IPLIST.NET - mdcalc.com

Search for IP or hostnames:

mdcalc.com checked at 2025-10-07T00:56:10.447Z 936ms 166/166/166 100% R:13

`mdcalc.com`

MX	`aspmx2.googlemail.com`
		A	2a00:1450:400b:c02::1b ^{🇮🇪 Google}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`
		A	2a00:1450:400c:c00::1a ^{🇧🇪 Google}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.26^{🇺🇸 Google}
			PTR	`ws-in-f26.1e100.net`
NS	`janet.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa9 ^{🇺🇸 Cloudflare}
			PTR	`janet.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a9 ^{🇨🇷 Cloudflare}
			PTR	`janet.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a9 ^{🇺🇸 Cloudflare}
			PTR	`janet.ns.cloudflare.com`
		A	108.162.192.169^{🇺🇸 Cloudflare}
			PTR	`janet.ns.cloudflare.com`
		A	172.64.32.169^{🇺🇸 Cloudflare}
			PTR	`janet.ns.cloudflare.com`
		A	173.245.58.169^{🇺🇸 Cloudflare}
			PTR	`janet.ns.cloudflare.com`
NS	`vick.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf4 ^{🇺🇸 Cloudflare}
			PTR	`vick.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f4 ^{🇨🇷 Cloudflare}
			PTR	`vick.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f4 ^{🇺🇸 Cloudflare}
			PTR	`vick.ns.cloudflare.com`
		A	108.162.193.244^{🇺🇸 Cloudflare}
			PTR	`vick.ns.cloudflare.com`
		A	172.64.33.244^{🇺🇸 Cloudflare}
			PTR	`vick.ns.cloudflare.com`
		A	173.245.59.244^{🇺🇸 Cloudflare}
			PTR	`vick.ns.cloudflare.com`
MX	`aspmx.l.google.com`
		A	2607:f8b0:4004:c21::1a ^{🇺🇸 Google}
			PTR	`pe-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`
		A	2a00:1450:400b:c02::1a ^{🇮🇪 Google}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google}
			PTR	`dj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`
		A	2a00:1450:400c:c00::1b ^{🇧🇪 Google}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.27^{🇺🇸 Google}
			PTR	`ws-in-f27.1e100.net`
A	104.26.6.31^Cloudflare
A	104.26.7.31^Cloudflare
A	172.67.75.135^{🇺🇸 Cloudflare}

`com`

	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`

rank #29150 globally
rank #14847 in the tld

Up

api-dev.mdcalc.com

dev.mdcalc.com

ns1.mdcalc.com

cdn-web.mdcalc.com

cdn-web-img.mdcalc.com

ns2.mdcalc.com

api.mdcalc.com

www.mdcalc.com

Starts with same word

mdcalc.com

Starts similarily

laccmd.com

mlccad.com

mdcalc.com

cmlcad.com

mlccad.us

calmdc.com

mlcdac.org

AI analysis

mdcalc.com is the parent of api-dev.mdcalc.com, dev.mdcalc.com, ns1.mdcalc.com, cdn-web.mdcalc.com, cdn-web-img.mdcalc.com and a few other host names.

mdcalc.com points to IPs: 104.26.6.31, 104.26.7.31 and 172.67.75.135.

Other host names, for instance comporta.com, stratokey.com, www.demarco.com.uy, dns1.singaporeexpats.com and broom.id share IP numbers with mdcalc.com.

Two name servers janet.ns.cloudflare.com and vick.ns.cloudflare.com are delegated to mdcalc.com.

mdcalc.com uses the same name server configuration as other domains, such as f3bbs.com, staffino.fr, midwestregionalfunding.com, underthebigskyfest.com and lifewisefunding.com.

mdcalc.com at least partially shares name servers with other domains such as lapetitebanane.com, tuuci.com, if-contracting.com, tresagavesmargarita.com and compplan.codes.

These name servers are commonly used with etta.ns.cloudflare.com and denver.ns.cloudflare.com.

Host names with six IP numbers: Host name janet.ns.cloudflare.com points to 2606:4700:50::adf5:3aa9, 2803:f800:50::6ca2:c0a9, 2a06:98c1:50::ac40:20a9, 108.162.192.169, 172.64.32.169 and 173.245.58.169; host name vick.ns.cloudflare.com points to 2606:4700:58::adf5:3bf4, 2803:f800:50::6ca2:c1f4, 2a06:98c1:50::ac40:21f4, 108.162.193.244, 172.64.33.244 and 173.245.59.244.

mdcalc.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

mdcalc.com shares mail servers with other domains at least in part, for instance tierio.de, healthessentials.org, jkwebdesign.ca, westdrake.com and approven.com.

These mail servers are often used together with aspmx5.googlemail.com, aspmx4.googlemail.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IP numbers:

aspmx2.googlemail.com resolves to 2a00:1450:400b:c02::1b and 172.253.116.26.

aspmx3.googlemail.com resolves to 2a00:1450:400c:c00::1a and 173.194.76.26.

aspmx.l.google.com resolves to 2607:f8b0:4004:c21::1a and 142.251.167.27.

alt1.aspmx.l.google.com resolves to 2a00:1450:400b:c02::1a and 172.253.116.26.

alt2.aspmx.l.google.com resolves to 2a00:1450:400c:c00::1b and 173.194.76.27.

Host names that resolve to 172.253.116.26: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

dbq