`thinkagainbooks.com`

DNSSEC	⚠️ Not signed
A	74.220.199.6^{🇺🇸 EIGI74.220.199.0/24 Google}
		PTR	`parking.bluehost.com`
NS	`ns1.bluehost.com` ⚠️ Not in zone NS records
		A	162.159.24.80^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.bluehost.com`
NS	`ns2.bluehost.com` ⚠️ Not in zone NS records
		A	162.159.25.175^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.bluehost.com`

`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=1774389407

Subdomains

mail.thinkagainbooks.com

Same first word

thinkagainbooks.us

thinkagainbooks.com

DNS History

10 records (3 active, 7 former)

●NSns1.bluehost.com2015-11-25 → 2026-03-24 · 3 obs

○ 2015-07-01 14:22:06
● 2015-11-25 12:38:22
● 2026-03-24 22:03:42

●NSns2.bluehost.com2015-11-25 → 2026-03-24 · 3 obs

○ 2015-07-01 14:22:06
● 2015-11-25 12:38:22
● 2026-03-24 22:03:42

○NSns49.domaincontrol.com2015-07-01 → 2015-07-01 · 3 obs

● 2015-07-01 14:22:06
○ 2015-11-25 12:38:22
○ 2026-03-24 22:03:42

○NSns50.domaincontrol.com2015-07-01 → 2015-07-01 · 3 obs

● 2015-07-01 14:22:06
○ 2015-11-25 12:38:22
○ 2026-03-24 22:03:42

○MXmail.thinkagainbooks.com2015-11-25 → 2016-07-05 · 5 obs

○ 2015-07-01 14:22:06
● 2015-11-25 12:38:22
● 2016-07-05 07:01:12
○ 2026-02-18 02:28:16
○ 2026-03-24 22:03:42

○MXmailstore1.secureserver.net2015-07-01 → 2015-07-01 · 3 obs

● 2015-07-01 14:22:06
○ 2015-11-25 12:38:22
○ 2026-03-24 22:03:42

○MXsmtp.secureserver.net2015-07-01 → 2015-07-01 · 3 obs

● 2015-07-01 14:22:06
○ 2015-11-25 12:38:22
○ 2026-03-24 22:03:42

○A69.195.124.602015-11-25 → 2016-07-05 · 5 obs

○ 2015-07-01 14:22:06
● 2015-11-25 12:38:22
● 2016-07-05 07:01:12
○ 2020-02-09 04:31:04
○ 2026-03-24 22:03:42

○A72.167.191.692015-07-01 → 2015-07-01 · 3 obs

● 2015-07-01 14:22:06
○ 2015-11-25 12:38:22
○ 2026-03-24 22:03:42

●A74.220.199.62020-02-09 → 2026-03-24 · 3 obs

○ 2016-07-05 07:01:12
● 2020-02-09 04:31:04
● 2026-03-24 22:03:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
thinkagainbooks.com	ns1.bluehost.com, ns2.bluehost.com	2 records

✅ Authoritative Response

Server:162.159.25.175

NS records: ns1.bluehost.com, ns2.bluehost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkagainbooks.com (unsigned zone)

⏱️ Timing

Total: 415ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.220.199.6`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.bluehost.com, ns2.bluehost.com)

Analysis

Hierarchy

thinkagainbooks.com is the parent of mail.thinkagainbooks.com.

IP Addresses

thinkagainbooks.com resolves to one IP number: 74.220.199.6.

other host names including internetlawyercentral.com, mail.trailoflights.net, kiwiding.com, noac.dk and metricwebhosting.com share IP numbers with thinkagainbooks.com.

Name Servers

thinkagainbooks.com is delegated to two name servers ns1.bluehost.com and ns2.bluehost.com.

thinkagainbooks.com shares the same name server setup as other domains, for instance pilgrim-energy.com, neiloh.com, advancedlegaldocuments.com, carlloop.com and countrygoldspice.com.

thinkagainbooks.com shares at least some name servers with other domains, for example yervant.com, thedistrictpt.net and johnny-locksmith.net.

Host names with one IP number:

ns1.bluehost.com points to 162.159.24.80

ns2.bluehost.com points to 162.159.25.175

thinkagainbooks.com - robtex.com