Data as of Nov 9, 2026
142.54.10.0/23
No anonymizer space · no proxy exits in 30 daysMichigan Statewide Educational Network · space held by Saginaw ISD
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 142.54.8.0/22 since Jan 2022 | AS401307 | Business | 1 | Saginaw ISD |
Network & registry
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2022
- Current origin since
- Mar 2022 · 4.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 142.54.10.0/23 | AS401307 | /23 | ARIN | RPKI valid |
| 142.54.8.0/22 | AS401307 | /23 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS401307 | ARIN | Saginaw Intermediate School District | MNT-SISD | Mar 7, 2023 |
Whois
Registration for this announcement
- Range
- 142.
54. 8. 0/ 21 - Netname
- MCONET-SAGINET-4
- Registrant
- Saginaw ISD
- Organization
- Saginaw ISD (SISD)
- Org address
- 3933 Barnard Road, Saginaw, MI, 48603
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-142-54-8-0-1
- Parent
- NET-142-0-0-0-0
- Created
- Apr 3, 2015
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 3, 2015
- Status
- assigned
Report abuse
Abuse contact
- rlewis@
sisd. cc - Name
- Lewis, Robert
- Phone
- +1-989-497-1120
- Handle
- LEWIS1101-ARIN