ROBTEX.COM - d223399a.ess.barracudanetworks.com

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d223399a.ess.barracudanetworks.com checked at 2025-12-12T18:29:08.249Z 2581ms 44/44/44 100% R:7 allDone:true timedOut:false

`d223399a.ess.barracudanetworks.com`

	A	209.222.82.252^{🇺🇸 Amazon}
			PTR	`mail.ess.barracuda.com`
	A	209.222.82.253^{🇺🇸 Amazon}
			PTR	`mail.ess.barracuda.com`
	A	209.222.82.255^{🇺🇸 Amazon}
			PTR	`mail.ess.barracuda.com`

`ess.barracudanetworks.com`

	NS	`ns-457.awsdns-57.com`
	NS	`ns-599.awsdns-10.net`
	NS	`ns-1380.awsdns-44.org`
	NS	`ns-1883.awsdns-43.co.uk`
	A	3.131.125.171^{🇺🇸 Amazon}
	A	3.147.139.179^{🇺🇸 Amazon}

MX for

careerlearn.org

AI analysis

d223399a.ess.barracudanetworks.com is the mail server for careerlearn.org.

d223399b.ess.barracudanetworks.com is a mail server commonly used with d223399a.ess.barracudanetworks.com.

d223399a.ess.barracudanetworks.com points to three IPs: 209.222.82.252, 209.222.82.253 and 209.222.82.255.

other host names including d313345b.ess.barracudanetworks.com, d186239a.ess.barracudanetworks.com, d112029a.ess.barracudanetworks.com, d304135b.ess.barracudanetworks.com and d85780a.ess.barracudanetworks.com share IP numbers with d223399a.ess.barracudanetworks.com.