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
105.246.156.11
India
128.185.44.194
Brazil
138.94.119.63
Netherlands
160.238.65.215
Ukraine
31.172.139.205
Russia
87.239.109.119
1.1.1.1
8.8.4.4
A 13 4 86400 20260819204038 20260720194521 53469 upenn.edu. ZoQaABI7hkvsgPp+ApbJp9I2At1+QiSUfFM5USVQY2wlEayAoAopV0DvOoRvrpSGQv/YfTvt84GWFlC3HQNRGg==
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
45.90.28.66
NSEC 13 4 600 20260801175041 20260702172426 53469 upenn.edu. 9SPLWY29NTmSU3sv4Tze/VHrcfc8jJOCLtdOKck1G2obMxUDv0fsDSpiBoERJlm8VJpeL9+bUdur3szRDX1awA==
A 13 4 86400 20260819204038 20260720194521 53469 upenn.edu. ZoQaABI7hkvsgPp+ApbJp9I2At1+QiSUfFM5USVQY2wlEayAoAopV0DvOoRvrpSGQv/YfTvt84GWFlC3HQNRGg==
Australia
110.174.62.118
United States of America
129.153.155.81
Canada
176.125.239.129
OpenDns
2620:119:53::53
2620:fe::fe
No RRSIG records found