AS Number
AS25192
AS Name
CZNIC-AS
Org Name
CZ.NIC, z.s.p.o.
Country
Czech
Registry

ripe

RegDate

N/A

Updated

2017-11-15T09:19:53Z

AS25192 Looking Glass
IPv4Prefixes

8

IPv6Prefixes

7

IPv4 NUMs

6,400

IPv6 NUMs(/64)

4,295,360,512

6,400 IPv4 Addresses
CIDR Description IP Num
185.43.132.0/22 CZ.NIC, z.s.p.o. 1024
185.43.134.0/24 E-NS-NIC-CZ 256
193.29.206.0/24 CZ.NIC, z.s.p.o. 256
194.0.12.0/24 CZ.NIC, z.s.p.o. 256
194.0.13.0/24 CZ.NIC, z.s.p.o. 256
194.0.14.0/24 CZ.NIC, z.s.p.o. 256
212.237.229.0/24 CZ.NIC, z.s.p.o. 256
217.31.192.0/20 CZ.NIC, z.s.p.o. 4096
CIDR Description IP NUMs(prefix /64)
2001:678:1::/48 CZ.NIC, z.s.p.o. 65536
2001:678:f::/48 CZ.NIC, z.s.p.o. 65536
2001:678:10::/48 CZ.NIC, z.s.p.o. 65536
2001:678:11::/48 CZ.NIC, z.s.p.o. 65536
2001:1488::/32 CZ-NIC-NET 4294967296
2001:148f:fffb::/48 F-NS-NIC-CZ 65536
2001:148f:fffd::/48 E-NS-NIC-CZ 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84,992 240,518,430,720 IPv4 IPv4 IPv6 IPv6
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2,156,032 68,719,607,808 IPv4 IPv4 IPv6 IPv6
AS14840 BR.Digital Telecom, BR Brazil 70,912 14,010,220,544 IPv4 IPv4 IPv6 IPv6
AS34867 COSMONOVA-AS - Cosmonova LLC, UA Ukraine 33,792 34,359,738,368 IPv4 IPv4
AS52468 UFINET PANAMA S.A., PA Panama 201,216 69,655,330,816 IPv4 IPv4
AS263237 PowerHost Telecom SPA, CL Chile 3,328 196,608 IPv4 IPv4 IPv6 IPv6
AS13058 serve-u-AS - serve-u - Buchholz und Suenderhauf GbR, DE Germany 2,048 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS17557 PKTELECOM-AS-PK - Pakistan Telecommuication company limited, PK Pakistan 3,852,916 4,295,032,832 IPv4 IPv4
AS47734 TELECOM-IT-SOLUTIONS-AS - Telecom IT Solutions SRL, RO Romania 256 65,536 IPv4 IPv4 IPv6 IPv6
AS262462 Aranet Play, BR Brazil 14,336 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS396356 LATITUDE-SH - Latitude.sh, US United States 178,944 288,864,862,208 IPv4 IPv4 IPv6 IPv6
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2,219,008 4,299,227,136 IPv6 IPv6
AS27678 NIC Chile, CL Chile 2,304 393,216 IPv4 IPv4 IPv6 IPv6
AS34019 HIVANE - Hivane Association, FR France 2,816 1,245,184 IPv4 IPv4 IPv6 IPv6
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,673,728 52,076,871,680 IPv4 IPv4 IPv6 IPv6
AS12552 GlobalConnect-AS12552 - GlobalConnect AB, SE Sweden 562,432 214,749,282,304 IPv4 IPv4 IPv6 IPv6
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 570,112 107,374,182,400 IPv4 IPv4
AS49605 DTS-AS - Digital Telecommunication Services S.r.l., IT Italy 9,216 38,654,705,664 IPv4 IPv4
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,328 4,294,967,296 IPv4 IPv4
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 368,640 38,654,705,664 IPv6 IPv6
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 768 268,435,456 IPv4 IPv4
AS8674 NETNOD-IX - Netnod AB, SE Sweden 7,936 8,590,065,664 IPv4 IPv4 IPv6 IPv6
AS51519 Karabro - Karabro AB, SE Sweden 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS269180 VIPNET Conexão, BR Brazil 1,024 4,294,967,296 IPv4 IPv4
AS47147 AS-ANX - Anexia Cloud Solutions GmbH, AT Austria 1,536 131,072 IPv4 IPv4
AS3701 LINK-OREGON - University of Oregon, US United States 170,496 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,000 9,680,650,240 IPv4 IPv4
AS6695 DECIX-AS - DE-CIX Management GmbH, DE Germany 0 0 IPv4 IPv4
AS12570 ITSELF - O2 Czech Republic, a.s., CZ Czech 53,760 38,654,705,664 IPv4 IPv4
AS22548 Núcleo de Inf. e Coord. do Ponto BR - NIC.BR, BR Brazil 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 35,584 107,374,182,400 IPv4 IPv4 IPv6 IPv6
AS31510 IKB-AS - Innsbrucker Kommunalbetriebe AG, AT Austria 27,904 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS53202 Acesso10 Telecom, BR Brazil 8,192 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS56987 AS-ABACLOUDA - ABACLOUDA SAS, FR France 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 22,528 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 46,336 42,949,804,032 IPv4 IPv4 IPv6 IPv6
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 13,312 4,312,924,160 IPv4 IPv4
AS40528 ICANN-LAX - ICANN, US United States 2,560 262,144 IPv4 IPv4 IPv6 IPv6
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5,376 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS47692 NESSUS - Nessus GmbH, AT Austria 37,120 34,359,869,440 IPv4 IPv4 IPv6 IPv6
AS7195 EDGEUNO S.A.S, CO Colombia 31,488 4,275,109,888 IPv4 IPv4 IPv6 IPv6
AS9930 TTNET-MY - TT DOTCOM SDN BHD, MY Malaysia 741,888 4,295,098,368 IPv4 IPv4
AS16876 ICANN-DC - ICANN, US United States 1,792 262,144 IPv4 IPv4 IPv6 IPv6
AS35360 GARGUNET - Frederic Gargula, CH Switzerland 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 40,448 4,294,967,296 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 115,712 352,458,178,560 IPv4 IPv4 IPv6 IPv6
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 2,816 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS15547 NETPLUS - netplus.ch SA, CH Switzerland 135,168 42,949,672,960 IPv4 IPv4
AS20932 SIG-ST - Services Industriels de Geneve, CH Switzerland 9,472 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS25091 IP-Max - IP-Max SA, CH Switzerland 15,104 68,719,607,808 IPv4 IPv4 IPv6 IPv6
AS37474 JINX - ISPA SA, ZA South Africa 1,536 65,536 IPv4 IPv4 IPv6 IPv6
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 43,520 17,179,869,184 IPv4 IPv4
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 13,824 111,669,149,696 IPv4 IPv4 IPv6 IPv6
AS28716 RETELIT-AS - Retelit Digital Services S.p.A., IT Italy 43,520 107,374,182,400 IPv4 IPv4
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1,072,896 12,884,901,888 IPv4 IPv4 IPv6 IPv6
AS37271 Workonline - Workonline Communications(Pty) Ltd, ZA South Africa 9,216 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4,096 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS61573 IP TELECOM, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 104,960 77,403,783,168 IPv4 IPv4 IPv6 IPv6
AS559 Switch, CH Switzerland 2,184,960 176,093,790,208 IPv4 IPv4 IPv6 IPv6
AS28624 PROVEDORA CMA INTERNET LTDA, BR Brazil 37,888 4,294,967,296 IPv4 IPv4
AS35280 F5 - F5 Networks SARL, FR France 53,760 81,604,378,624 IPv4 IPv4 IPv6 IPv6
AS42473 AS-ANEXIA - Anexia Cloud Solutions GmbH, AT Austria 85,248 4,320,264,192 IPv4 IPv4 IPv6 IPv6
AS48362 TKSWF-AS - Stadtwerke Feldkirch, AT Austria 7,680 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4
AS262427 Invista Net Provedor de Acesso Ltda, BR Brazil 8,192 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 395,008 77,326,843,904 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,153,732 25,769,934,848 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS25248 BlueTone-AS - RADIOKOMUNIKACE a.s., CZ Czech 106,752 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12,800 2,162,688 IPv4 IPv4 IPv6 IPv6
AS35625 EUROFIBER-FRANCE - Eurofiber France SAS, FR France 29,184 103,095,992,320 IPv4 IPv4
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 768 4,295,360,512 IPv4 IPv4 IPv6 IPv6
AS267613 ELETRONET S.A., BR Brazil 1,024 21,474,836,480 IPv4 IPv4 IPv6 IPv6
AS7713 telkomnet-as-ap - Telekomunikasi Indonesia (PT), ID Indonesia 4,280,064 12,885,032,960 IPv4 IPv4
AS29802 HVC-AS - HIVELOCITY, Inc., US United States 367,680 12,857,638,912 IPv4 IPv4 IPv6 IPv6
AS53062 ALT | GRUPO BRASIL TECPAR, BR Brazil 27,136 4,504,699,155,841,024 IPv4 IPv4 IPv6 IPv6
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 116,992 1,191,444,480 IPv4 IPv4
AS1916 Rede Nacional de Ensino e Pesquisa, BR Brazil 726,912 268,566,784 IPv4 IPv4 IPv6 IPv6
AS32653 ENETWORKS - eNetworks cc, ZA South Africa 40,960 68,719,476,736 IPv4 IPv4
AS38001 NEWMEDIAEXPRESS-AS-AP - NewMedia Express Pte Ltd, SG Singapore 22,016 5,505,024 IPv4 IPv4 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 40,192 6,442,450,944 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 580,864 282,631,665,680,384 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS26710 ICANN-ANYCASTED-SERVICES - ICANN, US United States 1,792 393,216 IPv4 IPv4 IPv6 IPv6
AS52234 NIC Chile, CL Chile 256 65,536 IPv4 IPv4
AS52304 NIC Chile, CL Chile 256 65,536 IPv4 IPv4
AS29067 UATLD-AS - LLC "Hostmaster", UA Ukraine 1,792 589,824 IPv6 IPv6
AS20701 CZNIC-AS3 - CZ.NIC, z.s.p.o., CZ Czech 512 131,072 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Germany DE-CIX Frankfurt - DE-CIX Frankfurt 80.81.192.112 2001:7f8::6268:0:1 10 Gbps 2023-03-20 08:37:15
Germany DE-CIX Frankfurt - DE-CIX Frankfurt 80.81.193.112 2001:7f8::6268:1:1 10 Gbps 2020-11-11 09:23:04
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.3 2001:7f8:14::e:2 100 Gbps 2020-11-11 09:23:04
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.13 2001:7f8:14::e:4 100 Gbps 2020-11-11 09:23:04
Slovakia NIX.SK - Neutral Internet eXchange Slovakia 194.30.187.3 2001:7f8:91::2:1 10 Gbps 2020-11-30 07:45:14
Sweden Netnod Stockholm GREEN -- MTU1500 - Netnod AB 194.68.123.68 2001:7f8:d:ff::68 10 Gbps 2021-09-16 12:41:39
Sweden Netnod Stockholm BLUE -- MTU1500 194.68.128.68 2001:7f8:d:fe::68 10 Gbps 2021-09-16 12:41:39
Sweden Netnod Stockholm BLUE -- MTU4470 195.69.119.68 2001:7f8:d:fb::68 10 Gbps 2021-09-16 12:41:39
Sweden Netnod Stockholm GREEN -- MTU4470 195.245.240.68 2001:7f8:d:fc::68 10 Gbps 2021-09-16 12:41:39
Brazil IX.br (PTT.br) São Paulo - IX.br (PTT.br) São Paulo 187.16.221.12 2001:12f8::221:12 10 Gbps 2020-11-11 09:23:04
Italy MIX-IT - Milan Internet eXchange 217.29.67.72 2001:7f8:b:100:1d1:a5d2:5192:72 10 Gbps 2019-07-29 07:46:09
United States SIX Seattle - Seattle Internet Exchange (MTU 1500) 206.81.80.138 2001:504:16::6268 40 Gbps 2020-11-11 08:56:29
Singapore SGIX - Singapore Internet Exchange 103.16.102.189 2001:de8:12:100::189 10 Gbps 2020-11-11 09:20:51
South Africa JINX - Johannesburg Internet Exchange 196.60.97.18 2001:43f8:1f0::1:18 10 Gbps 2023-03-20 07:37:14
South Africa JINX - Johannesburg Internet Exchange 196.60.97.19 2001:43f8:1f0::1:19 10 Gbps 2023-03-20 07:37:15
Ukraine Giganet IXN - Giganet Internet exchange network 185.1.63.124 2001:7f8:6c::379 10 Gbps 2024-02-28 10:29:12

Private Peering Facilities

Country/Region Name City Website Updated
as-block:       AS25164 - AS25249
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:        2018-11-22T15:27:30Z
last-modified:  2018-11-22T15:27:30Z
source:         RIPE



aut-num:        AS25192
as-name:        CZNIC-AS
org:            ORG-Cz1-RIPE
admin-c:        CZ-RIPE
tech-c:         CZ-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
remarks:
remarks:        ----------------------------------------------------------------------
remarks:        TRANSIT IMPORT
mp-import:      afi any.unicast from AS25192:AS-TRANSIT accept ANY
remarks:
remarks:        EXCHANGE POINTS IMPORT
mp-import:      afi any.unicast from AS25192:AS-IX accept ANY
remarks:
remarks:        CUSTOMERS IMPORT
mp-import:      afi any.unicast from AS25192:AS-CUSTOMERS accept PeerAS
remarks:        ----------------------------------------------------------------------
remarks:
remarks:        ----------------------------------------------------------------------
remarks:        TRANSIT EXPORT
mp-export:      afi any.unicast to AS25192:AS-TRANSIT announce AS-CZNIC-TRANSIT
remarks:
remarks:        EXCHANGE POINTS EXPORT
mp-export:      afi any.unicast to AS25192:AS-IX announce AS-CZNIC
remarks:
remarks:        CUSTOMERS EXPORT
mp-export:      afi any.unicast to AS25192:AS-CUSTOMERS announce ANY
remarks:        ----------------------------------------------------------------------
remarks:
mnt-by:         CZ-NIC-MNT
created:        2002-08-28T09:25:35Z
last-modified:  2017-11-15T09:19:53Z
source:         RIPE

organisation:   ORG-Cz1-RIPE
org-name:       CZ.NIC, z.s.p.o.
country:        CZ
org-type:       LIR
address:        Milesovska 5
address:        13000
address:        Praha 3
address:        CZECH REPUBLIC
phone:          +420222745111
fax-no:         +420222745112
e-mail:         cto@nic.cz
admin-c:        MP12962-RIPE
admin-c:        JARA
admin-c:        OF156-RIPE
mnt-ref:        CZ-NIC-MNT
mnt-ref:        RIPE-NCC-HM-MNT
notify:         ntf@nic.cz
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CZ-NIC-MNT
abuse-c:        CZ-RIPE
created:        2004-04-17T11:04:42Z
last-modified:  2020-12-16T13:27:07Z
source:         RIPE

role:           Top level domain .CZ Operations
address:        CZ.NIC, z.s.p.o.
address:        Milesovska 5
address:        Praha 3
address:        130 00
address:        The Czech Republic
phone:          +420 222 745 111
fax-no:         +420 222 745 112
e-mail:         hostmaster@nic.cz
abuse-mailbox:  abuse@nic.cz
admin-c:        OF156-RIPE
tech-c:         MP12962-RIPE
tech-c:         JARA
nic-hdl:        CZ-RIPE
notify:         ntf@nic.cz
mnt-by:         CZ-NIC-MNT
created:        2003-05-16T20:14:31Z
last-modified:  2025-10-10T09:03:19Z
source:         RIPE