`ourtutorial.com`

DNSSEC	⚠️ Not signed
A	15.157.197.233^{🇨🇦 Amazon15.156.0.0/15 EC2 YUL prefix}
		PTR	`ec2-15-157-197-233.ca-central-1.compute.amazonaws.com`
A	16.52.221.26^{🇺🇸 Amazon16.52.0.0/16 EC2 YUL prefix}
NS	`ip-172-26-1-146.us-east-2.compute.internal` ⭐
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	`v=spf1 include:u2069692.wl.sendgrid.net -all`
TXT	`afternic-verification-VKoxaZkQawZ8VVht35n43c`
TXT	`91f786e2661531d62a5e4bf8dc941c30c7391ed6`
TXT	`934c3bfaa10e7d053ed251a82e3f4a82d19da885`
SOA	`ip-172-26-1-146.us-east-2.compute.internal`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=1778590481

Same first word

ourtutorial.com

DNS History

23 records (8 active, 15 former)

○NSamsterdam.power-dns.com2026-03-28 → 2026-03-28 · 4 obs

○ 2026-03-05 16:17:26
● 2026-03-28 17:30:16
○ 2026-05-02 03:52:28
○ 2026-05-12 13:24:36

●NSip-172-26-1-146.us-east-2.compute.internal2026-03-05 → 2026-05-12 · 5 obs

○ 2026-02-24 09:26:56
● 2026-03-05 16:17:26
○ 2026-03-28 17:30:16
● 2026-05-02 03:52:28
● 2026-05-12 13:24:36

●NSns1.power-dns.com2015-06-15 → 2026-05-12 · 6 obs

○ 2008-03-07 10:52:42
● 2015-06-15 18:41:44
○ 2015-11-01 15:43:16
○ 2016-02-29 00:10:08
● 2016-07-07 21:26:10
● 2026-05-12 13:24:36

●NSns2.power-dns.com2015-06-15 → 2026-05-12 · 6 obs

○ 2008-03-07 10:52:42
● 2015-06-15 18:41:44
● 2016-02-29 00:10:08
○ 2016-07-07 21:26:10
● 2017-03-21 18:05:52
● 2026-05-12 13:24:36

●NSns3.power-dns.com2026-02-24 → 2026-05-12 · 3 obs

○ 2017-03-21 18:05:52
● 2026-02-24 09:26:56
● 2026-05-12 13:24:36

○NSsingapore.power-dns.com2026-02-24 → 2026-02-24 · 4 obs

○ 2017-03-21 18:05:52
● 2026-02-24 09:26:56
○ 2026-03-05 16:17:26
○ 2026-05-12 13:24:36

○MXmail.dovemail.com2015-06-15 → 2017-03-21 · 5 obs

○ 2008-03-07 10:52:42
● 2015-06-15 18:41:44
● 2017-03-21 18:05:52
○ 2026-02-24 09:26:56
○ 2026-05-12 13:24:36

●MXmx1.ewebdevelopment.com2026-02-24 → 2026-05-12 · 3 obs

○ 2017-03-21 18:05:52
● 2026-02-24 09:26:56
● 2026-05-12 13:24:36

●MXmx2.ewebdevelopment.com2026-02-24 → 2026-05-12 · 3 obs

○ 2017-03-21 18:05:52
● 2026-02-24 09:26:56
● 2026-05-12 13:24:36

○A15.156.22.102026-02-24 → 2026-05-12 · 2 obs

○ 2026-02-24 09:26:56
○ 2026-05-12 13:24:36

○A15.156.220.2242026-03-05 → 2026-03-05 · 4 obs

○ 2026-02-24 09:26:56
● 2026-03-05 16:17:26
○ 2026-03-28 17:30:16
○ 2026-05-12 13:24:36

○A15.156.49.572026-05-02 → 2026-05-04 · 4 obs

○ 2026-03-28 17:30:16
● 2026-05-02 03:52:28
● 2026-05-04 00:22:22
○ 2026-05-12 13:24:36

●A15.157.197.2332026-05-12 → 2026-05-12 · 2 obs

○ 2026-05-04 00:22:22
● 2026-05-12 13:24:36

○A15.157.95.352026-03-05 → 2026-03-05 · 4 obs

○ 2026-02-24 09:26:56
● 2026-03-05 16:17:26
○ 2026-03-28 17:30:16
○ 2026-05-12 13:24:36

○A15.222.184.422026-02-24 → 2026-02-24 · 4 obs

○ 2017-03-21 18:05:52
● 2026-02-24 09:26:56
○ 2026-03-05 16:17:26
○ 2026-05-12 13:24:36

○A16.52.199.1632026-02-24 → 2026-02-24 · 4 obs

○ 2017-03-21 18:05:52
● 2026-02-24 09:26:56
○ 2026-03-05 16:17:26
○ 2026-05-12 13:24:36

●A16.52.221.262026-05-12 → 2026-05-12 · 2 obs

○ 2026-05-04 00:22:22
● 2026-05-12 13:24:36

○A16.52.65.2022026-02-24 → 2026-05-12 · 2 obs

○ 2026-02-24 09:26:56
○ 2026-05-12 13:24:36

○A16.54.90.622026-03-28 → 2026-03-28 · 4 obs

○ 2026-03-05 16:17:26
● 2026-03-28 17:30:16
○ 2026-05-02 03:52:28
○ 2026-05-12 13:24:36

○A174.36.107.1302015-06-15 → 2017-03-21 · 8 obs

○ 2008-03-07 10:52:42
● 2015-06-15 18:41:44
● 2015-11-01 15:43:16
○ 2016-02-29 00:10:08
● 2016-07-07 21:26:10
● 2017-03-21 18:05:52
○ 2026-02-24 09:26:56
○ 2026-05-12 13:24:36

○A174.37.172.1622015-06-15 → 2016-02-29 · 6 obs

○ 2008-03-07 10:52:42
● 2015-06-15 18:41:44
○ 2015-11-01 15:43:16
● 2016-02-29 00:10:08
○ 2016-07-07 21:26:10
○ 2026-05-12 13:24:36

○A3.97.193.1092026-03-28 → 2026-03-28 · 4 obs

○ 2026-03-05 16:17:26
● 2026-03-28 17:30:16
○ 2026-05-02 03:52:28
○ 2026-05-12 13:24:36

○A99.79.185.1972026-05-02 → 2026-05-04 · 4 obs

○ 2026-03-28 17:30:16
● 2026-05-02 03:52:28
● 2026-05-04 00:22:22
○ 2026-05-12 13:24:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
ourtutorial.com	ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com	3 records

✅ Authoritative Response

Server:13.58.50.225

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ourtutorial.com (unsigned zone)

⏱️ Timing

Total: 440ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.157.197.233, 16.52.221.26`
NS	3	`ns2.power-dns.com, ns3.power-dns.com...`
MX	2	`mx2.ewebdevelopment.com (pri: 5), mx1.ewebdevelopment.com (pri: 1)`
TXT	4	`934c3bfaa10e7d053ed251a82e3f4a82d19da885, 91f786e2661531d62a5e4bf8dc941c30c7391ed6...`
SOA	1	`ip-172-26-1-146.us-east-2.compute.intern`

📌 Glue Records Collected

Total: 3

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

Analysis

IP Addresses

ourtutorial.com points to two IP numbers: 15.157.197.233 and 16.52.221.26.

Other host names such as zytium.com, twdonline.com, www.i-om.com, zonasa.com and isozen.com share IPs with ourtutorial.com.

Name Servers

ourtutorial.com is delegated to four name servers: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com and ip-172-26-1-146.us-east-2.compute.internal.

ourtutorial.com at least partially shares name servers with other domains, for example reorganiser.com, polarstone.com, loebner.com, winvestments.com and fatene.com.

These name servers are often used together with singapore.power-dns.com and amsterdam.power-dns.com.

Host names with a single IP address:

ns1.power-dns.com resolves to 13.58.50.225.

ns2.power-dns.com resolves to 188.166.142.159.

ns3.power-dns.com resolves to 139.59.220.175.

Mail Servers

Two mail servers handle ourtutorial.com: mx1.ewebdevelopment.com and mx2.ewebdevelopment.com.

ourtutorial.com shares the same mail server setup as other domains, including businesslaunchpad.com, nctutors.com, larrios.com, mail.itblacklist.com and mx.allcleanservices.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.

ourtutorial.com - robtex.com

ourtutorial.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`ourtutorial.com`

`com`