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
105.243.178.173
Russia
147.78.66.155
United States of America
162.243.12.37
India
172.232.76.111
Ukraine
193.238.152.32
Brazil
200.231.34.18
Canada
51.222.248.234
Australia
60.242.22.2
2a10:50c0::ad2:ff
185.228.168.168
2606:4700:4700::1001
8.8.4.4
NextDNS
45.90.30.66
OpenDns
208.67.222.222
2620:fe::fe
Netherlands
80.74.29.136