`tutorialsstudio.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.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=1778384366

Subdomains

mail.tutorialsstudio.com

Same first word

tutorialsstudio.com

DNS History

10 records (3 active, 7 former)

●NSns.buydomains.com2026-02-16 → 2026-05-10 · 3 obs

○ 2017-12-16 01:07:56
● 2026-02-16 10:42:50
● 2026-05-10 04:04:18

○NSns1.namebrightdns.com2017-12-16 → 2017-12-16 · 4 obs

○ 2016-12-19 21:35:24
● 2017-12-16 01:07:56
○ 2026-02-16 10:42:50
○ 2026-05-10 04:04:18

○NSns2.namebrightdns.com2017-12-16 → 2017-12-16 · 4 obs

○ 2016-12-19 21:35:24
● 2017-12-16 01:07:56
○ 2026-02-16 10:42:50
○ 2026-05-10 04:04:18

○NSns73.domaincontrol.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:35:24
○ 2017-12-16 01:07:56
○ 2026-05-10 04:04:18

○NSns74.domaincontrol.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:35:24
○ 2017-12-16 01:07:56
○ 2026-05-10 04:04:18

●NSthis-domain-for-sale.com2026-02-16 → 2026-05-10 · 3 obs

○ 2017-12-16 01:07:56
● 2026-02-16 10:42:50
● 2026-05-10 04:04:18

○MXmail.tutorialsstudio.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:35:24
○ 2017-12-16 01:07:56
○ 2026-05-10 04:04:18

○A166.62.6.692016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:35:24
○ 2017-12-16 01:07:56
○ 2026-05-10 04:04:18

●A207.148.248.1432026-02-16 → 2026-05-10 · 6 obs

○ 2017-12-16 01:07:56
● 2026-02-16 10:42:50
● 2026-02-20 08:39:30
○ 2026-03-08 04:02:18
● 2026-03-25 07:25:14
● 2026-05-10 04:04:18

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-12-16 → 2026-02-16 · 4 obs

● 2017-12-16 01:07:56
● 2026-02-16 10:42:50
○ 2026-02-17 09:52:46
○ 2026-05-10 04:04:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tutorialsstudio.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server:52.20.26.87

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tutorialsstudio.com (unsigned zone)

⏱️ Timing

Total: 3047ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

Hierarchy

The parent of mail.tutorialsstudio.com is tutorialsstudio.com.

IP Addresses

tutorialsstudio.com points to a single IP: 207.148.248.143.

Other host names, for instance vivacea.com, mail.mpcounseling.com, southski.com, flowerfanatics.com and lect.net share IP numbers with tutorialsstudio.com.

Name Servers

Two name servers this-domain-for-sale.com and ns.buydomains.com handle delegation for tutorialsstudio.com.

tutorialsstudio.com uses the same name server setup as other domains, for example islandphysician.com, outletbuyers.com, movingtobrazil.com, dbdonline.com and algemene.com.

tutorialsstudio.com partially shares name servers with other domains; examples include webactors.com, 1-sports.net, ictenterprise.com, coolsuitcase.com and cityvloggers.com.

these name servers are commonly used with the name servers ns2.buydomains.com.

Host names with one IP number

Host name this-domain-for-sale.com points to 52.20.26.87

Host name ns.buydomains.com points to 52.20.26.87

Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com

tutorialsstudio.com - robtex.com