87.237.64.0/21 SysGroup plc
Announced by AS39537 SysGroup plc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 87.237.64.0/21
Prefix
Origin
AS39537 HNS
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 20:02 UTC
Paths
How 87.237.64.0/21 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 174 39537
| Origin | AS39537 SysGroup plc |
| Origin code | IGP |
| Communities | 174:21101 174:22012 36601:150 36601:174 36601:2001 |
| Updated | 4d 19h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 39537
| Origin | AS39537 SysGroup plc |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 4h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 39537
| Origin | AS39537 SysGroup plc |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 4h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS39537 to originate 87.237.64.0/21 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 87.237.64.0/21 | /24 | AS20860 IOMART-AS | RIPE |
| 87.237.64.0/21 | /24 | AS39537 HNS | 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 |
|---|---|---|---|---|
| 87.237.64.0/21 | AS39537 HNS | RIPE | Hub Network Services Ltd | MNT-HNS |