Data as of Nov 8, 2026
66.97.237.0/24
No anonymizer space · no proxy exits in 30 daysNational Information Solutions Cooperative, Inc · space held by Dakota Carrier Network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.97.224.0/19 since May 2005 | AS26794 | Internet provider | 39 5 always on | Dakota Carrier Network |
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 |
|---|---|---|---|---|---|---|
| 66.97.224.0/19 | 8,192 | DCN-NET-1 | Dakota Carrier Network (DCN-38) · US | Direct Allocation | Jan 23, 2003 | dcnadmin@ |
| └ 66.97.237.0/24 | 256 | NISC-ASP-1 | National Information Solutions Cooperative, Inc (C08315096) · US | Reassigned | Apr 13, 2022 | dcnadmin@ via DCN-NET-1 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- Dakota Carrier Network
- Handle
- DCN-38
- Range
- 66.
97. 224. 0/ 19 - Registration type
- Direct Allocation
- Record created
- Jan 23, 2003
Origin network
AS394321
US
- Name
- National Information Solutions Cooperative, Inc
- Type
- Business
- Registered
- Aug 10, 2015
- Domain
- nisc.coop
- Website
- www.nisc.coop
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Dec 2012
- Current origin since
- Jul 2022 · 4.4 yr
- Origin networks
- 2
- Last change of origin
- Jul 2022
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS14618 not the origin | ARIN | Dakota Carrier Network | MNT-DCN-38 | Jan 30, 2025 |
| AS16509 not the origin | ARIN | Dakota Carrier Network | MNT-DCN-38 | Jan 30, 2025 |
| AS16509 not the origin | RADB | Amazon EC2 Prefix | MAINT-AS16509 | Feb 4, 2025 |
| AS394321 | RADB | NISC | MAINT-AS26794 | Nov 13, 2023 |
| AS394321 | ARIN | Dakota Carrier Network | MNT-DCN-38 | Jan 30, 2025 |
Whois
Registration for this announcement
- Range
- 66.
97. 237. 0/ 24 - Netname
- NISC-ASP-1
- Registrant
- National Information Solutions Cooperative, Inc
- Organization
- National Information Solutions Cooperative, Inc (C08315096)
- Type
- Reassigned
- Handle
- NET-66-97-237-0-1
- Parent
- NET-66-97-224-0-1
- Created
- Apr 13, 2022
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 23, 2003
- Status
- assigned
Report abuse
Abuse contact
- dcnadmin@
dakotacarrier. com - Name
- DCN NOC
- Phone
- +1-701-255-9501
- Handle
- DCNNO-ARIN