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
United States of America
107.170.66.10
India
172.232.76.111
Netherlands
185.140.209.224
Russia
195.133.27.126
Brazil
200.231.34.18
Australia
203.22.100.10
South Africa
41.23.114.73
Ukraine
83.170.219.130
2a10:50c0::ad2:ff
1.1.1.1
8.8.4.4
NextDNS
2a07:a8c1::53:54e9
149.112.112.112
A 13 4 86400 20260409125111 20260310121650 53469 upenn.edu. BwLaD/BllJtfgMxp1POhOXzGdcQO1UMxjUtnBSvXni/YlsEBSQjjtRfM5+2WewKxElSbI+VfmvgDQhfOk9l8Zw==
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
NSEC 13 4 600 20260420092757 20260321083000 53469 upenn.edu. sKs7qOFIyoVIzPun4g/cmTvUI3MuTXnmx3DW5aWIZN8hj6Do2zyht52s3J6GHtTjfvY+rOn/7+9tEutn4uQUZg==
AAAA 13 4 86400 20260422022727 20260323014903 53469 upenn.edu. dGk0qC9zGqOJ1XutcGyr7j7FcDNN/WhmfxRjUrmRlfxzb7mfkpa9JgPv9VFJWLRzsDBtgVrhn5LUW37zqf4YDQ==
A 13 4 86400 20260409125111 20260310121650 53469 upenn.edu. BwLaD/BllJtfgMxp1POhOXzGdcQO1UMxjUtnBSvXni/YlsEBSQjjtRfM5+2WewKxElSbI+VfmvgDQhfOk9l8Zw==
No RRSIG records found