WWW.ROBTEX.COM - 4.21.20.23.in-addr.arpa

Search for IP or hostnames:

4.21.20.23.in-addr.arpa checked at 2025-10-17T17:04:33.014Z 40ms 17/17/17 100% R:9

`4.21.20.23.in-addr.arpa`

PTR	`ec2-23-20-21-4.compute-1.amazonaws.com`
		A	23.20.21.4^{🇺🇸 Amazon}
			PTR	`ec2-23-20-21-4.compute-1.amazonaws.com`

`21.20.23.in-addr.arpa`

	NS	`ns1-24-us-east-1.ec2-rdns.amazonaws.com`
	NS	`ns2-24-us-east-1.ec2-rdns.amazonaws.com`
	NS	`ns3-24-us-east-1.ec2-rdns.amazonaws.com`
	NS	`ns4-24-us-east-1.ec2-rdns.amazonaws.com`

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