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
105.246.161.188
Australia
123.100.147.201
Ukraine
128.0.175.133
Netherlands
136.244.100.31
India
172.232.76.111
Brazil
177.55.194.134
Russia
185.246.88.234
94.140.15.15
2606:4700:4700::1001
8.8.4.4
A 13 4 86400 20260418123031 20260319121212 53469 upenn.edu. ejmHbMpS9EpZo+UxHQVAgCV3ErS4RUufbdhq7LalS1t+OesTcZ2XB4QwDBjtaPK3pv4LuJ20/oyLbYYNwPa/2w==
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
United States of America
162.243.12.37
NextDNS
2a07:a8c0::53:54e9
A 13 4 86400 20260418123031 20260319121212 53469 upenn.edu. ejmHbMpS9EpZo+UxHQVAgCV3ErS4RUufbdhq7LalS1t+OesTcZ2XB4QwDBjtaPK3pv4LuJ20/oyLbYYNwPa/2w==
NSEC 13 4 600 20260404155238 20260305145418 53469 upenn.edu. A2qQIx02EEuVEG5ALgtGVTgHMZHBUfRgMoTBdW4IdnjVxxJtKQAZJfkmk0N6PKETvL/q0h3zRf7Ob5lB0z3LxA==
AAAA 13 4 86400 20260406153050 20260307152923 53469 upenn.edu. n6hVVl7md8CUGHsmTEzSF90Yt3yYY1cVYXTMDGLD0QWwHVVrskLGeI3REa0Pu92KM18S9csCZj+ybtWBqPYIYQ==
No RRSIG records found