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us.cogent Cogent Communications Group LLC US

RIPE LIR — 10 IPv4 + 1 IPv6 allocations · BGP overlay from RIPE RIS RRC00
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IPv4 networks
10
IPv4 addresses
102 400
IPv4 /24 total
400
IPv4 announced
101 888 / 100%
IPv6 networks
1
IPv6 /48 total
65 536
IPv6 /48 announced
65 536 / 100%

⚠ Unannounced & partially announced blocks

1 partially announced with 512 addr unannounced.
IPv4 — partially announced

IPv4 allocations

Date Prefix Status Total Announced Coverage
2001-09-11 80.91.64.0/20 RIPE DB ↗RADAR ↗ ALLOCATED PA 4 096 addr 4 096 addr Full 100%
2003-05-06 80.91.80.0/20 RIPE DB ↗RADAR ↗ ALLOCATED PA 4 096 addr 3 584 addr Partial 87.5%
Announced sub-prefixes
Not announced sub-prefixes (2)
2001-11-05 80.245.32.0/20 RIPE DB ↗RADAR ↗ ALLOCATED PA 4 096 addr 4 096 addr Full 100%
2002-12-19 80.245.48.0/20 RIPE DB ↗RADAR ↗ ALLOCATED PA 4 096 addr 4 096 addr Full 100%
2002-03-15 81.2.128.0/18 RIPE DB ↗RADAR ↗ ALLOCATED PA 16 384 addr 16 384 addr Full 100%
2003-06-20 82.129.0.0/17 RIPE DB ↗RADAR ↗ ALLOCATED PA 32 768 addr 32 768 addr Full 100%
2003-07-17 82.138.64.0/18 RIPE DB ↗RADAR ↗ ALLOCATED PA 16 384 addr 16 384 addr Full 100%
1998-04-27 212.20.128.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2001-03-27 213.146.160.0/19 RIPE DB ↗RADAR ↗ ALLOCATED PA 8 192 addr 8 192 addr Full 100%
2002-05-13 217.71.112.0/20 RIPE DB ↗RADAR ↗ ALLOCATED PA 4 096 addr 4 096 addr Full 100%

IPv6 allocations

Date Prefix Status Total Announced Coverage
2002-10-25 2001:978::/32 RIPE DB ↗RADAR ↗ — 65 536 /48 65 536 /48 Full 100%

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.