IPLIST.NET - proofpoint.us

Search for IP or hostnames:

proofpoint.us checked at 2025-09-13T02:46:58.019Z 1078ms 87/87/87 100% R:11

`proofpoint.us`

NS	`pdns99.ultradns.biz`
		A	2610:a1:1015::87 ^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.biz`
		A	156.154.66.99^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.biz`
NS	`pdns99.ultradns.com`
		A	2001:502:f3ff::87 ^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.com`
		A	156.154.64.99^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.com`
NS	`pdns99.ultradns.net`
		A	2610:a1:1014::87 ^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.net`
		A	156.154.65.99^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.net`
NS	`pdns99.ultradns.org`
		A	2001:502:4612::87 ^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.org`
		A	156.154.67.99^{🇺🇸 Neustar}
			PTR	`pdns99.ultradns.org`
NS	`ns1.proofpoint.us`
		A	2620:100:9000:1::d0 ^{🇺🇸 Proofpoint}
			PTR	`ns1.proofpoint.com`
		A	208.84.67.208^{🇺🇸 Proofpoint}
			PTR	`ns1-at1.proofpoint.com`
			PTR	`ns1.proofpoint.com`
			PTR	`ns5.proofpoint.com`
NS	`ns3.proofpoint.us`
		A	2620:100:9004:1::d0 ^{🇺🇸 Proofpoint}
			PTR	`ns3.proofpoint.com`
		A	208.84.66.208^{🇺🇸 Proofpoint}
			PTR	`ns1-sc4.proofpoint.com`
			PTR	`ns2.proofpoint.com`
			PTR	`ns3.proofpoint.com`
			PTR	`ns4.proofpoint.com`

`us`

	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`

Up

ns1.proofpoint.us

ns-fra.proofpoint.us

ns-sc4.proofpoint.us

ns3.proofpoint.us

ns-ams.proofpoint.us

ns-at1.proofpoint.us

Starts with same word

Starts similarily

AI analysis

Host names ns1.proofpoint.us, ns-fra.proofpoint.us, ns-sc4.proofpoint.us, ns3.proofpoint.us, ns-ams.proofpoint.us and others have proofpoint.us as their parent.

Six name servers are delegated to proofpoint.us, namely pdns99.ultradns.biz, pdns99.ultradns.com, pdns99.ultradns.net, pdns99.ultradns.org, ns1.proofpoint.us, and ns3.proofpoint.us.

The domain proofpoint.us shares name servers, at least partially, with other domains such as buyproofpoint.com, myguardianai.com, 169.220.205.in-addr.arpa, ppsqa.net, and proofpoint.nl.

The name servers ns1.proofpoint.com and ns3.proofpoint.com are frequently utilized in conjunction.

pdns99.ultradns.biz, pdns99.ultradns.com, pdns99.ultradns.net, pdns99.ultradns.org, ns1.proofpoint.us, and ns3.proofpoint.us all point to two IP numbers each: 2610:a1:1015::87 and 156.154.66.99, 2001:502:f3ff::87 and 156.154.64.99, 2610:a1:1014::87 and 156.154.65.99, 2001:502:4612::87 and 156.154.67.99, 2620:100:9000:1::d0 and 208.84.67.208, 2620:100:9004:1::d0 and 208.84.66.208 respectively.

dbq