CF1760884388734-tsm20251017082432

DNSWHOIS.INFO - mdcalc.com

Search for IP or hostnames:

mdcalc.com checked at 2025-10-19T14:33:08.716Z 405ms 166/166/166 100% R:15

mdcalc.com

MXaspmx2.googlemail.com
A2607:f8b0:4023:100f::1a ๐Ÿ‡บ๐Ÿ‡ธ Google
PTRyudfwra-in-f26.1e100.net
A192.178.220.27๐Ÿ‡บ๐Ÿ‡ธ Google
PTRyudfwra-in-f27.1e100.net
MXaspmx3.googlemail.com
A2607:f8b0:4003:c30::1b ๐Ÿ‡บ๐Ÿ‡ธ Google
PTRyutulis-in-f27.1e100.net
A74.125.27.26๐Ÿ‡บ๐Ÿ‡ธ Google
PTRyutulis-in-f26.1e100.net
NSjanet.ns.cloudflare.com
A2606:4700:50::adf5:3aa9 ๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRjanet.ns.cloudflare.com
A2803:f800:50::6ca2:c0a9 ๐Ÿ‡จ๐Ÿ‡ท Cloudflare
PTRjanet.ns.cloudflare.com
A2a06:98c1:50::ac40:20a9 ๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRjanet.ns.cloudflare.com
A108.162.192.169๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRjanet.ns.cloudflare.com
A172.64.32.169๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRjanet.ns.cloudflare.com
A173.245.58.169๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRjanet.ns.cloudflare.com
NSvick.ns.cloudflare.com
A2606:4700:58::adf5:3bf4 ๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRvick.ns.cloudflare.com
A2803:f800:50::6ca2:c1f4 ๐Ÿ‡จ๐Ÿ‡ท Cloudflare
PTRvick.ns.cloudflare.com
A2a06:98c1:50::ac40:21f4 ๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRvick.ns.cloudflare.com
A108.162.193.244๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRvick.ns.cloudflare.com
A172.64.33.244๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRvick.ns.cloudflare.com
A173.245.59.244๐Ÿ‡บ๐Ÿ‡ธ Cloudflare
PTRvick.ns.cloudflare.com
MXaspmx.l.google.com
A2607:f8b0:4004:c1d::1a ๐Ÿ‡บ๐Ÿ‡ธ Google
PTRww-in-f26.1e100.net
A142.251.163.27๐Ÿ‡บ๐Ÿ‡ธ Google
PTRwv-in-f27.1e100.net
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1b ๐Ÿ‡ฎ๐Ÿ‡ช Google
PTRdj-in-f27.1e100.net
A172.253.116.27๐Ÿ‡บ๐Ÿ‡ธ Google
PTRdj-in-f27.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1a ๐Ÿ‡ง๐Ÿ‡ช Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26๐Ÿ‡บ๐Ÿ‡ธ Google
PTRws-in-f26.1e100.net
A104.26.6.31 Cloudflare
A104.26.7.31 Cloudflare
A172.67.75.135๐Ÿ‡บ๐Ÿ‡ธ Cloudflare

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NSa.gtld-servers.net
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
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NSl.gtld-servers.net
NSm.gtld-servers.net
rank #29150 globally
rank #14847 in the tld

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Starts with same word

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AI analysis

mdcalc.com is a 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 resolves to three IPs: 104.26.6.31, 104.26.7.31 and 172.67.75.135.

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

Two name servers janet.ns.cloudflare.com and vick.ns.cloudflare.com handle delegation for mdcalc.com.

mdcalc.com uses the same name server setup as other domains, for example f3bbs.com, staffino.fr, midwestregionalfunding.com, underthebigskyfest.com and lifewisefunding.com.

mdcalc.com partially shares name servers with other domains; examples include lapetitebanane.com, tuuci.com, if-contracting.com, tresagavesmargarita.com and compplan.codes.

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

Host names with six IP numbers: 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; 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.

Five mail servers handle mdcalc.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

mdcalc.com shares some mail servers with other domains, at least partially, such as tierio.de, healthessentials.org, jkwebdesign.ca, westdrake.com and approven.com.

These mail servers are often used 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 points to: 2607:f8b0:4023:100f::1a and 192.178.220.27

aspmx3.googlemail.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26

aspmx.l.google.com points to: 2607:f8b0:4004:c1d::1a and 142.251.163.27

alt1.aspmx.l.google.com points to: 2a00:1450:400b:c02::1b and 172.253.116.27

alt2.aspmx.l.google.com points to: 2a00:1450:400c:c00::1a and 173.194.76.26

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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