64.57.16.0/20 Internet2
Announced by AS11537 Internet2. RPKI valid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 64.57.16.0/20
Prefix
Origin
AS11537 INTERNET2-RESEARCH-EDU
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
9
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-13 20:02 UTC
RPKI
Route origin authorizations
Covered by a ROA authorizing AS11537 to originate 64.57.16.0/20 up to /20. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 64.57.16.0/20 | /20 | AS11537 INTERNET2-RESEARCH-EDU | 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 |
|---|---|---|---|---|
| 64.57.16.0/20 | AS11537 INTERNET2-RESEARCH-EDU | RADB | Internet2 | MAINT-AS11537 |
More specific
Prefixes inside 64.57.16.0/20
9 announced prefixes fall inside this one.
Show the 9 prefixes
64.57.19.80/28 AS11537 INTERNET2-RESEARCH-EDU64.57.20.0/23 AS11164 INTERNET2-I2PX64.57.22.0/24 AS396955 INTERNET2-BLEND64.57.22.144/28 AS11537 INTERNET2-RESEARCH-EDU64.57.22.176/28 AS11537 INTERNET2-RESEARCH-EDU64.57.22.208/28 AS11537 INTERNET2-RESEARCH-EDU64.57.22.232/29 AS11537 INTERNET2-RESEARCH-EDU64.57.23.240/28 AS11537 INTERNET2-RESEARCH-EDU64.57.29.0/24 AS11164 INTERNET2-I2PX