MXLIST.NET - caltechsys.com

Search for IP or hostnames:

caltechsys.com checked at 2025-10-25T19:00:32.745Z 172ms 96/96/96 100% R:18

`caltechsys.com`

NS	`dns1.registrar-servers.com`
		A	2610:a1:1024::200 ^{🇺🇸 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200 ^{🇺🇸 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`caltechsys-com.mail.protection.outlook.com`
		A	2a01:111:f403:c802:: ^{🇺🇸 Microsoft}
			PTR	`mail-cy4pr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::5 ^{🇺🇸 Microsoft}
			PTR	`mail-sj2pr05cu00505.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::1 ^{🇺🇸 Microsoft}
			PTR	`mail-sa9pr03cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::1 ^{🇺🇸 Microsoft}
			PTR	`mail-cy5pr05cu00101.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.41.26^{🇺🇸 Microsoft}
			PTR	`mail-sj0pr03cu01702.inbound.protection.outlook.com`
		A	52.101.42.4^{🇺🇸 Microsoft}
			PTR	`mail-co1pr03cu00104.inbound.protection.outlook.com`
A	75.56.10.153^{🇺🇸 AT&T US - 7018}
		PTR	`adsl-75-56-10-153.dsl.mrdnct.sbcglobal.net`

caltechsys.com

techclassy.com

calsystech.com

caltechsys.com

caltechsys.com resolves to a single IP address: 75.56.10.153.

caltechsys.com's delegation uses two name servers, dns1.registrar-servers.com and dns2.registrar-servers.com.

caltechsys.com shares the same name server setup as other domains, for example cma.info, dazzlephotography.com, kepkezelo.com, policlass.com and realsexworkout.com.

caltechsys.com at least partially shares name servers with other domains, including thepattersonproject.com, 90y.org, malecky.com, barooda.com and zonecloud.ca.

Host names with two IPs:

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

Hostname caltechsys-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c802::, 2a01:111:f403:c902::5, 2a01:111:f403:c931::1, 2a01:111:f403:f913::1, 52.101.8.42, 52.101.10.10, 52.101.41.26 and 52.101.42.4.

dbq