AS Number
AS42000
AS Name
KAORA
Org Name
Futruy s.r.o.
Country
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

6,400 IPv4 Addresses
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
ROA Signed and Valid IRR Valid
Futruy s.r.o. 1024
192.162.96.0/22
IRR Valid
David Barta 1024
217.11.245.0/24
ROA Signed and Valid IRR Valid
Sic-CZ 256
CIDR Description IP NUMs(prefix /64)
2a00:1790::/29
ROA Signed and Valid IRR InValid
Futruy s.r.o. 34359738368
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS59890 Kabel-TV-Lampert - Kabel-TV Lampert GmbH & Co KG, AT Austria 13,312 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS9009 M247 - M247 Europe SRL, RO Romania 1,577,984 257,768,358,144 IPv4 IPv4
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,312 2,228,224 IPv4 IPv4 IPv6 IPv6
AS14840 BR.Digital Telecom, BR Brazil 72,960 14,010,613,760 IPv4 IPv4
AS22356 Durand do Brasil Ltda, BR Brazil 28,672 4,294,967,296 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS24940 HETZNER-AS - Hetzner Online GmbH, DE Germany 3,174,400 77,309,476,864 IPv4 IPv4 IPv6 IPv6
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 408,064 77,326,843,904 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 458,752 282,627,370,713,088 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,104 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 4,608 4,294,967,296 IPv4 IPv4
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 2,560 268,501,000 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5,888 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv4 IPv4
AS47692 NESSUS - Nessus GmbH, AT Austria 37,632 34,359,869,440 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42,496 17,179,869,184 IPv4 IPv4
AS39392 SuperNetwork - SH.cz s.r.o., CZ Czech 31,744 73,014,509,568 IPv4 IPv4 IPv6 IPv6
AS51800 FIBERNET-ASN - FIBER Network s.r.o., CZ Czech 2,048 4,294,967,296 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
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28,160 17,196,711,936 IPv4 IPv4
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84,736 236,223,463,424 IPv4 IPv4 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 39,680 6,442,450,944 IPv4 IPv4
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2,265,344 4,299,358,208 IPv4 IPv4
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 13,824 111,669,149,696 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS62298 CSC - Computer Systems Consulting s.r.o., CZ Czech 256 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS199657 TOUSKOVNET - TNtech, s.r.o., CZ Czech 3,072 0 IPv4 IPv4 IPv6 IPv6
AS15685 CASABLANCA-AS - CASABLANCA INT a.s., CZ Czech 31,232 4,294,967,296 IPv4 IPv4
AS51331 ModernTV - SychrovNET s.r.o, CZ Czech 1,536 50,331,648 IPv4 IPv4 IPv6 IPv6
AS212362 TREFCON-NET - INERA.CZ s.r.o., CZ Czech 256 4,294,967,296 IPv6 IPv6
AS9080 GIN - Ipex A.S, CZ Czech 26,624 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS26431 HAPPYPEERING - Happy Telecommunications LLC, US United States 256 2,097,152 IPv4 IPv4 IPv6 IPv6
AS47110 CLOUD4COM-AS - Cloud4com s.r.o., CZ Czech 4,608 4,294,967,296 IPv4 IPv4
AS57081 SCARFBOT - Scarfbot Technologies, s.r.o., CZ Czech 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS60086 VALVERA - Valvera s.r.o., CZ Czech 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS200918 ORELSOFT - Pavel Zizka, CZ Czech 5,376 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS49985 IP4ISP - IP4ISP z.s.p.o, CZ Czech 17,920 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS51586 SERVERZONECZ - ServerZone s.r.o., CZ Czech 1,280 8,589,934,592 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
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: noc@kaora.cz |
remarks:        +---------------------------------------------------
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-KAORA
admin-c:        ZP326-RIPE
tech-c:         ZP326-RIPE
notify:         lir@kaora.cz
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:         lir@futruy.cz
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:         lir@futruy.cz
nic-hdl:        ZP326-RIPE
created:        2006-11-29T14:32:46Z
last-modified:  2025-05-06T17:21:22Z
source:         RIPE