`nortonlearninghub.com`

DNSSEC	⚠️ Not signed
A	23.99.92.83^{🇺🇸 Microsoft23.96.0.0/14 MICROSOFT}
A	40.69.201.11^{🇮🇪 Microsoft40.68.0.0/14}
NS	`udns1.ultradns.net` ⭐ ⚠️ Not in zone NS records
		A	2001:502:f3ff::d^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`udns1.ultradns.net`
		A	204.69.234.1^{🇺🇸 MAINT-ID-12008204.69.234.0/24 Neustar}
			PTR	`udns1.ultradns.net`
NS	`edns109.ultradns.biz` ⚠️ Not in parent delegation
		A	2610:a1:1015::26d^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`edns109.ultradns.biz`
		A	204.74.67.109^{🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar}
			PTR	`edns109.ultradns.biz`
NS	`edns109.ultradns.com` ⚠️ Not in parent delegation
		A	2001:502:f3ff::26d^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`edns109.ultradns.com`
		A	204.74.66.109^{🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar}
			PTR	`edns109.ultradns.com`
NS	`edns109.ultradns.net` ⚠️ Not in parent delegation
		A	2610:a1:1014::26d^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`edns109.ultradns.net`
		A	204.74.110.109^{🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar}
			PTR	`edns109.ultradns.net`
NS	`edns109.ultradns.org` ⚠️ Not in parent delegation
		A	2001:502:4612::26d^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`edns109.ultradns.org`
		A	204.74.111.109^{🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar}
			PTR	`edns109.ultradns.org`
NS	`pdns1.ultradns.net` ⚠️ Not in zone NS records
		A	2001:502:f3ff::1^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns1.ultradns.net`
		A	204.74.108.1^{🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`pdns2.ultradns.net` ⚠️ Not in zone NS records
		A	2610:a1:1014::1^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns2.ultradns.net`
		A	204.74.109.1^{🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar}
			PTR	`pdns2.ultradns.net`
NS	`pdns3.ultradns.org` ⚠️ Not in zone NS records
		A	2610:a1:1015::1^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns3.ultradns.org`
		A	199.7.68.1^{🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar}
			PTR	`pdns3.ultradns.org`
NS	`pdns4.ultradns.org` ⚠️ Not in zone NS records
		A	2001:502:4612::1^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns4.ultradns.org`
		A	199.7.69.1^{🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar}
			PTR	`pdns4.ultradns.org`
NS	`pdns5.ultradns.info` ⚠️ Not in zone NS records
		A	2610:a1:1016::1^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`pdns5.ultradns.info`
		A	204.74.114.1^{🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar}
			PTR	`pdns5.ultradns.info`
NS	`pdns6.ultradns.co.uk` ⚠️ Not in zone NS records
		A	2610:a1:1017::1^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`pdns6.ultradns.co.uk`
		A	204.74.115.1^{🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar}
			PTR	`pdns6.ultradns.co.uk`
NS	`udns2.ultradns.net` ⚠️ Not in zone NS records
		A	2610:a1:1014::d^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`udns2.ultradns.net`
		A	204.74.101.1^{🇺🇸 MAINT-ID-12008204.74.101.0/24 Neustar}
			PTR	`udns2.ultradns.net`
TXT	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all`
SOA	`udns1.ultradns.net`domains@nortonlifelock.com 2016-07-05 #84

`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=1777675772

Same first word

nortonlearninghub.com

DNS History

21 records (14 active, 7 former)

●NSedns109.ultradns.biz2026-03-29 → 2026-05-01 · 3 obs

○ 2026-03-18 03:47:34
● 2026-03-29 15:33:14
● 2026-05-01 23:12:56

●NSedns109.ultradns.com2026-03-29 → 2026-05-01 · 3 obs

○ 2026-03-18 03:47:34
● 2026-03-29 15:33:14
● 2026-05-01 23:12:56

●NSedns109.ultradns.net2026-03-29 → 2026-05-01 · 3 obs

○ 2026-03-18 03:47:34
● 2026-03-29 15:33:14
● 2026-05-01 23:12:56

●NSedns109.ultradns.org2026-03-29 → 2026-05-01 · 3 obs

○ 2026-03-18 03:47:34
● 2026-03-29 15:33:14
● 2026-05-01 23:12:56

●NSpdns1.ultradns.net2026-03-18 → 2026-05-01 · 3 obs

○ 2015-08-07 21:21:22
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

●NSpdns2.ultradns.net2026-03-18 → 2026-05-01 · 3 obs

○ 2015-08-07 21:21:22
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

●NSpdns3.ultradns.org2026-03-18 → 2026-05-01 · 3 obs

○ 2015-08-07 21:21:22
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

●NSpdns4.ultradns.org2026-03-18 → 2026-05-01 · 3 obs

○ 2015-08-07 21:21:22
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

●NSpdns5.ultradns.info2026-03-18 → 2026-05-01 · 3 obs

○ 2015-08-07 21:21:22
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

●NSpdns6.ultradns.co.uk2026-03-18 → 2026-05-01 · 3 obs

○ 2015-08-07 21:21:22
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

●NSudns1.ultradns.net2015-08-07 → 2026-05-01 · 2 obs

● 2015-08-07 21:21:22
● 2026-05-01 23:12:56

●NSudns2.ultradns.net2015-08-07 → 2026-05-01 · 2 obs

● 2015-08-07 21:21:22
● 2026-05-01 23:12:56

○MXtus1smtinbpex01.symantec.com2016-07-14 → 2026-03-28 · 4 obs

● 2016-07-14 20:33:34
● 2026-03-28 12:30:04
○ 2026-03-29 15:33:14
○ 2026-05-01 23:12:56

○MXtus1smtinbpex02.symantec.com2016-07-14 → 2026-03-28 · 4 obs

● 2016-07-14 20:33:34
● 2026-03-28 12:30:04
○ 2026-03-29 15:33:14
○ 2026-05-01 23:12:56

○MXtus1smtinbpex03.symantec.com2016-07-14 → 2026-03-28 · 4 obs

● 2016-07-14 20:33:34
● 2026-03-28 12:30:04
○ 2026-03-29 15:33:14
○ 2026-05-01 23:12:56

○A155.64.16.512016-07-14 → 2019-12-24 · 5 obs

○ 2016-03-19 01:14:38
● 2016-07-14 20:33:34
● 2019-12-24 06:23:18
○ 2026-03-18 03:47:34
○ 2026-05-01 23:12:56

○A155.64.49.542016-07-14 → 2019-12-24 · 5 obs

○ 2016-03-19 01:14:38
● 2016-07-14 20:33:34
● 2019-12-24 06:23:18
○ 2026-03-18 03:47:34
○ 2026-05-01 23:12:56

○A206.204.52.312015-08-07 → 2016-03-19 · 4 obs

● 2015-08-07 21:21:22
● 2016-03-19 01:14:38
○ 2016-07-14 20:33:34
○ 2026-05-01 23:12:56

○A216.12.145.202015-08-07 → 2016-03-19 · 4 obs

● 2015-08-07 21:21:22
● 2016-03-19 01:14:38
○ 2016-07-14 20:33:34
○ 2026-05-01 23:12:56

●A23.99.92.832026-03-18 → 2026-05-01 · 3 obs

○ 2019-12-24 06:23:18
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

●A40.69.201.112026-03-18 → 2026-05-01 · 3 obs

○ 2019-12-24 06:23:18
● 2026-03-18 03:47:34
● 2026-05-01 23:12:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...	-
nortonlearninghub.com	udns1.ultradns.net, udns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org...	-

✅ Authoritative Response

Server:204.69.234.1

NS records: udns1.ultradns.net, udns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nortonlearninghub.com (unsigned zone)

⏱️ Timing

Total: 807ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`23.99.92.83, 40.69.201.11`
NS	4	`edns109.ultradns.biz, edns109.ultradns.com...`
TXT	1	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}.`
SOA	1	`udns1.ultradns.net domains.nortonlifeloc`

Analysis

IP Addresses

The entity nortonlearninghub.com points to two IP numbers: 23.99.92.83 and 40.69.201.11.

For instance, other host names spywaredoctorpro.com, nortontoday.com, nortonbackup.org, help.norton.com and nortonallow.com share IP numbers with nortonlearninghub.com.

Name Servers

nortonlearninghub.com is delegated to twelve name servers: edns109.ultradns.biz, edns109.ultradns.com, pdns5.ultradns.info, edns109.ultradns.net, pdns1.ultradns.net, pdns2.ultradns.net, udns1.ultradns.net, udns2.ultradns.net, edns109.ultradns.org, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

nortonlearninghub.com shares name servers with other domains at least partially, for example bmcanesthesiol.com, container-seal.com, bloomberg.se, bloomverg.com and springer-verlag.com.

These name servers are commonly used with the name servers ns1.dealer.com and ns2.dealer.com.

Host names with two IP numbers:

edns109.ultradns.biz points to 2610:a1:1015::26d and 204.74.67.109; edns109.ultradns.com points to 2001:502:f3ff::26d and 204.74.66.109; pdns5.ultradns.info points to 2610:a1:1016::1 and 204.74.114.1; edns109.ultradns.net points to 2610:a1:1014::26d and 204.74.110.109; pdns1.ultradns.net points to 2001:502:f3ff::1 and 204.74.108.1; pdns2.ultradns.net points to 2610:a1:1014::1 and 204.74.109.1; udns1.ultradns.net points to 2001:502:f3ff::d and 204.69.234.1; udns2.ultradns.net points to 2610:a1:1014::d and 204.74.101.1; edns109.ultradns.org points to 2001:502:4612::26d and 204.74.111.109; pdns3.ultradns.org points to 2610:a1:1015::1 and 199.7.68.1; pdns4.ultradns.org points to 2001:502:4612::1 and 199.7.69.1; pdns6.ultradns.co.uk points to 2610:a1:1017::1 and 204.74.115.1.

nortonlearninghub.com - robtex.com