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
Canada
147.182.158.76
Australia
170.64.132.168
Netherlands
45.154.35.85
Ukraine
46.164.169.104
India
49.143.252.50
Russia
77.91.82.97
2606:4700:4700::1001
2001:4860:4860::8844
TXT 13 4 900 20260614074220 20260515064242 53469 upenn.edu. cyBBaEOSKKODzl02RL1ytP/OQcJee1Sw9U7w7RpeHSCeLnnJMJH3ca1A8Sz4LY71vFk8WR9HgGz0/CwE3CpRsA==
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
2a10:50c0::ad1:ff
NextDNS
2a07:a8c0::53:54e9
TXT 13 4 900 20260614074220 20260515064242 53469 upenn.edu. cyBBaEOSKKODzl02RL1ytP/OQcJee1Sw9U7w7RpeHSCeLnnJMJH3ca1A8Sz4LY71vFk8WR9HgGz0/CwE3CpRsA==
NSEC 13 4 600 20260624101306 20260525093854 53469 upenn.edu. ujotV+VolgQVXlx6HgV5/OXrgH0ZtyFMP+XP5eMv+Ak+WBH2Bit5ugZRIjw1t1vMwrLDY7O9X2245Uw+Lndghg==
Brazil
144.22.131.193
United States of America
150.136.61.69
2a0d:2a00:1::
OpenDns
208.67.220.220
149.112.112.112
No RRSIG records found
South Africa
105.243.200.6
TXT 13 4 900 20260625123541 20260526121814 53469 upenn.edu. vbGcu0QT6aAjA7I5bPo1h1XLVe+9/wG3m+HIs8xYf7N1asheA+J5mMb+zWc/Rm0kjVdXF9UcwmuUgTC8dLhFQQ==