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AS25192

CZNIC-AS

----------------------------------------------------------------------

Registry

Authoritative registration data

AS number
25192
Name
CZNIC-AS
Organisation
----------------------------------------------------------------------
Country
—
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

8

IPv6 prefixes

7

Total announced

15

Announced prefixes

Observed in BGP by route collectors, not a registry allocation list

Prefixes announced by AS25192
217.31.192.0/20 IPv4 /20 not checked
185.43.132.0/22 IPv4 /22 not checked
185.43.134.0/24 IPv4 /24 RPKI valid
193.29.206.0/24 IPv4 /24 not checked
194.0.12.0/24 IPv4 /24 not checked
194.0.13.0/24 IPv4 /24 not checked
194.0.14.0/24 IPv4 /24 RPKI valid
212.237.229.0/24 IPv4 /24 not checked
2001:1488::/32 IPv6 /32 RPKI valid
2001:148f:fffb::/48 IPv6 /48 RPKI valid
2001:148f:fffd::/48 IPv6 /48 RPKI valid
2001:678:10::/48 IPv6 /48 not checked
2001:678:11::/48 IPv6 /48 RPKI valid
2001:678:1::/48 IPv6 /48 RPKI valid
2001:678:f::/48 IPv6 /48 not checked

No rows match “”.

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Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS25192
Address families
DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN 20,000 Mbps IPv4 · IPv6
Giganet IXN: Global exchange 20,000 Mbps IPv4 · IPv6
IX.br (PTT.br) São Paulo: ATM/MPLA 10,000 Mbps IPv4 · IPv6
JINX: JINX Peering 20,000 Mbps IPv4 · IPv6
MIX-IT 10,000 Mbps IPv4 · IPv6
NIX.CZ: Public peering VLAN 200,000 Mbps IPv4 · IPv6
NIX.SK 10,000 Mbps IPv4 · IPv6
Netnod Stockholm BLUE -- MTU1500: STH-B -- MTU1500 10,000 Mbps IPv4 · IPv6
Netnod Stockholm BLUE -- MTU4470: STH-B -- MTU4470 10,000 Mbps IPv4 · IPv6
Netnod Stockholm GREEN -- MTU1500: STH-A -- MTU1500 10,000 Mbps IPv4 · IPv6
Netnod Stockholm GREEN -- MTU4470: STH-A -- MTU4470 10,000 Mbps IPv4 · IPv6
SGIX: Peering LAN 10,000 Mbps IPv4 · IPv6
SIX Seattle: MTU 1500 40,000 Mbps IPv4 · IPv6

No rows match “”.

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Source:peeringdb retrieved

Exchange membership means the network has a listed connection; it does not prove peering with other members.

Observed adjacencies

Networks seen next to AS25192 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

57 networks seen before AS25192 in AS paths

Observed upstreams
Families
AS25248 BlueTone-AS 773 2,094
v4 v6
AS1299 TWELVE99 626 1,711
v4 v6
AS37474 ORG-IS32-AFRINIC 172 555
v4 v6
AS38001 NEWMEDIAEXPRESS-AS-AP 137 385
v4 v6
AS12570 ITSELF 189 244
v4
AS8218 NEO-ASN 23 240
v4 v6
AS6939 HURRICANE 93 195
v4
AS8674 NETNOD-IX 79 172
v4 v6
AS29802 HVC-AS 65 149
v4 v6
AS6461 ZAYO-6461 41 145
v4 v6
AS14840 ASN14840 4 63
v4 v6
AS22548 ASN22548 26 55
v4 v6
AS34867 COSMONOVA-AS 19 45
v4 v6
AS396356 LATITUDE-SH 16 42
v4 v6
AS27678 27678 23 36
v4 v6
AS4455 BSO 9 34
v4 v6
AS16876 ICANN-DC 11 33
v4 v6
AS34019 HIVANE 3 30
v4 v6
AS1764 NEXTLAYER-AS 7 24
v4 v6
AS48362 TKSWF-AS 2 24
v4 v6
AS25091 IP-Max 2 19
v4 v6
AS6057 6057 2 16
v4 v6
AS8758 IWAY 2 14
v4 v6
AS34927 iFog-GmbH 2 14
v4 v6
AS6204 ZET-NET 6 13
v4
AS34549 MEER-AS 3 12
v4 v6
AS6797 GLOBALCONNECT-NET 1 12
v4 v6
AS6663 TTI-NET 4 10
v4
AS29632 NASSIST-AS 3 9
v6
AS24961 MYLOC-AS 2 9
v4 v6
AS34177 CELESTE-AS 2 9
v4 v6
AS5405 INTERDOTLINK 2 8
v4 v6
AS39351 ESAB-AS 2 8
v4 v6
AS40528 ICANN-LAX 3 7
v4 v6
AS35625 EUROFIBER-FRANCE 2 7
v4 v6
AS50304 BLIX 3 6
v4
AS20485 TRANSTELECOM 2 6
v4
AS60171 AFRIX-AS 1 6
v4 v6
AS61626 ASN61626 1 6
v4 v6
AS205103 TELEGRAPH-AS 1 6
v4 v6
AS394256 CLOUDSINGULARITY 1 6
v4 v6
AS22356 ASN22356 3 4
v4
AS12577 MMC-AT-AS 1 4
v4 v6
AS12637 SEEWEB 2 3
v4 v6
AS12859 NL-BIT 2 3
v6
AS4230 ASN4230 1 3
v4 v6
AS7195 7195 1 3
v6
AS24889 MONZOON-AS 1 3
v6
AS1836 GREEN 1 2
v4
AS8772 NLineLLC 1 2
v6
AS20473 AS-VULTR 1 2
v6
AS29691 NINE 1 2
v4
AS212024 RISSON 1 2
v4 v6
AS7713 telkomnet-as-ap 1 1
v4
AS15958 CETIN_doo_AS 1 1
v4
AS28716 RETELIT-AS 1 1
v4
AS39249 KICUA-AS 1 1
v6

No rows match “”.

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Observed downstreams

7 networks seen after AS25192 in AS paths

Observed downstreams
Families
AS20701 CZNIC-AS3 426 1,384
v4 v6
AS26710 ICANN-ANYCASTED-SERVICES 319 1,036
v4 v6
AS29067 UATLD-AS 251 362
v6
AS52234 52234 125 210
v4 v6
AS52304 43 71
v4 v6
AS61455 61455 15 34
v4 v6
AS25152 K-ROOT-SERVER 2 2
v6

No rows match “”.

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Uncertain adjacencies

91 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS24482 SGGS-AS-AP 7 187
v4 v6
AS51184 FONIRA 7 50
v4 v6
AS49544 i3Dnet 5 38
v4 v6
AS6881 NIXCZ 8 28
v4 v6
AS29504 LBCFREE 8 28
v4 v6
AS40994 Alwyzon 7 26
v4 v6
AS12779 ITGATE 1 24
v4 v6
AS36236 NETACTUATE 4 23
v4 v6
AS212483 level86 5 20
v4
AS199524 GCORE 1 20
v4 v6
AS35280 F5 1 19
v4 v6
AS51185 MAINSTREAMING-AS 1 18
v4 v6
AS15547 NETPLUS 1 15
v4 v6
AS6424 EDGOO 1 14
v4 v6
AS47147 AS-ANX 1 14
v4 v6
AS198150 SIACOM-AS 5 12
v4
AS8529 OMANTEL-AS 1 12
v4 v6
AS61573 ASN61573 1 12
v4 v6
AS28624 ASN28624 1 8
v4 v6
AS28634 ASN28634 1 8
v4
AS37680 ORG-CIc1-AFRINIC 1 8
v4 v6
AS47692 NESSUS 1 8
v4 v6
AS52320 52320 1 8
v4 v6
AS52873 ASN52873 1 8
v4 v6
AS60503 FNXTEC 1 8
v4 v6
AS263152 ASN263152 1 8
v4 v6
AS263237 263237 1 8
v4 v6
AS271253 ASN271253 1 8
v4
AS328137 ORG-WSCL1-AFRINIC 1 8
v4 v6
AS328206 ORG-JAWU1-AFRINIC 1 8
v4 v6
AS553 BELWUE 1 6
v4 v6
AS3212 TELEMACH 1 6
v4 v6
AS8298 IPNG 1 6
v4 v6
AS20932 SIG-ST 1 6
v4 v6
AS25220 GLOBALNOC-AS 1 6
v4 v6
AS28917 Fiord-AS 1 6
v6
AS29075 IELO 1 6
v4 v6
AS29140 HOSTSERVER-AS 1 6
v4 v6
AS34288 AS34288 1 6
v4 v6
AS35360 GARGUNET 1 6
v4 v6
AS42541 FIBERBY 1 6
v4 v6
AS48919 UA-CITY-AS 1 6
v4 v6
AS56987 AS-ABACLOUDA 1 6
v4 v6
AS57777 MASSAR 1 6
v4 v6
AS58057 SECUREBIT 1 6
v4 v6
AS58299 OPENFACTORY-AS 1 6
v4 v6
AS64475 FREIFUNK-FRANKFURT 1 6
v4 v6
AS199938 NETZWERGE 1 6
v4 v6
AS209823 ENKI-AS 1 6
v4 v6
AS213151 CHRISELSEN 1 6
v4 v6
AS1828 UNITAS 1 5
v4 v6
AS264479 ASN264479 1 5
v4
AS559 Switch 1 4
v4 v6
AS17639 CONVERGE-AS 1 4
v4 v6
AS18106 VIEWQWEST-SG-AP 1 4
v4 v6
AS31510 IKB-AS 1 4
v4 v6
AS37239 ORG-IML1-AFRINIC 1 4
v4
AS37497 ORG-NPL3-AFRINIC 1 4
v6
AS37989 DCS1PTELTD-AS-AP 1 4
v4 v6
AS42473 AS-ANEXIA 1 4
v4 v6
AS45489 SLT-GLOBAL 1 4
v4 v6
AS51519 Karabro 1 4
v4 v6
AS133210 ENTECHNOLOGIES-AS-AP 1 4
v4 v6
AS262427 ASN262427 1 4
v4
AS13237 LAMBDANET-AS 1 3
v4
AS14630 INVESCO 1 3
v4
AS35598 INETCOM 1 3
v4
AS41327 FIBERTELECOM-AS 1 3
v6
AS142271 DOUBLESQUARE-AS-AP 1 3
v4
AS205112 PHILUNET 1 3
v4
AS206356 Freifunk-Essen 1 3
v4
AS210937 Showfom 1 3
v4
AS213241 TECHIT 1 3
v6
AS8888 XTOM 1 2
v6
AS15605 CONNESI 1 2
v4 v6
AS35710 WEBERCLOUD 1 2
v4
AS49605 DTS-AS 1 2
v4 v6
AS50877 AIRBEAM-AS 1 2
v4 v6
AS57111 ALTITUD 1 2
v4 v6
AS61292 BLXGRP 1 2
v6
AS198385 AlpineDC 1 2
v4
AS3214 XTOM 1 1
v6
AS5392 TELNET-ITALY 1 1
v4
AS5394 Unidata 1 1
v4
AS8660 MATRIX-AS 1 1
v4
AS21412 CGATES-AS 1 1
v4
AS49709 VIDEOBYTE 1 1
v4
AS56662 EUTPNET 1 1
v6
AS59919 BRAINBOX 1 1
v4
AS198249 OPSONE 1 1
v6
AS202032 GOLINE 1 1
v4

No rows match “”.

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Note:
These are observed adjacencies derived from BGP path data, not confirmed commercial relationships. A network appearing before another in an AS path does not establish that it is a paying transit customer, a settlement free peer, or anything else contractual. Adjacencies marked uncertain were seen only as direct peers of a route collector, so the collector's own peering may have created them.