Data as of Nov 9, 2026
64.107.81.0/24
No anonymizer space · no proxy exits in 30 daysSaint Xavier University · space held by Illinois Century Network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 64.107.64.0/18 since Sep 2013 | AS6325 | Business | 11 1 always on | Illinois Century Network | |
| 64.107.0.0/17 since May 2005 | AS6325 | Business | 34 2 always on | Illinois Century Network | |
| 64.107.0.0/16 since May 2005 | AS6325 | Business | 77 3 always on | Illinois Century Network |
Network & registry
Origin network
AS1777
US
- Name
- Saint Xavier University
- Type
- Education
- Registered
- Aug 21, 2009
- Domain
- sxu.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2017
- Current origin since
- Feb 2017 · 9.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 64.107.81.0/24 | AS1777 | /24 | ARIN | RPKI valid |
| 64.107.64.0/18 | AS6325 | /18 | ARIN | Another network |
| 64.107.0.0/17 | AS6325 | /17 | ARIN | Another network |
| 64.107.0.0/16 | AS6325 | /16 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1777 | RADB | Saint Xavier University - Chicago, IL (ICN Allocation) | MAINT-AS6325 | Oct 8, 2025 |
Whois
Registration for this announcement
- Range
- 64.
107. 0. 0/ 16 - Netname
- ICN1
- Registrant
- Illinois Century Network
- Organization
- Illinois Century Network (ILTN)
- Org address
- 120 W Jefferson, Springfield, IL, 62702
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-64-107-0-0-1
- Parent
- NET-64-0-0-0-0
- Created
- Jun 16, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 16, 2000
- Status
- assigned
Report abuse
Abuse contact
- doit.
security@ illinois. gov - Name
- ICN Abuse
- Phone
- +1-217-524-3648
- Handle
- ICNAB-ARIN