Data as of Nov 13, 2026
136.228.52.0/24
No anonymizer space · no proxy exits in 30 daysMichigan Statewide Educational 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 |
|---|---|---|---|---|---|---|
| 136.228.32.0/19 | 8,192 | MISEN-1 | Michigan Statewide Educational Network (MSEN-1) · US | Direct Allocation | May 9, 2018 | — |
| └ 136.228.52.0/22 | 1,024 | GENESEE-ISD | Genesee ISD (GI-602) · US | Reassigned | Mar 3, 2023 | — |
Network & registry
Registry
Holder
- Organization
- Michigan Statewide Educational Network
- Handle
- MSEN-1
- Range
- 136.
228. 32. 0/ 19 - Registration type
- Direct Allocation
- Record created
- May 9, 2018
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 this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2019
- Current origin since
- Dec 2021 · 4.9 yr
- Origin networks
- 3
- Last change of origin
- Dec 2021
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 136.228.52.0/22 | AS401307 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS401307 | ARIN | Genesee ISD | MNT-MSEN-1 | Mar 10, 2023 |
Whois
Registration for this announcement
- Range
- 136.
228. 52. 0/ 22 - Netname
- GENESEE-ISD
- Registrant
- Genesee ISD
- Organization
- Genesee ISD (GI-602)
- Org address
- 2413 W. Maple Ave., Flint, MI, 48507
- Org country
- US
- Type
- Reassigned
- Handle
- NET-136-228-52-0-1
- Parent
- NET-136-228-32-0-1
- Created
- Mar 3, 2023
- RIR
- ARIN
- Country
- US
- Delegated
- May 9, 2018
- Status
- assigned
Report abuse
Abuse contact
- ktorok@
misen. org - Name
- Torok, Kurt Kenneth
- Phone
- +1-269-207-6321
- Handle
- KKT-ARIN