`open-tutorial.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns5.afternic.com` ⭐
		A	2603:5:2134::42^{🇺🇸 GODADDY-DNS2603:5:2130::/44}
			PTR	`ns5.afternic.com`
		A	97.74.99.66^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns5.afternic.com`
NS	`ns6.afternic.com`
		A	2603:5:2234::42^{🇺🇸 GODADDY-DNS2603:5:2230::/44}
			PTR	`ns6.afternic.com`
		A	173.201.67.66^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns6.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns5.afternic.com`dns@jomax.net 2025-09-30 #0

`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=1783232421

Same first word

open-tutorial.com

DNS History

7 records (4 active, 3 former)

○NSns1.hosting.co.kr2019-02-14 → 2019-02-14 · 3 obs

● 2019-02-14 02:44:08
○ 2026-03-19 13:57:34
○ 2026-07-05 06:43:32

○NSns2.hosting.co.kr2019-02-14 → 2019-02-14 · 3 obs

● 2019-02-14 02:44:08
○ 2026-03-19 13:57:34
○ 2026-07-05 06:43:32

●NSns5.afternic.com2026-03-19 → 2026-07-05 · 3 obs

○ 2019-02-14 02:44:08
● 2026-03-19 13:57:34
● 2026-07-05 06:43:32

●NSns6.afternic.com2026-03-19 → 2026-07-05 · 3 obs

○ 2019-02-14 02:44:08
● 2026-03-19 13:57:34
● 2026-07-05 06:43:32

●A13.248.169.482026-03-19 → 2026-07-05 · 3 obs

○ 2019-02-14 02:44:08
● 2026-03-19 13:57:34
● 2026-07-05 06:43:32

○A175.126.37.122019-02-14 → 2019-02-14 · 3 obs

● 2019-02-14 02:44:08
○ 2026-03-19 13:57:34
○ 2026-07-05 06:43:32

●A76.223.54.1462026-03-19 → 2026-07-05 · 3 obs

○ 2019-02-14 02:44:08
● 2026-03-19 13:57:34
● 2026-07-05 06:43:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net...	-
open-tutorial.com	ns5.afternic.com, ns6.afternic.com	2 records

✅ Authoritative Response

Server:173.201.67.66

NS records: ns5.afternic.com, ns6.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1002ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns5.afternic.com, ns6.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns5.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns5.afternic.com, ns6.afternic.com)

Analysis

IP Addresses

open-tutorial.com points to the IP addresses 13.248.169.48 and 76.223.54.146

Among the host names that share IP numbers with open-tutorial.com are howtodrawpeople.com, metropol.group, bankit.me and two others.

Name Servers

open-tutorial.com uses two name servers for its delegation: ns5.afternic.com and ns6.afternic.com.

open-tutorial.com has the same name server delegation as a number of other domains, such as labpunk.com, nullmx.unitedtheatre.com, discohit.com and two more.

At least some of open-tutorial.com's name servers are shared with other domains, for example diagnosisrune.xyz, mutualwallet.xyz, mqre.xyz and two more.

These name servers tend to be deployed in combination with the name servers verification-gakbzzzqmt6gkcplw4efpp.ns101.verify.hn and verification-wxr6maaxnbpqevtrphnm6m.ns101.verify.hn.

The two host names ns5.afternic.com and ns6.afternic.com each have a pair of IP addresses: ns5.afternic.com has 97.74.99.66 and 2603:5:2134::42, and ns6.afternic.com has 173.201.67.66 and 2603:5:2234::42.

open-tutorial.com - robtex.com