Routegraphs

Route Grapher

Quick reference: largest ASes

ASN Peer count
4242423914 322
4242421588 191
4242422189 147
4242422717 118
4242421080 116
4242423088 105
4242423035 104
4242421816 86
4242422923 83
64719 82


Origin ASNs for 172.21.78.32/27

Origin ASNs ROA valid? Globally visible?
4242421440

Known ROA entries for 172.21.78.32/27

ROA entry ASN Max allowed length
172.21.78.32/27 4242421440 29

Sample Queries

Notes

This tool uses MRT dumps from the dn42 Global Route Collector (GRC).