Tools:
Subnet:
Reverse DNS (PTR):
ec2-34-230-244-54.compute-1.amazonaws.com
Reverse DNS Zone:
244.230.34.in-addr.arpa
Authoritative NS:
Names that resolve
to this address:
(1)
to this address:
(1)
forms.cs50.io
Last crawled:
2025-12-13 21:13:19 +0000