Data as of Nov 6, 2026
192.231.253.0/24
No anonymizer space · no proxy exits in 30 daysUniversity of Michigan
Network & registry
Origin network
AS36375
US
- Name
- University of Michigan
- Type
- Education
- Registered
- Dec 16, 2005
- Domain
- umich.edu
- Industry
- Education Software
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Oct 2008 · 18 yr
- Origin networks
- 2
- Last change of origin
- Oct 2008
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 192.
231. 253. 0/ 24 - Netname
- UMICH-7
- Registrant
- University of Michigan
- Organization
- University of Michigan (UNIVER-118-Z)
- Org address
- IT Communications Services, Ann Arbor, MI, 48105-3640
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-192-231-253-0-1
- Parent
- NET-192-0-0-0-0
- Created
- Oct 26, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 26, 1992
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN