`macmillanscienceandeducation.com`

DNSSEC	⚠️ Not signed
A	195.138.194.22^{🇳🇱 Springer-Nature195.138.194.0/24}
		PTR	`mactrac.co`
		PTR	`poldarkbooks.com`
		PTR	`susanwilkinsauthor.com`
		PTR	`www.kingfisherpub.com`
		PTR	`www.macmillan.com`
		PTR	`www.gillmacmillan.net`
		PTR	`www.gillmacmillan.org`
		PTR	`roomonthebroombook.co.uk`
		PTR	`help.ebooks.macmillan.com`
NS	`pdns1.ultradns.net` ⭐
		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`
		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`
		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`
		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`
		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`
		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`
TXT	`v=spf1 -all`
SOA	`pdns1.ultradns.net`hostmaster@springernature.com 2018-11-17 #1

`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=1785879339

Same first word

macmillanscienceandeducation.com

DNS History

9 records (7 active, 2 former)

○NSns0-m.dns.pipex.net2015-05-28 → 2017-09-01 · 4 obs

● 2015-05-28 20:14:30
● 2017-09-01 09:29:10
○ 2026-02-21 16:11:32
○ 2026-08-04 21:47:32

○NSns1-m.dns.pipex.net2015-05-28 → 2017-09-01 · 4 obs

● 2015-05-28 20:14:30
● 2017-09-01 09:29:10
○ 2026-02-21 16:11:32
○ 2026-08-04 21:47:32

●NSpdns1.ultradns.net2026-02-21 → 2026-08-04 · 3 obs

○ 2017-09-01 09:29:10
● 2026-02-21 16:11:32
● 2026-08-04 21:47:32

●NSpdns2.ultradns.net2026-02-21 → 2026-08-04 · 3 obs

○ 2017-09-01 09:29:10
● 2026-02-21 16:11:32
● 2026-08-04 21:47:32

●NSpdns3.ultradns.org2026-02-21 → 2026-08-04 · 3 obs

○ 2017-09-01 09:29:10
● 2026-02-21 16:11:32
● 2026-08-04 21:47:32

●NSpdns4.ultradns.org2026-02-21 → 2026-08-04 · 3 obs

○ 2017-09-01 09:29:10
● 2026-02-21 16:11:32
● 2026-08-04 21:47:32

●NSpdns5.ultradns.info2026-02-21 → 2026-08-04 · 3 obs

○ 2017-09-01 09:29:10
● 2026-02-21 16:11:32
● 2026-08-04 21:47:32

●NSpdns6.ultradns.co.uk2026-02-21 → 2026-08-04 · 3 obs

○ 2017-09-01 09:29:10
● 2026-02-21 16:11:32
● 2026-08-04 21:47:32

●A195.138.194.222015-05-28 → 2026-08-04 · 2 obs

● 2015-05-28 20:14:30
● 2026-08-04 21:47:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
macmillanscienceandeducation.com	pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net...	-

✅ Authoritative Response

Server:199.7.68.1

NS records: 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 macmillanscienceandeducation.com (unsigned zone)

⏱️ Timing

Total: 536ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`195.138.194.22`
NS	6	`pdns1.ultradns.net, pdns2.ultradns.net...`
TXT	1	`v=spf1 -all`
SOA	1	`pdns1.ultradns.net hostmaster.springerna`

Analysis

IP Addresses

macmillanscienceandeducation.com directs to one IP number, which is 195.138.194.22.

Among the host names that share IP numbers with macmillanscienceandeducation.com are roomonthebroombook.co.uk, service.macmillaneducation.com, gruffalo-crumble.com and two others.

Name Servers

DNS for macmillanscienceandeducation.com is handled by 6 name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 others.

macmillanscienceandeducation.com has at least partial name server overlap with other domains, such as bestcom-media.com, flexera.at, expeida.ca and two others.

pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk — plus 3 other name servers — are commonly paired with these name servers.

Hosts with two IP numbers each:

pdns5.ultradns.info has two IP addresses: 204.74.114.1 and 2610:a1:1016::1.

pdns1.ultradns.net has two IP addresses: 204.74.108.1 and 2001:502:f3ff::1.

pdns2.ultradns.net has two IP addresses: 204.74.109.1 and 2610:a1:1014::1.

pdns3.ultradns.org has two IP addresses: 199.7.68.1 and 2610:a1:1015::1.

pdns4.ultradns.org has two IP addresses: 199.7.69.1 and 2001:502:4612::1.

pdns6.ultradns.co.uk has two IP addresses: 204.74.115.1 and 2610:a1:1017::1.