Data as of Nov 7, 2026
64.57.21.0/24
No anonymizer space · no proxy exits in 30 daysInternet2
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Sep 18, 2026
from AS11164 Internet2, after 5.6 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 64.57.16.0/20 | AS11537 | Business | Internet2 |
Network & registry
Announced by
Covering announcement 64.57.20.0/23
- Prefix
- 64.57.20.0/23
- Announced by
- AS11164 Internet2
- Type
- Business
- RPKI
- RPKI valid
- Netname
- I2-NEWNET
- Registrant
- Internet2
- RIR
- ARIN
Origin network
AS11164
US
- Name
- Internet2
- Type
- Education
- Registered
- Jul 11, 2014
- Domain
- internet2.edu
- Website
- www.internet2.edu/
- Industry
- Human Rights and Social Advocacy (Human Rights, Environment and Wildlife Conservation, Other)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
64.57.20.0/23
Routing history
- Pattern
- Stable
- First seen
- Nov 2010
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 64.57.20.0/23 | AS11164 | /23 | ARIN | RPKI valid |
| 64.57.16.0/20 | AS11537 | /20 | ARIN | Another network |
IRR
Route objects on 64.57.20.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS11164 | RADB | Internet2 | MAINT-AS11537 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 64.
57. 16. 0/ 20 - Netname
- I2-NEWNET
- Registrant
- Internet2
- Organization
- Internet2 (INTER-395)
- Org address
- 3520 Green CT, Ann Arbor, MI, 48105
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-64-57-16-0-1
- Parent
- NET-64-0-0-0-0
- Created
- Oct 17, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 17, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
net. internet2. edu - Name
- Abuse
- Phone
- +1-317-278-6622
- Handle
- ABUSE8538-ARIN