2001:4cb8:100::/48 Signet B.V.
Announced by AS28878 Signet B.V. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 2001:4cb8:100::/48
Prefix
Origin
AS28878 SIGNET-AS
RPKI
RPKI valid
Size
65,536 /64s
Less specific
More specifics
0
IRR route objects
0 exact, 3 covering
In RouteViews
2026-10-12 08:09 UTC
Paths
How 2001:4cb8:100::/48 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 2914 8455 49685 39700 28878
| Origin | AS28878 Signet B.V. |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:2001 |
| Updated | 4d 8h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 24785 49685 39700 28878
| Origin | AS28878 Signet B.V. |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 4d 16h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 24785 49685 39700 28878
| Origin | AS28878 Signet B.V. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 16h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS28878 to originate 2001:4cb8::/29 up to /48. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2001:4cb8::/29 | /48 | AS28878 SIGNET-AS | RIPE |
| 2001:4cb8::/29 | /48 | AS39700 signetbreedband | RIPE |
| 2001:4cb8::/29 | /48 | AS49685 signetbreedband | 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 |
|---|---|---|---|---|
| 2001:4cb8::/32 covering | AS28878 SIGNET-AS | NTTCOM | Proxy Object for AS2914 Downstream Peer | MAINT-NTTCOM-RA |
| 2001:4cb8::/29 covering | AS28878 SIGNET-AS | RIPE | NL-SIGNET6-01 | SIGNET-MNT |
| 2001:4cb8::/29 covering | AS39700 signetbreedband | RIPE | N | SIGNET-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.