121.244.20.0/23 Tata Communications Ltd
Announced by AS10199 Tata Communications Ltd. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 121.244.20.0/23
Prefix
Origin
AS10199 TATA-AS
RPKI
RPKI valid
Size
512 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-13 04:03 UTC
Paths
How 121.244.20.0/23 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 6453 4755 10199
| Origin | AS10199 Tata Communications Ltd |
| Origin code | EGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 4h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6453 4755 10199
| Origin | AS10199 Tata Communications Ltd |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 12h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6453 4755 10199
| Origin | AS10199 Tata Communications Ltd |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 12h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS10199 to originate 121.244.20.0/23 up to /23. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 121.244.20.0/23 | /23 | AS4755 TATACOMM-AS | APNIC |
| 121.244.20.0/23 | /23 | AS10199 TATA-AS | APNIC |
| 121.244.0.0/17 | /17 | AS4755 TATACOMM-AS | APNIC |
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 |
|---|---|---|---|---|
| 121.244.20.0/23 | AS10199 TATA-AS | APNIC | Tata Communications Limited Customer Service & Operations Plot Nos. C-21 & C-36 'G' Block, Bandra Kurla Complex, | MAINT-VSNL-AP |
| 121.244.20.0/23 | AS10199 TATA-AS | RADB | VSNL Route Object | MAINT-VSNL-IN |
| 121.244.0.0/16 covering | AS4755 TATACOMM-AS | RADB | VSNL Route Object | MAINT-VSNL-IN |
| 121.240.0.0/13 covering | AS4755 TATACOMM-AS | APNIC | Route for VSNL | MAINT-VSNL-AP |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.