Data as of Nov 7, 2026
137.216.91.0/24
2 residential-proxy exits · 30 daysSouth Dakota State University
Residential-proxy exits
Proxy exits
2
0.78% of its addresses · 30 days
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
28 observations
Proxy providers listing exits
- AnyIP
- ColaProxy
- Thordata
Network & registry
Announced by
Covering announcement 137.216.0.0/16
- Prefix
- 137.216.0.0/16
- Announced by
- AS11607 South Dakota State University
- Type
- Business
- Proxy exits
- 67
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- SDSTATE
- Registrant
- South Dakota State University
- RIR
- ARIN
Origin network
AS11607
US
- Name
- South Dakota State University
- Type
- Education
- Registered
- Oct 19, 1998
- Domain
- sdstate.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 137.216.0.0/16
137.216.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 137.216.0.0/16 | AS11607 | /24 | ARIN | RPKI valid |
| 137.216.0.0/16 | AS198949 | /24 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 137.
216. 0. 0/ 16 - Netname
- SDSTATE
- Registrant
- South Dakota State University
- Organization
- South Dakota State University (SDSU-Z)
- Org address
- Wecota Hall 217, Brookings, SD, 57007
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-137-216-0-0-1
- Parent
- NET-137-0-0-0-0
- Created
- Jan 10, 1990
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 10, 1990
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN