74.87.128.0/19 Charter Communications Inc
Announced by AS7843 Charter Communications Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 74.87.128.0/19
Prefix
Origin
AS7843 TWC-7843-BB
RPKI
RPKI valid
Size
8,192 addresses
Less specific
none
More specifics
18
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-13 12:02 UTC
Paths
How 74.87.128.0/19 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 3356 7843
| Origin | AS7843 Charter Communications Inc |
| Origin code | IGP |
| Communities | 3356:3 3356:86 3356:575 3356:666 3356:901 3356:2258 7843:2161 36601:150 36601:2001 36601:13760 |
| Updated | 5d 9h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 7843
| Origin | AS7843 Charter Communications Inc |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 17h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 7843
| Origin | AS7843 Charter Communications Inc |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 17h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS7843 to originate 74.87.128.0/19 up to /19. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 74.87.128.0/19 | /19 | AS7843 TWC-7843-BB | 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 |
|---|---|---|---|---|
| 74.87.128.0/19 | AS7843 TWC-7843-BB | RADB | RR-route | MAINT-RR |
More specific
Prefixes inside 74.87.128.0/19
18 announced prefixes fall inside this one.
Show the 18 prefixes
74.87.128.0/23 AS11955 TWC-11955-ATLANTA74.87.130.0/23 AS10796 TWC-10796-MIDWEST74.87.133.0/24 AS20001 TWC-20001-PACWEST74.87.134.0/24 AS20001 TWC-20001-PACWEST74.87.135.0/24 AS10838 OCEANIC-INTERNET-RR74.87.136.0/24 AS20001 TWC-20001-PACWEST74.87.137.0/24 AS20001 TWC-20001-PACWEST74.87.138.0/23 AS10796 TWC-10796-MIDWEST74.87.140.0/22 AS10838 OCEANIC-INTERNET-RR74.87.144.0/23 AS20001 TWC-20001-PACWEST74.87.146.0/23 AS11955 TWC-11955-ATLANTA74.87.148.0/23 AS20001 TWC-20001-PACWEST74.87.150.0/23 AS10796 TWC-10796-MIDWEST74.87.152.0/23 AS10796 TWC-10796-MIDWEST74.87.154.0/23 AS11426 TWC-11426-CAROLINAS74.87.156.0/24 AS20001 TWC-20001-PACWEST74.87.157.0/24 AS20001 TWC-20001-PACWEST74.87.158.0/23 AS20001 TWC-20001-PACWEST