DNSWHOIS.INFO - www.rfcengineering.com

Search for IP or hostnames:

www.rfcengineering.com checked at 2025-10-08T19:15:44.692Z 181ms 94/94/94 100% R:16

`www.rfcengineering.com`

CNAME	`rfcengineering.com`
NS	`ns51.domaincontrol.com`
		A	2603:5:2192::1a ^{🇺🇸 GODADDY-DNS}
			PTR	`ns51.domaincontrol.com`
		A	97.74.105.26^{🇺🇸 GODADDY-DNS}
			PTR	`ns51.domaincontrol.com`
NS	`ns52.domaincontrol.com`
		A	2603:5:2292::1a ^{🇺🇸 GODADDY-DNS}
			PTR	`ns52.domaincontrol.com`
		A	173.201.73.26^{🇺🇸 GODADDY-DNS}
			PTR	`ns52.domaincontrol.com`
MX	`d232821a.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`
MX	`d232821b.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`
A	173.165.228.137^{🇺🇸 Comcast}
		PTR	`www.rfcengineering.com`

`rfcengineering.com`

	NS	`ns51.domaincontrol.com`
	NS	`ns52.domaincontrol.com`
	MX	`d232821a.ess.barracudanetworks.com`
	MX	`d232821b.ess.barracudanetworks.com`
	A	173.165.228.137^{🇺🇸 Comcast}

PTR for

137.228.165.173.in-addr.arpa

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AI analysis

www.rfcengineering.com maps to IP address 173.165.228.137.

Other host names, for example, rfcengineering.com share IP numbers with www.rfcengineering.com.

Two name servers ns51.domaincontrol.com and ns52.domaincontrol.com are delegated to www.rfcengineering.com.

www.rfcengineering.com uses the same name server configuration as other domains, such as robertmckee.name, paintersincalgary.com, tohclub.com, fordsfoods.com and ilovepearl.net.

Host names with two IPs:

ns51.domaincontrol.com points to 2603:5:2192::1a and 97.74.105.26.

ns52.domaincontrol.com points to 2603:5:2292::1a and 173.201.73.26.

Two mail servers handle www.rfcengineering.com: d232821a.ess.barracudanetworks.com and d232821b.ess.barracudanetworks.com.

The mail server setup for www.rfcengineering.com matches that of other domains, for instance rfcengineering.com.

Host names with three IP numbers

d232821a.ess.barracudanetworks.com points to: 209.222.82.252, 209.222.82.253 and 209.222.82.255

d232821b.ess.barracudanetworks.com points to: 209.222.82.252, 209.222.82.253 and 209.222.82.255

Note that d232821a.ess.barracudanetworks.com and d232821b.ess.barracudanetworks.com both point to the same three IPs: 209.222.82.252, 209.222.82.253 and 209.222.82.255

Names pointing to 209.222.82.252: d232821a.ess.barracudanetworks.com and d232821b.ess.barracudanetworks.com

Names pointing to 209.222.82.253: d232821a.ess.barracudanetworks.com and d232821b.ess.barracudanetworks.com

Names pointing to 209.222.82.255: d232821a.ess.barracudanetworks.com and d232821b.ess.barracudanetworks.com

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