ROBTEX.COM - d177521b.ess.barracudanetworks.com

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d177521b.ess.barracudanetworks.com checked at 2025-12-13T20:26:48.284Z 773ms 44/44/44 100% R:8 allDone:true timedOut:false

`d177521b.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	3.13.129.29^{🇺🇸 Amazon}
	A	13.58.67.179^{🇺🇸 Amazon}

MX for

sfonline.org

AI analysis

d177521b.ess.barracudanetworks.com functions as a mail server for sfonline.org.

d177521a.ess.barracudanetworks.com often serves as a mail server in conjunction with d177521b.ess.barracudanetworks.com.

d177521b.ess.barracudanetworks.com points to three IP numbers: 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Other host names such as d203597a.ess.barracudanetworks.com, d84643b.ess.barracudanetworks.com, d115401b.ess.barracudanetworks.com, d116632b.ess.barracudanetworks.com and d166507b.ess.barracudanetworks.com share IPs with d177521b.ess.barracudanetworks.com.