AS25248
BlueTone-MNT
Scanned 1h 23m ago
🔄 Rescan

📋 Summary

IP address summary information
NameBlueTone-MNT
Websitehttps://www.cra.cz
IPv4 addresses107K
IPv6 addresses~2^82
ASN typeTransit
RegistryRIPE NCC
AllocatedSep 20, 2002
UpdatedJun 22, 2026

📊 IP Ranges

IPv4: 5 | IPv6: 2

Prefix data from RIPE Stat / RIR allocation records.

📄 WHOIS

RIPE NCC
HandleAS25248
NameBlueTone-AS
OrganizationBlueTone-MNT
Websitehttps://www.cra.cz
Statusactive
AllocatedSep 20, 2002
UpdatedJun 22, 2026

Contacts

RegistrantBlueTone-MNT
Abuse ContactCRA Hostmasters <abuse@bluetone.cz>
Admin ContactCRA Hostmasters <abuse@bluetone.cz>
Tech ContactCRA Hostmasters <abuse@bluetone.cz>
Phone+420 242 411 676
AddressCeske Radiokomunikace a.s. Skokanska 1 169 00 Praha 6 Czech Republic

Source: RIPE NCC

🔗 Peers

7 peers for this ASN
ASNNameCountry
AS13194 BITE UAB "Bite Lietuva" -
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH -
AS22356 Durand do Brasil Ltda -
AS4455 BSO IX Reach Ltd -
AS6204 ZET-NET INTERKVM HOST SRL -
AS6663 TTI-NET Euroweb Romania S.R.L. -
AS9009 M247 M247 Europe SRL -

Peer data from RIPE Stat ASN neighbours.

⬆️ Upstreams

10 upstreams
ASNName
AS1299 TWELVE99 Arelion Sweden AB
AS14840 BR.Digital Telecom
AS174 Cogent Communications, LLC
AS20562 OPEN-PEERING-AS Broadband Hosting B.V.
AS31230 SIX-ROUTE-SERVERS Slovak University of Technology in Bratislava
AS33891 CORE-BACKBONE Core-Backbone GmbH
AS50629 LWLCOM LWLcom GmbH
AS6461 Zayo Bandwidth
AS6939 Hurricane Electric LLC
AS8218 NEO-ASN Zayo Infrastructure France SA

Upstream data from RIPE Stat routing history.

⬇️ Downstreams

27 downstreams
ASNNameCountry
AS11521 ModusLink Corporation -
AS196762 ASALKOM ALKOM Security, a.s. -
AS196822 SELECTSYSTEM-AS SELECT SYSTEM, s.r.o. -
AS199600 Virtis Virtis s.r.o. -
AS201594 CTU_AS4 Czech Telecommunication Office -
AS202073 ABS-ACLOUD-CLIENTS1 Itego a.s. -
AS202556 ASKRIVONET Blond & Brown s.r.o. -
AS204351 NAM NAM system, a.s. -
AS204405 DurnetCZ Durnet.cz sro -
AS205724 TSB-AS T.S.BOHEMIA a.s. -
AS206438 MXNET-AS MX-NET Telekomunikace s.r.o. -
AS206613 TIPSPORT-NET-AS Tipsport.net a.s. -
AS206712 FeldHost-AS FELDSAM s.r.o. -
AS207391 EDGROUP E LINKX a.s. -
AS213223 gasnet GasNet, s.r.o. -
AS213359 MAZEL_BIZ_AS Jan Korinek -
AS215704 NGN-CZ NGN CZ s.r.o. -
AS25192 CZNIC-AS CZ.NIC, z.s.p.o. -
AS39790 WEB4U Web4U s.r.o. -
AS43070 JAW-AS JAW.cz s.r.o. -
AS47110 CLOUD4COM-AS Cloud4com s.r.o. -
AS48405 CGI-CZ-AS1 CGI IT Czech Republic s.r.o. -
AS51331 ModernTV SychrovNET s.r.o -
AS52058 petrkovice_net za200.cz s.r.o. -
AS57496 PRAHA1NET-AS Praha1.net z.s.p.o. -
AS57904 ASVEVYNET Vevynet s.r.o. -
AS59925 GIGASERVER Seonet Multimedia s.r.o. -

🔒 RPKI / ROA

Source: rpki.zorn.ltd
PrefixOrigin ASNMax LengthValidity
85.207.0.0/16 AS25248 /16 ✓ Valid
212.158.128.0/19 AS25248 /19 ✓ Valid
193.32.56.0/24 AS25248 /24 Not Found
84.244.64.0/18 AS25248 /18 ✓ Valid
82.99.128.0/18 AS25248 /18 ✓ Valid

RPKI validation powered by rpki.zorn.ltd (Routinator).