18.253.0.0/16 Amazon
Announced by AS8987 Amazon. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 18.253.0.0/16
Prefix
Origin
AS8987 GOVCLOUD
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 02:24 UTC
Paths
How 18.253.0.0/16 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 13760 16509 8987
| Origin | AS8987 Amazon |
| Origin code | IGP |
| Communities | 13760:3002 36601:150 36601:2001 36601:13760 |
| Updated | 4d 0h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 16509 8987
| Origin | AS8987 Amazon |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 4d 8h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 16509×2 8987
| Origin | AS8987 Amazon |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 8h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS8987 to originate 18.253.0.0/16 up to /16. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 18.253.0.0/16 | /16 | AS8987 GOVCLOUD | ARIN |
| 18.253.0.0/16 | /16 | AS16509 AMAZON-02 | ARIN |
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 |
|---|---|---|---|---|
| 18.253.0.0/16 | AS16509 AMAZON-02 | RADB | Amazon EC2 OSU prefix | MAINT-AS16509 |