178.19.0.0/20 MACS THD
Announced by AS49011 MACS THD. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 178.19.0.0/20
Prefix
Origin
AS49011 MACS-THD-AS
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-12 16:02 UTC
Paths
How 178.19.0.0/20 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 15557 49011
| Origin | AS49011 MACS THD |
| Origin code | IGP |
| Communities | 174:21101 174:22008 36601:150 36601:174 36601:2001 |
| Updated | 4d 14h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2914 15557 49011
| Origin | AS49011 MACS THD |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 4d 22h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6762 15557 49011
| Origin | AS49011 MACS THD |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 22h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS49011 to originate 178.19.0.0/20 up to /20. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 178.19.0.0/20 | /20 | AS49011 MACS-THD-AS | RIPE |
| 178.19.0.0/20 | /24 | AS198949 Radware | 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 |
|---|---|---|---|---|
| 178.19.0.0/20 | AS198949 Radware | RADB | customer | MAINT-AS198949 |
| 178.19.0.0/20 | AS49011 MACS-THD-AS | RIPE | SFR Altice France - DSP MACS-THD | SFR-MNT |