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
Brazil
200.231.34.18
Australia
203.22.100.10
South Africa
41.24.70.187
Netherlands
77.238.232.112
Ukraine
91.239.232.181
2606:4700:4700::1111
8.8.4.4
A 13 4 86400 20260421125028 20260322123624 53469 upenn.edu. vqz1XQ2nw0MCr7NftIJ/wZ1REtNTwhwHhctoGu29asNLMGPHdGg3HGdnz4vFEKIu7NilalFnnwakdB5Yoewzvw==
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
NextDNS
2a07:a8c0::53:54e9
A 13 4 86400 20260421125028 20260322123624 53469 upenn.edu. vqz1XQ2nw0MCr7NftIJ/wZ1REtNTwhwHhctoGu29asNLMGPHdGg3HGdnz4vFEKIu7NilalFnnwakdB5Yoewzvw==
NSEC 13 4 600 20260421125028 20260322123624 53469 upenn.edu. 4WGybCphPVLBz4+rckcpKxp8MAlVop6aY2ulEF+vd0mE9h6IeHhLDe11Jj87x+1QC8Hx755I6Y2E7uVrNlftdw==
United States of America
208.93.196.147
Russia
217.26.29.42
Canada
66.70.164.12
185.228.169.168
OpenDns
2620:119:53::53
9.9.9.9
No RRSIG records found