IPLIST.NET - smtp.spectruminc.com

Search for IP or hostnames:

smtp.spectruminc.com checked at 2025-10-02T07:04:00.086Z 222ms 93/93/93 100% R:15

`smtp.spectruminc.com`

CNAME	`smtp.emailsrvr.com`
NS	`pdns219.ultradns.biz`
		A	2610:a1:1015::ff ^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.biz`
		A	156.154.66.219^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.biz`
NS	`ns2.rackspace.com`
		A	65.61.188.4^{🇺🇸 RACKSPACE-LON}
			PTR	`ns2.rackspace.com`
NS	`ns.rackspace.com`
		A	69.20.95.4^{🇺🇸 RACKSPACE-IAD}
			PTR	`ns.rackspace.com`
NS	`pdns219.ultradns.com`
		A	2001:502:f3ff::ff ^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.com`
		A	156.154.64.219^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.com`
NS	`pdns219.ultradns.net`
		A	2610:a1:1014::ff ^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.net`
		A	156.154.65.219^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.net`
NS	`pdns219.ultradns.org`
		A	2001:502:4612::ff ^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.org`
		A	156.154.67.219^{🇺🇸 Neustar}
			PTR	`pdns219.ultradns.org`
A	146.20.161.11^{🇺🇸 RACKSPACE-IAD}
		PTR	`smtp.emailsrvr.com`
A	184.106.54.11^{🇺🇸 RACKSPACE-ORD}
		PTR	`smtp.emailsrvr.com`

`spectruminc.com`

	NS	`ns0.spectrumdns.net`
	NS	`ns1.spectrumdns.net`
	NS	`ns2.spectrumdns.net`
	NS	`ns3.spectrumdns.net`
	NS	`ns4.spectrumdns.net`
	MX	`spectruminc-com.mail.protection.outlook.com`
	A	65.52.213.73^{🇺🇸 Microsoft}

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AI analysis

smtp.spectruminc.com resolves to two IP numbers: 146.20.161.11 and 184.106.54.11.

Other host names share IP numbers with smtp.spectruminc.com; for instance smtp.emailsrvr.com.

smtp.spectruminc.com is delegated to six name servers: pdns219.ultradns.biz, ns2.rackspace.com, ns.rackspace.com, pdns219.ultradns.com, pdns219.ultradns.net and pdns219.ultradns.org.

smtp.spectruminc.com shares some name servers with other domains, for example sd-apps.com, chevygoldcup.com, m-t-d.co.uk, 254.253.23.in-addr.arpa and hotelpenn.us.

Host names with two IP numbers:

pdns219.ultradns.biz points to: 2610:a1:1015::ff and 156.154.66.219.

pdns219.ultradns.com points to: 2001:502:f3ff::ff and 156.154.64.219.

pdns219.ultradns.net points to: 2610:a1:1014::ff and 156.154.65.219.

pdns219.ultradns.org points to: 2001:502:4612::ff and 156.154.67.219.

Host names with one IP number:

ns2.rackspace.com points to: 65.61.188.4.

ns.rackspace.com points to: 69.20.95.4.

dbq