WWW.ROBTEX.COM - www.questdiagnostics.com

Search for IP or hostnames:

www.questdiagnostics.com checked at 2025-09-18T06:26:34.464Z 583ms 169/169/169 100% R:18

`www.questdiagnostics.com`

CNAME	`questdiagnostics.com`
NS	`ns11.questdiagnostics.com`
		A	216.203.95.72^{🇺🇸 AS27021}
			PTR	`ns11.questdiagnostics.com`
NS	`ns12.questdiagnostics.com`
		A	216.203.95.73^{🇺🇸 AS27021}
			PTR	`ns12.questdiagnostics.com`
NS	`ns1.questdiagnostics.com`
		A	216.203.80.72^{🇺🇸 AS27021}
			PTR	`ns1.questdiagnostics.com`
NS	`ns3.questdiagnostics.com`
		A	216.203.80.73^{🇺🇸 AS27021}
			PTR	`ns3.questdiagnostics.com`
MX	`cluster4.us.messagelabs.com`
		A	67.219.246.209^{🇺🇸 Google}
			PTR	`mail908.messagelabs.com`
		A	67.219.246.216^{🇺🇸 Google}
			PTR	`mail902.messagelabs.com`
		A	67.219.247.97^{🇺🇸 Google}
			PTR	`mail921.messagelabs.com`
		A	67.219.247.193^{🇺🇸 Google}
			PTR	`mail926.messagelabs.com`
		A	67.219.250.211^{🇺🇸 Google}
			PTR	`mail942.messagelabs.com`
		A	67.219.250.216^{🇺🇸 Google}
			PTR	`mail949.messagelabs.com`
MX	`cluster4a.us.messagelabs.com`
		A	34.75.172.113^{🇺🇸 Google}
			PTR	`113.172.75.34.bc.googleusercontent.com`
A	52.232.227.90^{🇺🇸 Microsoft}

`questdiagnostics.com`

	NS	`ns11.questdiagnostics.com`
	NS	`ns12.questdiagnostics.com`
	NS	`ns1.questdiagnostics.com`
	NS	`ns3.questdiagnostics.com`
	MX	`cluster4.us.messagelabs.com`
	MX	`cluster4a.us.messagelabs.com`
	A	52.232.227.90^{🇺🇸 Microsoft}

rank #12205 globally
rank #6316 in the tld

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AI analysis

www.questdiagnostics.com resolves to a single IP address: 52.232.227.90.

Other host names including medplus.com, questforhealth.com, examone.ca, sedlab.com and employersolutions.com share IP numbers with www.questdiagnostics.com.

www.questdiagnostics.com is delegated to four name servers: ns11.questdiagnostics.com, ns12.questdiagnostics.com, ns1.questdiagnostics.com and ns3.questdiagnostics.com.

www.questdiagnostics.com at least partially shares name servers with other domains, including medigatebridge.net, getcare360.com, phenopath.com, imugen.com and labportal.net.

These name servers are commonly used with ns2.questdiagnostics.com and ns4.questdiagnostics.com.

Hostnames with a single IP:

ns11.questdiagnostics.com points to 216.203.95.72

ns12.questdiagnostics.com points to 216.203.95.73

ns1.questdiagnostics.com points to 216.203.80.72

ns3.questdiagnostics.com points to 216.203.80.73

www.questdiagnostics.com is handled by two mail servers: cluster4.us.messagelabs.com and cluster4a.us.messagelabs.com.

www.questdiagnostics.com shares its mail server setup with other domains, including automotivedealerbroker.com, chena201.na2.ford.com, crlprod-vip1.fmc3.ford.com, koopergroup.com and frafw-nat4.ford.com.

The mail servers for www.questdiagnostics.com are shared with other domains, for instance eustg1.com, writeabookinaday.com, chinatelecom.com.sg, watchfulsoftware.com and aifcapital.com.

Host names with six IPs:

cluster4.us.messagelabs.com points to: 67.219.246.209, 67.219.246.216, 67.219.247.97, 67.219.247.193, 67.219.250.211 and 67.219.250.216

Host names with one IP:

cluster4a.us.messagelabs.com points to: 34.75.172.113

dbq