CERT records have propagated
All servers we queried returned the same DNS records.
Not the record you expected?
- Recently moved this domain to another DNS server? Check the NS records .
- Check for typos and misconfigurations.
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 udel.edu .
managed by the owner of udel.edu .
adns1.nnn.upenn.edu
128.91.2.53
The official source of information for this domain,
managed by the owner of udel.edu .
managed by the owner of udel.edu .
adns2.nnn.upenn.edu
128.91.254.53
The official source of information for this domain,
managed by the owner of udel.edu .
managed by the owner of udel.edu .
adns3.nnn.upenn.edu
128.91.251.53
The official source of information for this domain,
managed by the owner of udel.edu .
managed by the owner of udel.edu .
dns1.udel.edu
128.175.13.16
The official source of information for this domain,
managed by the owner of udel.edu .
managed by the owner of udel.edu .
dns2.udel.edu
128.175.13.17
South Africa
102.130.122.38
Australia
123.100.147.201
Netherlands
136.244.100.31
Russia
147.78.66.155
United States of America
162.243.12.37
India
172.232.76.111
Ukraine
193.238.152.32
Brazil
200.231.34.18
Canada
51.222.248.234
94.140.15.15
2a0d:2a00:1::
1.0.0.1
8.8.8.8
NextDNS
2a07:a8c0::53:54e9
OpenDns
208.67.222.222
149.112.112.112
No CERT records found