DNSWHOIS.INFO - mg-d1.substack.com

Search for IP or hostnames:

mg-d1.substack.com checked at 2025-11-14T04:50:50.735Z 75ms 52/52/52 100% R:11 allDone:true timedOut:false

`mg-d1.substack.com`

MX	`mxa.mailgun.org`
		A	34.160.13.42^{🇺🇸 Google}
			PTR	`42.13.160.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org`
		A	34.160.63.108^{🇺🇸 Google}
			PTR	`108.63.160.34.bc.googleusercontent.com`

`substack.com`

	MX	`mxa.mailgun.org`
	MX	`mxb.mailgun.org`
	NS	`ali.ns.cloudflare.com`
	NS	`lee.ns.cloudflare.com`
	A	2606:4700:4400::ac40:9638 ^{🇺🇸 Cloudflare}
	A	2606:4700:440b::6812:25c8 ^{🇺🇸 Cloudflare}
	A	104.18.37.200^Cloudflare
	A	172.64.150.56^{🇺🇸 Cloudflare}

rank #427 globally
rank #278 in the tld
This domain, "substack.com", is an online platform that provides publishing tools for independent writers and journalists. It allows them to send digital newsletters directly to subscribers. The platform offers a business model that enables writers to monetize their work through subscriptions.

AI analysis

mg-d1.substack.com is served by two mail servers: mxa.mailgun.org and mxb.mailgun.org.

mg-d1.substack.com shares the mail server setup with other domains, for example fourteenfortytwo.com, nijinosato.net, moradian.com, lentiamo.cz and gogetgroomed.com.

mg-d1.substack.com shares some mail servers with other domains, at least partially; for instance imoney.tw, kevindaniels.net, pacetravel.net, snoria.com and borort.com.

these mail servers are often used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with a single IP:

mxa.mailgun.org points to 34.160.13.42

mxb.mailgun.org points to 34.160.63.108

dbq