Addresses of key network services

Name Names IPs Ports
DNS resolvers

resolver0.dns.ox.ac.uk

resolver1.dns.ox.ac.uk

resolver2.dns.ox.ac.uk

129.67.1.1

129.67.1.180

163.1.2.1

53/tcp

53/udp

DNS resolvers - source address for recursive resolution various 163.1.2.120/29

*

DNS authoritative nameservers

auth0.dns.ox.ac.uk

auth1.dns.ox.ac.uk

auth2.dns.ox.ac.uk

129.67.1.190

129.67.1.191

163.1.2.190

53/tcp

53/udp

WINS servers

dnsad5.it.ox.ac.uk

dnsad4.it.ox.ac.uk

129.67.241.227

129.67.226.100

137-139/udp
SMTP relay1 oxmail.ox.ac.uk

129.67.1.160/28

163.1.2.160/28

25/tcp
SMTP submission1 smtp.ox.ac.uk

129.67.1.204/30

163.1.2.204/30

587/tcp
RADIUS authentication2

radius0.oucs.ox.ac.uk

radius1.oucs.ox.ac.uk

radius2.oucs.ox.ac.uk

129.67.1.113

163.1.2.113

129.67.1.116

1812/udp (authentication)

1813/udp (accounting)

NTP time servers

ntp0.ox.ac.uk

ntp1.ox.ac.uk

ntp2.ox.ac.uk

ntp3.ox.ac.uk

129.67.1.160

129.67.1.164

163.1.2.160

163.1.2.164

123/udp
DHCP (Campus)

server-d.dhcp.ox.ac.uk

server-e.dhcp.ox.ac.uk

129.67.1.11

163.1.2.11

67/udp
DHCP (OWL)

owl-dhcp-a.backbone.ox.ac.uk

owl-dhcp-b.backbone.ox.ac.uk

192.76.34.4

192.76.34.5

67/udp
DHCP (eduroam)

eduroam-ipam-i.backbone.ox.ac.uk

eduroam-ipam-a.backbone.ox.ac.uk

192.76.34.77

192.76.34.81

67/udp

eduroam DNS resolvers

 eduroam-ipam-a.backbone.ox.ac.uk

eduroam-ipam-i.backbone.ox.ac.uk

192.76.34.77

192.76.34.81

53/tcp

53/udp

eduroam DNS resolvers - source address for recursive resolution

splash-source.dns.ox.ac.uk

splish-source.dns.ox.ac.uk 

129.67.1.6

163.1.2.14

*

 

 

1 Service is provided on round-robin of several IP addresses within the specified ranges

2 Accounting must be configured on any servers used to authenticate clients

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