RRSIG records not consistent
Authoritative servers are returning different records.
- This likely indicates a DNS server configuration issue.
- Records may not have propagated among authoritative servers yet.
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 usp.br .
managed by the owner of usp.br .
a.dns.usp.br
200.144.248.208
The official source of information for this domain,
managed by the owner of usp.br .
managed by the owner of usp.br .
b.dns.usp.br
200.144.249.208
The official source of information for this domain,
managed by the owner of usp.br .
managed by the owner of usp.br .
c.dns.usp.br
177.90.0.18
India
103.87.175.98
Canada
104.152.211.221
Australia
123.100.147.201
United States of America
162.243.12.37
Russia
185.246.88.234
Ukraine
193.238.152.32
Brazil
200.231.34.18
South Africa
41.23.115.110
94.140.14.14
2606:4700:4700::1111
NextDNS
45.90.30.66
AAAA 14 5 3600 20260405121204 20260316111722 64224 ifsc.usp.br. za2pPKJBZ6T5prRa5L6H5F8vce53PZVdIYAPZiQBTokq7GLBzupYgB2qNtB5hDOImeFiVJ1ncaFua8zb9MnrjkN9jz6GHQWw7kqbNi93X623JIgIX/wQW1YoV/A35Xoy
AAAA 14 5 3600 20260405121204 20260316111722 56509 ifsc.usp.br. wR4kVO0WepESLXeswJ7zXM9lIA/cuaTS6tpK9ojxLlsUVRRvQfkwTgB1YTZjoGHRmLURaUALpNP1+fnYmLYyFNz9GYAVXRE+vw9qGNyuGv1vVW7Lrs97S4exU5IB3Sre
The official source of information for this domain,
managed by the owner of usp.br .
managed by the owner of usp.br .
ns1.ansp.br
143.108.30.90
Netherlands
45.14.48.161
2a0d:2a00:1::
OpenDns
208.67.220.220
149.112.112.112
No RRSIG records found
2001:4860:4860::8888
A 14 5 3600 20260410001157 20260321000742 56509 ifsc.usp.br. F3aUlTIKHpmDQS3xlbXU4LVLrfvpToDeBWxXSYHtX/mx7FhekQ+oq0/4jQhJ55Y769SaCyXJXEW2OSvHFcCAOT8kNNW7uaC1oT86llRLUnT1ehEm5z2+Ry8Gkvl+vlyN
AAAA 14 5 3600 20260405121204 20260316111722 56509 ifsc.usp.br. wR4kVO0WepESLXeswJ7zXM9lIA/cuaTS6tpK9ojxLlsUVRRvQfkwTgB1YTZjoGHRmLURaUALpNP1+fnYmLYyFNz9GYAVXRE+vw9qGNyuGv1vVW7Lrs97S4exU5IB3Sre
AAAA 14 5 3600 20260405121204 20260316111722 64224 ifsc.usp.br. za2pPKJBZ6T5prRa5L6H5F8vce53PZVdIYAPZiQBTokq7GLBzupYgB2qNtB5hDOImeFiVJ1ncaFua8zb9MnrjkN9jz6GHQWw7kqbNi93X623JIgIX/wQW1YoV/A35Xoy
A 14 5 3600 20260410001157 20260321000742 64224 ifsc.usp.br. K/VbYPyP0mCX5kOty59tMgyMDwzeOu7BkKLBG+WAT2yLV28Hcj7pPr0/QwtZ3KDyVR4FZ6siBpYzg44jW7TrdF2JYnDu9w+NrpMyEVtmunxGm3MygsUcDNK+/A1ZtvRQ