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
India
172.232.76.111
Netherlands
185.140.209.224
Brazil
200.231.34.18
Australia
203.22.100.10
South Africa
41.23.216.194
Ukraine
91.239.232.181
1.1.1.1
8.8.8.8
NextDNS
45.90.30.66
TXT 13 5 300 20260427190848 20260328182236 53469 upenn.edu. o8tfG6TKi58pkVL503gRr/G050a8F4RNkqDJaI5mVQHqpuHs2vP3a5XY0r6luutDqK1MR2nGNcJjaO/HTnQaVg==
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
94.140.14.14
2620:fe::9
NSEC 13 5 600 20260427190848 20260328182236 53469 upenn.edu. RGXK7frrEH46vu9iXognD0t9jMj3YVrfj7+EmbeCaUNxvFAc1tpfaqEP3B3IZNUDkrGTuO404gvlI0zJxN23Gw==
TXT 13 5 300 20260427190848 20260328182236 53469 upenn.edu. o8tfG6TKi58pkVL503gRr/G050a8F4RNkqDJaI5mVQHqpuHs2vP3a5XY0r6luutDqK1MR2nGNcJjaO/HTnQaVg==
United States of America
208.93.196.147
Russia
217.26.29.42
Canada
66.70.164.12
2a0d:2a00:2::
OpenDns
208.67.220.220
No RRSIG records found