Routegraphs
Route Grapher
Quick reference: largest ASes
| ASN | Peer count |
|---|---|
| 4242423914 | 349 |
| 4242421588 | 201 |
| 4242422189 | 159 |
| 4242423035 | 138 |
| 4242421080 | 127 |
| 4242421816 | 121 |
| 4242422717 | 119 |
| 4242423088 | 110 |
| 4242420207 | 96 |
| 4242422923 | 84 |
Origin ASNs for 172.31.0.0/16
| Origin ASNs | ROA valid? | Globally visible? |
|---|---|---|
| 4242423152 | ❌ | ✅ |
| 64654 | ✅ | ✅ |
Known ROA entries for 172.31.0.0/16
| ROA entry | ASN | Max allowed length |
|---|---|---|
| 172.31.0.0/16 | 64654 | 32 |
Sample Queries
Notes
This tool uses MRT dumps from the dn42 Global Route Collector (GRC).
- Blue: selected source ASN
- Green: origin ASN, passing ROA
- Red: origin ASN, failing ROA
- Solid line: this adjacency is known to exist from GRC paths
- Dashed line: guessed path; source ASN has no route to this prefix visible to the GRC