WWW.RTSAK.COM - coursen.net

Search for IP or hostnames:

coursen.net checked at 2025-10-08T01:26:22.630Z 297ms 193/193/193 100% R:12

`coursen.net`

NS	`doug.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b9f ^{🇺🇸 Cloudflare}
			PTR	`doug.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19f ^{🇨🇷 Cloudflare}
			PTR	`doug.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219f ^{🇺🇸 Cloudflare}
			PTR	`doug.ns.cloudflare.com`
		A	108.162.193.159^{🇺🇸 Cloudflare}
			PTR	`doug.ns.cloudflare.com`
		A	172.64.33.159^{🇺🇸 Cloudflare}
			PTR	`doug.ns.cloudflare.com`
		A	173.245.59.159^{🇺🇸 Cloudflare}
			PTR	`doug.ns.cloudflare.com`
NS	`nadia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3acf ^{🇺🇸 Cloudflare}
			PTR	`nadia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0cf ^{🇨🇷 Cloudflare}
			PTR	`nadia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20cf ^{🇺🇸 Cloudflare}
			PTR	`nadia.ns.cloudflare.com`
		A	108.162.192.207^{🇺🇸 Cloudflare}
			PTR	`nadia.ns.cloudflare.com`
		A	172.64.32.207^{🇺🇸 Cloudflare}
			PTR	`nadia.ns.cloudflare.com`
		A	173.245.58.207^{🇺🇸 Cloudflare}
			PTR	`nadia.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net`
		A	2606:4700:f5::b ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::c ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::d ^{🇺🇸 Cloudflare}
		A	162.159.205.11^Cloudflare
		A	162.159.205.12^Cloudflare
		A	162.159.205.13^Cloudflare
MX	`route2.mx.cloudflare.net`
		A	2606:4700:f5::e ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::f ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::10 ^{🇺🇸 Cloudflare}
		A	162.159.205.17^Cloudflare
		A	162.159.205.18^Cloudflare
		A	162.159.205.19^Cloudflare
MX	`route3.mx.cloudflare.net`
		A	2606:4700:f5::11 ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::12 ^{🇺🇸 Cloudflare}
		A	2606:4700:f5::13 ^{🇺🇸 Cloudflare}
		A	162.159.205.23^Cloudflare
		A	162.159.205.24^Cloudflare
		A	162.159.205.25^Cloudflare
A	2606:4700:3031::6815:14e2 ^{🇺🇸 Cloudflare}
A	2606:4700:3036::ac43:c2b8 ^{🇺🇸 Cloudflare}
A	104.21.20.226^Cloudflare
A	172.67.194.184^{🇺🇸 Cloudflare}

`net`

	NS	`a.gtld-servers.net`
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`

Starts with same word

coursen.net

coursen.com

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AI analysis

coursen.net maps to four IP numbers: 2606:4700:3031::6815:14e2, 2606:4700:3036::ac43:c2b8, 104.21.20.226 and 172.67.194.184.

other host names include houroffice.com, mail.geekback.com, nuvya.cloud, drovetnews.com and ycs110.com; they share IP numbers with coursen.net.

Two name servers doug.ns.cloudflare.com and nadia.ns.cloudflare.com handle the delegation for coursen.net.

coursen.net shares the same name server setup as other domains, for instance blackboxnigeria.com, snowflakemsm.com, initialpixel.com, smarttrainer.net and hamdelizanjan.ir.

coursen.net at least partially shares name servers with other domains, for instance geniuswebinar.com, audi-belyaevo.ru, propperwellness.com, 596.com and mprcs.com.

These name servers are commonly used with chan.ns.cloudflare.com and curt.ns.cloudflare.com.

Six IP addresses per host:

doug.ns.cloudflare.com points to 2606:4700:58::adf5:3b9f, 2803:f800:50::6ca2:c19f, 2a06:98c1:50::ac40:219f, 108.162.193.159, 172.64.33.159 and 173.245.59.159; nadia.ns.cloudflare.com points to 2606:4700:50::adf5:3acf, 2803:f800:50::6ca2:c0cf, 2a06:98c1:50::ac40:20cf, 108.162.192.207, 172.64.32.207 and 173.245.58.207

Three mail servers handle coursen.net: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

coursen.net shares at least partially some mail servers with other domains, for instance patmoorefoundation.com, nodehost.cloud, fordsupermodel.com, cupcaketheater.com and kopress.com.

Host names with six IP numbers:

- route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

- route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

- route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25

dbq