asn.dev

IPv4 prefixes

AS4538 ERX-CERNET-BKB China Education and Research Network Center

Education RIPE Educational/Research

Inventory

IPv4 prefixes

3,283 announced · 16.45M addresses
PrefixAddressesCountryRPKIIRRFlags
1.51.0.0/221,024CN——
1.51.4.0/221,024CN——
1.51.8.0/212,048CN——
1.51.16.0/204,096CNNo ROAIRR
1.51.32.0/198,192CN——
1.51.64.0/1816,384CN——
1.51.128.0/1732,768CN——
1.184.0.0/15131,072CNNo ROAIRR
42.244.0.0/1665,536CNNo ROAIRR
42.245.0.0/1732,768CN——
42.245.128.0/1816,384CN——
42.246.0.0/1665,536CN——
42.247.0.0/212,048CN——
42.247.8.0/221,024CN——
42.247.12.0/23512CN——
42.247.14.0/23512CN——
42.247.16.0/23512CN——
42.247.18.0/24256CNRPKI validIRR covering
42.247.19.0/24256CNRPKI validIRR covering
42.247.20.0/24256CNRPKI validIRR covering
42.247.21.0/24256CN——
42.247.22.0/23512CN——
42.247.24.0/221,024CN——
42.247.28.0/23512CN——
42.247.30.0/24256CNRPKI validIRR covering
42.247.31.0/24256CN——
42.247.32.0/204,096CN——
42.247.48.0/221,024CN——
42.247.52.0/23512CN——
42.247.54.0/23512CN——
42.247.56.0/23512CN——
42.247.58.0/24256CNRPKI validIRR covering
42.247.59.0/24256CN——
42.247.60.0/221,024CN——
42.247.64.0/198,192CN——
42.247.96.0/212,048CN——
42.247.104.0/221,024CN——
42.247.108.0/221,024CN——
42.247.112.0/23512CN——
42.247.114.0/23512CN——
42.247.116.0/221,024CN——
42.247.120.0/212,048CN——
42.247.128.0/1732,768CN——
49.52.0.0/198,192CNNo ROAIRR covering
49.52.32.0/204,096CNNo ROAIRR
49.52.48.0/24256CNRPKI validIRR
49.52.49.0/24256CN——
49.52.50.0/23512CN——
49.52.52.0/221,024CN——
49.52.56.0/212,048CN——
49.52.64.0/1816,384CN——
49.52.128.0/1732,768CN——
49.53.0.0/1665,536CN——
49.54.0.0/15131,072CN——
49.120.0.0/1816,384CN——
49.120.64.0/198,192CNNo ROAIRR
49.120.96.0/198,192CN——
49.120.128.0/1732,768CN——
49.121.0.0/1665,536CN——
49.122.0.0/1816,384CN——
49.122.64.0/221,024CNNo ROAIRR covering
49.122.68.0/221,024CN——
49.122.72.0/212,048CN——
49.122.80.0/204,096CN——
49.122.96.0/198,192CN——
49.122.128.0/1816,384CNNo ROAIRR covering
49.122.192.0/1816,384CN——
49.123.0.0/1732,768CN——
49.123.128.0/1732,768CN——
49.141.0.0/198,192CN——
49.141.32.0/204,096CNNo ROAIRR
49.141.48.0/204,096CN——
49.141.64.0/1816,384CNNo ROAIRR
49.141.128.0/204,096CNNo ROAIRR
49.141.144.0/212,048CNNo ROAIRR
49.141.152.0/212,048CN——
49.141.160.0/198,192CN——
49.141.192.0/204,096CNNo ROAIRR
49.141.208.0/23512CN——
49.141.210.0/24256CNRPKI validIRR
49.141.211.0/24256CN——
49.141.212.0/221,024CN——
49.141.216.0/212,048CN——
49.141.224.0/198,192CN——
49.208.0.0/15131,072CNNo ROAIRR
58.154.0.0/204,096CNNo ROAIRR
58.154.32.0/23512CNNo ROAIRR
58.154.34.0/24256CNRPKI validIRR covering
58.154.35.0/24256CN——
58.154.36.0/23512CN——
58.154.38.0/23512CN——
58.154.40.0/212,048CN——
58.154.48.0/204,096CNNo ROAIRR
58.154.64.0/198,192CN——
58.154.96.0/204,096CNNo ROAIRR
58.154.112.0/204,096CN——
58.154.128.0/1732,768CN——
58.155.0.0/198,192CN——
58.155.32.0/204,096CNNo ROAIRR
58.155.48.0/221,024CN——