`thedefenseworks.com`

DNSSEC	⚠️ Not signed
NS	`ns1.proofpoint.com` ⭐
		A	2620:100:9000:1::d0^{🇺🇸 Proofpoint2620:100:9000::/47 Inc.}
			PTR	`ns1.proofpoint.com`
		A	208.84.67.208^{🇺🇸 Proofpoint208.84.67.0/24 Inc.}
			PTR	`ns1-at1.proofpoint.com`
			PTR	`ns1.proofpoint.com`
			PTR	`ns5.proofpoint.com`
NS	`ns3.proofpoint.com`
		A	2620:100:9004:1::d0^{🇺🇸 Proofpoint2620:100:9004::/47 Inc.}
			PTR	`ns3.proofpoint.com`
		A	208.84.66.208^{🇺🇸 Proofpoint208.84.66.0/24 Inc.}
			PTR	`ns1-sc4.proofpoint.com`
			PTR	`ns2.proofpoint.com`
			PTR	`ns3.proofpoint.com`
			PTR	`ns4.proofpoint.com`
NS	`pdns99.ultradns.biz`
		A	2610:a1:1015::87^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns99.ultradns.biz`
		A	156.154.66.99^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns99.ultradns.biz`
NS	`pdns99.ultradns.com`
		A	2001:502:f3ff::87^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns99.ultradns.com`
		A	156.154.64.99^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns99.ultradns.com`
NS	`pdns99.ultradns.net`
		A	2610:a1:1014::87^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns99.ultradns.net`
		A	156.154.65.99^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns99.ultradns.net`
NS	`pdns99.ultradns.org`
		A	2001:502:4612::87^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns99.ultradns.org`
		A	156.154.67.99^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns99.ultradns.org`
TXT	`v=spf1 -all`
SOA	`ns1.proofpoint.com`ops@proofpoint.com 2020-08-21 #6

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774838112

Same first word

thedefenseworks.com

DNS History

17 records (6 active, 11 former)

●NSns1.proofpoint.com2026-03-27 → 2026-03-30 · 3 obs

○ 2018-06-23 23:44:16
● 2026-03-27 22:53:10
● 2026-03-30 02:52:26

●NSns3.proofpoint.com2026-03-27 → 2026-03-30 · 3 obs

○ 2018-06-23 23:44:16
● 2026-03-27 22:53:10
● 2026-03-30 02:52:26

○NSns63.domaincontrol.com2018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○NSns64.domaincontrol.com2018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

●NSpdns99.ultradns.biz2026-03-27 → 2026-03-30 · 3 obs

○ 2018-06-23 23:44:16
● 2026-03-27 22:53:10
● 2026-03-30 02:52:26

●NSpdns99.ultradns.com2026-03-27 → 2026-03-30 · 3 obs

○ 2018-06-23 23:44:16
● 2026-03-27 22:53:10
● 2026-03-30 02:52:26

●NSpdns99.ultradns.net2026-03-27 → 2026-03-30 · 3 obs

○ 2018-06-23 23:44:16
● 2026-03-27 22:53:10
● 2026-03-30 02:52:26

●NSpdns99.ultradns.org2026-03-27 → 2026-03-30 · 3 obs

○ 2018-06-23 23:44:16
● 2026-03-27 22:53:10
● 2026-03-30 02:52:26

○A184.168.221.372018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.352018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.372018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.452018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.492018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.502018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.592018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.612018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

○A50.63.202.632018-06-23 → 2018-06-23 · 3 obs

● 2018-06-23 23:44:16
○ 2026-03-27 22:53:10
○ 2026-03-30 02:52:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...	-
thedefenseworks.com	ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com...	6 records

✅ Authoritative Response

Server:156.154.67.99

NS records: ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com, pdns99.ultradns.biz, pdns99.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thedefenseworks.com (unsigned zone)

⏱️ Timing

Total: 166ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	6	`pdns99.ultradns.biz, pdns99.ultradns.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.proofpoint.com ops.proofpoint.com`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.proofpoint.com, ns1.proofpoint.com, ns3.proofpoint.com...)

Analysis

Name Servers

thedefenseworks.com delegates to six name servers: pdns99.ultradns.biz, ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.com, pdns99.ultradns.net and pdns99.ultradns.org.

thedefenseworks.com shares name servers with other domains at least partially, for instance dathena.email, teflon.biz, tipure.it, 146.231.67.in-addr.arpa and proofpoint.com.br.