Exchanges · data from 2026-11-12
NIX.CZ Neutral Internet Exchange in the Czech Republic
Prague, CZ · members from IX Report (2026-11-12)
Route servers: RPKI + IRR filtering
For each member on the route servers: of the routes it originates, how many a route server would leave out if it dropped RPKI-invalid routes and filtered on the IRR the way IXP route servers commonly build their prefix lists: the member's AS-SETs from PeeringDB (with none, its own AS number), expanded as bgpq4 does against whois.radb.net, with more-specifics of a route object accepted down to /24 and /48 (bgpq4 -A -R 24 / -R 48). 1,835 routes are RPKI invalid and 2,927 fail the IRR filter. Only each member's own routes are counted: the collectors show a route's origin, not which network it came through, so customers' routes aren't in these numbers. Route objects only in LEVEL3 or IDNIC (no public dump) count as missing.
| AS7713Telekomunikasi Indonesia Int (TELIN) | APNIC::AS7713:AS-TELKOM-TRANSIT | 6,618 | 1,267 | 2,067 | 2,289 35% |
| AS6461Zayo | RIPE::AS-MFNX | 587 | 326 | 263 | 518 88% |
| AS16276OVHcloud | RIPE::AS-OVH | 889 | 68 | 91 | 94 11% |
| AS36351SoftLayer Technologies, Inc. (an IBM Company) | AS-SOFTLAYER | 488 | 6 | 76 | 81 17% |
| AS20940Akamai Technologies | RIPE::AS-AKAMAI | 4,825 | 22 | 78 | 78 2% |
| AS29405VNET a.s. | AS-VNET AS29405 not in it | 45 | 0 | 45 | 45 100% |
| AS13335Cloudflare | ARIN::AS13335:AS-CLOUDFLARE | 6,020 | 25 | 26 | 37 1% |
| AS199524Gcore | RIPE::AS-GCORE | 606 | 21 | 33 | 34 6% |
| AS211826ISTQSERVERS | AS211826:AS-ISTQ | 75 | 26 | 27 | 29 39% |
| AS6939Hurricane Electric | RADB::AS-HURRICANE RADB::AS-HURRICANEV6 | 285 | 2 | 26 | 26 9% |
| AS54113Fastly, Inc. | AS54113:AS-FASTLY | 1,861 | 1 | 23 | 23 1% |
| AS36692Cisco Umbrella | AS36692:AS-UMBRELLA | 862 | 0 | 17 | 17 2% |
| AS57344Telehouse | AS-57344 | 113 | 4 | 16 | 16 14% |
| AS51248Host-Telecom.com | AS-HOST-TELECOM-CZ | 42 | 15 | 15 | 15 36% |
| AS20804EXATEL SA | AS20804 no AS-SET in PeeringDB | 29 | 11 | 13 | 13 45% |
| AS396986ByteDance | AS-BD | 365 | 3 | 12 | 12 3% |
| AS12741Netia | RIPE::AS-NETIA | 177 | 7 | 11 | 11 6% |
| AS33353Sony Interactive Entertainment | AS-SBS | 146 | 0 | 11 | 11 8% |
| AS42005LightStorm Communications s.r.o. | AS-LIGHTSTORM | 27 | 0 | 10 | 10 37% |
| AS6881NIX.CZ, z.s.p.o. | RIPE::AS6881:AS-NIX | 11 | 6 | 6 | 8 73% |
| AS8518Radio Free Europe | AS8518 no AS-SET in PeeringDB | 38 | 0 | 5 | 5 13% |
| AS13150Cato Networks | RIPE::AS-CATONETWORKS-ASNS | 258 | 2 | 5 | 5 2% |
| AS36236NetActuate | RADB::AS36236:AS-NETACTUATE | 269 | 4 | 3 | 5 2% |
| AS112DNS-OARC-112 | AS112 | 8 | 4 | 4 | 4 50% |
| AS15169Google LLC | RADB::AS-GOOGLE | 1,463 | 4 | 0 | 4 0% |
| AS33891Core-Backbone | AS33891:AS-CORE-BACKBONE | 4 | 3 | 4 | 4 100% |
| AS2686AT&T EMEA | RIPE::AS-IGNEMEA | 178 | 0 | 3 | 3 2% |
| AS4455BSO | RIPE::AS-BSO | 63 | 0 | 3 | 3 5% |
| AS6663Türk Telekom International | RIPE::AS-PANTEL | 55 | 3 | 3 | 3 5% |
| AS24940Hetzner Online | AS-HETZNER | 101 | 2 | 3 | 3 3% |
| AS1820Wnet Telecom USA | ARIN::AS-WTUC | 50 | 0 | 2 | 2 4% |
| AS8218Zayo Europe | RIPE::AS-NEOT RIPE::AS-NEOT6 | 25 | 0 | 2 | 2 8% |
| AS10310Yahoo | AS-YAHOO | 111 | 0 | 2 | 2 2% |
| AS23764CTGNet | AS-CTGNET | 215 | 0 | 2 | 2 1% |
| AS24482SG.GS | AS-SGGS | 51 | 0 | 2 | 2 4% |
| AS26415VeriSign Global Registry Services | AS-GTLD | 3 | 1 | 2 | 2 67% |
| AS43541VSHosting s.r.o. | AS43541:AS-VSHOSTING-CZ | 27 | 0 | 2 | 2 7% |
| AS200070CZ.NIC, z.s.p.o. (AS200070) | AS-CZNIC-TRANSIT | 10 | 0 | 2 | 2 20% |
| AS202297SkylonHost | AS-SKYLON | 8 | 0 | 2 | 2 25% |
| AS204384OTT UKRAINE | AS204384 | 34 | 0 | 2 | 2 6% |
| AS8648one.com Group AB and its subsidiaries | RIPE::AS8648:AS-ONE-NETWORK | 95 | 0 | 1 | 1 1% |
| AS8778Slovanet | RIPE::AS-SLOVANET | 7 | 0 | 1 | 1 14% |
| AS28725CETIN | RIPE::AS-CETIN | 12 | 0 | 1 | 1 8% |
| AS40994Alwyzon | AS40994:AS-ALWYZON | 27 | 1 | 1 | 1 4% |
| AS42739HAWE TELEKOM | AS-HAWE-ALL | 14 | 1 | 1 | 1 7% |
| AS50398FASTCOMMUNICATIONS | AS50398 no AS-SET in PeeringDB | 8 | 0 | 1 | 1 12% |
| AS55256Netskope | AS-NETSKOPE-55256 | 673 | 0 | 1 | 1 0% |
| AS60592Gransy s.r.o. - anycastdns.cz | AS60592 no AS-SET in PeeringDB | 21 | 0 | 1 | 1 5% |
146 other route-server members would have every route they originate accepted; 5 originate no routes the collectors see.
Members
Every member on IX Report's lists for NIX.CZ, with the routes it originates. Also as members.csv.
| AS16509Amazon.com | 24,25118,119 v4 · 6,132 v6 | 99% | 25 |
| AS7713Telekomunikasi Indonesia Int (TELIN) | 6,6183,883 v4 · 2,735 v6 | 63% | 1,267 |
| AS13335Cloudflare | 6,0202,780 v4 · 3,240 v6 | 95% | 25 |
| AS20940Akamai Technologies | 4,8254,037 v4 · 788 v6 | 99% | 22 |
| AS31898Oracle Cloud Infrastructure | 3,9042,886 v4 · 1,018 v6 | 96% | 15 |
| AS54113Fastly, Inc. | 1,861613 v4 · 1,248 v6 | 100% | 1 |
| AS15169Google LLC | 1,4631,284 v4 · 179 v6 | 100% | 4 |
| AS8075Microsoft | 1,3801,242 v4 · 138 v6 | 98% | 2 |
| AS16276OVHcloud | 889844 v4 · 45 v6 | 80% | 68 |
| AS36692Cisco Umbrella | 862687 v4 · 175 v6 | 99% | 0 |
| AS55256Netskope | 673673 v4 · 0 v6 | 77% | 0 |
| AS32934Meta | 639272 v4 · 367 v6 | 96% | 0 |
| AS199524Gcore | 606459 v4 · 147 v6 | 90% | 21 |
| AS6461Zayo | 587373 v4 · 214 v6 | 27% | 326 |
| AS36351SoftLayer Technologies, Inc. (an IBM Company) | 488415 v4 · 73 v6 | 3% | 6 |
| AS702Verizon - EMEA | 467445 v4 · 22 v6 | 1% | 0 |
| AS42473Anexia | 435298 v4 · 137 v6 | 93% | 0 |
| AS32787Akamai Prolexic DDoS Mitigation | 394315 v4 · 79 v6 | 83% | 0 |
| AS396986ByteDance | 365245 v4 · 120 v6 | 96% | 3 |
| AS6939Hurricane Electric | 285243 v4 · 42 v6 | 84% | 2 |
| AS36236NetActuate | 269199 v4 · 70 v6 | 90% | 4 |
| AS13150Cato Networks | 258258 v4 · 0 v6 | 99% | 2 |
| AS28458IENTC Telecom Mexico | 216214 v4 · 2 v6 | 68% | 1 |
| AS23764CTGNet | 215186 v4 · 29 v6 | 94% | 0 |
| AS1273Vodafone Global Network | 205203 v4 · 2 v6 | 60% | 0 |
| AS49544i3D.net | 190138 v4 · 52 v6 | 87% | 0 |
| AS6830Liberty Global | 188178 v4 · 10 v6 | 81% | 30 |
| AS2686AT&T EMEA | 178177 v4 · 1 v6 | 1% | 0 |
| AS12741Netia | 177174 v4 · 3 v6 | 84% | 7 |
| AS8220Colt | 173154 v4 · 19 v6 | 91% | 0 |
| AS1299Arelion (Twelve99) | 156132 v4 · 24 v6 | 67% | 10 |
| AS33353Sony Interactive Entertainment | 14682 v4 · 64 v6 | 5% | 0 |
| AS5400BT | 12686 v4 · 40 v6 | 78% | 0 |
| AS57344Telehouse | 113112 v4 · 1 v6 | 93% | 4 |
| AS10310Yahoo | 11189 v4 · 22 v6 | 6% | 0 |
| AS16019Vodafone Czech Republic | 10790 v4 · 17 v6 | 100% | 0 |
| AS24940Hetzner Online | 10196 v4 · 5 v6 | 67% | 2 |
| AS8648one.com Group AB and its subsidiaries | 9587 v4 · 8 v6 | 98% | 0 |
| AS1764next layer | 8470 v4 · 14 v6 | 61% | 0 |
| AS32590Valve Corporation | 8045 v4 · 35 v6 | 100% | 0 |
| AS211826ISTQSERVERS | 7570 v4 · 5 v6 | 48% | 26 |
| AS5610O2 Czech Republic | 7267 v4 · 5 v6 | 96% | 0 |
| AS21430WIA | 7065 v4 · 5 v6 | 97% | 0 |
| AS4455BSO | 6348 v4 · 15 v6 | 79% | 0 |
| AS15685Casablanca INT a.s. | 6059 v4 · 1 v6 | 100% | 0 |
| AS5578SWAN / exBENESTRA | 5853 v4 · 5 v6 | 91% | 0 |
| AS6663Türk Telekom International | 5553 v4 · 2 v6 | 95% | 3 |
| AS24482SG.GS | 5146 v4 · 5 v6 | 94% | 0 |
| AS1820Wnet Telecom USA | 5045 v4 · 5 v6 | 100% | 0 |
| AS15694ATMAN Business | 4944 v4 · 5 v6 | 94% | 0 |
| AS6855Slovak Telekom/T-Mobile CZ | 4839 v4 · 9 v6 | 75% | 0 |
| AS24971MasterDC | 4633 v4 · 13 v6 | 98% | 0 |
| AS29405VNET a.s. | 4538 v4 · 7 v6 | 71% | 0 |
| AS31229Beyond.pl | 4337 v4 · 6 v6 | 81% | 0 |
| AS51248Host-Telecom.com | 4237 v4 · 5 v6 | 62% | 15 |
| AS29208Quantcom | 4136 v4 · 5 v6 | 85% | 0 |
| AS8518Radio Free Europe | 3837 v4 · 1 v6 | 87% | 0 |
| AS6507Riot Games | 3736 v4 · 1 v6 | 86% | 0 |
| AS35592Coolhousing | 3531 v4 · 4 v6 | 89% | 0 |
| AS204384OTT UKRAINE | 3434 v4 · 0 v6 | 97% | 0 |
| AS20804EXATEL SA | 2928 v4 · 1 v6 | 62% | 11 |
| AS29134Webglobe | 2924 v4 · 5 v6 | 90% | 0 |
| AS49121IN8INITY EU | 2920 v4 · 9 v6 | 90% | 0 |
| AS51013Websupport | 2825 v4 · 3 v6 | 100% | 0 |
| AS2852CESNET | 2726 v4 · 1 v6 | 100% | 0 |
| AS40994Alwyzon | 2726 v4 · 1 v6 | 96% | 1 |
| AS42005LightStorm Communications s.r.o. | 2726 v4 · 1 v6 | 4% | 0 |
| AS42656Allegro.pl | 2721 v4 · 6 v6 | 100% | 0 |
| AS43541VSHosting s.r.o. | 2720 v4 · 7 v6 | 78% | 0 |
| AS201730DataSpring | 2726 v4 · 1 v6 | 100% | 0 |
| AS8674Netnod | 2616 v4 · 10 v6 | 100% | 0 |
| AS51184fonira Telekom | 2616 v4 · 10 v6 | 100% | 0 |
| AS8218Zayo Europe | 2520 v4 · 5 v6 | 72% | 0 |
| AS30764PODA | 2119 v4 · 2 v6 | 100% | 0 |
| AS60592Gransy s.r.o. - anycastdns.cz | 2118 v4 · 3 v6 | 90% | 0 |
| AS13119Akademickie Centrum Informatyki ZUT | 2019 v4 · 1 v6 | 100% | 0 |
| AS31117Energotel | 2017 v4 · 3 v6 | 45% | 0 |
| AS352362 connect | 2012 v4 · 8 v6 | 100% | 0 |
| AS35328DSI DATA | 2019 v4 · 1 v6 | 100% | 0 |
| AS20144l.root-servers.net | 199 v4 · 10 v6 | 0% | 0 |
| AS24806INTERNET CZ | 1918 v4 · 1 v6 | 100% | 0 |
| AS15962Orange Slovensko | 1817 v4 · 1 v6 | 100% | 0 |
| AS15935ha-vel internet s.r.o. | 1613 v4 · 3 v6 | 94% | 0 |
| AS47232ISP Alliance | 1610 v4 · 6 v6 | 75% | 0 |
| AS50833Fiber Telecom Czechia | 1611 v4 · 5 v6 | 100% | 0 |
| AS51154pCloud | 1616 v4 · 0 v6 | 100% | 0 |
| AS204860NetX Networks a.s. | 167 v4 · 9 v6 | 50% | 0 |
| AS25192CZ.NIC, z.s.p.o. | 158 v4 · 7 v6 | 100% | 0 |
| AS42739HAWE TELEKOM | 1412 v4 · 2 v6 | 86% | 1 |
| AS43709SilesNet | 147 v4 · 7 v6 | 100% | 0 |
| AS198101Kooperativa pojistovna, a.s., Vienna Insurance Group | 1410 v4 · 4 v6 | 100% | 0 |
| AS202921CC INTERNET | 1413 v4 · 1 v6 | 100% | 0 |
| AS21215UGNI | 1312 v4 · 1 v6 | 85% | 1 |
| AS39906CoProSys | 1311 v4 · 2 v6 | 100% | 0 |
| AS24641FASTER CZ | 1210 v4 · 2 v6 | 92% | 0 |
| AS25512CD-Telematika a.s. | 1211 v4 · 1 v6 | 100% | 0 |
| AS28725CETIN | 1210 v4 · 2 v6 | 92% | 0 |
| AS34955Slavnet networks s.r.o. | 1212 v4 · 0 v6 | 0% | 0 |
| AS43037Seznam.cz, a.s. | 126 v4 · 6 v6 | 100% | 0 |
| AS50698TETA | 129 v4 · 3 v6 | 100% | 0 |
| AS215248215248 - Bastiaan Mathijs Brink | 125 v4 · 7 v6 | 92% | 0 |
| AS6881NIX.CZ, z.s.p.o. | 115 v4 · 6 v6 | 45% | 6 |
| AS10922Better Stack, Inc. | 118 v4 · 3 v6 | 100% | 0 |
| AS28952O2 Business Services | 119 v4 · 2 v6 | 100% | 0 |
| AS34820DELTA ONLINE | 1110 v4 · 1 v6 | 100% | 0 |
| AS44358Kauno Technologijos Universitetas AS44358 | 105 v4 · 5 v6 | 100% | 0 |
| AS48298Národní agentura pro komunikační a informační technologie, s. p. | 109 v4 · 1 v6 | 100% | 0 |
| AS48417ITS akciova spolecnost | 109 v4 · 1 v6 | 60% | 0 |
| AS48448Embark Studios (AS48448) | 105 v4 · 5 v6 | 100% | 0 |
| AS200070CZ.NIC, z.s.p.o. (AS200070) | 105 v4 · 5 v6 | 100% | 0 |
| AS25424InterneXt 2000 | 97 v4 · 2 v6 | 100% | 0 |
| AS29583Spinoco Czech Republic | 99 v4 · 0 v6 | 100% | 0 |
| AS42841ANTIK Telecom | 98 v4 · 1 v6 | 100% | 0 |
| AS43070JAW.cz s.r.o | 96 v4 · 3 v6 | 56% | 0 |
| AS44306Omonia | 98 v4 · 1 v6 | 100% | 0 |
| AS49206PeakFactory | 96 v4 · 3 v6 | 100% | 0 |
| AS207187TKR Jasek | 96 v4 · 3 v6 | 100% | 0 |
| AS112DNS-OARC-112 | 86 v4 · 2 v6 | 50% | 4 |
| AS20723AVONET | 87 v4 · 1 v6 | 88% | 0 |
| AS25234ACTIVE 24 | 85 v4 · 3 v6 | 100% | 0 |
| AS28972M-SOFT | 86 v4 · 2 v6 | 62% | 0 |
| AS28978Centralny Osrodek Informatyki Gornictwa S.A. - COIG | 87 v4 · 1 v6 | 75% | 0 |
| AS39790WEB4U | 85 v4 · 3 v6 | 100% | 0 |
| AS49025Prozeta | 87 v4 · 1 v6 | 100% | 0 |
| AS50398FASTCOMMUNICATIONS | 87 v4 · 1 v6 | 88% | 0 |
| AS56800LAST MILE | 87 v4 · 1 v6 | 100% | 0 |
| AS60606Blindspot Technologies | 86 v4 · 2 v6 | 100% | 0 |
| AS202297SkylonHost | 82 v4 · 6 v6 | 50% | 0 |
| AS8251NFX, z.s.p.o. (FreeTel, s.r.o.) | 76 v4 · 1 v6 | 100% | 0 |
| AS8778Slovanet | 75 v4 · 2 v6 | 57% | 0 |
| AS15614Dragon Internet a.s. | 76 v4 · 1 v6 | 100% | 0 |
| AS25248Radiokomunikace | 75 v4 · 2 v6 | 71% | 0 |
| AS47114ZlinNet | 75 v4 · 2 v6 | 0% | 0 |
| AS204949CMIS | 77 v4 · 0 v6 | 100% | 0 |
| AS209369The Cloud Provider | 75 v4 · 2 v6 | 100% | 0 |
| AS215704NGN CZ s.r.o. | 76 v4 · 1 v6 | 100% | 0 |
| AS6204ZET.NET | 65 v4 · 1 v6 | 100% | 0 |
| AS11284NIC.BR c.dns.br | 63 v4 · 3 v6 | 100% | 0 |
| AS12905ACS | 65 v4 · 1 v6 | 100% | 0 |
| AS29086GiTy | 65 v4 · 1 v6 | 100% | 0 |
| AS42000Kaora | 65 v4 · 1 v6 | 50% | 0 |
| AS47110Cloud4com, a.s. | 65 v4 · 1 v6 | 83% | 0 |
| AS197013Sprintel s.r.o. | 65 v4 · 1 v6 | 100% | 0 |
| AS203165Statni pokladna Centrum sdilenych sluzeb | 63 v4 · 3 v6 | 100% | 0 |
| AS205535Windyghoul | 63 v4 · 3 v6 | 0% | 0 |
| AS206548ZCOM.cz s.r.o. | 65 v4 · 1 v6 | 100% | 0 |
| AS31127SATRO s.r.o. | 54 v4 · 1 v6 | 100% | 0 |
| AS34080MIRAMO spol | 54 v4 · 1 v6 | 100% | 0 |
| AS39791Telco Pro Services, a. s. | 53 v4 · 2 v6 | 100% | 0 |
| AS48602Connect plus | 54 v4 · 1 v6 | 100% | 0 |
| AS50338GamerHost s.r.o. | 54 v4 · 1 v6 | 100% | 0 |
| AS56344Viridium.cz | 54 v4 · 1 v6 | 0% | 0 |
| AS58239hanspaul-city.net | 54 v4 · 1 v6 | 0% | 0 |
| AS59959SferiaNET.cz | 54 v4 · 1 v6 | 40% | 0 |
| AS59970AmigoNet | 53 v4 · 2 v6 | 100% | 0 |
| AS199657TNtech | 54 v4 · 1 v6 | 60% | 0 |
| AS201702skHosting.eu s.r.o. | 53 v4 · 2 v6 | 100% | 0 |
| AS10906NIC.BR b.dns.br | 42 v4 · 2 v6 | 100% | 0 |
| AS11644NIC.BR d.dns.br | 42 v4 · 2 v6 | 100% | 0 |
| AS33891Core-Backbone | 44 v4 · 0 v6 | 0% | 3 |
| AS38949Trestel SK | 43 v4 · 1 v6 | 100% | 0 |
| AS39904MERIT GROUP a.s. | 43 v4 · 1 v6 | 100% | 0 |
| AS44185BONET Systems | 43 v4 · 1 v6 | 100% | 0 |
| AS64488IOPS | 43 v4 · 1 v6 | 25% | 0 |
| AS197307Core4Net | 43 v4 · 1 v6 | 100% | 0 |
| AS208060Dr. Max BDC | 43 v4 · 1 v6 | 100% | 0 |
| AS212232BGP.Tools Route Collector | 40 v4 · 4 v6 | 100% | 0 |
| AS219440FunFirst s.r.o. | 42 v4 · 2 v6 | 100% | 0 |
| AS12508Rainside | 32 v4 · 1 v6 | 100% | 0 |
| AS26415VeriSign Global Registry Services | 32 v4 · 1 v6 | 33% | 1 |
| AS26431Happy Peering | 31 v4 · 2 v6 | 100% | 0 |
| AS31349a-net Liberec | 32 v4 · 1 v6 | 100% | 0 |
| AS39817OVANET a.s. | 32 v4 · 1 v6 | 100% | 0 |
| AS43413NEW TELEKOM, spol. s r.o. | 32 v4 · 1 v6 | 100% | 0 |
| AS44712eHAMnet | 32 v4 · 1 v6 | 100% | 0 |
| AS47868AVONET, s.r.o. | 32 v4 · 1 v6 | 100% | 0 |
| AS49115E-MAX INTERNET & IT | 32 v4 · 1 v6 | 100% | 0 |
| AS50695VLTAVA LABE MEDIA a.s. | 32 v4 · 1 v6 | 100% | 0 |
| AS52092Alf servis | 32 v4 · 1 v6 | 100% | 0 |
| AS59984KLFREE NETWORKS, s.r.o. | 32 v4 · 1 v6 | 67% | 0 |
| AS61241AS61241 | 33 v4 · 0 v6 | 100% | 0 |
| AS61296TechCom | 32 v4 · 1 v6 | 100% | 0 |
| AS197046FIXnet s.r.o. | 32 v4 · 1 v6 | 100% | 0 |
| AS199490INTERCONNECT s.r.o. | 32 v4 · 1 v6 | 100% | 0 |
| AS199803ComSource | 32 v4 · 1 v6 | 100% | 0 |
| AS200970Riepert Informationstechnologie GmbH | 32 v4 · 1 v6 | 100% | 0 |
| AS201163Komerční banka, a.s. | 33 v4 · 0 v6 | 100% | 0 |
| AS203018Pamico | 32 v4 · 1 v6 | 100% | 0 |
| AS206703NCS s.r.o. | 32 v4 · 1 v6 | 33% | 0 |
| AS212974TomaNet | 33 v4 · 0 v6 | 100% | 0 |
| AS2484AFNIC (DNS Anycast) | 21 v4 · 1 v6 | 100% | 0 |
| AS8913Mopos Communications A.S | 21 v4 · 1 v6 | 100% | 0 |
| AS21320GEANT IAS | 21 v4 · 1 v6 | 50% | 1 |
| AS28892Český úřad zeměměřický a katastrální | 21 v4 · 1 v6 | 100% | 0 |
| AS29504Freenet Liberec | 21 v4 · 1 v6 | 100% | 0 |
| AS43542OptoNet Communication, spol. s r.o. | 21 v4 · 1 v6 | 100% | 0 |
| AS43653PEGONET | 22 v4 · 0 v6 | 0% | 0 |
| AS44522AS44522 | 21 v4 · 1 v6 | 100% | 0 |
| AS48451Pražská energetika, a.s. | 21 v4 · 1 v6 | 100% | 0 |
| AS51800FIBER Network s.r.o. | 21 v4 · 1 v6 | 100% | 0 |
| AS56456C2NET s.r.o. | 21 v4 · 1 v6 | 100% | 0 |
| AS197284AS197284 | 21 v4 · 1 v6 | 100% | 0 |
| AS199298GIGANET CZ | 21 v4 · 1 v6 | 100% | 0 |
| AS199405Oslavany.NET, spolek | 21 v4 · 1 v6 | 100% | 0 |
| AS199806DCIT | 21 v4 · 1 v6 | 100% | 0 |
| AS201594Český telekomunikační úřad | 21 v4 · 1 v6 | 0% | 0 |
| AS204394Cortex, a.s. | 21 v4 · 1 v6 | 100% | 0 |
| AS204772Reditelstvi silnic a dalnic CR | 21 v4 · 1 v6 | 0% | 0 |
| AS209719Ministerstvo obrany | 21 v4 · 1 v6 | 100% | 0 |
| AS210111netcraftsolutions | 21 v4 · 1 v6 | 100% | 0 |
| AS8646cloudinfrastack | 11 v4 · 0 v6 | 100% | 0 |
| AS47949gsnet.cz | 11 v4 · 0 v6 | 100% | 0 |
| AS57463NetIX Communications | 11 v4 · 0 v6 | 100% | 0 |
| AS59747CZ.NIC TLD .UA | 10 v4 · 1 v6 | 100% | 0 |
| AS204917Mi-JaNET | 11 v4 · 0 v6 | 100% | 0 |
| AS207153Stream-iT, s.r.o. | 11 v4 · 0 v6 | 0% | 0 |
| AS211816ERON X | 11 v4 · 0 v6 | 0% | 0 |
| AS213387TeSuNet s.r.o. | 11 v4 · 0 v6 | 100% | 0 |
| AS215582Jan Kalista AS215582 | 10 v4 · 1 v6 | 100% | 0 |
| AS41711FreeTel | none seen | ||
| AS47200NIX.CZ Route Servers | none seen | ||
| AS47627NIX.SK Route Servers | none seen | ||
| AS49931SITKOM, spol. s r.o. | none seen | ||
| AS201053EPIX.Transit | none seen | ||
| AS203072DomaTV s.r.o. | none seen |