AS number details

AS29321

O2 Czech Republic, a.s.  ·  o2.cz

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AS29321 – O2 Czech Republic, a.s.

Field Value
Country Czechia
Website o2.cz
Hosted domains 254
Number of IPv4 15,360
Number of IPv6 79,228,162,514,264,337,593,543,950,336
ASN type ISP
Registry ripe
Allocated 22 years ago on Jul 31, 2003
Updated a year ago on Jun 20, 2024
Netblock Company Num of IPs
80.243.96.0/20 O2 Czech Republic, a.s. 4,096
109.239.64.0/20 O2 Czech Republic, a.s. 4,096
217.195.160.0/20 O2 Czech Republic, a.s. 4,096
94.143.168.0/21 O2 Czech Republic, a.s. 2,048
194.59.240.0/22 O2 Czech Republic, a.s. 1,024
Netblock Company
2a02:b20::/32 O2 Czech Republic, a.s.
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WHOIS Details


                                                ASHandle:       AS29321
                                                OrgID:          AS29321
                                                ASName:         AS29321
                                                ASNumber:       AS29321
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 254 domain names hosted across 95 IP addresses on this ASN.

IP Address Domain Domains on this IP
80.243.107.38 ██████████ 68
109.239.76.225 ███████ 15
217.195.171.170 █████████ 11
217.195.166.210 ██████████ 8
217.195.173.109 ██████████ 8
109.239.69.46 █████████ 7
217.195.169.189 ██████████ 7
217.195.171.129 █████████ 7
109.239.72.34 ██████████ 6
217.195.171.251 ███████ 5

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Useful for Cybersecurity

Peers

There is 1 peer for this ASN.

Peers Name
AS16246 O2 Czech Republic, a.s.
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Upstreams

There is 1 peer for this ASN.

upstreams Name
AS16246 O2 Czech Republic, a.s.
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
109.239.73.241 AS29321 O2 Czech Republic, a.s. 1.14ms from Prague, CZ
109.239.72.44 AS29321 O2 Czech Republic, a.s. 3.32ms from Prague, CZ
2a02:b20:f::2:1 AS29321 O2 Czech Republic, a.s. 0.84ms from Prague, CZ
109.239.70.2 AS29321 O2 Czech Republic, a.s. 1.59ms from Prague, CZ
217.195.173.110 AS29321 O2 Czech Republic, a.s. 2.32ms from Prague, CZ
217.195.169.173 AS29321 O2 Czech Republic, a.s. 1.04ms from Prague, CZ
109.239.77.156 AS29321 O2 Czech Republic, a.s. 3.17ms from Prague, CZ
217.195.165.131 AS29321 O2 Czech Republic, a.s. 0.77ms from Prague, CZ
217.195.161.106 AS29321 O2 Czech Republic, a.s. 1.25ms from Prague, CZ
94.143.169.62 AS29321 O2 Czech Republic, a.s. 1.00ms from Prague, CZ
217.195.164.21 AS29321 O2 Czech Republic, a.s. 1.46ms from Prague, CZ
109.239.65.206 AS29321 O2 Czech Republic, a.s. 1.69ms from Prague, CZ
80.243.110.57 AS29321 O2 Czech Republic, a.s. 1.37ms from Prague, CZ
217.195.167.17 AS29321 O2 Czech Republic, a.s. 1.25ms from Prague, CZ
217.195.168.75 AS29321 O2 Czech Republic, a.s. 1.41ms from Prague, CZ
94.143.175.194 AS29321 O2 Czech Republic, a.s. 1.47ms from Prague, CZ
194.59.242.1 AS29321 O2 Czech Republic, a.s. 2.42ms from Prague, CZ
94.143.174.1 AS29321 O2 Czech Republic, a.s. 2.46ms from Prague, CZ
109.239.69.193 AS29321 O2 Czech Republic, a.s. 0.99ms from Prague, CZ
217.195.163.26 AS29321 O2 Czech Republic, a.s. 1.40ms from Prague, CZ
94.143.173.4 AS29321 O2 Czech Republic, a.s. 1.56ms from Prague, CZ
80.243.111.21 AS29321 O2 Czech Republic, a.s. 1.11ms from Prague, CZ
109.239.75.27 AS29321 O2 Czech Republic, a.s. 1.67ms from Prague, CZ
2a02:b20:100:217::1 AS29321 O2 Czech Republic, a.s. 1.27ms from Prague, CZ
217.195.170.73 AS29321 O2 Czech Republic, a.s. 1.14ms 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
87.211.130.153 AS13127 Odido Netherlands B.V. 14.27ms from Amsterdam, NL
92.254.75.105 AS50266 Odido Netherlands B.V. 2.24ms from Amsterdam, NL
4.38.156.153 AS3356 Level 3 Parent, LLC 0.38ms from Atlanta, US
122.200.85.9 AS4847 China Networks Inter-Exchange 1.17ms from Beijing, CN
52.33.200.201 AS16509 Amazon.com, Inc. 0.19ms from Boardman, US
118.118.56.249 AS4134 CHINANET-BACKBONE 7.40ms from Chengdu, CN
68.168.150.185 AS46473 SimpleFiber Communications LLC 2.22ms from Dallas, US
121.10.42.73 AS4134 CHINANET-BACKBONE 2.55ms from Guangzhou, CN
14.178.128.121 AS45899 VNPT Corp 1.20ms from Hanoi, VN
213.161.43.9 AS719 Elisa Oyj 0.66ms from Helsinki, FI
154.223.170.9 AS150706 Hong Kong Zhengxing Technology Co., Ltd. 1.01ms from Hong Kong, HK
36.67.189.249 AS7713 PT Telekomunikasi Indonesia 0.71ms from Jakarta, ID
88.86.71.41 AS12418 Quantum CJSC 6.51ms from Kazan, RU
76.82.105.73 AS20001 Charter Communications Inc 6.59ms from Los Angeles, US
35.248.54.9 AS3549 Level 3 Parent, LLC 9.10ms from Los Angeles, US
88.23.144.121 AS3352 TELEFONICA DE ESPANA S.A.U. 12.97ms from Madrid, ES
181.143.84.73 AS13489 UNE EPM TELECOMUNICACIONES S.A. 0.68ms from Medellin, CO
79.133.128.201 AS12389 PJSC Rostelecom 11.03ms from Moscow, RU
77.238.102.9 AS199599 Telecom-Birzha, LLC 0.80ms from Moscow, RU
216.6.29.25 AS273732 TATA COMMUNICATIONS COMUNICACOES E MULTIMIDIA (BR) 0.92ms from Osasco, BR
77.135.220.9 AS15557 Societe Francaise Du Radiotelephone - SFR SA 2.10ms from Paris, FR
83.16.202.105 AS5617 Orange Polska Spolka Akcyjna 3.34ms from Poznan, PL
52.4.202.233 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
195.144.214.233 AS8249 PJSC Rostelecom 3.02ms from Samara, RU
200.204.65.137 AS27699 TELEFÔNICA BRASIL S.A 1.73ms from Sao Paulo, BR

Traceroute

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

$
traceroute -a -n -q1 -f2 109.239.79.70
traceroute to 109.239.79.70 (109.239.79.70): 64 hops max, 52 byte packets
2 [AS29134] 217.31.48.15 0.222 ms
3 *
4 *
5 *
Measurement taken from IPinfo ProbeNet in Prague, CZ
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 AS29321 at robtex.

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