MXLIST.NET - smtp.au1.defend.egress.com

Search for IP or hostnames:

smtp.au1.defend.egress.com checked at 2025-10-26T08:12:46.627Z 176ms 99/99/99 100% R:10

`smtp.au1.defend.egress.com`

MX	`smtp1.au1.defend.egress.com`
		A	3.24.80.39^{🇦🇺 Amazon}
			PTR	`ec2-3-24-80-39.ap-southeast-2.compute.amazonaws.com`
		A	3.25.12.123^{🇦🇺 Amazon}
			PTR	`ec2-3-25-12-123.ap-southeast-2.compute.amazonaws.com`
		A	54.206.226.110^{🇦🇺 Amazon}
			PTR	`ec2-54-206-226-110.ap-southeast-2.compute.amazonaws.com`
A	13.210.31.177^{🇦🇺 Amazon}
		PTR	`smtp.au1.defend.egress.com`
A	13.237.163.139^{🇦🇺 Amazon}
		PTR	`smtp.au1.defend.egress.com`
A	16.51.86.24^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-24.ap-southeast-4.compute.amazonaws.com`
A	16.51.86.25^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-25.ap-southeast-4.compute.amazonaws.com`
A	16.51.86.26^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-26.ap-southeast-4.compute.amazonaws.com`
A	16.51.86.27^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-27.ap-southeast-4.compute.amazonaws.com`
A	16.51.86.28^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-28.ap-southeast-4.compute.amazonaws.com`
A	16.51.86.29^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-29.ap-southeast-4.compute.amazonaws.com`
A	16.51.86.30^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-30.ap-southeast-4.compute.amazonaws.com`
A	16.51.86.31^{🇦🇺 Amazon}
		PTR	`ec2-16-51-86-31.ap-southeast-4.compute.amazonaws.com`
A	54.252.196.160^{🇦🇺 Amazon}
		PTR	`smtp.au1.defend.egress.com`

`au1.defend.egress.com`

	NS	`ns-273.awsdns-34.com`
	NS	`ns-604.awsdns-11.net`
	NS	`ns-1167.awsdns-17.org`
	NS	`ns-1999.awsdns-57.co.uk`
	A	75.2.109.245^{🇺🇸 Amazon}
	A	99.83.201.176^{🇺🇸 Amazon}

PTR for

139.163.237.13.in-addr.arpa

177.31.210.13.in-addr.arpa

160.196.252.54.in-addr.arpa

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AI analysis

Eleven IP numbers are pointed to by smtp.au1.defend.egress.com: 13.210.31.177, 13.237.163.139, 16.51.86.24, 16.51.86.25, 16.51.86.26, 16.51.86.27, 16.51.86.28, 16.51.86.29, 16.51.86.30, 16.51.86.31 and 54.252.196.160.

Other host names, for instance ec2-16-51-86-30.ap-southeast-4.compute.amazonaws.com, ec2-16-51-86-29.ap-southeast-4.compute.amazonaws.com, ec2-16-51-86-24.ap-southeast-4.compute.amazonaws.com, ec2-16-51-86-26.ap-southeast-4.compute.amazonaws.com and ec2-16-51-86-31.ap-southeast-4.compute.amazonaws.com share IP numbers with smtp.au1.defend.egress.com.

A single mail server handles smtp.au1.defend.egress.com, smtp1.au1.defend.egress.com.

Hostname smtp1.au1.defend.egress.com resolves to three IP addresses: 3.24.80.39, 3.25.12.123 and 54.206.226.110.

dbq