CZ Czech 17,920 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS62298 CSC - Computer Systems Consulting s.r.o., CZ Czech 256 34,359,738,368 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.42 2001:7f8:14::28:2 100 Gbps 2020-06-24 09:04:43
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.41 2001:7f8:14::28:1 100 Gbps 2020-06-24 09:04:43
Czech Peering.cz - Peering.cz eXchange 185.0.20.204 2001:7f8:7f::204 10 Gbps 2023-03-03 09:38:21

Private Peering Facilities

Country / Region Name City Website Updated
GTS Telehouse Prague Prague http://www.gtsnovera.cz/ 2016-03-14 20:56:46
CE Colo Prague Prague http://www.cecolo.com/ 2016-03-14 20:56:46
GTS Nagano Prague Prague http://www.gtsnovera.cz/ 2016-03-14 21:57:07
TTC TELEPORT DC1 Prague http://www.ttc-teleport.cz/ 2020-06-24 09:00:26
Casablanca INT s.r.o. Prague https://www.casablanca.cz/ 2020-06-24 09:00:34
DC Coolhousing - Prague Prague http://www.coolhousing.net 2020-06-24 09:00:40
České Radikomunikace, a.s. Prague https://www.cra.cz 2020-06-24 09:00:59
Sitel Bratislava Bratislava http://www.sitel.sk 2020-06-24 09:01:12

Whois Record

as-block AS40960 - AS42171

as-block
descr
RIPE NCC ASN block
remarks
These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by
RIPE-NCC-HM-MNT
created
2024-07-22T14:14:32Z
last-modified
2024-07-22T14:14:32Z
source
RIPE

aut-num AS42000

aut-num
as-name
KAORA
descr
Czech Republic
org
ORG-Ks29-RIPE
remarks
.....................................................
: Transit customers |
----------------------------------------------------
.....................................................
: Upstream/transit connectivity |
----------------------------------------------------
.....................................................
: NIX.CZ/Prague peerings |
----------------------------------------------------
.....................................................
: SIX.SK/Bratislava peerings |
----------------------------------------------------
.....................................................
: We're filter the bogus networks like: |
: 10.0.0.0/8 |
: 127.0.0.0/8 |
: 169.254.0.0/16 |
: 172.16.0.0/12 |
: 192.168.0.0/16 |
: 224.0.0.0/3 |
: We also filter prefixes longer than /24. |
:...................................................|
: Operational issues 24x7: [email protected] |
+---------------------------------------------------
import
from AS42000:AS-CUSTOMERS accept AS42000:AS-CUSTOMERS
from AS42000:AS-UPSTREAMS accept ANY
from AS42000:AS-NIXCZ-PEERINGS accept ANY AND NOT { 0.0.0.0/0 }
from AS42000:AS-SIXSK-PEERINGS accept ANY AND NOT { 0.0.0.0/0 }
export
to AS42000:AS-CUSTOMERS announce ANY
to AS42000:AS-UPSTREAMS announce AS-KAORA
to AS42000:AS-NIXCZ-PEERINGS announce AS-KAORA
to AS42000:AS-SIXSK-PEERINGS announce AS-KAORA
mp-import
afi ipv6.unicast from AS42000:AS-CUSTOMERS accept AS42000:AS-CUSTOMERS
afi ipv6.unicast from AS42000:AS-UPSTREAMS accept ANY AND NOT { ::/0 }
afi ipv6.unicast from AS42000:AS-NIXCZ-PEERINGS accept ANY AND NOT { ::/0 }
mp-export
afi ipv6.unicast to AS42000:AS-CUSTOMERS announce ANY
afi ipv6.unicast to AS42000:AS-UPSTREAMS announce AS-KAORA
afi ipv6.unicast to AS42000:AS-NIXCZ-PEERINGS announce AS-KAORA
status
ASSIGNED
mnt-by
RIPE-NCC-END-MNT
MNT-KAORA
admin-c
ZP326-RIPE
tech-c
ZP326-RIPE
notify
created
2006-11-30T14:20:28Z
last-modified
2019-10-16T06:43:20Z
source
RIPE

organisation ORG-Ks29-RIPE

organisation
ORG-Ks29-RIPE
org-name
Futruy s.r.o.
country
CZ
reg-nr
27145905
org-type
LIR
address
Opatovicka 4
11000
Praha
CZECH REPUBLIC
phone
+420775425024
e-mail
admin-c
ZP326-RIPE
abuse-c
AR14432-RIPE
mnt-ref
RIPE-NCC-HM-MNT
MNT-KAORA
mnt-by
RIPE-NCC-HM-MNT
MNT-KAORA
created
2008-08-01T07:05:22Z
last-modified
2026-05-13T07:32:28Z
source
RIPE

person Zdenek Polach

person
Zdenek Polach
address
Futruy s.r.o.
Opatovicka 4
Prague 1
The Czech republic
mnt-by
MNT-KAORA
phone
+420775425024
e-mail
nic-hdl
ZP326-RIPE
created
2006-11-29T14:32:46Z
last-modified
2025-05-06T17:21:22Z
source
RIPE

as-block:       AS40960 - AS42171
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2024-07-22T14:14:32Z
last-modified:  2024-07-22T14:14:32Z
source:         RIPE



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: [email protected] |
remarks:        +---------------------------------------------------
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-KAORA
admin-c:        ZP326-RIPE
tech-c:         ZP326-RIPE
notify:         [email protected]
created:        2006-11-30T14:20:28Z
last-modified:  2019-10-16T06:43:20Z
source:         RIPE

organisation:   ORG-Ks29-RIPE
org-name:       Futruy s.r.o.
country:        CZ
reg-nr:         27145905
org-type:       LIR
address:        Opatovicka 4
address:        11000
address:        Praha
address:        CZECH REPUBLIC
phone:          +420775425024
e-mail:         [email protected]
admin-c:        ZP326-RIPE
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:  2026-05-13T07:32:28Z
source:         RIPE

person:         Zdenek Polach
address:        Futruy s.r.o.
address:        Opatovicka 4
address:        Prague 1
address:        The Czech republic
mnt-by:         MNT-KAORA
phone:          +420775425024
e-mail:         [email protected]
nic-hdl:        ZP326-RIPE
created:        2006-11-29T14:32:46Z
last-modified:  2025-05-06T17:21:22Z
source:         RIPE