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smtpserver.firstco.com checked at 2025-10-07T20:01:27.855Z 121ms 19/19/19 100% R:9

`smtpserver.firstco.com`

	NS	`ns1.firstco.com`
	NS	`ns2.firstco.com`
	MX	`d258425a.ess.barracudanetworks.com`
	MX	`d258425b.ess.barracudanetworks.com`
	A	141.193.213.20^{🇺🇸 Cloudflare London}
	A	141.193.213.21^{🇺🇸 Cloudflare London}

21.20.39.209.in-addr.arpa

dbq