`tutorial-zone.com`

DNSSEC	⚠️ Not signed
A	15.222.56.85^{🇨🇦 Amazon15.222.0.0/15 EC2 YUL prefix}
		PTR	`ec2-15-222-56-85.ca-central-1.compute.amazonaws.com`
A	16.54.165.106^{🇺🇸 Amazon16.54.0.0/15 EC2 YUL prefix}
NS	`singapore.power-dns.com` ⭐
NS	`ns1.power-dns.com`
		A	13.58.50.225^{🇺🇸 Amazon13.58.0.0/15 EC2 CMH prefix}
			PTR	`ec2-13-58-50-225.us-east-2.compute.amazonaws.com`
NS	`ns2.power-dns.com`
		A	188.166.142.159^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
NS	`ns3.power-dns.com`
		A	139.59.220.175^{🇸🇬 DIGITALOCEAN139.59.220.0/22 DigitalOcean}
MX	`mx1.ewebdevelopment.com` ⭐
		A	159.203.54.48^{🇨🇦 DIGITALOCEAN159.203.52.0/22 DigitalOcean}
MX	`mx2.ewebdevelopment.com`⁽⁵⁾
		A	188.166.142.73^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
TXT	`afternic-verification-VKoxaZkQawZ8VVht35n43c`
TXT	`91f786e2661531d62a5e4bf8dc941c30c7391ed6`
TXT	`v=spf1 include:u2069692.wl.sendgrid.net -all`
TXT	`934c3bfaa10e7d053ed251a82e3f4a82d19da885`
SOA	`singapore.power-dns.com`hostmaster@power-dns.com 2025-01-15 #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=1776078862

WOT: SAFE (60/100)

Same first word

tutorial-zone.com

DNS History

19 records (8 active, 11 former)

○NSamsterdam.power-dns.com2017-09-11 → 2017-09-11 · 4 obs

○ 2016-04-06 20:12:26
● 2017-09-11 09:34:24
○ 2026-02-18 01:53:26
○ 2026-04-13 11:16:56

○NSip-172-26-1-146.us-east-2.compute.internal2026-02-18 → 2026-02-18 · 4 obs

○ 2017-09-11 09:34:24
● 2026-02-18 01:53:26
○ 2026-04-13 11:16:54
○ 2026-04-13 11:16:56

●NSns1.power-dns.com2015-06-07 → 2026-04-13 · 5 obs

● 2015-06-07 10:44:48
○ 2015-10-31 11:08:54
○ 2016-01-15 18:16:30
● 2016-04-06 20:12:26
● 2026-04-13 11:16:56

●NSns2.power-dns.com2015-06-07 → 2026-04-13 · 5 obs

● 2015-06-07 10:44:48
● 2016-01-15 18:16:30
○ 2016-04-06 20:12:26
● 2017-09-11 09:34:24
● 2026-04-13 11:16:56

●NSns3.power-dns.com2026-02-18 → 2026-04-13 · 3 obs

○ 2017-09-11 09:34:24
● 2026-02-18 01:53:26
● 2026-04-13 11:16:56

●NSsingapore.power-dns.com2026-04-13 → 2026-04-13 · 3 obs

○ 2026-02-18 01:53:26
● 2026-04-13 11:16:54
● 2026-04-13 11:16:56

○MXmail.dovemail.com2015-06-07 → 2016-11-27 · 4 obs

● 2015-06-07 10:44:48
● 2016-11-27 07:04:34
○ 2017-09-11 09:34:24
○ 2026-04-13 11:16:56

●MXmx1.ewebdevelopment.com2017-09-11 → 2026-04-13 · 3 obs

○ 2016-11-27 07:04:34
● 2017-09-11 09:34:24
● 2026-04-13 11:16:56

●MXmx2.ewebdevelopment.com2017-09-11 → 2026-04-13 · 3 obs

○ 2016-11-27 07:04:34
● 2017-09-11 09:34:24
● 2026-04-13 11:16:56

○A15.157.201.1052026-02-18 → 2026-04-13 · 2 obs

○ 2026-02-18 01:53:26
○ 2026-04-13 11:16:56

●A15.222.56.852026-04-13 → 2026-04-13 · 3 obs

○ 2026-02-18 01:53:26
● 2026-04-13 11:16:54
● 2026-04-13 11:16:56

●A16.54.165.1062026-04-13 → 2026-04-13 · 3 obs

○ 2026-02-18 01:53:26
● 2026-04-13 11:16:54
● 2026-04-13 11:16:56

○A174.36.107.1302015-06-07 → 2016-11-27 · 4 obs

● 2015-06-07 10:44:48
● 2016-11-27 07:04:34
○ 2017-09-11 09:34:24
○ 2026-04-13 11:16:56

○A174.37.172.1622015-06-07 → 2015-06-07 · 3 obs

● 2015-06-07 10:44:48
○ 2017-09-11 09:34:24
○ 2026-04-13 11:16:56

○A3.96.181.902026-02-18 → 2026-04-13 · 2 obs

○ 2026-02-18 01:53:26
○ 2026-04-13 11:16:56

○A3.97.47.1502026-02-18 → 2026-02-18 · 4 obs

○ 2017-09-11 09:34:24
● 2026-02-18 01:53:26
○ 2026-04-13 11:16:54
○ 2026-04-13 11:16:56

○A3.98.250.1372026-02-18 → 2026-02-18 · 4 obs

○ 2017-09-11 09:34:24
● 2026-02-18 01:53:26
○ 2026-04-13 11:16:54
○ 2026-04-13 11:16:56

○A35.182.106.1762017-09-11 → 2017-09-11 · 4 obs

○ 2016-11-27 07:04:34
● 2017-09-11 09:34:24
○ 2026-02-18 01:53:26
○ 2026-04-13 11:16:56

○A35.182.85.1442017-09-11 → 2017-09-11 · 4 obs

○ 2016-11-27 07:04:34
● 2017-09-11 09:34:24
○ 2026-02-18 01:53:26
○ 2026-04-13 11:16:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tutorial-zone.com	ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com	3 records

✅ Authoritative Response

Server:188.166.142.159

NS records: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tutorial-zone.com (unsigned zone)

⏱️ Timing

Total: 746ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.222.56.85, 16.54.165.106`
NS	3	`ns2.power-dns.com, ns3.power-dns.com...`
MX	2	`mx2.ewebdevelopment.com (pri: 5), mx1.ewebdevelopment.com (pri: 1)`
TXT	4	`91f786e2661531d62a5e4bf8dc941c30c7391ed6, v=spf1 include:u2069692.wl.sendgrid.net ...`
SOA	1	`amsterdam.power-dns.com hostmaster.power`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com)

Analysis

IP Addresses

tutorial-zone.com resolves to two IP numbers: 15.222.56.85 and 16.54.165.106.

other host names including starmapalliance.com, polivia.com, saechin.com, elamis.com and pulmer.com share IP numbers with tutorial-zone.com.

Name Servers

tutorial-zone.com is delegated to four name servers: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com and singapore.power-dns.com.

tutorial-zone.com at least partially shares name servers with other domains, for instance siriuspoker.com, vukaj.com, ludovi.com, mail.alexanderkoenig.com and hybrid-engine.com.

These name servers are commonly used alongside ip-172-26-1-146.us-east-2.compute.internal and amsterdam.power-dns.com.

Host names with one IP number: ns1.power-dns.com points to 13.58.50.225; ns2.power-dns.com points to 188.166.142.159; ns3.power-dns.com points to 139.59.220.175.

Mail Servers

Two mail servers handle tutorial-zone.com: mx1.ewebdevelopment.com and mx2.ewebdevelopment.com.

tutorial-zone.com shares the same mail server setup as other domains, for instance nestars.com, serfati.com, unitware.com, mail.timosa.com and talesa.com.

Host names with one IP number:

mx1.ewebdevelopment.com points to 159.203.54.48

mx2.ewebdevelopment.com points to 188.166.142.73

tutorial-zone.com - robtex.com