WWW.RTSAK.COM - optotest.com

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optotest.com checked at 2025-10-02T01:23:06.174Z 427ms 90/90/90 100% R:12

`optotest.com`

NS	`ns39.domaincontrol.com`
		A	2603:5:21d1::14 ^{🇺🇸 GODADDY-DNS}
			PTR	`ns39.domaincontrol.com`
		A	97.74.109.20^{🇺🇸 GODADDY-DNS}
			PTR	`ns39.domaincontrol.com`
NS	`ns40.domaincontrol.com`
		A	2603:5:22d1::14 ^{🇺🇸 GODADDY-DNS}
			PTR	`ns40.domaincontrol.com`
		A	173.201.77.20^{🇺🇸 GODADDY-DNS}
			PTR	`ns40.domaincontrol.com`
MX	`optotest-com.mail.protection.outlook.com`
		A	2a01:111:f403:c92c::1 ^{🇺🇸 Microsoft}
			PTR	`mail-dm6pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::2 ^{🇺🇸 Microsoft}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::2 ^{🇺🇸 Microsoft}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::1 ^{🇺🇸 Microsoft}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	52.101.10.8^{🇺🇸 Microsoft}
			PTR	`mail-bn1pr04cu00100.inbound.protection.outlook.com`
		A	52.101.11.3^{🇺🇸 Microsoft}
			PTR	`mail-sn1pr0501cu00103.inbound.protection.outlook.com`
		A	52.101.41.4^{🇺🇸 Microsoft}
			PTR	`mail-sj2pr05cu00204.inbound.protection.outlook.com`
		A	52.101.42.13^{🇺🇸 Microsoft}
			PTR	`mail-mw2pr02cu00405.inbound.protection.outlook.com`
A	174.138.34.139^{🇺🇸 DigitalOcean}

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optotest.com points to an IP address: 174.138.34.139.

Two name servers ns39.domaincontrol.com and ns40.domaincontrol.com handle the delegation for optotest.com.

optotest.com shares the same name server setup as other domains, for instance justingroen.com, arcologies.net, thechurchsofa.co.uk, isovspayfac.com and efellesupport.com.

Host names with two IP numbers:

optotest.com is handled by a single mail server, optotest-com.mail.protection.outlook.com.

Hostname optotest-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c92c::1, 2a01:111:f403:c946::2, 2a01:111:f403:f902::2, 2a01:111:f403:f908::1, 52.101.10.8, 52.101.11.3, 52.101.41.4 and 52.101.42.13.

dbq