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 csail.mit.edu .
managed by the owner of csail.mit.edu .
auth-ns0.csail.mit.edu
Authoritative
128.30.2.123
The official source of information for this domain,
managed by the owner of csail.mit.edu .
managed by the owner of csail.mit.edu .
auth-ns1.csail.mit.edu
Authoritative
128.31.0.18
The official source of information for this domain,
managed by the owner of csail.mit.edu .
managed by the owner of csail.mit.edu .
auth-ns2.csail.mit.edu
Authoritative
128.52.32.80
The official source of information for this domain,
managed by the owner of csail.mit.edu .
managed by the owner of csail.mit.edu .
auth-ns3.csail.mit.edu
Authoritative
18.220.24.142
India
103.54.188.114
South Africa
105.243.202.65
United States of America
174.136.201.10
Russia
176.96.226.20
Brazil
187.20.74.3
Australia
207.148.82.162
Ukraine
46.229.58.18
Canada
51.222.248.234
2a10:50c0::ad1:ff
2a0d:2a00:2::
2606:4700:4700::1111
8.8.4.4
NextDNS
45.90.30.66
OpenDns
208.67.222.222
2620:fe::9
Netherlands
143.47.183.89
No A records found