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 upenn.edu .
managed by the owner of upenn.edu .
adns4.upenn.edu
208.94.148.32
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns5.upenn.edu
208.80.124.32
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns6.upenn.edu
208.80.126.32
South Africa
105.243.178.242
Canada
138.197.136.112
United States of America
162.243.12.37
India
172.232.76.111
Ukraine
193.150.122.140
Brazil
200.231.34.18
Australia
218.33.76.54
Russia
94.45.223.82
94.140.14.14
2606:4700:4700::1111
2001:4860:4860::8888
A 13 4 86400 20260422030153 20260323023949 53469 upenn.edu. Bywof8VUyliybxUwO2aOixHUwlXW5GhmCrFvma/Ba1/WR80k+gH00HF5pEvNitZdNrIo2+V9XZr9KxtDJQTvDQ==
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns1.nnn.upenn.edu
128.91.2.53
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns2.nnn.upenn.edu
128.91.254.53
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns3.nnn.upenn.edu
128.91.251.53
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
dns1.udel.edu
128.175.13.16
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
dns2.udel.edu
128.175.13.17
NextDNS
45.90.30.66
A 13 4 86400 20260422030153 20260323023949 53469 upenn.edu. Bywof8VUyliybxUwO2aOixHUwlXW5GhmCrFvma/Ba1/WR80k+gH00HF5pEvNitZdNrIo2+V9XZr9KxtDJQTvDQ==
NSEC 13 4 600 20260411042107 20260312035152 53469 upenn.edu. wQQjaurqDKQkClOD45Qhu0BnrwEMPm921e/lhm0O8WSxA0+CJv+0DmmfuzZO5HLI5cWfevaEvgO3dPkWiMFVBA==
MX 13 4 60 20260422025926 20260323023342 53469 upenn.edu. q55Q37MQYp43jL5dOwErE31aR/12yTUJM1IP3U+dplr6g3uirKiaM4L16IfZVAis4ZS0cClO1pYICbG2OkF3lg==
No RRSIG records found