2620:1b:a000::/48 Massachusetts Green High Performance Computing Center, Inc
Announced by AS54617 Massachusetts Green High Performance Computing Center, Inc. RPKI valid Seen by 2 of our 5 looking glass sessions.
Summary
What the table says about 2620:1b:a000::/48
Prefix
Origin
AS54617 MGHPCC-AS
RPKI
RPKI valid
Size
65,536 /64s
Less specific
none
More specifics
0
IRR route objects
4 exact, 0 covering
In RouteViews
2026-10-16 00:07 UTC
Paths
How 2620:1b:a000::/48 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.
RPKI
Route origin authorizations
Covered by a ROA authorizing AS54617 to originate 2620:1b:a000::/48 up to /48. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2620:1b:a000::/48 | /48 | AS54617 MGHPCC-AS | ARIN |
| 2620:1b:a000::/48 | /48 | AS198949 Radware | 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 |
|---|---|---|---|---|
| 2620:1b:a000::/48 | AS54617 MGHPCC-AS | ARIN | 100 Bigelow Street Holyoke MA 01040 United States | MNT-MGHPCC |
| 2620:1b:a000::/48 | AS198949 Radware | ARIN | Massachusetts Green High Performance Computing Center, Inc | MNT-MGHPCC |
| 2620:1b:a000::/48 | AS54617 MGHPCC-AS | RADB | N | MAINT-AS54617 |
| 2620:1b:a000::/48 | AS198949 Radware | RADB | MOHPCC | MAINT-AS198949 |