`studyskillshandbook.com`

DNSSEC	⚠️ Not signed
A	162.215.133.85^{🇺🇸 EIGI162.214.0.0/15 Unified Layer}
		PTR	`7012749.studyskillshandbook.com`
NS	`ns1.studyskillshandbook.com` ⭐
		A	162.215.133.85^{🇺🇸 EIGI162.214.0.0/15 Unified Layer}
			PTR	`7012749.studyskillshandbook.com`
NS	`ns2.studyskillshandbook.com`
		A	162.215.133.86^{🇺🇸 EIGI162.214.0.0/15 Unified Layer}
			PTR	`162-215-133-86.unifiedlayer.com`
MX	`studyskillshandbook.com` ⭐
		A	162.215.133.85^{🇺🇸 EIGI162.214.0.0/15 Unified Layer}
			PTR	`7012749.studyskillshandbook.com`
TXT	`v=spf1 +a +mx +ip4:198.154.249.42 ~all`
SOA	`ns1.studyskillshandbook.com`root@7012749.studyskillshandbook.com 2026-03-30 #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=1777112156

MX for

studyskillshandbook.com

Subdomains

7012749.studyskillshandbook.com

stu.studyskillshandbook.com

ns2.studyskillshandbook.com

ns1.studyskillshandbook.com

Same first word

studyskillshandbook.net

studyskillshandbook.com

studyskillshandbook.org

DNS History

5 records (4 active, 1 former)

●NSns1.studyskillshandbook.com2015-08-17 → 2026-04-25 · 2 obs

● 2015-08-17 03:16:38
● 2026-04-25 10:22:48

●NSns2.studyskillshandbook.com2015-08-17 → 2026-04-25 · 2 obs

● 2015-08-17 03:16:38
● 2026-04-25 10:22:48

●MXstudyskillshandbook.com2015-08-17 → 2026-04-25 · 2 obs

● 2015-08-17 03:16:38
● 2026-04-25 10:22:48

●A162.215.133.852026-02-16 → 2026-04-25 · 3 obs

○ 2017-03-27 19:18:18
● 2026-02-16 11:59:38
● 2026-04-25 10:22:48

○A198.1.66.582015-08-17 → 2017-03-27 · 4 obs

● 2015-08-17 03:16:38
● 2017-03-27 19:18:18
○ 2026-02-16 11:59:38
○ 2026-04-25 10:22:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
studyskillshandbook.com	ns1.studyskillshandbook.com, ns2.studyskillshandbook.com	2 records

✅ Authoritative Response

Server:162.215.133.86

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyskillshandbook.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.215.133.85`
NS	2	`ns1.studyskillshandbook.com, ns2.studyskillshandbook.com`
MX	1	`studyskillshandbook.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:198.154.249.42 ~all`
SOA	1	`ns1.studyskillshandbook.com root.7012749`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.studyskillshandbook.com, ns2.studyskillshandbook.com)

Analysis

Hierarchy

studyskillshandbook.com is a parent of 7012749.studyskillshandbook.com, stu.studyskillshandbook.com, ns2.studyskillshandbook.com and ns1.studyskillshandbook.com.

Mail Server Role

For studyskillshandbook.com, the mail server is studyskillshandbook.com.

IP Addresses

studyskillshandbook.com points to a single IP number: 162.215.133.85.

Other host names, for instance prueandmark.com, stu.studyskillshandbook.com and ns1.studyskillshandbook.com share IP numbers with studyskillshandbook.com.

Name Servers

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

studyskillshandbook.com shares the same name server setup as other domains, for example ns2.studyskillshandbook.com and ns1.studyskillshandbook.com.

Host names with one IP number:

The host ns1.studyskillshandbook.com points to 162.215.133.85 and the host ns2.studyskillshandbook.com points to 162.215.133.86.

Mail Servers

One mail server handles studyskillshandbook.com.

Host name studyskillshandbook.com points to IP address 162.215.133.85.

studyskillshandbook.com - robtex.com