204.84.112.0/21 MCNC
Announced by AS81 MCNC. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 204.84.112.0/21
Prefix
Origin
AS81 NCREN
RPKI
RPKI valid
Size
2,048 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-14 04:02 UTC
Paths
How 204.84.112.0/21 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 81
| Origin | AS81 MCNC |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 4h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 81
| Origin | AS81 MCNC |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 13h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 81
| Origin | AS81 MCNC |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 13h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS81 to originate 204.84.112.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 204.84.112.0/21 | /21 | AS81 NCREN | ARIN |
| 204.84.0.0/15 | /15 | AS81 NCREN | 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 |
|---|---|---|---|---|
| 204.84.112.0/21 | AS81 NCREN | ARIN | Autogenerated route object | MNT-MCNC-Z |
| 204.84.0.0/15 covering | AS81 NCREN | ARIN | Autogenerated route object | MNT-MCNC-Z |
| 204.84.0.0/15 covering | AS81 NCREN | LEVEL3 | MCNC | NCREN-MNT |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.