123.99.78.0/23 SK Broadband Co Ltd
Announced by AS17857 SK Broadband Co Ltd. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 123.99.78.0/23
Prefix
Origin
AS17857 SKB-NAKDONGDIGITALBUSANNET-AS-KR-KR
RPKI
RPKI not found
Size
512 addresses
More specifics
1
IRR route objects
1 exact, 4 covering
In RouteViews
2026-10-12 16:02 UTC
Paths
How 123.99.78.0/23 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 174 701 9318 17857
| Origin | AS17857 SK Broadband Co Ltd |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 4d 15h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6939 9318 17857
| Origin | AS17857 SK Broadband Co Ltd |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 0h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9318 17857
| Origin | AS17857 SK Broadband Co Ltd |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 0h ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 123.99.78.0/23 | AS17857 SKB-NAKDONGDIGITALBUSANNET-AS-KR-KR | RADB | customer route | MAINT-AS9318 |
| 123.99.64.0/20 covering | AS17857 SKB-NAKDONGDIGITALBUSANNET-AS-KR-KR | RADB | Proxy-Registered Route Object by LG Dacom(AS3786) | MAINT-AS3786 |
| 123.99.64.0/18 covering | AS9318 SKB-AS-KR | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 123.99.64.0/18 covering | AS9318 SKB-AS-KR | RADB | SK Broadband | MAINT-AS9318 |
| 123.99.64.0/18 covering | AS17857 SKB-NAKDONGDIGITALBUSANNET-AS-KR-KR | RADB | Proxy-Registered Route Object by LG Dacom(AS3786) | MAINT-AS3786 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 123.99.78.0/23
1 announced prefix fall inside this one.