`datasciencebooks.com`

DNSSEC	⚠️ Not signed
A	64.190.63.222^{🇩🇪 SEDO64.190.62.0/23 -NET2-PI}
NS	`ns1.sedoparking.com` ⭐
		A	3.130.216.63^{🇺🇸 Amazon3.130.0.0/16 EC2 CMH prefix}
			PTR	`ec2-3-130-216-63.us-east-2.compute.amazonaws.com`
		A	91.195.241.8^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`ns2.sedoparking.com`
		A	34.211.188.210^{🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix}
			PTR	`ec2-34-211-188-210.us-west-2.compute.amazonaws.com`
		A	91.195.240.8^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
MX	`localhost` ⭐
TXT	`v=spf1 -all`
SOA	`ns1.sedoparking.com`hostmaster@sedo.de 2018-05-16 #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=1777703366

Subdomains

mail.datasciencebooks.com

Same first word

datasciencebooks.com

DNS History

8 records (4 active, 4 former)

○NSns.heartinternet.co.uk2015-07-02 → 2017-08-18 · 4 obs

● 2015-07-02 21:33:46
● 2017-08-18 13:33:06
○ 2026-02-16 14:44:08
○ 2026-05-02 06:46:26

●NSns1.sedoparking.com2026-02-16 → 2026-05-02 · 3 obs

○ 2017-08-18 13:33:06
● 2026-02-16 14:44:08
● 2026-05-02 06:46:26

○NSns2.heartinternet.co.uk2015-07-02 → 2017-08-18 · 4 obs

● 2015-07-02 21:33:46
● 2017-08-18 13:33:06
○ 2026-02-16 14:44:08
○ 2026-05-02 06:46:26

●NSns2.sedoparking.com2026-02-16 → 2026-05-02 · 3 obs

○ 2017-08-18 13:33:06
● 2026-02-16 14:44:08
● 2026-05-02 06:46:26

●MXlocalhost2026-02-16 → 2026-05-02 · 3 obs

○ 2017-08-18 13:33:06
● 2026-02-16 14:44:08
● 2026-05-02 06:46:26

○MXmail.datasciencebooks.com2015-07-02 → 2017-08-18 · 4 obs

● 2015-07-02 21:33:46
● 2017-08-18 13:33:06
○ 2026-02-16 14:44:08
○ 2026-05-02 06:46:26

○A192.185.149.1182015-07-02 → 2017-08-18 · 4 obs

● 2015-07-02 21:33:46
● 2017-08-18 13:33:06
○ 2026-02-16 14:44:08
○ 2026-05-02 06:46:26

●A64.190.63.2222026-02-16 → 2026-05-02 · 3 obs

○ 2017-08-18 13:33:06
● 2026-02-16 14:44:08
● 2026-05-02 06:46:26

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:91.195.240.8

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for datasciencebooks.com (unsigned zone)

⏱️ Timing

Total: 3221ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.190.63.222`
NS	2	`ns1.sedoparking.com, ns2.sedoparking.com`
MX	1	`localhost (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.sedoparking.com hostmaster.sedo.de`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

datasciencebooks.com is a parent of mail.datasciencebooks.com.

IP Addresses

datasciencebooks.com points to a single IP address: 64.190.63.222.

Other host names such as flying-robots.de, s3al.com, cornell.ch, praxiscom.com and klettersport.de share IP numbers with datasciencebooks.com.

Name Servers

datasciencebooks.com is delegated to two name servers: ns1.sedoparking.com and ns2.sedoparking.com.

datasciencebooks.com uses the same name server setup as other domains, including redrosecoinclub.com, www.ticnet.com, armylocker.com, rustic.company and www.filmsenzalimiti.it.

datasciencebooks.com shares some name servers with other domains, for example usj.us.

Host names with two IP numbers:

ns1.sedoparking.com points to 3.130.216.63 and 91.195.241.8.

ns2.sedoparking.com points to 34.211.188.210 and 91.195.240.8.

Mail Servers

The mail server for datasciencebooks.com is localhost.

datasciencebooks.com uses the same mail server setup as other domains, for instance cleanmat.com, petd.eu, boatsx.com, memory.fi and nerapinigu.lt.

datasciencebooks.com - robtex.com