CZ
Aggregated across every cluster whose name starts with "CZ" — a single company can be split across many separate clusters (per-datacenter, per-country, or per-subsidiary naming), so this view sums the true total rather than understating it with a single cluster's count.
4,115
Total ranges
2,638
Matched clusters
Matched clusters
CZ-ABNET
CZ-INDY-NET
CZ-STROJIMPORT-NET2
CZ-DPLOY-NET
CZ-KNVNET
CZ-PIXOYO-20200219
CZ-ABLE-NET
CZ-TRIPLESOLUTION
CZ-AVX-NET6
CZ-APT
CZ-AVXHRADISTE-NET
CZ-AVXLANSKROUN-NET
CZ-KOHRA
CZ-CHEZNET
CZ-ChacharNet
CZ-PARDUBICKYKRAJ-RDS-APP1
CZ-Dimetrodon
CZ-MiaB-Group
CZ-ANESY
CZ-AVX-NET3
CZ-AVXCZSPOL-NET4
CZ-CELESTIA-NET2
CZ-SIGNARSPOL-NET2
CZ-SIGNARSPOL-NET1
CZ-KRALOVO
CZ-LOVOSNET
CZ-BRUSHSEM
CZ-TESCOSTORES-NET3
CZ-NISSAN-NET
CZ-CBCB-NET
CZ-ARMADACESKEREPUBLIKY-NET
CZ-SYCHROVNET-20090818
CZ-HUTNICTWA-KATOWICE
CZ-VSHOSTING-20110112
CZ-AVX-NET5
CZ-CCB-NET
CZ-Omnicom-NET1
CZ-DYFZYR
CZ-VESKOM
CZ-IBMASTRAZENICA-NET
CZ-4B42-20221010
Cz-Test
CZ-SPC-NET-1
CZ-SPC-NET-2
CZ-ASTELNET-20120829
CZ-SETERM
CZ-ZENTIVANET-20071017
CZ-REZIDENCE-NUSLE
CZ-DHL
CZ-SLATINANET
CZ-TKRJASEK-Bila
CZ-LABENET
CZ-METALLGUTTEN-20170913
CZ-VSHOSTING-20091208
CZ-DM-NET
CZ-WELLPACK
CZ-MEUKRALUPY
CZ-GAVANET
cz-lcwqdc
CZ-DURYCHOVA
+2578 more
Ranges (4,115)
showing 1–100 of 4,115 — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Cluster | Registry | Status |
|---|---|---|---|---|
| 5.59.0.0/16 | CZ-COPROSYS-20120604 | CZ-COPROSYS-20120604 | RIPE | ALLOCATED PA |
| 37.46.208.0/21 | CZ-ZONER-20120116 | CZ-ZONER-20120116 | RIPE | ALLOCATED PA |
| 46.29.184.0/21 | CZ-COOLHOUSING-20100817 | CZ-COOLHOUSING-20100817 | RIPE | ALLOCATED PA |
| 46.234.160.0/21 | CZ-MSTR-1 | CZ-MSTR-1 | RIPE | ASSIGNED PA |
| 46.234.168.0/21 | CZ-MSTR-1 | CZ-MSTR-1 | RIPE | ASSIGNED PA |
| 46.243.48.0/21 | CZ-VSHOSTING-20110112 | CZ-VSHOSTING-20110112 | RIPE | ALLOCATED PA |
| 61.130.64.20/30 | CZ-JIANSHE-GUANGLI-ZONGZHAN | CZ-JIANSHE-GUANGLI-ZONGZHAN | APNIC | ASSIGNED NON-PORTABLE |
| 77.104.192.0/18 | CZ-COPROSYS-20061128 | CZ-COPROSYS-20061128 | RIPE | ALLOCATED PA |
| 77.236.192.0/19 | CZ-BLUE4-20070130 | CZ-BLUE4-20070130 | RIPE | ALLOCATED PA |
| 77.240.177.6/32 | CZ-FASTER-20260519 | CZ-FASTER-20260519 | RIPE | ASSIGNED PA |
| 78.24.8.0/21 | CZ-VSHOSTING-20070817 | CZ-VSHOSTING-20070817 | RIPE | ALLOCATED PA |
| 78.24.232.0/21 | CZ-SGS-20070914 | CZ-SGS-20070914 | RIPE | ALLOCATED PA |
| 78.136.176.0/20 | CZ-NORDICTELECOMREGIONAL-20070509 | CZ-NORDICTELECOMREGIONAL-20070509 | RIPE | ASSIGNED PA |
| 78.143.8.0/22 | CZ-COLT-20230712-Toplevel | CZ-COLT-20230712-Toplevel | RIPE | SUB-ALLOCATED PA |
| 78.156.32.0/19 | CZ-RETEINTERNET-20070809 | CZ-RETEINTERNET-20070809 | RIPE | ALLOCATED PA |
| 78.156.159.0/24 | CZ-ON-SMB-pool1 | CZ-ON-SMB-pool1 | RIPE | LIR-PARTITIONED PA |
| 78.157.160.0/19 | CZ-SILESNET-20070830 | CZ-SILESNET-20070830 | RIPE | ALLOCATED PA |
| 79.98.72.0/21 | CZ-SYS-DATACOM-20071029 | CZ-SYS-DATACOM-20071029 | RIPE | ALLOCATED PA |
| 79.98.152.0/21 | CZ-NETAIR-20071106 | CZ-NETAIR-20071106 | RIPE | ALLOCATED PA |
| 79.171.184.0/21 | CZ-ZENTIVANET-20071017 | CZ-ZENTIVANET-20071017 | RIPE | ALLOCATED PA |
| 80.81.192.112/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 80.81.193.112/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 81.91.208.0/20 | CZ-OVANETWORK-20060427 | CZ-OVANETWORK-20060427 | RIPE | ALLOCATED PA |
| 81.92.144.0/20 | CZ-COPROSYS-20060503 | CZ-COPROSYS-20060503 | RIPE | ALLOCATED PA |
| 87.236.192.0/21 | CZ-COOLHOUSING-20050912 | CZ-COOLHOUSING-20050912 | RIPE | ALLOCATED PA |
| 89.111.64.0/18 | CZ-TELCOPROSERVICES-20060425 | CZ-TELCOPROSERVICES-20060425 | RIPE | ALLOCATED PA |
| 89.187.128.0/19 | CZ-COOLHOUSING-20060428 | CZ-COOLHOUSING-20060428 | RIPE | ALLOCATED PA |
| 89.190.64.0/19 | CZ-NSYS-20060606 | CZ-NSYS-20060606 | RIPE | ALLOCATED PA |
| 91.210.16.3/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 91.210.16.13/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 91.210.16.173/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 91.235.183.0/24 | CZ-PREGIS | CZ-PREGIS | RIPE | ASSIGNED PI |
| 92.43.56.0/21 | CZ-INTERNETMALL-20080108 | CZ-INTERNETMALL-20080108 | RIPE | ALLOCATED PA |
| 92.63.48.0/20 | CZ-NEWTEL-20080131 | CZ-NEWTEL-20080131 | RIPE | ALLOCATED PA |
| 93.89.96.0/20 | CZ-SYCHROVNET-20080404 | CZ-SYCHROVNET-20080404 | RIPE | ALLOCATED PA |
| 93.91.48.0/20 | CZ-INET4-20080502 | CZ-INET4-20080502 | RIPE | ALLOCATED PA |
| 93.95.32.0/21 | CZ-MIRAMO-20080326 | CZ-MIRAMO-20080326 | RIPE | ALLOCATED PA |
| 93.185.96.0/20 | CZ-VSHOSTING-20080606 | CZ-VSHOSTING-20080606 | RIPE | ALLOCATED PA |
| 94.138.96.0/19 | CZ-COPROSYS-20080922 | CZ-COPROSYS-20080922 | RIPE | ALLOCATED PA |
| 103.16.102.189/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 116.236.207.208/30 | CZ-DYFZYR | CZ-DYFZYR | APNIC | ASSIGNED NON-PORTABLE |
| 122.227.44.120/29 | CZ-COMMERCIAL-SPORTS-CO-LTD | CZ-COMMERCIAL-SPORTS-CO-LTD | APNIC | ASSIGNED NON-PORTABLE |
| 136.225.64.0/21 | CZ-COLT-20250326 | CZ-COLT-20250326 | RIPE | LEGACY |
| 178.23.232.0/21 | CZ-COPROSYS-20100428 | CZ-COPROSYS-20100428 | RIPE | ALLOCATED PA |
| 178.251.184.0/21 | CZ-VSHOSTING-20100629 | CZ-VSHOSTING-20100629 | RIPE | ALLOCATED PA |
| 185.1.63.124/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 185.4.200.0/22 | CZ-SYS-DATACOM-20120927 | CZ-SYS-DATACOM-20120927 | RIPE | ALLOCATED PA |
| 185.14.252.0/22 | CZ-VSHOSTING-20120109 | CZ-VSHOSTING-20120109 | RIPE | ALLOCATED PA |
| 185.43.132.0/22 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 185.43.134.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 185.43.135.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 185.59.208.0/22 | CZ-VSHOSTING-20140603 | CZ-VSHOSTING-20140603 | RIPE | ALLOCATED PA |
| 185.64.216.0/22 | CZ-VSHOSTING-20140724 | CZ-VSHOSTING-20140724 | RIPE | ALLOCATED PA |
| 185.115.0.0/22 | CZ-VSHOSTING-20150827 | CZ-VSHOSTING-20150827 | RIPE | ALLOCATED PA |
| 185.157.91.208 – 185.157.91.213 | CZ-PIXOYO-20200219 | CZ-PIXOYO-20200219 | RIPE | LIR-PARTITIONED PA |
| 185.157.91.214 – 185.157.91.219 | CZ-PIXOYO-20200219 | CZ-PIXOYO-20200219 | RIPE | LIR-PARTITIONED PA |
| 185.211.192.0/23 | CZ-CHALABALA-20180326 | CZ-CHALABALA-20180326 | RIPE | SUB-ALLOCATED PA |
| 185.211.194.0/23 | CZ-CHALABALA-20180325 | CZ-CHALABALA-20180325 | RIPE | SUB-ALLOCATED PA |
| 187.16.221.12/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 188.75.172.0/24 | CZ-JON-CUST-BK-5 | CZ-JON-CUST-BK-5 | RIPE | ASSIGNED PA |
| 188.246.96.0/19 | CZ-SYCHROVNET-20090818 | CZ-SYCHROVNET-20090818 | RIPE | ALLOCATED PA |
| 193.17.47.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 193.29.206.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 193.118.248.0/23 | CZ-COLT-101 | CZ-COLT-101 | RIPE | LIR-PARTITIONED PA |
| 193.118.250.0/24 | CZ-COLT-102 | CZ-COLT-102 | RIPE | LIR-PARTITIONED PA |
| 193.203.0.46/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 194.0.12.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 194.0.13.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 194.0.14.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 194.30.187.3/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 194.30.187.38/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 194.68.123.68/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 194.68.128.68/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 195.66.227.112/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 195.66.239.112/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 195.69.119.68/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 195.245.240.68/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 196.60.97.18/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 196.60.97.19/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 203.127.155.0/26 | CZ-SG | CZ-SG | APNIC | ASSIGNED NON-PORTABLE |
| 206.55.197.250/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 206.81.80.138/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 210.173.176.125/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 210.173.176.126/32 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 212.237.229.0/24 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 213.192.13.0/24 | CZ-DATAIN | CZ-DATAIN | RIPE | ASSIGNED PA |
| 217.16.176.0/20 | CZ-VSHOSTING-20091208 | CZ-VSHOSTING-20091208 | RIPE | ALLOCATED PA |
| 217.29.0.0/20 | CZ-NETAIR-20090306 | CZ-NETAIR-20090306 | RIPE | ALLOCATED PA |
| 217.29.67.72/32 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 217.31.192.0/20 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 217.196.208.0/20 | CZ-MIRAMO-20041013 | CZ-MIRAMO-20041013 | RIPE | ALLOCATED PA |
| 217.197.32.0/20 | CZ-MIRAMO-20090227 | CZ-MIRAMO-20090227 | RIPE | ALLOCATED PA |
| 217.198.112.0/20 | CZ-ZONER-20041115 | CZ-ZONER-20041115 | RIPE | ALLOCATED PA |
| 219.72.130.0/24 | CZ-CATV | CZ-CATV | APNIC | ALLOCATED NON-PORTABLE |
| 2001:504:16::6268/128 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 2001:504:31::3:d86:1/128 | CZ.NIC, z.s.p.o. (AS200070) | CZ.NIC, z.s.p.o. | PEERINGDB | ASSIGNED |
| 2001:678:1::/48 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 2001:678:f::/48 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 2001:678:10::/48 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
| 2001:678:11::/48 | CZ.NIC, z.s.p.o. | CZ.NIC, z.s.p.o. | BGP | ANNOUNCED |
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