UW Campuses IP Address Ranges

This page contains IP lists for use by third parties in the following formats:

  • UW-Madison Online Subscription Account Forms Format
  • UW-Madison OUP and Other Online Subscriptions Format
  • UW-Madison EZproxy Servers
  • UW-System Online Subscription Account Forms Format
  • UW-System TCPwrapper Format

UW-Madison Online Subscription Account Forms Format

For UW-Madison the range would be entered as:

72.33.*.*
128.104.0-24.*
128.104.26-75.*
128.104.78-223.*
128.104.226-254.*
128.105.*.*
144.92.0-17.*
144.92.19-37.*
144.92.38.0-223
144.92.39-43.*
144.92.44.0-63
144.92.44.72-103
144.92.44.112-255
144.92.45-80.*
144.92.81.0-127
144.92.82-88.*
144.92.89.0-95
144.92.89.128-255
144.92.90-91.*
144.92.93-255.*
146.151.0-207.*
146.151.224-255.*
192.12.224.*
192.160.134.*
192.250.20-21.*
198.133.224-225.*
IPv6 range for UW Madison campus:
2607:F388::/32

UW-Madison OUP & Other Online Subscriptions Format

OUP (Oxford U. Press) and other vendors need the following type of format:
72.33.0.0 – 72.33.255.255
128.104.0.0 – 128.104.24.255
128.104.26.0 – 128.104.75.255
128.104.78.0 – 128.104.223.255
128.104.226.0 – 128.104.254.255
128.105.0.0 – 128.105.255.255
144.92.0.0 – 144.92.17.255
144.92.19.0 – 144.92.37.255
144.92.38.0 – 144.92.38.223
144.92.39.0 – 144.92.43.255
144.92.44.0 – 144.92.44.63
144.92.44.72 – 144.92.44.103
144.92.44.112 – 144.92.44.255
144.92.45.0 – 144.92.80.255
144.92.81.0 – 144.92.81.127
144.92.82.0 – 144.92.88.255
144.92.89.0 – 144.92.89.95
144.92.89.128 – 144.92.89.255
144.92.90.0 – 144.92.91.255
144.92.93.0 – 144.92.255.255
146.151.0.0 – 146.151.207.255
146.151.224.0 – 146.151.255.255
192.12.224.0 – 192.12.224.255
192.160.134.0 – 192.160.134.255
192.250.20.0 – 192.250.21.255
198.133.224.0 – 198.133.225.255
IPv6 range for UW Madison campus:
2607:F388::/32

UW-Madison EZproxy Servers

The IP addresses below are our EZproxy servers as well as one Tier 2 workstation located in the Library Technology Group Helpdesk office for non-proxied on campus testing.  Updated 8/30/2019.
128.104.46.200 (EZproxy server)
128.104.46.206 (EZproxy server)
128.104.46.196 (EZproxy server)
128.104.46.199 (EZproxy server)
128.104.46.207 (EZproxy server)
128.104.46.197 (EZproxy server)
128.104.60.146 (LTG office machine for testing)

UW-System Online Subscription Account Forms Format

UW – Colleges
143.235.*.*

UW – Eau Claire
137.28.*.*
192.236.17.*

UW – Green Bay
143.200.*.*

UW – La Crosse
138.49.*.*

UW – Milwaukee
129.89.*.*

UW – Oshkosh
141.233.*.*

UW – Parkside
131.210.*.*

UW – Platteville
137.104.*.*

UW – River Falls
139.225.*.*

UW – Stevens Point
143.236.*.*

UW – Stout
144.13.*.*

UW – Superior
137.81.*.*

UW – Whitewater
140.146.*.*

UW-System TCPwrapper Format

ALL: uwc.edu
ALL: 143.235.
ALL: uwec.edu
ALL: 137.28.
ALL: 192.236.17.
ALL: uwgb.edu
ALL: 143.200.
ALL: uwlax.edu
ALL: 138.49.
ALL: uwm.edu
ALL: 129.89.
ALL: uwosh.edu
ALL: 141.233.
ALL: uwp.edu
ALL: 131.210.
ALL: uwplatt.edu
ALL: 137.104., 216.56.19
ALL: uwrf.edu
ALL: 139.225.
ALL: uwsp.edu
ALL: 143.236.
ALL: uwstout.edu
ALL: 144.13.
ALL: uwsuper.edu
ALL: 137.81.
ALL: uww.edu
ALL: 140.146.