`netinstructor.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	`ns3.afternic.com` ⭐
		A	97.74.98.65^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns3.afternic.com`
NS	`ns4.afternic.com`
		A	173.201.66.65^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns4.namefind.com`
TXT	`v=spf1 -all`
SOA	`ns3.afternic.com`dns@jomax.net 2025-10-01 #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=1776056727

Same first word

netinstructor.com

Similar names

instructornet.net

DNS History

17 records (4 active, 13 former)

○NSdns1.iglou.com2015-06-08 → 2017-03-28 · 4 obs

● 2015-06-08 03:52:20
● 2017-03-28 14:11:56
○ 2026-03-17 00:32:14
○ 2026-04-13 05:13:06

○NSdns2.iglou.com2015-06-08 → 2017-03-28 · 4 obs

● 2015-06-08 03:52:20
● 2017-03-28 14:11:56
○ 2026-03-17 00:32:14
○ 2026-04-13 05:13:06

○NSdns3.iglou.com2016-09-10 → 2017-03-28 · 5 obs

○ 2015-06-08 03:52:20
● 2016-09-10 18:32:00
● 2017-03-28 14:11:56
○ 2026-03-17 00:32:14
○ 2026-04-13 05:13:06

○NSdnsmaster.iglou.com2015-06-08 → 2017-03-28 · 4 obs

● 2015-06-08 03:52:20
● 2017-03-28 14:11:56
○ 2026-03-17 00:32:14
○ 2026-04-13 05:13:06

●NSns3.afternic.com2026-03-17 → 2026-04-13 · 3 obs

○ 2017-03-28 14:11:56
● 2026-03-17 00:32:14
● 2026-04-13 05:13:06

●NSns4.afternic.com2026-03-17 → 2026-04-13 · 3 obs

○ 2017-03-28 14:11:56
● 2026-03-17 00:32:14
● 2026-04-13 05:13:06

○MX.2026-03-17 → 2026-04-13 · 2 obs

○ 2026-03-17 00:32:14
○ 2026-04-13 05:13:06

○MXfallbackmx.spamexperts.eu2016-09-10 → 2017-03-28 · 5 obs

○ 2016-03-30 13:44:50
● 2016-09-10 18:32:00
● 2017-03-28 14:11:56
○ 2020-04-01 01:15:02
○ 2026-04-13 05:13:06

○MXlastmx.spamexperts.net2016-09-10 → 2017-03-28 · 5 obs

○ 2016-03-30 13:44:50
● 2016-09-10 18:32:00
● 2017-03-28 14:11:56
○ 2020-04-01 01:15:02
○ 2026-04-13 05:13:06

○MXmail.b-io.co2020-04-01 → 2020-04-01 · 4 obs

○ 2017-03-28 14:11:56
● 2020-04-01 01:15:02
○ 2026-03-17 00:32:14
○ 2026-04-13 05:13:06

○MXmailmx.iglou.com2015-06-08 → 2016-03-30 · 4 obs

● 2015-06-08 03:52:20
● 2016-03-30 13:44:50
○ 2016-09-10 18:32:00
○ 2026-04-13 05:13:06

○MXmx.spamexperts.com2016-09-10 → 2017-03-28 · 5 obs

○ 2016-03-30 13:44:50
● 2016-09-10 18:32:00
● 2017-03-28 14:11:56
○ 2020-04-01 01:15:02
○ 2026-04-13 05:13:06

●A13.248.169.482026-03-17 → 2026-04-13 · 3 obs

○ 2020-04-01 01:15:02
● 2026-03-17 00:32:14
● 2026-04-13 05:13:06

○A192.107.41.2192015-06-08 → 2016-03-30 · 4 obs

● 2015-06-08 03:52:20
● 2016-03-30 13:44:50
○ 2016-09-10 18:32:00
○ 2026-04-13 05:13:06

○A208.91.197.1322020-04-01 → 2020-04-01 · 4 obs

○ 2017-03-28 14:11:56
● 2020-04-01 01:15:02
○ 2026-03-17 00:32:14
○ 2026-04-13 05:13:06

○A64.253.105.1332016-09-10 → 2017-03-28 · 5 obs

○ 2016-03-30 13:44:50
● 2016-09-10 18:32:00
● 2017-03-28 14:11:56
○ 2020-04-01 01:15:02
○ 2026-04-13 05:13:06

●A76.223.54.1462026-03-17 → 2026-04-13 · 3 obs

○ 2020-04-01 01:15:02
● 2026-03-17 00:32:14
● 2026-04-13 05:13:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net...	-
netinstructor.com	ns3.afternic.com, ns4.afternic.com	2 records

✅ Authoritative Response

Server:97.74.98.65

NS records: ns3.afternic.com, ns4.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for netinstructor.com (unsigned zone)

⏱️ Timing

Total: 84ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns3.afternic.com, ns4.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns3.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)

Analysis

IP Addresses

netinstructor.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.

other host names including rupni.com, cypresslakes.com, ns.probil.com, qolg.com and ahdecor.com share IP numbers with netinstructor.com.

Name Servers

netinstructor.com is delegated to two name servers ns3.afternic.com and ns4.afternic.com.

netinstructor.com shares the same name server setup as other domains, for instance amandla.org, smoodoo.com, deadlychoice.com, wangzuan.com and beitygroup.com.

netinstructor.com at least partially shares name servers with other domains, for instance medease.org, 1i.biz, mythali.com, yvu.net and heartgroup.org.

These name servers are commonly used alongside verification-frsgyqgb387khmr9jzuunx.ns101.verify.hn and verification-dbgjncnnzmfgmpuki3e6hz.ns101.verify.hn.

Host names with one IP number:

ns3.afternic.com points to 97.74.98.65

ns4.afternic.com points to 173.201.66.65

netinstructor.com - robtex.com