Routegraphs

Route Grapher

Quick reference: largest ASes

ASN Peer count
4242423914 319
4242421588 184
4242422189 146
4242423088 132
4242421080 127
4242422717 114
4242423035 97
4242421816 94
4242422923 90
4201272923 88


Origin ASNs for 172.20.0.81/32

Origin ASNs ROA valid? Globally visible?
4242421411
4242422923
4242421080
4242420708
4201272923
4242423035

Known ROA entries for 172.20.0.81/32

ROA entry ASN Max allowed length
172.20.0.81/32 4201272923 32
172.20.0.81/32 4242420708 32
172.20.0.81/32 4242421080 32
172.20.0.81/32 4242421411 32
172.20.0.81/32 4242422923 32
172.20.0.81/32 4242422936 32
172.20.0.81/32 4242423035 32

Sample Queries

Notes

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