AS25248 — Radiokomunikace Ceske Radiokomunikace a.s.

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// Radiokomunikace // Ceske Radiokomunikace a.s.

AS Name: BlueTone-AS

Description: The Czech Republic

Organization: ORG-CRa1-RIPE

Registry: RIPE

Imports from (105)
Exports to (100)

⚠️ CIRCL BGP Security Rank: 0.0452% (position 6625)

aut-num:        AS25248
as-name: BlueTone-AS
descr: The Czech Republic
org: ORG-CRa1-RIPE
import: from AS1299 accept ANY
export: to AS1299 announce AS-BLUETONE-CUST
import: from AS5588 accept ANY
export: to AS5588 announce AS-BLUETONE-CUST
import: from AS8928 accept ANY
export: to AS8928 announce AS-BLUETONE-CUST
import: from AS25192 accept ANY
export: to AS25192 announce AS-BLUETONE-CUST
import: from AS29134 accept ANY
export: to AS29134 announce AS-BLUETONE-CUST
import: from AS20723 accept ANY
export: to AS20723 announce AS-BLUETONE-CUST
import: from AS29321 accept ANY
export: to AS29134 announce AS-BLUETONE-CUST
import: from AS29134 accept ANY
export: to AS29321 announce AS-BLUETONE-CUST
import: from AS29208 accept ANY
export: to AS29208 announce AS-BLUETONE-CUST
import: from AS15685 accept ANY
export: to AS15685 announce AS-BLUETONE-CUST
import: from AS25424 accept ANY
export: to AS25424 announce AS-BLUETONE-CUST
import: from AS29113 accept ANY
export: to AS29113 announce AS-BLUETONE-CUST
import: from AS29086 accept ANY
export: to AS29086 announce AS-BLUETONE-CUST
import: from AS21430 accept ANY
export: to AS21430 announce AS-BLUETONE-CUST
import: from AS5407 accept ANY
export: to AS5407 announce AS-BLUETONE-CUST
import: from AS35592 accept ANY
export: to AS35592 announce AS-BLUETONE-CUST
import: from AS15512 accept ANY
export: to AS15512 announce AS-BLUETONE-CUST
import: from AS42000 accept ANY
export: to AS42000 announce AS-BLUETONE-CUST
import: from AS39817 accept ANY
export: to AS39817 announce AS-BLUETONE-CUST
import: from AS15935 accept ANY
export: to AS15935 announce AS-BLUETONE-CUST
import: from AS38949 accept ANY
export: to AS38949 announce AS-BLUETONE-CUST
import: from AS2819 accept ANY
export: to AS2819 announce AS-BLUETONE-CUST
import: from AS12570 accept ANY
export: to AS12570 announce AS-BLUETONE-CUST
import: from AS16246 accept ANY
export: to AS16246 announce AS-BLUETONE-CUST
import: from AS2686 accept ANY
export: to AS2686 announce AS-BLUETONE-CUST
import: from AS8251 accept ANY
export: to AS8251 announce AS-BLUETONE-CUST
import: from AS31246 accept ANY
export: to AS31246 announce AS-BLUETONE-CUST
import: from AS24971 accept ANY
export: to AS24971 announce AS-BLUETONE-CUST
import: from AS30764 accept ANY
export: to AS30764 announce AS-BLUETONE-CUST
import: from AS16019 accept ANY
export: to AS16019 announce AS-BLUETONE-CUST
import: from AS25512 accept ANY
export: to AS25512 announce AS-BLUETONE-CUST
import: from AS13036 accept ANY
export: to AS13036 announce AS-BLUETONE-CUST
import: from AS28725 accept ANY
export: to AS28725 announce AS-BLUETONE-CUST
import: from AS8928 accept ANY
export: to AS8928 announce AS-BLUETONE-CUST
import: from AS34080 accept ANY
export: to AS34080 announce AS-BLUETONE-CUST
import: from AS35361 accept ANY
export: to AS35361 announce AS-BLUETONE-CUST
import: from AS25036 accept ANY
export: to AS25036 announce AS-BLUETONE-CUST
import: from AS35214 accept ANY
export: to AS35214 announce AS-BLUETONE-CUST
import: from AS33883 accept ANY
export: to AS33883 announce AS-BLUETONE-CUST
import: from AS35236 accept ANY
export: to AS35236 announce AS-BLUETONE-CUST
import: from AS39392 accept ANY
export: to AS39392 announce AS-BLUETONE-CUST
import: from AS29583 accept ANY
export: to AS29583 announce AS-BLUETONE-CUST
import: from AS5610 accept ANY
export: to AS5610 announce AS-BLUETONE-CUST
import: from AS24806 accept ANY
export: to AS24806 announce AS-BLUETONE-CUST
import: from AS8913 accept ANY
export: to AS8913 announce AS-BLUETONE-CUST
import: from AS30134 accept ANY
export: to AS30134 announce AS-BLUETONE-CUST
import: from AS39791 accept ANY
export: to AS39791 announce AS-BLUETONE-CUST
import: from AS2852 accept ANY
export: to AS2852 announce AS-BLUETONE-CUST
import: from AS9080 accept ANY
export: to AS9080 announce AS-BLUETONE-CUST
import: from AS12767 accept ANY
export: to AS12767 announce AS-BLUETONE-CUST
import: from AS25234 accept ANY
export: to AS25234 announce AS-BLUETONE-CUST
import: from AS112 accept ANY
export: to AS112 announce AS-BLUETONE-CUST
import: from AS6881 accept ANY
export: to AS6881 announce AS-BLUETONE-CUST
import: from AS15598 accept AS-IPX
export: to AS15598 announce AS-BLUETONE-CUST
import: from AS39790 accept ANY
export: to AS39790 announce AS-BLUETONE-CUST
import: from AS16265 accept ANY
export: to AS16265 announce AS-BLUETONE-CUST
import: from AS41711 accept ANY
export: to AS41711 announce AS-BLUETONE-CUST
import: from AS42908 accept ANY
export: to AS42908 announce AS-BLUETONE-CUST
import: from AS28972 accept ANY
export: to AS28972 announce AS-BLUETONE-CUST
import: from AS28851 accept AS28851
export: to AS28851 announce AS-BLUETONE-CUST
import: from AS43708 accept AS43708
export: to AS43708 announce AS-BLUETONE-CUST
import: from AS43541 accept AS43541
export: to AS43541 announce AS-BLUETONE-CUST
import: from AS38952 accept AS38952
export: to AS38952 announce AS-BLUETONE-CUST
import: from AS47232 accept AS47232
export: to AS47232 announce AS-BLUETONE-CUST
import: from AS47868 accept AS47868
export: to AS47868 announce AS-BLUETONE-CUST
import: from AS16276 accept AS-OVH
export: to AS16276 announce AS-BLUETONE-CUST
import: from AS51025 accept ANY
export: to AS51025 announce AS-BLUETONE-CUST
import: from AS196822 accept AS196822
export: to AS196822 announce ANY
import: from AS44002 accept AS44002
export: to AS44002 announce ANY
import: from AS197046 accept AS-FIXNET
export: to AS197046 announce ANY
import: from AS196762 accept AS196762
export: to AS196762 announce ANY
import: from AS52130 accept AS52130
export: to AS52130 announce ANY
import: from AS57904 accept AS57904
export: to AS57904 announce ANY
import: from AS25192 accept RS-CZ-NIC
export: to AS25192 announce ANY
import: from AS199600 accept AS199600
export: to AS199600 announce ANY
import: from AS197565 accept AS197565
export: to AS197565 announce ANY
import: from AS197875 accept AS197875
export: to AS198991 announce ANY
import: from AS48405 accept AS48405
export: to AS48405 announce ANY
import: from AS57496 accept AS57496
export: to AS57496 announce ANY
import: from AS206344 accept AS206344
export: to AS206344 announce ANY
import: from AS11521 accept AS11521
export: to AS11521 announce ANY
import: from AS206438 accept AS206438
export: to AS206438 announce ANY
import: from AS204405 accept AS204405
export: to AS204405 announce ANY
import: from AS39790 accept AS39790
export: to AS39790 announce ANY
import: from AS204351 accept AS204351
export: to AS204351 announce ANY
import: from AS201931 accept AS201931
export: to AS201931 announce ANY
import: from AS202556 accept AS202556
export: to AS202556 announce ANY
import: from AS201727 accept AS201727
export: to AS201727 announce ANY
import: from AS51331 accept AS51331
export: to AS51331 announce ANY
import: from AS205724 accept AS205724
export: to AS205724 announce ANY
import: from AS201594 accept AS201594
export: to AS201594 announce ANY
import: from AS206712 accept AS206712
export: to AS206712 announce ANY
import: from AS213223 accept AS213223
export: to AS213223 announce ANY
import: from AS52058 accept AS52058
export: to AS52058 announce ANY
import: from AS62176 accept AS62176
export: to AS62176 announce ANY
import: from AS59925 accept AS59925
export: to AS59925 announce ANY
import: from AS62083 accept AS62083
export: to AS62083 announce ANY
import: from AS215704 accept AS215704
export: to AS215704 announce ANY
import: from AS213359 accept AS213359
export: to AS213359 announce ANY
import: from AS202073 accept AS202073
export: to AS202073 announce ANY
import: from AS47110 accept AS-CLOUD4COM AS-CZ-DS
export: to AS47110 announce ANY
import: from AS207391 accept AS207391
export: to AS207391 announce ANY
import: from AS206613 accept AS206613
export: to AS206613 announce ANY
import: from AS200871 accept AS200871
export: to AS200871 announce ANY
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: BlueTone-MNT
created: 2002-09-20T09:38:10Z
last-modified: 2026-09-02T11:56:08Z
source: RIPE
remarks: ****************************
remarks: * THIS OBJECT IS MODIFIED
remarks: * Please note that all data that is generally regarded as personal
remarks: * data has been removed from this object.
remarks: * To view the original object, please query the RIPE Database at:
remarks: * http://www.ripe.net/whois
remarks: ****************************

Direct Membership

Macros that directly list AS25248 as a member:


AS25192:AS-TRANSIT(9 members)
AS-BLUETONE-CUST(33 members)
AS-CRA(33 members)
AS-CRA-CZNIX(33 members)
AS-EMAXSIXPEERS(39 members)
AS-SIXSTIP-SET(47 members)
AS8251:AS-NIX-PEERINGS(49 members)
AS-TO2-NIX-PEER(63 members)
AS-TRANSCZ(70 members)
AS24971:AS-MAI-NIX-PEER(74 members)
AS42000:AS-NIXCZ-PEERINGS(80 members)
AS-DIALTELECOM(112 members)
AS-ECRCCUSTDE(127 members)
AS-INTEROUTE(675 members)
AS-BTN-CUSTOMERS(1495 members)
AS-LEVEL3-ORIGINS-EU(7728 members)
AS-HURRICANEV6(20402 members)

Expanded Membership

All macros containing AS25248 (directly or via nested macros): 208

Show 100 macros
AS25192:AS-TRANSIT(9 ASNs)
AS-EMAXSIXPEERS(39 ASNs)
AS-SIXSTIP-SET(47 ASNs)
AS8251:AS-NIX-PEERINGS(49 ASNs)
AS-BLUETONE-CUST(52 ASNs)
AS-CRA(52 ASNs)
AS-CRA-CZNIX(52 ASNs)
AS-TO2-NIX-PEER(63 ASNs)
AS42000:AS-NIXCZ-PEERINGS(80 ASNs)
AS-DIALTELECOM(183 ASNs)
AS-DIALTELECOM-SIX(186 ASNs)
AS-COMSOURCE(255 ASNs)
AS-TRANSCZ(261 ASNs)
AS-GTSCZ(388 ASNs)
AS-SLOVAK(406 ASNs)
AS-GTS-CE(1,469 ASNs)
AS-BTN(1,495 ASNs)
AS-BTN-CUSTOMERS(1,495 ASNs)
AS-GBXSCUST(2,370 ASNs)
AS-REALROUTE(4,267 ASNs)
AS-LEVEL3-ORIGINS-EU(7,728 ASNs)
AS-LEVELTHREEEU(7,728 ASNs)
AS-OCCAID6(19,611 ASNs)
AS-OCCAID6-CUSTOMERS(19,611 ASNs)
AS-HURRICANEV6(20,402 ASNs)
AS-SEECIX-V6(20,691 ASNs)
AS56858:AS-SEECIX-V6(20,691 ASNs)
AS-DECIX-RIC-V6(20,721 ASNs)
AS393752:AS-DECIX-RIC-V6(20,721 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-TIX(21,568 ASNs)
AS-LITIX-V6(22,027 ASNs)
AS-T-CIX-V6(22,807 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-DECIX-BCN-V6(28,476 ASNs)
AS57802:AS-DECIX-BCN-V6(28,476 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-SWISS-IX(28,564 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-EQUINIX-PA(34,681 ASNs)
AS-MONIX-PEERS(37,180 ASNs)
AS-TAHOEIX-MEMBERS(37,370 ASNs)
AS-MBIX-RS-MEMBERS(37,425 ASNs)
AS-ECRCCUSTDE(37,596 ASNs)
AS-ECRC(37,597 ASNs)
AS-ECRCDE(37,597 ASNs)
AS-ECRCLINX(37,597 ASNs)
AS-CWE(37,716 ASNs)
AS-ONIX(37,766 ASNs)
AS211776:AS-CRAFTBYTE-UPSTREAMS(37,882 ASNs)
AS-UUNETPIPEXLINX(38,009 ASNs)
AS-VSIX-RS(38,411 ASNs)
AS207800:AS-RTIX-SET(39,194 ASNs)
AS33495:AS-MEMBERS(39,231 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-LUCIX-RS(40,498 ASNs)
AS7606:AS-QLD-IX(40,666 ASNs)
AS7606:AS-WA-IX(40,872 ASNs)
AS-SONIX(41,963 ASNs)
AS-VANIX-RS-PARTICIPANTS(42,555 ASNs)
AS-INTEROUTE(43,471 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-FRANCE-IX-MARSEILLE(44,422 ASNs)
AS-ECIX-BER(45,114 ASNs)
AS-ECIX-HAM(46,249 ASNs)
AS7606:AS-NSW-IX(46,591 ASNs)
AS7606:AS-ALL(47,090 ASNs)
AS-ECIX-MUC(48,469 ASNs)
AS-ECIX-DUS(48,854 ASNs)
AS-NIXSK-RSCLIENTS(55,989 ASNs)
AS47627:AS-NIXSK-RSCLIENTS(56,033 ASNs)
AS-BIX-V6(56,058 ASNs)
AS-TOPIX-RS(57,252 ASNs)
AS-PLIX6(60,222 ASNs)
AS-SIXSK-SETS(67,561 ASNs)
AS-BIX(68,877 ASNs)
AS-C4LPEERS(70,320 ASNs)
AS3320:AS-DTAG-V6(71,426 ASNs)
AS-UAEIX-V6(71,954 ASNs)
AS61374:AS-UAEIX-V6(71,954 ASNs)
AS-SIXSK-SETS-V6(71,982 ASNs)
AS-PEERINGCZ-RS(72,214 ASNs)
AS-DTAG(72,392 ASNs)
AS3320:AS-DTAG(72,392 ASNs)
AS-EBONE(73,672 ASNs)
AS-DECIX-IST-V6(73,807 ASNs)
AS20715:AS-DECIX-IST-V6(73,807 ASNs)
AS-PL-IX(74,048 ASNs)
AS-PLIX(74,048 ASNs)
AS-BALCANIX(74,900 ASNs)
AS6881:AS-NIXCZ-CLIENTS(75,302 ASNs)
AS-NIXCZ-CLIENTS(75,315 ASNs)
AS-SIX6(76,016 ASNs)
AS-BRYCE-PEERS-AMS(76,072 ASNs)
AS-LOCIX(76,072 ASNs)
AS213234:AS-HBC-PEERINGS(76,073 ASNs)
AS-BRYCE-PEERS(76,078 ASNs)
... and 108 more

Upstream AS Paths

26 unique paths, avg length 1.8

AS25248AS6939AS174AS1299AS262355AS49544AS18187AS2497AS37721AS148968AS38001AS33185AS8220AS63927AS7594AS199524AS140627AS52320AS2516AS266213AS150000AS25248 Upstream Paths20 paths shown

AS Looking Glass

Upstream paths (matching graph above)

AS2497 → AS174 → AS25248
AS7594 → AS174 → AS25248
AS150000 → AS18187 → AS174 → AS25248
AS199524 → AS174 → AS25248
AS2497 → AS1299 → AS25248
AS2516 → AS1299 → AS25248
AS52320 → AS1299 → AS25248
AS140627 → AS1299 → AS25248
AS2497 → AS6939 → AS25248
AS8220 → AS6939 → AS25248
AS150000 → AS18187 → AS6939 → AS25248
AS33185 → AS6939 → AS25248
AS37721 → AS6939 → AS25248
AS38001 → AS6939 → AS25248
AS63927 → AS6939 → AS25248
AS148968 → AS6939 → AS25248
AS150000 → AS6939 → AS25248
AS37721 → AS25248
AS49544 → AS25248
AS266213 → AS262355 → AS25248
All 26 Upstream Paths

Complete list of all observed paths

AS2497 → AS174 → AS25248
AS7594 → AS174 → AS25248
AS150000 → AS18187 → AS174 → AS25248
AS199524 → AS174 → AS25248
AS1299 → AS25248
AS2497 → AS1299 → AS25248
AS2516 → AS1299 → AS25248
AS52320 → AS1299 → AS25248
AS140627 → AS1299 → AS25248
AS6939 → AS25248
AS2497 → AS6939 → AS25248
AS8220 → AS6939 → AS25248
AS150000 → AS18187 → AS6939 → AS25248
AS33185 → AS6939 → AS25248
AS37721 → AS6939 → AS25248
AS38001 → AS6939 → AS25248
AS63927 → AS6939 → AS25248
AS148968 → AS6939 → AS25248
AS150000 → AS6939 → AS25248
AS24482 → AS25248
AS32590 → AS25248
AS36236 → AS25248
AS37721 → AS25248
AS49544 → AS25248
AS53062 → AS25248
AS266213 → AS262355 → AS25248

AS25248 IPv4 Address Subnets (5)

85.207.0.0/16🇨🇿 CZBlueTone-CRa-CZ Fourth address blockBlueTone-AS
82.99.128.0/18🇨🇿 CZBlueTone-CRa-CZ Second address blockBlueTone-AS
84.244.64.0/18🇨🇿 CZBlueTone-CRa-CZ Third address blockBlueTone-AS
212.158.128.0/19🇨🇿 CZBlueTone-CRa-CZ First address blockBlueTone-AS
193.32.56.0/24🇨🇿 CZCRa MU Jicin IPv4 routeBlueTone-AS

AS25248 IPv6 Address Subnets (2)

2001:67c:2100::/48🇨🇿 CZCZ-PROFINETBlueTone-AS
2a02:a40::/32🇨🇿 CZCeske Radiokomunikace, a.s.BlueTone-AS

Hostnames in AS25248