Routegraphs

Route Grapher

Quick reference: largest ASes

ASN Peer count
4242423914 639
4242422189 359
4242420207 320
4242421588 238
4242423035 228
4242423088 211
4242423377 176
4242421240 163
4242421816 159
4242423999 154
4242422717 152
4242421080 148
4242420298 141
4242422225 137


Origin ASNs for 172.21.91.32/28

Origin ASNs ROA valid? Globally visible?
4242420474 ✅ ✅

Known ROA entries for 172.21.91.32/28

ROA entry ASN Max allowed length
172.21.91.32/28 4242420474 28

Sample Queries

Notes

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