🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`tutorialsbook.com`

DNSSEC	⚠️ Not signed
A	172.234.39.37^{🇺🇸 AKAMAI-LINODE-AP172.234.32.0/20 Akamai Technologies}
		PTR	`172-234-39-37.ip.linodeusercontent.com`
NS	`ns1.linode.com` ⭐
		A	2600:14c0:6::2^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-2.akashield.net`
NS	`ns2.linode.com`
		A	2600:14c0:6::3^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-3.akashield.net`
NS	`ns3.linode.com`
		A	2600:14c0:7::3^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-3.akashield.net`
		A	92.123.95.3^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-3.akashield.net`
NS	`ns4.linode.com`
		A	2600:14c0:7::4^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-4.akashield.net`
NS	`ns5.linode.com`
		A	2600:14c0:7::2^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-2.akashield.net`
SOA	`ns1.linode.com`teradatapoint@gmail.com serial=2021000007

`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=1788571678

Same first word

tutorialsbook.com

Similar names

booktutorials.com

tutorialbooks.com

Previous names

Next names

DNS History

10 records (6 active, 4 former)

○NSd1.hs9.in2015-07-07 → 2015-11-13 · 4 obs

● 2015-07-07 00:45:46
● 2015-11-13 16:07:32
○ 2026-08-29 11:19:56
○ 2026-09-05 01:41:08

○NSd2.hs9.in2015-07-07 → 2015-11-13 · 4 obs

● 2015-07-07 00:45:46
● 2015-11-13 16:07:32
○ 2026-08-29 11:19:56
○ 2026-09-05 01:41:08

●NSns1.linode.com2026-08-29 → 2026-09-05 · 3 obs

○ 2015-11-13 16:07:32
● 2026-08-29 11:19:56
● 2026-09-05 01:41:08

●NSns2.linode.com2026-08-29 → 2026-09-05 · 3 obs

○ 2015-11-13 16:07:32
● 2026-08-29 11:19:56
● 2026-09-05 01:41:08

●NSns3.linode.com2026-08-29 → 2026-09-05 · 3 obs

○ 2015-11-13 16:07:32
● 2026-08-29 11:19:56
● 2026-09-05 01:41:08

●NSns4.linode.com2026-08-29 → 2026-09-05 · 3 obs

○ 2015-11-13 16:07:32
● 2026-08-29 11:19:56
● 2026-09-05 01:41:08

●NSns5.linode.com2026-08-29 → 2026-09-05 · 3 obs

○ 2015-11-13 16:07:32
● 2026-08-29 11:19:56
● 2026-09-05 01:41:08

○MXm16.hs9.in2015-07-07 → 2015-11-13 · 4 obs

● 2015-07-07 00:45:46
● 2015-11-13 16:07:32
○ 2026-08-29 11:19:56
○ 2026-09-05 01:41:08

●A172.234.39.372026-08-29 → 2026-09-05 · 3 obs

○ 2015-11-13 16:07:32
● 2026-08-29 11:19:56
● 2026-09-05 01:41:08

○A198.23.81.1042015-07-07 → 2015-11-13 · 4 obs

● 2015-07-07 00:45:46
● 2015-11-13 16:07:32
○ 2026-08-29 11:19:56
○ 2026-09-05 01:41:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net...	-
tutorialsbook.com	ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com...	10 records

✅ Authoritative Response

Server:92.123.94.3

NS records: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com, ns5.linode.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tutorialsbook.com (unsigned zone)

⏱️ Timing

Total: 404ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.234.39.37`
NS	5	`ns4.linode.com, ns3.linode.com...`
SOA	1	`ns1.linode.com teradatapoint.gmail.com`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)

Analysis

IP Addresses

tutorialsbook.com has exactly one IP address — 172.234.39.37.

Other hosts including mail.teradatapoint.com, 172-234-39-37.ip.linodeusercontent.com and teradatapoint.com share IP addresses with tutorialsbook.com.

Name Servers

Five name servers handle delegation for tutorialsbook.com: ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.

There is at least partial name server overlap between tutorialsbook.com and other domains — coolchoices.com, leesfloralgustine.com, vttjangid.co and two more among them.

These name servers frequently co-occur with the name servers ns4.linode.com and ns5.linode.com.

Host names pointing to two IP addresses:

The A records for ns1.linode.com return 92.123.94.2 and 2600:14c0:6::2.

The A records for ns2.linode.com return 92.123.94.3 and 2600:14c0:6::3.

The A records for ns3.linode.com return 92.123.95.3 and 2600:14c0:7::3.

The A records for ns4.linode.com return 92.123.95.4 and 2600:14c0:7::4.

The A records for ns5.linode.com return 92.123.95.2 and 2600:14c0:7::2.