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
105.243.201.161
India
172.232.76.111
Netherlands
185.140.209.224
Brazil
200.231.34.18
Australia
203.22.100.10
United States of America
208.93.196.147
Ukraine
91.239.232.181
1.0.0.1
8.8.4.4
A 13 3 86400 20260418132514 20260319125940 53469 upenn.edu. F1hV7X1RxL0vlogFkzAs2VLh2/AFaMZJOWZGCryu06Rdrxo2IEF70tmXJCUuaeO3X8boKoMCahlhm3SJKOzkFQ==
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 3 86400 20260418132514 20260319125940 53469 upenn.edu. F1hV7X1RxL0vlogFkzAs2VLh2/AFaMZJOWZGCryu06Rdrxo2IEF70tmXJCUuaeO3X8boKoMCahlhm3SJKOzkFQ==
NSEC 13 3 600 20260414104602 20260315102006 53469 upenn.edu. gPQ79GowCTluyfd8McEgZN9hlnj0twE9d/Id3kmGtwXJC9HymcYhBtIqc9U9TdSaW5zzSgUs6R9DvJRODXplyg==
AAAA 13 3 86400 20260418120544 20260319120411 53469 upenn.edu. kCnA6r8Agkl2V00yY10S8zdRUXMmlFvYvUF9BtQdEakneeOFT6v3mV5i+bEBHo72Tvhcj1uYM8QH7aqOaJ35Ug==
Russia
217.26.29.42
Canada
66.70.164.12
185.228.169.168
OpenDns
2620:119:53::53
2620:fe::fe
No RRSIG records found