A records not consistent
Authoritative servers agree, but not all other servers do.
- This is normal for A records. They can be geo- or round-robin load-balanced.
- Some servers may have cached older records. Wait for their TTLs to expire.
DNS server
TTL
Time To Live
The amount of time a DNS record is cached for.
Records returned by these servers
The official source of information for this domain,
managed by the owner of northwestern.edu .
managed by the owner of northwestern.edu .
accuvax.northwestern.edu
129.105.49.100
The official source of information for this domain,
managed by the owner of northwestern.edu .
managed by the owner of northwestern.edu .
cicada.northwestern.edu
18.216.244.66
South Africa
105.246.156.146
Australia
123.100.147.201
India
172.232.76.111
Ukraine
193.238.152.32
Brazil
200.231.34.18
Russia
213.21.48.24
United States of America
40.160.52.120
Canada
51.222.248.234
94.140.15.15
185.228.169.168
1.1.1.1
8.8.8.8
NextDNS
45.90.28.66
OpenDns
208.67.220.220
2620:fe::9
Netherlands
80.74.29.136