Data as of Nov 6, 2026
206.176.42.0/24
No anonymizer space · no proxy exits in 30 daysBlack Hills State University · space held by South Dakota State Government
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 206.176.32.0/19 since Apr 2011 | AS14263 | Business | 5 1 always on | South Dakota State Government |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 206.176.0.0/17 | 32,768 | DDNNET-BLK-1 | South Dakota State Government (SDSG) · US | Direct Allocation | Oct 26, 1995 | Jeff. |
| └ 206. | 1,024 | DDN-BHSU-2 | Black Hills State University (BHSU) · US | Reassigned | Oct 28, 2003 | fred. |
Network & registry
Registry
Holder
- Organization
- South Dakota State Government
- Handle
- SDSG
- Range
- 206.
176. 0. 0/ 17 - Registration type
- Direct Allocation
- Record created
- Oct 26, 1995
- Legacy
- yes
Origin network
AS22215
US
- Name
- Black Hills State University
- Type
- Education
- Registered
- Aug 21, 2001
- Domain
- bhsu.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
- Oct 2008
- Current origin since
- Feb 2026 · 8 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 206.176.42.0/24 | AS22215 | /24 | ARIN | RPKI valid |
| 206.176.0.0/17 | AS14263 | /24 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS22215 | ARIN | State of South Dakota - RIS | MNT-SDSG | Sep 24, 2021 |
Whois
Registration for this announcement
- Range
- 206.
176. 39. 0 - 206. 176. 42. 255 - Netname
- DDN-BHSU-2
- Registrant
- Black Hills State University
- Organization
- Black Hills State University (BHSU)
- Org address
- Network and Computer Services, Spearfish, SD, 57799
- Org country
- US
- Type
- Reassigned
- Handle
- NET-206-176-39-0-1
- Parent
- NET-206-176-0-0-1
- Created
- Oct 28, 2003
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 26, 1995
- Status
- assigned
Report abuse
Abuse contact
- fred.
nelson@ bhsu. edu - Name
- Nelson, Fred N
- Phone
- +1-605-644-6848
- Handle
- FNN2-ARIN