`instructionalresearch.com`

DNSSEC	⚠️ Not signed
A	137.152.22.168^{🇺🇸 AS13485137.152.16.0/20}
NS	`ns-994.awsdns-60.net` ⭐
		A	2600:9000:5303:e200::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-994.awsdns-60.net`
		A	205.251.195.226^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-994.awsdns-60.net`
NS	`ns-1401.awsdns-47.org`
		A	2600:9000:5305:7900::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1401.awsdns-47.org`
		A	205.251.197.121^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1401.awsdns-47.org`
NS	`ns-1572.awsdns-04.co.uk`
		A	2600:9000:5306:2400::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1572.awsdns-04.co.uk`
		A	205.251.198.36^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1572.awsdns-04.co.uk`
NS	`ns-240.awsdns-30.com`
		A	2600:9000:5300:f000::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-240.awsdns-30.com`
		A	205.251.192.240^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-240.awsdns-30.com`
MX	`instructionalresearch-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c903::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00503.inbound.protection.outlook.com`
		A	2a01:111:f403:c91d::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	52.101.11.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	52.101.41.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01406.inbound.protection.outlook.com`
		A	52.101.41.22^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00406.inbound.protection.outlook.com`
		A	52.101.194.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00200.inbound.protection.outlook.com`
TXT	`MS=ms80674185`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns-994.awsdns-60.net`awsdns-hostmaster@amazon.com serial=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=1778060531

Same first word

instructionalresearch.com

DNS History

8 records (6 active, 2 former)

●NSns-1401.awsdns-47.org2026-03-14 → 2026-05-06 · 3 obs

○ 2018-09-15 06:06:56
● 2026-03-14 15:23:42
● 2026-05-06 09:54:38

●NSns-1572.awsdns-04.co.uk2026-03-14 → 2026-05-06 · 3 obs

○ 2018-09-15 06:06:56
● 2026-03-14 15:23:42
● 2026-05-06 09:54:38

●NSns-240.awsdns-30.com2026-03-14 → 2026-05-06 · 3 obs

○ 2018-09-15 06:06:56
● 2026-03-14 15:23:42
● 2026-05-06 09:54:38

●NSns-994.awsdns-60.net2026-03-14 → 2026-05-06 · 3 obs

○ 2018-09-15 06:06:56
● 2026-03-14 15:23:42
● 2026-05-06 09:54:38

○NSns.rackspace.com2015-08-13 → 2018-09-15 · 4 obs

● 2015-08-13 11:52:18
● 2018-09-15 06:06:56
○ 2026-03-14 15:23:42
○ 2026-05-06 09:54:38

○NSns2.rackspace.com2015-08-13 → 2018-09-15 · 4 obs

● 2015-08-13 11:52:18
● 2018-09-15 06:06:56
○ 2026-03-14 15:23:42
○ 2026-05-06 09:54:38

●MXinstructionalresearch-com.mail.protection.outlook.com2017-01-30 → 2026-05-06 · 2 obs

● 2017-01-30 21:16:30
● 2026-05-06 09:54:38

●A137.152.22.1682015-08-13 → 2026-05-06 · 2 obs

● 2015-08-13 11:52:18
● 2026-05-06 09:54:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...	-
instructionalresearch.com	ns-240.awsdns-30.com, ns-994.awsdns-60.net, ns-1572.awsdns-04.co.uk, ns-1401.awsdns-47.org	2 records

✅ Authoritative Response

Server:205.251.192.240

NS records: ns-240.awsdns-30.com, ns-994.awsdns-60.net, ns-1572.awsdns-04.co.uk, ns-1401.awsdns-47.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instructionalresearch.com (unsigned zone)

⏱️ Timing

Total: 387ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`137.152.22.168`
NS	4	`ns-1401.awsdns-47.org, ns-1572.awsdns-04.co.uk...`
MX	1	`instructionalresearch-com.mail.protectio`
TXT	2	`MS=ms80674185, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-994.awsdns-60.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-240.awsdns-30.com, ns-240.awsdns-30.com)

Analysis

IP Addresses

instructionalresearch.com resolves to one IP number: 137.152.22.168.

Name Servers

instructionalresearch.com is delegated to four name servers: ns-240.awsdns-30.com, ns-994.awsdns-60.net, ns-1401.awsdns-47.org and ns-1572.awsdns-04.co.uk.

instructionalresearch.com at least partially shares name servers with other domains, for instance spw.com.br, vietsocials.com, phosangko-city.go.th, service.com.au and d1jil1a5pgoq8f.cloudfront.net.

Host names with two IP numbers:

ns-240.awsdns-30.com points to 2600:9000:5300:f000::1 and 205.251.192.240; ns-994.awsdns-60.net points to 2600:9000:5303:e200::1 and 205.251.195.226; ns-1401.awsdns-47.org points to 2600:9000:5305:7900::1 and 205.251.197.121; ns-1572.awsdns-04.co.uk points to 2600:9000:5306:2400::1 and 205.251.198.36.

Mail Servers

instructionalresearch.com is handled by a single mail server, instructionalresearch-com.mail.protection.outlook.com.

Host instructionalresearch-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c903::3, 2a01:111:f403:c91d::, 2a01:111:f403:c946::3, 2a01:111:f403:f908::, 52.101.11.17, 52.101.41.6, 52.101.41.22 and 52.101.194.0.

instructionalresearch.com - robtex.com