MXLIST.NET - grc-network.com

Search for IP or hostnames:

grc-network.com checked at 2025-11-18T06:06:47.754Z 3531ms 102/102/102 100% R:10 allDone:true timedOut:false

`grc-network.com`

NS	`pdns214.ultradns.biz`
		A	2610:a1:1015::fa ^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.biz`
		A	156.154.66.214^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.biz`
NS	`pdns214.ultradns.com`
		A	2001:502:f3ff::fa ^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.com`
		A	156.154.64.214^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.com`
NS	`pdns214.ultradns.net`
		A	2610:a1:1014::fa ^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.net`
		A	156.154.65.214^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.net`
NS	`pdns214.ultradns.org`
		A	2001:502:4612::fa ^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.org`
		A	156.154.67.214^{🇺🇸 Neustar}
			PTR	`pdns214.ultradns.org`
MX	`grcnetwork-com0i.mail.protection.outlook.com`
		A	2a01:111:f403:c922::1 ^{🇺🇸 Microsoft}
			PTR	`mail-bl0pr05cu00501.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::2 ^{🇺🇸 Microsoft}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::7 ^{🇺🇸 Microsoft}
			PTR	`mail-ch5pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:f908:: ^{🇺🇸 Microsoft}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	52.101.42.6^{🇺🇸 Microsoft}
			PTR	`mail-mw2pr02cu00306.inbound.protection.outlook.com`
		A	52.101.42.13^{🇺🇸 Microsoft}
			PTR	`mail-mw2pr02cu00405.inbound.protection.outlook.com`
		A	52.101.194.4^{🇺🇸 Microsoft}
			PTR	`mail-ch4pr04cu00104.inbound.protection.outlook.com`
		A	52.101.194.19^{🇺🇸 Microsoft}
			PTR	`mail-ch5pr02cu00303.inbound.protection.outlook.com`

grc-network.com

grc-network.com

grc-network.com partially shares name servers with other domains; examples include acnepimples.com, 800-proactive.com, guthy-renker.com, trynewmb.com and gr-int.net.

Host names with two IPs:

pdns214.ultradns.com points to 2001:502:f3ff::fa and 156.154.64.214

pdns214.ultradns.org points to 2001:502:4612::fa and 156.154.67.214

grc-network.com is handled by a single mail server, grcnetwork-com0i.mail.protection.outlook.com.

Hostname grcnetwork-com0i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c922::1, 2a01:111:f403:c92c::2, 2a01:111:f403:c946::7, 2a01:111:f403:f908::, 52.101.42.6, 52.101.42.13, 52.101.194.4 and 52.101.194.19.

dbq