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cz.ceznet21 CEZNET s.r.o. CZ

RIPE LIR — 23 IPv4 + 9 IPv6 allocations · BGP overlay from RIPE RIS RRC00
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IPv4 networks
23
IPv4 addresses
113 664
IPv4 /24 total
444
IPv4 announced
113 664 / 100%
IPv6 networks
9
IPv6 /48 total
3 538 944
IPv6 /48 announced
2 228 224 / 63%

⚠ Unannounced & partially announced blocks

IPv6: 1 not, 2 partial.
IPv6 — fully not announced
IPv6 — partially announced

IPv4 allocations

Date Prefix Status Total Announced Coverage
2011-12-15 37.9.192.0/21 RIPE DB ↗RADAR ↗ ALLOCATED PA 2 048 addr 2 048 addr Full 100%
2007-05-09 77.92.192.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2007-02-02 77.237.128.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2006-02-27 81.25.16.0/20 RIPE DB ↗RADAR ↗ ALLOCATED PA 4 096 addr 4 096 addr Full 100%
2009-04-14 82.144.128.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2003-09-23 82.202.0.0/18 RIPE DB ↗RADAR ↗ ALLOCATED PA 16 384 addr 16 384 addr Full 100%
2004-12-02 85.92.32.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2012-06-18 91.109.32.0/21 RIPE DB ↗RADAR ↗ ALLOCATED PA 2 048 addr 2 048 addr Full 100%
2010-01-12 109.234.40.0/21 RIPE DB ↗RADAR ↗ ALLOCATED PA 2 048 addr 2 048 addr Full 100%
2011-08-19 149.255.64.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2014-08-19 185.67.188.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2015-09-03 185.115.180.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2015-09-07 185.116.48.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2016-05-11 185.151.168.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2016-05-11 185.151.172.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2016-06-29 185.157.196.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2017-03-08 185.193.128.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2017-04-28 185.201.12.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2018-04-13 185.255.116.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2009-07-31 188.244.48.0/20 RIPE DB ↗RADAR ↗ ALLOCATED PA 4 096 addr 4 096 addr Full 100%
2000-07-31 212.90.224.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
1998-11-12 212.111.0.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2002-11-14 213.235.64.0/18 RIPE DB ↗RADAR ↗ ALLOCATED PA 16 384 addr 16 384 addr Full 100%

IPv6 allocations

Date Prefix Status Total Announced Coverage
2009-12-07 2a00:1800::/29 RIPE DB ↗RADAR ↗ — 524 288 /48 131 072 /48 Partial 25%
Announced sub-prefixes
Not announced sub-prefixes (4)
2011-05-30 2a00:e580::/29 RIPE DB ↗RADAR ↗ — 524 288 /48 524 288 /48 Full 100%
2009-04-14 2a02:d00::/29 RIPE DB ↗RADAR ↗ — 524 288 /48 131 072 /48 Partial 25%
Announced sub-prefixes
Not announced sub-prefixes (4)
2011-08-11 2a03:1180::/32 RIPE DB ↗RADAR ↗ — 65 536 /48 65 536 /48 Full 100%
2014-08-19 2a05:1200::/30 RIPE DB ↗RADAR ↗ — 262 144 /48 262 144 /48 Full 100%
2016-05-11 2a07:7a00::/29 RIPE DB ↗RADAR ↗ — 524 288 /48 524 288 /48 Full 100%
2017-03-06 2a0a:3340::/29 RIPE DB ↗RADAR ↗ — 524 288 /48 524 288 /48 Full 100%
2019-06-20 2a0a:4080::/32 RIPE DB ↗RADAR ↗ — 65 536 /48 65 536 /48 Full 100%
2017-04-28 2a0a:bdc0::/29 RIPE DB ↗RADAR ↗ — 524 288 /48 0 /48 Not announced 0%

Coverage = how much of an allocation is reachable via BGP. Full: every /24 (or /48) inside the block has a covering BGP route. Partial: some /24s announced, others unannounced — see the breakdown for the actual announced sub-prefixes. Not announced: no BGP route covers any /24 of the block.