← RIPE NCC transfers

CZ O2 Czech Republic, a.s. CZ

129 transfer records · first 2015-11-04 · last 2026-02-19
Received
127 records
715 776 IPv4 addr · 5 832 705 /48 · 14 ASN · 127 blocks
Sent
2 records
12 288 IPv4 addr · 2 blocks
Net flow
+703 488 IPv4 addr
v6: 5 832 705 /48 · asn: 14

Top counterparties · IPv4

When this org sent · destinations

When this org received · sources

Top counterparties · IPv6

When this org received · sources

Top counterparties · ASN

When this org received · sources

Transfer history

Show: 129 records
# Date Res Prefix(es) From To Units Nets Tags
1 2015-11-04 IPV4 90.176.0.0/19 RIPECZO2 Czech Republic, a.s. RIPEO2 Business Services Slovakia, organizacna zlozka O2 Czech Republic a.s. 8 192 addr 1 PA
2 2016-02-25 IPV4 37.188.128.0/17 RIPECeska Telekomunikacni Infrastruktura a.s RIPECZO2 Czech Republic, a.s. 32 768 addr 1 PA
3 2016-02-25 IPV4 80.74.32.0/20 RIPECZO2 Czech Republic, a.s. RIPECeska Telekomunikacni Infrastruktura a.s 4 096 addr 1 PA
4 2016-02-25 IPV4 85.160.0.0/15 RIPECeska Telekomunikacni Infrastruktura a.s RIPECZO2 Czech Republic, a.s. 131 072 addr 1 PA
5 2016-02-25 IPV6 2001:41d8::/32 RIPECeska Telekomunikacni Infrastruktura a.s RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA
6 2017-11-14 IPV4 217.117.208.0/20 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
7 2017-11-14 IPV4 217.194.160.0/20 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
8 2017-11-14 IPV4 81.90.160.0/20 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
9 2017-11-14 IPV4 83.69.32.0/19 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
10 2017-11-14 IPV4 85.193.0.0/18 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 16 384 addr 1 PA
11 2017-11-14 IPV4 88.83.160.0/19 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
12 2017-11-14 IPV4 92.243.192.0/19 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
13 2017-11-14 ASN AS25036 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI
14 2017-11-14 ASN AS41824 RIPE4Local s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI
15 2024-06-20 IPV4 109.105.32.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
16 2024-06-20 IPV4 109.239.64.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
17 2024-06-20 IPV4 109.72.0.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
18 2024-06-20 IPV4 176.98.96.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
19 2024-06-20 IPV4 178.17.96.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
20 2024-06-20 IPV4 178.72.192.0/18 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 16 384 addr 1 PA M&A
21 2024-06-20 IPV4 185.15.252.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA M&A
22 2024-06-20 IPV4 185.152.152.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA M&A
23 2024-06-20 IPV4 185.191.184.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA M&A
24 2024-06-20 IPV4 185.51.240.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA M&A
25 2024-06-20 IPV4 185.8.188.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA M&A
26 2024-06-20 IPV4 188.175.0.0/16 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 addr 1 PA M&A
27 2024-06-20 IPV4 194.31.216.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA M&A
28 2024-06-20 IPV4 194.59.240.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA M&A
29 2024-06-20 IPV4 212.4.128.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
30 2024-06-20 IPV4 212.96.160.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
31 2024-06-20 IPV4 213.155.224.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
32 2024-06-20 IPV4 213.180.32.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
33 2024-06-20 IPV4 213.211.32.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
34 2024-06-20 IPV4 217.195.160.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
35 2024-06-20 IPV4 46.39.160.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
36 2024-06-20 IPV4 77.242.80.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
37 2024-06-20 IPV4 78.108.144.0/21 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA M&A
38 2024-06-20 IPV4 78.108.152.0/21 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA M&A
39 2024-06-20 IPV4 78.41.8.0/21 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA M&A
40 2024-06-20 IPV4 80.243.96.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
41 2024-06-20 IPV4 80.78.144.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
42 2024-06-20 IPV4 81.200.48.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
43 2024-06-20 IPV4 82.114.192.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
44 2024-06-20 IPV4 82.150.160.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
45 2024-06-20 IPV4 83.240.0.0/17 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 32 768 addr 1 PA M&A
46 2024-06-20 IPV4 86.63.192.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
47 2024-06-20 IPV4 88.83.224.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
48 2024-06-20 IPV4 89.190.40.0/21 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA M&A
49 2024-06-20 IPV4 89.190.48.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
50 2024-06-20 IPV4 89.31.8.0/21 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA M&A
51 2024-06-20 IPV4 92.240.160.0/19 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA M&A
52 2024-06-20 IPV4 94.143.168.0/21 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA M&A
53 2024-06-20 IPV4 94.74.192.0/18 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 16 384 addr 1 PA M&A
54 2024-06-20 IPV4 95.143.128.0/20 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA M&A
55 2024-06-20 IPV4 95.82.128.0/18 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 16 384 addr 1 PA M&A
56 2024-06-20 IPV4 77.87.232.0/21 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PI M&A
57 2024-06-20 IPV4 91.197.116.0/22 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PI M&A
58 2024-06-20 IPV6 2001:4ba8::/29 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA M&A
59 2024-06-20 IPV6 2001:4cc8::/31 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 131 072 /48 1 PA M&A
60 2024-06-20 IPV6 2a00:1e60::/32 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA M&A
61 2024-06-20 IPV6 2a00:d480::/32 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA M&A
62 2024-06-20 IPV6 2a01:4240::/32 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA M&A
63 2024-06-20 IPV6 2a02:2930::/32 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA M&A
64 2024-06-20 IPV6 2a02:350::/29 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA M&A
65 2024-06-20 IPV6 2a02:9b8::/31 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 131 072 /48 1 PA M&A
66 2024-06-20 IPV6 2a02:b20::/32 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA M&A
67 2024-06-20 IPV6 2a03:b4c0::/32 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA M&A
68 2024-06-20 IPV6 2a07:b5c0::/29 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA M&A
69 2024-06-20 IPV6 2a0a:cac0::/29 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA M&A
70 2024-06-20 IPV6 2a10:c540::/29 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA M&A
71 2024-06-20 ASN AS12570 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
72 2024-06-20 ASN AS16246 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
73 2024-06-20 ASN AS29321 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
74 2024-06-20 ASN AS31246 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
75 2024-06-20 ASN AS41046 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
76 2024-06-20 ASN AS44070 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
77 2024-06-20 ASN AS47681 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
78 2024-06-20 ASN AS49767 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
79 2024-06-20 ASN AS61169 RIPENej.cz s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI M&A
80 2025-04-01 IPV4 109.108.96.0/19 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
81 2025-04-01 IPV4 176.102.128.0/19 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
82 2025-04-01 IPV4 178.17.80.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
83 2025-04-01 IPV4 185.108.60.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
84 2025-04-01 IPV4 185.157.240.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
85 2025-04-01 IPV4 185.78.12.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
86 2025-04-01 IPV4 185.82.236.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
87 2025-04-01 IPV4 188.119.96.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
88 2025-04-01 IPV4 193.107.252.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
89 2025-04-01 IPV4 193.42.128.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
90 2025-04-01 IPV4 213.155.32.0/19 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
91 2025-04-01 IPV4 213.19.0.0/17 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 32 768 addr 1 PA
92 2025-04-01 IPV4 213.250.192.0/18 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 16 384 addr 1 PA
93 2025-04-01 IPV4 217.170.96.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
94 2025-04-01 IPV4 217.196.112.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
95 2025-04-01 IPV4 217.197.144.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
96 2025-04-01 IPV4 31.10.56.0/21 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA
97 2025-04-01 IPV4 45.159.116.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
98 2025-04-01 IPV4 46.183.56.0/21 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA
99 2025-04-01 IPV4 46.231.72.0/21 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA
100 2025-04-01 IPV4 5.102.48.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
101 2025-04-01 IPV4 77.95.192.0/21 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA
102 2025-04-01 IPV4 78.136.128.0/18 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 16 384 addr 1 PA
103 2025-04-01 IPV4 80.243.236.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
104 2025-04-01 IPV4 80.251.240.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
105 2025-04-01 IPV4 80.78.136.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
106 2025-04-01 IPV4 80.79.0.0/22 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 024 addr 1 PA
107 2025-04-01 IPV4 80.87.176.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
108 2025-04-01 IPV4 80.90.128.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
109 2025-04-01 IPV4 88.81.64.0/19 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
110 2025-04-01 IPV4 91.187.32.0/19 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 8 192 addr 1 PA
111 2025-04-01 IPV4 92.61.80.0/20 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 4 096 addr 1 PA
112 2025-04-01 IPV4 93.92.48.0/21 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA
113 2025-04-01 IPV4 93.93.32.0/21 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA
114 2025-04-01 IPV4 94.241.64.0/18 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 16 384 addr 1 PA
115 2025-04-01 IPV6 2a00:e4c0::/32 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA
116 2025-04-01 IPV6 2a01:9f40::/29 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA
117 2025-04-01 IPV6 2a02:2088::/32 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA
118 2025-04-01 IPV6 2a02:2428::/32 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA
119 2025-04-01 IPV6 2a02:2588::/29 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA
120 2025-04-01 IPV6 2a03:1600::/32 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA
121 2025-04-01 IPV6 2a03:7a00::/32 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA
122 2025-04-01 IPV6 2a03:a820::/32 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 65 536 /48 1 PA
123 2025-04-01 IPV6 2a07:cc80::/29 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA
124 2025-04-01 IPV6 2a0c:8b40::/29 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 524 288 /48 1 PA
125 2025-04-01 IPV6 2001:67c:13c4::/48 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 /48 1 PI
126 2025-04-01 ASN AS202522 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI
127 2025-04-01 ASN AS35214 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI
128 2025-04-01 ASN AS42908 RIPENordic Telecom Regional s.r.o. RIPECZO2 Czech Republic, a.s. 1 ASN 1 PI
129 2026-02-19 IPV4 176.222.224.0/21 RIPECZCAH Building s.r.o. RIPECZO2 Czech Republic, a.s. 2 048 addr 1 PA
Totals for visible rows: IPv4 715 776 12 288 = +703 488 addresses IPv6 5 832 705 0 = +5 832 705 /48 ASN 14 0 = +14
▼ received from others · ▲ sent to others · = net flow (sign indicates direction)