51.0.136.0/21
Nobody announces 51.0.136.0/21 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 51.0.136.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
none
More specifics
4
IRR route objects
1 exact, 0 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 51.0.136.0/21 | /21 | AS16509 AMAZON-02 | RIPE |
| 51.0.136.0/21 | /21 | AS214101 EU-SOVEREIGN-CLOUD | RIPE |
| 51.0.128.0/17 | /17 | AS16509 AMAZON-02 | RIPE |
| 51.0.128.0/17 | /17 | AS214101 EU-SOVEREIGN-CLOUD | RIPE |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 51.0.136.0/21 | AS16509 AMAZON-02 | RADB | Amazon Route53 Prefix | MAINT-AS16509 |
More specific
Prefixes inside 51.0.136.0/21
4 announced prefixes fall inside this one.