Data as of Nov 4, 2026
136.228.37.0/24
No anonymizer space · no proxy exits in 30 daysMichigan Statewide Educational Network
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 136.228.32.0/19 | 8,192 | MISEN-1 | Michigan Statewide Educational Network (MSEN-1) · US | Direct Allocation | May 9, 2018 | — |
| └ 136.228.37.0/24 | 256 | NORTHWEST-EDUCATION-SERVICES | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 136.228.36.0/23
- Prefix
- 136.228.36.0/23
- Announced by
- AS401307 Michigan Statewide Educational Network
- Type
- Business
- RPKI
- RPKI valid
- Netname
- MISEN-1
- Registrant
- Michigan Statewide Educational Network
- RIR
- ARIN
Origin network
AS401307
US
- Name
- Michigan Statewide Educational Network
- Type
- Education
- Registered
- Jun 14, 2021
- Domain
- mich.net
- Industry
- Education and Research
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 136.228.36.0/23
136.228.36.0/23
Routing history
- Pattern
- Rotating
- First seen
- Jun 2018
- Current origin since
- Jan 2022 · 4.8 yr
- Origin networks
- 2
- Last change of origin
- Jan 2022
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 136.228.36.0/23 | AS401307 | /24 | ARIN | RPKI valid |
IRR
Route objects on 136.228.36.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS401307 | ARIN | Northwest Education Services | MNT-MSEN-1 | Mar 10, 2023 |
Whois
Registration for this announcement
- Range
- 136.228.32.0/19
- Netname
- MISEN-1
- Registrant
- Michigan Statewide Educational Network
- Organization
- Michigan Statewide Educational Network (MSEN-1)
- Org address
- Michigan State Education Network, Flint, MI, 48507
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-136-228-32-0-1
- Parent
- NET-136-0-0-0-0
- Created
- May 9, 2018
- RIR
- ARIN
- Country
- US
- Delegated
- May 9, 2018
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Administrator
- Phone
- +1-810-591-4975
- Handle
- ADMIN6127-ARIN