instructech.com - dns.ninja

`instructech.com`

DNSSEC	⚠️ Not signed
NS	`a.dns.hostway.net` ⭐ ⚠️ Not in zone NS records
		A	64.41.112.10^{🇺🇸 AHNET64.41.112.0/24 DNS}
			PTR	`a.dns.hostway.net`
NS	`ns1.worldnic.com` ⚠️ Not in zone NS records
		A	162.159.26.110^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`powerdns-prod06.dc.tutum.co`
NS	`ns2.worldnic.com` ⚠️ Not in zone NS records
		A	162.159.27.124^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.softcomca.com` ⚠️ Not in zone NS records
NS	`ns4.softcomca.com` ⚠️ Not in zone NS records
NS	`nscl3.myhosting.com` ⚠️ Not in zone NS records
NS	`nscl4.myhosting.com` ⚠️ Not in zone NS records
MX	`mx.siteprotect.com` ⭐
		A	64.26.60.135^{🇺🇸 AFFINITY64.26.60.0/24 Customers}
			PTR	`mx.siteprotect.com`
SOA	`a.dns.hostway.net`hostmaster@instructech.com 2024-02-28 #23

`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=1785031317

Same first word

instructech.com

DNS History

13 records (8 active, 5 former)

●NSa.dns.hostway.net2026-04-08 → 2026-07-26 · 3 obs

○ 2020-04-02 13:04:42
● 2026-04-08 21:22:50
● 2026-07-26 02:19:26

○NSb.dns.hostway.net2026-05-07 → 2026-06-11 · 9 obs

○ 2026-04-08 21:22:50
● 2026-05-07 06:15:40
○ 2026-05-08 13:08:10
● 2026-05-10 15:59:32
○ 2026-06-06 02:54:50
○ 2026-06-07 10:13:14
● 2026-06-11 15:56:44
○ 2026-07-26 02:19:24
○ 2026-07-26 02:19:26

●NSns1.worldnic.com2026-04-08 → 2026-07-26 · 3 obs

○ 2020-04-02 13:04:42
● 2026-04-08 21:22:50
● 2026-07-26 02:19:26

●NSns2.worldnic.com2026-04-08 → 2026-07-26 · 3 obs

○ 2020-04-02 13:04:42
● 2026-04-08 21:22:50
● 2026-07-26 02:19:26

●NSns3.softcomca.com2015-08-01 → 2026-07-26 · 5 obs

● 2015-08-01 08:19:08
● 2017-03-24 11:25:44
○ 2020-04-02 13:04:42
● 2026-04-08 21:22:50
● 2026-07-26 02:19:26

●NSns4.softcomca.com2015-08-01 → 2026-07-26 · 5 obs

● 2015-08-01 08:19:08
● 2017-03-24 11:25:44
○ 2020-04-02 13:04:42
● 2026-04-08 21:22:50
● 2026-07-26 02:19:26

●NSnscl3.myhosting.com2020-04-02 → 2026-07-26 · 3 obs

○ 2017-03-24 11:25:44
● 2020-04-02 13:04:42
● 2026-07-26 02:19:26

●NSnscl4.myhosting.com2020-04-02 → 2026-07-26 · 3 obs

○ 2017-03-24 11:25:44
● 2020-04-02 13:04:42
● 2026-07-26 02:19:26

○MXmail.instructech.com2015-08-01 → 2020-04-02 · 4 obs

● 2015-08-01 08:19:08
● 2020-04-02 13:04:42
○ 2026-04-08 21:22:50
○ 2026-07-26 02:19:26

●MXmx.siteprotect.com2026-05-08 → 2026-07-26 · 7 obs

○ 2026-04-08 21:22:50
○ 2026-05-07 06:15:40
● 2026-05-08 13:08:10
○ 2026-05-10 15:59:32
○ 2026-06-11 15:56:44
● 2026-07-26 02:19:24
● 2026-07-26 02:19:26

○A168.144.88.2242015-08-01 → 2017-03-24 · 4 obs

● 2015-08-01 08:19:08
● 2017-03-24 11:25:44
○ 2020-04-02 13:04:42
○ 2026-07-26 02:19:26

○A64.41.95.1642026-05-03 → 2026-05-03 · 4 obs

○ 2026-04-08 21:22:50
● 2026-05-03 01:45:30
○ 2026-05-07 06:15:40
○ 2026-07-26 02:19:26

○A66.113.245.1442020-04-02 → 2020-04-02 · 4 obs

○ 2017-03-24 11:25:44
● 2020-04-02 13:04:42
○ 2026-04-08 21:22:50
○ 2026-07-26 02:19:26

🔍 DNS Trace

Analysis

Name Servers

instructech.com delegates authority to 7 name servers: nscl3.myhosting.com, nscl4.myhosting.com, ns3.softcomca.com plus 4 other.

instructech.com partially shares its NS delegation with several other domains, including honeycreeknurseries.com, murillorealty.net, swii.us and two others.

In DNS configurations, these name servers often share authority with ns1.worldnic.com, ns2.worldnic.com, a.dns.hostway.net and 7 other name servers.

The hostnames ns1.worldnic.com, ns2.worldnic.com and a.dns.hostway.net each resolve to a single IP: ns1.worldnic.com → 162.159.26.110, ns2.worldnic.com → 162.159.27.124, a.dns.hostway.net → 64.41.112.10.

Mail Servers

instructech.com routes its mail through a single mail server, mx.siteprotect.com.

instructech.com has the same mail server arrangement as a number of other domains, for example pearlexporting.com, sillygifts.com, flavourmag.com and two more.

instructech.com shares at least some of its mail servers with other domains — for example thefosterfoundation.org, hhow.org, mainstreettrader.com and two more.

The mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com frequently co-occur with these mail servers.

mx.siteprotect.com directs to just one IP number, 64.26.60.135.