ASN Information - AS42081

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General Information

Name: European Centre for Medium-range Weather Forecasts (ecmwf)
Domain: ecmwf.int
Country: GB
Type: business
Registry: RIPE_NCC

Prefix Counts

IPv4 Count: 29,440
IPv6 Count: 79,789,104,094,565,525,530,607,616

IPv4 Prefixes

CIDR Country Network Name Organization Registry Status Size
77.83.224.0/22 IT ECMWF-BOL ECMWF-BOL RIPE_NCC ASSIGNED PA 1,024
77.83.224.0/23 IT ECMWF-BOL ECMWF-BOL RIPE_NCC ASSIGNED PA 512
77.83.226.0/24 IT ECMWF-BOL ECMWF-BOL RIPE_NCC ASSIGNED PA 256
136.156.32.0/22 GB EURO-MET-NET European Centre for Medium-range Weather Forecasts (ecmwf) RIPE_NCC LEGACY 1,024
136.156.40.0/21 GB EURO-MET-NET European Centre for Medium-range Weather Forecasts (ecmwf) RIPE_NCC LEGACY 2,048
136.156.128.0/20 GB EURO-MET-NET European Centre for Medium-range Weather Forecasts (ecmwf) RIPE_NCC LEGACY 4,096
136.156.144.0/20 GB EURO-MET-NET European Centre for Medium-range Weather Forecasts (ecmwf) RIPE_NCC LEGACY 4,096
136.156.192.0/18 IT EURO-MET-NET-DC EURO-MET-NET-DC RIPE_NCC LEGACY 16,384

IPv6 Prefixes

CIDR Country Network Name Organization Registry Status
2a09:9180:ec00::/42 IT ECMWF-BOL ECMWF-BOL RIPE_NCC AGGREGATED-BY-LIR
2a09:9180:ecfb::/48 IT ECMWF-BOL ECMWF-BOL RIPE_NCC ASSIGNED
2a09:9180:ecfd::/48 IT ECMWF-BOL ECMWF-BOL RIPE_NCC ASSIGNED

Network Relationships

Upstreams: AS137, AS31638