129.250.161.128/27 Dimension Data North America, Inc.
Announced by AS21778 Dimension Data North America, Inc. RPKI valid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 129.250.161.128/27
Prefix
Origin
AS21778 NET-DIDATA-NY
RPKI
RPKI valid
Size
32 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-16 08:02 UTC
RPKI
Route origin authorizations
Covered by a ROA authorizing AS21778 to originate 129.250.161.128/27 up to /27. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 129.250.161.128/27 | /28 | AS2914 NTT-DATA-2914 | ARIN |
| 129.250.161.128/27 | /27 | AS21778 NET-DIDATA-NY | ARIN |
| 129.250.161.0/24 | /27 | AS2914 NTT-DATA-2914 | ARIN |
| 129.250.161.0/24 | /27 | AS21778 NET-DIDATA-NY | ARIN |
| 129.250.161.0/24 | /24 | AS21778 NET-DIDATA-NY | ARIN |
| 129.250.0.0/16 | /16 | AS2914 NTT-DATA-2914 | 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 |
|---|---|---|---|---|
| 129.250.161.128/27 | AS21778 NET-DIDATA-NY | NTTCOM | NTT America IT Networking | MAINT-NTTCOM-BB |
| 129.250.161.0/24 covering | AS21778 NET-DIDATA-NY | NTTCOM | NTT America IT Networking | MAINT-NTTCOM-BB |
| 129.250.0.0/16 covering | AS2914 NTT-DATA-2914 | NTTCOM | NTT Communications backbone | MAINT-NTTCOM-BB |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.