Data as of Nov 14, 2026
141.212.0.0/16
1 residential-proxy exit · 30 daysUniversity of Michigan
Residential-proxy exits
Proxy exits
1
<0.01% of its addresses · 30 days
Spread
1 of 256
/24s with at least one exit
Providers
2
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- Ake.net
- DataImpulse
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 |
|---|---|---|---|---|---|---|
| 141.212.0.0/16 | 65,536 | UMICH-2 | University of Michigan (UNIVER-118-Z) · US | Direct Allocation | Aug 2, 1990 | report-abuse@ |
| └ 141.212.254.128/29 | 8 | UMICH-22502 | unknown | — | — | — |
| └ 141.212.254.136/29 | 8 | UMICH-33254 | unknown | — | — | — |
| └ 141.212.254.144/29 | 8 | UMICH-33255 | unknown | — | — | — |
| └ 141.212.254.152/29 | 8 | UMICH-33256 | unknown | — | — | — |
| └ 141.212.254.160/29 | 8 | UMICH-33257 | unknown | — | — | — |
| └ 141.212.254.168/29 | 8 | UMICH-33258 | unknown | — | — | — |
| └ 141.212.254.192/26 | 64 | UMICH-33261 | unknown | — | — | — |
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
- Tor exits
- 1
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Nov 2006 · 20 yr
- Origin networks
- 3
- Last change of origin
- Feb 2018
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 141.
212. 0. 0/ 16 - Netname
- UMICH-2
- 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-141-212-0-0-1
- Parent
- NET-141-0-0-0-0
- Created
- Aug 2, 1990
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 2, 1990
- Status
- assigned
Report abuse
Abuse contact
- report-abuse@
umich. edu - Name
- IT Abuse Investigation
- Phone
- +1-734-764-4357
- Handle
- IAI8-ARIN