Data as of Nov 5, 2026
66.99.8.0/22
7 residential-proxy exits · 30 daysConcordia University Chicago · space held by Illinois Century Network
Residential-proxy exits
Proxy exits
7
0.68% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
4
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
46 observations
Proxy providers listing exits
- ColaProxy
- RainProxy
- Shifter
- Thordata
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.99.0.0/18 since Sep 2013 | AS6325 | Business | 12 | Illinois Century Network | |
| 66.99.0.0/17 since May 2005 | AS6325 | Business | 15 | Illinois Century Network | |
| 66.99.0.0/16 since May 2005 | AS6325 | Business | 20 1 always on | Illinois Century Network |
Network & registry
Origin network
AS19941
US
- Name
- Concordia University Chicago
- Type
- Education
- Registered
- May 10, 2010
- Domain
- cuchicago.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
- Jul 2010
- Current origin since
- Jul 2010 · 16 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.99.8.0/22 | AS19941 | /22 | ARIN | RPKI valid |
| 66.99.0.0/18 | AS6325 | /18 | ARIN | Another network |
| 66.99.0.0/17 | AS6325 | /17 | ARIN | Another network |
| 66.99.0.0/16 | AS6325 | /16 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS19941 | RADB | Concordia University Chicago (AS19941) | MAINT-AS6325 | May 30, 2026 |
Whois
Registration for this announcement
- Range
- 66.
99. 0. 0/ 16 - Netname
- ICN7
- 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-66-99-0-0-1
- Parent
- NET-66-0-0-0-0
- Created
- Apr 9, 2001
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 9, 2001
- Status
- assigned
Report abuse
Abuse contact
- doit.
security@ illinois. gov - Name
- ICN Abuse
- Phone
- +1-217-524-3648
- Handle
- ICNAB-ARIN