Autonomous System details

AS25248

RADIOKOMUNIKACE a.s.  ·  cra.cz

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AS25248 – RADIOKOMUNIKACE a.s.

Field Value
Country Czechia
Website cra.cz
Hosted domains 5,905
IPv4 addresses 106,752
IPv6 addresses 79,229,371,440,083,952,222,718,656,512
ASN type Hosting
Registry ripe
Allocated 23 years ago on Sep 20, 2002
Updated 14 days ago on Nov 26, 2025
Netblock Company Num of IPs
85.207.0.0/16 RADIOKOMUNIKACE a.s. 65,536
82.99.128.0/18 RADIOKOMUNIKACE a.s. 16,384
84.244.64.0/18 RADIOKOMUNIKACE a.s. 16,384
212.158.128.0/19 RADIOKOMUNIKACE a.s. 8,192
193.32.56.0/24 IPv4 network 256
Netblock Company
2a02:a40::/32 RADIOKOMUNIKACE a.s.
2001:67c:2100::/48 ProfiNet s.r.o.
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WHOIS Details


                                                ASHandle:       AS25248
                                                OrgID:          AS25248
                                                ASName:         AS25248
                                                ASNumber:       AS25248
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 5,905 domain names hosted across 549 IP addresses on this ASN.

IP Address Domain Domains on this IP
212.158.159.119 ██████████ 724
85.207.59.60 ██████████ 224
82.99.178.141 ██████████ 163
212.158.159.115 ██████████ 162
212.158.159.118 █████████ 143
212.158.159.76 ██████████ 138
82.99.184.154 ██████████ 130
82.99.178.139 ██████████ 128
212.158.159.114 ██████████ 127
212.158.159.117 ████████ 124

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Useful for Cybersecurity

Peers

There are 68 peers for this ASN.

Peers Name
AS11521 ModusLink Corporation
AS1299 Arelion Sweden AB
AS13004 Serbian Open Exchange DOO
AS14840 BR.Digital Telecom
AS15958 CETINdoo-NET
AS174 Cogent Communications, LLC
AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
AS196762 ALKOM Security, a.s.
AS196822 SELECT SYSTEM, s.r.o.
AS197875 ORLEN Unipetrol RPA s.r.o.
AS198150 SIACOM JSC
AS198991 TV Nova sro
AS199600 Virtis s.r.o.
AS201594 Czech Telecommunication Office
AS202073 Itego a.s.
AS202556 Blond & Brown s.r.o.
AS204351 NAM system, a.s.
AS204405 Durnet.cz sro
AS20562 Broadband Hosting B.V.
AS205724 T.S.BOHEMIA a.s.
AS206438 MX-NET Telekomunikace s.r.o.
AS206712 FELDSAM s.r.o.
AS207391 E LINKX a.s.
AS212483 LEVEL EIGHTY-SIX COMMUNICATIONS LTD
AS213223 GasNet, s.r.o.
AS213359 Jan Korinek
AS215704 NGN CZ s.r.o.
AS22356 Durand do Brasil Ltda
AS24482 SG.GS
AS25192 CZ.NIC, z.s.p.o.
AS28917 Fiord Networks, UAB
AS29049 Delta Telecom Ltd
AS29504 Freenet Liberec, z.s.
AS3212 Telemach Slovenija d.o.o.
AS32590 Valve Corporation
AS33891 Core-Backbone GmbH
AS35369 LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation
AS36236 NetActuate, Inc
AS37721 Virtual Technologies & Solutions
AS39120 Convergenze S.p.A.
AS39790 Web4U s.r.o.
AS40994 Hohl IT e.U.
AS41327 Fiber Telecom S.p.A.
AS4455 IX Reach Ltd
AS44901 Belcloud LTD
AS47110 Cloud4com s.r.o.
AS48405 CGI IT Czech Republic s.r.o.
AS49544 i3D.net B.V
AS50629 LWLcom GmbH
AS51184 Fonira Telekom GmbH
AS51331 SychrovNET s.r.o
AS52058 za200.cz s.r.o.
AS53062 ALT | GRUPO BRASIL TECPAR
AS5405 Inter.link GmbH
AS57463 NetIX Communications JSC
AS57496 Praha1.net z.s.p.o.
AS57904 Vevynet s.r.o.
AS59890 Kabel-TV Lampert GmbH & Co KG
AS59925 Seonet Multimedia s.r.o.
AS6204 INTERKVM HOST SRL
AS6424 EDGOO NETWORKS
AS6461 Zayo Bandwidth
AS6663 Euroweb Romania S.R.L.
AS6881 NIX.CZ z.s.p.o.
AS6939 Hurricane Electric LLC
AS8218 Zayo Infrastructure France SA
AS8529 Zain Omantel International FZ-LLC
AS9009 M247 Europe SRL
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Upstreams

There are 4 upstreams for this ASN.

upstreams Name
AS1299 Arelion Sweden AB
AS174 Cogent Communications, LLC
AS6461 Zayo Bandwidth
AS6939 Hurricane Electric LLC
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Downstreams

There are 26 downstreams for this ASN.

Downstreams Name
AS196762 ALKOM Security, a.s.
AS196822 SELECT SYSTEM, s.r.o.
AS197875 ORLEN Unipetrol RPA s.r.o.
AS198991 TV Nova sro
AS199600 Virtis s.r.o.
AS201594 Czech Telecommunication Office
AS202073 Itego a.s.
AS202556 Blond & Brown s.r.o.
AS204351 NAM system, a.s.
AS204405 Durnet.cz sro
AS205724 T.S.BOHEMIA a.s.
AS206438 MX-NET Telekomunikace s.r.o.
AS206712 FELDSAM s.r.o.
AS207391 E LINKX a.s.
AS213223 GasNet, s.r.o.
AS213359 Jan Korinek
AS215704 NGN CZ s.r.o.
AS25192 CZ.NIC, z.s.p.o.
AS39790 Web4U s.r.o.
AS47110 Cloud4com s.r.o.
AS48405 CGI IT Czech Republic s.r.o.
AS51331 SychrovNET s.r.o
AS52058 za200.cz s.r.o.
AS57496 Praha1.net z.s.p.o.
AS57904 Vevynet s.r.o.
AS59925 Seonet Multimedia s.r.o.
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Pingable IPs

226 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
84.244.98.241 AS25248 RADIOKOMUNIKACE a.s. 0.38ms from Prague, CZ
85.207.37.1 AS25248 RADIOKOMUNIKACE a.s. 4.70ms from Prague, CZ
85.207.130.26 AS25248 RADIOKOMUNIKACE a.s. 8.61ms from Prague, CZ
84.244.119.2 AS25248 RADIOKOMUNIKACE a.s. 3.12ms from Prague, CZ
85.207.73.156 AS25248 RADIOKOMUNIKACE a.s. 1.63ms from Prague, CZ
84.244.78.199 AS25248 RADIOKOMUNIKACE a.s. 0.63ms from Prague, CZ
85.207.53.200 AS25248 RADIOKOMUNIKACE a.s. 0.41ms from Prague, CZ
82.99.172.199 AS25248 RADIOKOMUNIKACE a.s. 0.42ms from Prague, CZ
84.244.125.152 AS25248 RADIOKOMUNIKACE a.s. 0.56ms from Prague, CZ
2a02:a40:20c::115 AS25248 RADIOKOMUNIKACE a.s. 4.73ms from Prague, CZ
84.244.68.206 AS25248 RADIOKOMUNIKACE a.s. 0.70ms from Prague, CZ
82.99.175.129 AS25248 RADIOKOMUNIKACE a.s. 0.38ms from Prague, CZ
82.99.177.1 AS25248 RADIOKOMUNIKACE a.s. 0.42ms from Prague, CZ
82.99.169.50 AS25248 RADIOKOMUNIKACE a.s. 0.57ms from Prague, CZ
85.207.100.59 AS25248 RADIOKOMUNIKACE a.s. 0.38ms from Prague, CZ
2a02:a40:354:1001::1 AS25248 RADIOKOMUNIKACE a.s. 4.76ms from Prague, CZ
82.99.138.197 AS25248 RADIOKOMUNIKACE a.s. 2.72ms from Prague, CZ
82.99.165.1 AS25248 RADIOKOMUNIKACE a.s. 7.72ms from Prague, CZ
2a02:a40:250:ffff::1 AS25248 RADIOKOMUNIKACE a.s. 0.46ms from Prague, CZ
2a02:a40:278:2100::1 AS25248 RADIOKOMUNIKACE a.s. 8.07ms from Prague, CZ
212.158.131.17 AS25248 RADIOKOMUNIKACE a.s. 0.80ms from Prague, CZ
85.207.76.76 AS25248 RADIOKOMUNIKACE a.s. 3.51ms from Prague, CZ
85.207.72.37 AS25248 RADIOKOMUNIKACE a.s. 0.89ms from Prague, CZ
2a02:a40:12:100::139 AS25248 RADIOKOMUNIKACE a.s. 0.75ms from Prague, CZ
85.207.44.6 AS25248 RADIOKOMUNIKACE a.s. 3.21ms from Prague, CZ

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
213.60.180.0 AS12334 R Cable y Telecable Telecomunicaciones, S.A.U. 0.64ms from A Coruna, ES
54.185.200.224 AS16509 Amazon.com, Inc. 0.13ms from Boardman, US
94.15.15.64 AS5607 Sky UK Limited 4.26ms from Erith, GB
116.62.19.96 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 3.77ms from Hangzhou, CN
59.148.78.208 AS9269 Hong Kong Broadband Network Ltd. 1.20ms from Hong Kong, HK
176.218.189.0 AS8386 Vodafone Net Iletisim Hizmetler AS 3.98ms from Istanbul, TR
162.13.133.240 AS15395 Rackspace Ltd. 1.23ms from London, GB
86.151.190.96 AS2856 British Telecommunications PLC 6.38ms from London, GB
92.176.144.176 AS12479 Orange Espagne SA 10.28ms from Madrid, ES
77.51.106.144 AS12389 PJSC Rostelecom 1.62ms from Moscow, RU
74.65.44.160 AS11351 Charter Communications Inc 18.00ms from New York City, US
189.60.36.48 AS28573 Claro NXT Telecomunicacoes Ltda 1.83ms from Rio de Janeiro, BR
1.15.97.160 AS45090 Shenzhen Tencent Computer Systems Company Limited 1.34ms from Shanghai, CN
35.213.209.16 AS19527 Google LLC 0.12ms from Sydney, AU
4.147.166.96 AS8075 Microsoft Corporation 1.33ms from Sydney, AU
144.202.30.192 AS20473 The Constant Company, LLC 0.16ms from Atlanta, US
3.120.114.96 AS16509 Amazon.com, Inc. 0.18ms from Frankfurt am Main, DE
130.244.24.240 AS1257 Tele2 Sverige AB 0.36ms from Goeteborg, SE
92.59.174.208 AS12479 Orange Espagne SA 10.18ms from Madrid, ES
181.135.46.16 AS13489 UNE EPM TELECOMUNICACIONES S.A. 8.85ms from Medellin, CO
189.248.111.80 AS8151 UNINET 10.81ms from Phoenix, US
119.179.21.224 AS4837 CHINA UNICOM China169 Backbone 10.73ms from Qingdao, CN
116.14.198.0 AS9506 Singtel Fibre Broadband 1.16ms from Singapore, SG
62.93.89.224 AS25447 JM-DATA GmbH 2.63ms from Vienna, AT
163.237.222.176 AS19255 YOUR.ORG, INC. 0.19ms from Amsterdam, NL

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this ASN. Learn more.

$
traceroute -a -n -q1 -f4 -m14 85.207.46.243
traceroute to 85.207.46.243 (85.207.46.243): 14 hops max, 52 byte packets
4 [AS9498] 116.119.61.206 121.21 ms
5 *
6 *
7 [AS25248] 84.244.126.25 146.536 ms
8 [AS25248] 84.244.124.8 147.189 ms
9 [AS25248] 84.244.126.155 155.844 ms
10 [AS25248] 84.244.124.51 145.171 ms
11 [AS25248] 85.207.213.58 143.409 ms
12 *
13 *
14 *
Measurement taken from IPinfo ProbeNet in Chennai, IN
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS25248 at robtex.

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