ROBTEX.COM - d177521a.ess.barracudanetworks.com

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d177521a.ess.barracudanetworks.com checked at 2025-12-11T15:04:35.338Z 114ms 44/44/44 100% R:8 allDone:true timedOut:false

`d177521a.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	3.135.137.109^{🇺🇸 Amazon}
	A	18.216.184.121^{🇺🇸 Amazon}

MX for

sfonline.org

AI analysis

d177521a.ess.barracudanetworks.com serves as the mail server for sfonline.org.

d177521b.ess.barracudanetworks.com serves as a mail server, commonly paired with d177521a.ess.barracudanetworks.com.

d177521a.ess.barracudanetworks.com resolves to three IPs: 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Other host names, for instance d113223b.ess.barracudanetworks.com, d58666b.ess.barracudanetworks.com, d161394a.ess.barracudanetworks.com, d94275b.ess.barracudanetworks.com and d294793b.ess.barracudanetworks.com share IP numbers with d177521a.ess.barracudanetworks.com.