LAYER3 INTEL
Get started
Sign in
Data as of Nov 15, 2026

141.213.0.0/16

No anonymizer space · no proxy exits in 30 days

University of Michigan

Announcement
this exact prefix
RPKI valid
Announced by
AS36375
Type
Business
Risk
0 / 100 · Low

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
141.213.0.0/1665,536UMICH-3University of Michigan (UNIVER-118-Z) · USDirect AllocationAug 2, 1990report-abuse@umich.edu
└ 141.213.226.0/24256UMICH-1087unknown———
└ 141.213.227.0/25128UMICH-14617unknown———
└ 141.213.227.128/2732UMICH-14618unknown———
└ 141.213.227.160/2732UMICH-14619unknown———
└ 141.213.227.192/2732UMICH-14620unknown———
└ 141.213.227.224/2732UMICH-14621unknown———
└ 141.213.228.0/24256UMICH-771unknown———
└ 141.213.229.0/25128UMICH-710unknown———
└ 141.213.229.128/2664UMICH-77700unknown———
└ 141.213.230.0/25128UMICH-865unknown———
└ 141.213.230.128/25128UMICH-20623unknown———
└ 141.213.231.0/24256UMICH-1313unknown———
└ 141.213.232.0/2664UMICH-940unknown———
└ 141.213.232.64/2816UMICH-3011unknown———
└ 141.213.232.80/2816UMICH-23046unknown———
└ 141.213.232.96/2816UMICH-3012unknown———
└ 141.213.232.128/2732UMICH-3013unknown———
└ 141.213.232.160/2816UMICH-10061unknown———
└ 141.213.232.176/2816UMICH-23967unknown———
└ 141.213.232.224/2732UMICH-39409unknown———
└ 141.213.233.32/2732UMICH-49015unknown———
└ 141.213.233.64/2664UMICH-49016unknown———
└ 141.213.233.128/2664UMICH-48221unknown———
└ 141.213.233.192/2732UMICH-50949unknown———
└ 141.213.234.0/24256UMICH-869unknown———
└ 141.213.235.0/25128UMICH-4878unknown———
└ 141.213.235.128/2664UMICH-27585unknown———
└ 141.213.235.192/2664UMICH-68780unknown———
└ 141.213.236.0/2664UMICH-937unknown———
└ 141.213.236.64/2732UMICH-944unknown———
└ 141.213.236.96/2816UMICH-11571unknown———
└ 141.213.236.112/2816UMICH-16113unknown———
└ 141.213.236.128/2732UMICH-862unknown———
└ 141.213.236.160/2732UMICH-27668unknown———
└ 141.213.236.192/2732UMICH-27272unknown———
└ 141.213.236.224/2732UMICH-50947unknown———
└ 141.213.237.0/25128UMICH-943unknown———
└ 141.213.237.128/2664UMICH-694unknown———
└ 141.213.237.192/2664UMICH-3014unknown———
└ 141.213.238.0/2664UMICH-1197unknown———
└ 141.213.238.64/2732UMICH-19495unknown———
└ 141.213.238.112/298UMICH-19497unknown———
└ 141.213.238.120/298UMICH-19498unknown———
└ 141.213.238.128/2664UMICH-939unknown———
└ 141.213.238.192/2732UMICH-1066unknown———
└ 141.213.238.224/2816UMICH-874unknown———
└ 141.213.238.240/2816UMICH-35303unknown———
└ 141.213.239.0/25128UMICH-4880unknown———
└ 141.213.240.0/24256UMICH-1114unknown———
└ 141.213.241.0/24256UMICH-61613unknown———
└ 141.213.242.0/24256UMICH-49022unknown———
└ 141.213.243.0/2732UMICH-50948unknown———
└ 141.213.243.32/2732UMICH-55997unknown———
└ 141.213.243.64/2664UMICH-55996unknown———
└ 141.213.243.128/2664UMICH-55995unknown———
└ 141.213.243.192/2664UMICH-58062unknown———
└ 141.213.248.0/23512UMICH-1247unknown———
└ 141.213.250.0/25128UMICH-1257unknown———
└ 141.213.250.128/25128UMICH-14210unknown———
└ 141.213.251.0/2732UMICH-10150unknown———
└ 141.213.251.32/2732UMICH-14038unknown———
└ 141.213.251.64/2732UMICH-19452unknown———
└ 141.213.251.96/2816UMICH-23750unknown———
└ 141.213.251.128/2664UMICH-13944unknown———
└ 141.213.251.192/2664UMICH-52642unknown———
└ 141.213.252.0/25128UMICH-1246unknown———
└ 141.213.252.128/2816UMICH-10074unknown———
└ 141.213.252.144/2816UMICH-12934unknown———
└ 141.213.252.160/2816UMICH-10086unknown———
└ 141.213.252.192/2816UMICH-10087unknown———
└ 141.213.252.208/2816UMICH-28095unknown———
└ 141.213.252.224/2732UMICH-28096unknown———
└ 141.213.253.128/25128UMICH-10015unknown———
└ 141.213.254.0/2664UMICH-1227unknown———
└ 141.213.254.64/2664UMICH-3018unknown———
└ 141.213.254.128/2732UMICH-3019unknown———
└ 141.213.254.160/2816UMICH-26198unknown———
└ 141.213.254.176/2816UMICH-26309unknown———
└ 141.213.254.192/2664UMICH-14037unknown———
└ 141.213.255.0/2816UMICH-1042unknown———
└ 141.213.255.16/2816UMICH-3022unknown———
└ 141.213.255.32/2732UMICH-945unknown———
└ 141.213.255.64/2664UMICH-3025unknown———
└ 141.213.255.128/2732UMICH-3026unknown———
└ 141.213.255.160/2816UMICH-19867unknown———
└ 141.213.255.176/2816UMICH-19868unknown———
└ 141.213.255.192/2664UMICH-3027unknown———
← Previous401–487 of 487 · page 3 of 3Next →

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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