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cz.alfatelecom ALFA TELECOM s.r.o. CZ

RIPE LIR — 11 IPv4 + 1 IPv6 allocations · BGP overlay from RIPE RIS RRC00
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IPv4 networks
11
IPv4 addresses
526 848
IPv4 /24 total
2 058
IPv4 announced
526 848 / 100%
IPv6 networks
1
IPv6 /48 total
524 288
IPv6 /48 announced
76 / 0%

⚠ Unannounced & partially announced blocks

IPv6: 0 not, 1 partial.
IPv6 — partially announced

IPv4 allocations

Date Prefix Status Total Announced Coverage
2011-02-11 31.148.0.0/16 RIPE DB ↗RADAR ↗ ALLOCATED PA 65 536 addr 65 536 addr Full 100%
2008-01-23 91.201.20.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2008-02-01 92.38.0.0/17 RIPE DB ↗RADAR ↗ ALLOCATED PA 32 768 addr 32 768 addr Full 100%
2007-12-03 92.253.128.0/17 RIPE DB ↗RADAR ↗ ALLOCATED PA 32 768 addr 32 768 addr Full 100%
2008-03-20 93.170.0.0/15 RIPE DB ↗RADAR ↗ ALLOCATED PA 131 072 addr 131 072 addr Full 100%
2008-12-01 95.46.0.0/15 RIPE DB ↗RADAR ↗ ALLOCATED PA 131 072 addr 131 072 addr Full 100%
2011-07-12 146.120.0.0/16 RIPE DB ↗RADAR ↗ ALLOCATED PA 65 536 addr 65 536 addr Full 100%
2011-07-12 146.158.0.0/17 RIPE DB ↗RADAR ↗ ALLOCATED PA 32 768 addr 32 768 addr Full 100%
2012-08-20 151.249.128.0/17 RIPE DB ↗RADAR ↗ ALLOCATED PA 32 768 addr 32 768 addr Full 100%
2014-08-22 185.67.252.0/22 RIPE DB ↗RADAR ↗ ALLOCATED PA 1 024 addr 1 024 addr Full 100%
2009-10-15 195.178.4.0/23 RIPE DB ↗RADAR ↗ ALLOCATED PA 512 addr 512 addr Full 100%

IPv6 allocations

Date Prefix Status Total Announced Coverage
2008-03-06 2a02:128::/29 RIPE DB ↗RADAR ↗ — 524 288 /48 76 /48 Partial 0.01%
Announced sub-prefixes
Not announced sub-prefixes (56)

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.