SOA records not consistent
Authoritative servers agree, but not all other servers have updated yet.
- Recently moved this domain to another DNS server? Check the NS records .
- Some servers may have cached older records - wait for their TTLs to expire.
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
United States of America
150.136.61.69
Australia
170.64.132.24
Canada
173.46.2.1
Netherlands
185.140.209.224
South Africa
41.23.115.6
Ukraine
46.149.83.203
India
49.143.252.50
Russia
95.163.222.17
2a10:50c0::ad1:ff
2a0d:2a00:1::
2606:4700:4700::1111
2001:4860:4860::8844
NextDNS
45.90.28.66
OpenDns
2620:119:35::35
dns1.udel.edu. hostmaster.udel.edu. 101146 86400 14400 604800 600
Brazil
144.22.131.193
2620:fe::fe
dns1.udel.edu. hostmaster.udel.edu. 101145 86400 14400 604800 600