`keystonelearning.com`

DNSSEC	⚠️ Not signed
A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
		PTR	`aec037177372cc6cd.awsglobalaccelerator.com`
A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
NS	`ns37.domaincontrol.com` ⭐
		A	2603:5:21c1::13^{🇺🇸 GODADDY-DNS2603:5:21c0::/44}
			PTR	`ns37.domaincontrol.com`
		A	97.74.108.19^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns37.domaincontrol.com`
NS	`ns38.domaincontrol.com`
		A	2603:5:22c1::13^{🇺🇸 GODADDY-DNS2603:5:22c0::/44}
			PTR	`ns38.domaincontrol.com`
		A	173.201.76.19^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns38.domaincontrol.com`
MX	`keystonelearning-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:f905::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f90b::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00100.inbound.protection.outlook.com`
		A	52.101.9.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
		A	52.101.41.28^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01504.inbound.protection.outlook.com`
		A	52.101.50.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr21cu00207.inbound.protection.outlook.com`
TXT	`google-site-verification=cE-ei9Agy2WKIQkIJZYaTGY47BF-iluTxkuMVkueU3w`
TXT	`v=spf1 ip4:198.21.2.183/32 include:spf.protection.outlook.com include:_spf.go...`
TXT	`MS=ms43872150`
TXT	`MS=ms10741693`
SOA	`ns37.domaincontrol.com`dns@jomax.net 2026-03-06 #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=1771291435

WOT: UNKNOWN (66/100)

Subdomains

www.keystonelearning.com

Same first word

keystonelearning.org

keystonelearning.com

DNS History

21 records (5 active, 16 former)

○NSevan.ns.cloudflare.com2018-07-05 → 2018-07-05 · 4 obs

○ 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○NShope.ns.cloudflare.com2018-07-05 → 2018-07-05 · 4 obs

○ 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○NSns33.domaincontrol.com2015-07-07 → 2017-01-07 · 4 obs

● 2015-07-07 08:08:54
● 2017-01-07 19:38:28
○ 2018-07-05 05:41:46
○ 2026-03-15 06:22:52

○NSns34.domaincontrol.com2015-07-07 → 2017-01-07 · 4 obs

● 2015-07-07 08:08:54
● 2017-01-07 19:38:28
○ 2018-07-05 05:41:46
○ 2026-03-15 06:22:52

●NSns37.domaincontrol.com2026-02-18 → 2026-03-15 · 3 obs

○ 2018-07-05 05:41:46
● 2026-02-18 18:43:14
● 2026-03-15 06:22:52

●NSns38.domaincontrol.com2026-02-18 → 2026-03-15 · 3 obs

○ 2018-07-05 05:41:46
● 2026-02-18 18:43:14
● 2026-03-15 06:22:52

○MXalt1.aspmx.l.google.com2017-01-07 → 2018-07-05 · 5 obs

○ 2016-04-18 19:35:14
● 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○MXalt2.aspmx.l.google.com2017-01-07 → 2018-07-05 · 5 obs

○ 2016-04-18 19:35:14
● 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○MXalt3.aspmx.l.google.com2017-01-07 → 2018-07-05 · 5 obs

○ 2016-04-18 19:35:14
● 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○MXalt4.aspmx.l.google.com2017-01-07 → 2018-07-05 · 5 obs

○ 2016-04-18 19:35:14
● 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○MXaspmx.l.google.com2017-01-07 → 2018-07-05 · 5 obs

○ 2016-04-18 19:35:14
● 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○MXbancroft-tech.com.s7a1.psmtp.com2015-07-07 → 2016-04-18 · 4 obs

● 2015-07-07 08:08:54
● 2016-04-18 19:35:14
○ 2017-01-07 19:38:28
○ 2026-03-15 06:22:52

○MXbancroft-tech.com.s7a2.psmtp.com2015-07-07 → 2016-04-18 · 4 obs

● 2015-07-07 08:08:54
● 2016-04-18 19:35:14
○ 2017-01-07 19:38:28
○ 2026-03-15 06:22:52

○MXbancroft-tech.com.s7b1.psmtp.com2015-07-07 → 2016-04-18 · 4 obs

● 2015-07-07 08:08:54
● 2016-04-18 19:35:14
○ 2017-01-07 19:38:28
○ 2026-03-15 06:22:52

○MXbancroft-tech.com.s7b2.psmtp.com2015-07-07 → 2016-04-18 · 4 obs

● 2015-07-07 08:08:54
● 2016-04-18 19:35:14
○ 2017-01-07 19:38:28
○ 2026-03-15 06:22:52

●MXkeystonelearning-com.mail.protection.outlook.com2026-02-18 → 2026-03-15 · 3 obs

○ 2018-07-05 05:41:46
● 2026-02-18 18:43:14
● 2026-03-15 06:22:52

○A137.135.99.562016-01-28 → 2017-01-07 · 5 obs

○ 2015-11-08 18:06:18
● 2016-01-28 08:27:32
● 2017-01-07 19:38:28
○ 2018-07-05 05:41:46
○ 2026-03-15 06:22:52

●A15.197.225.1282026-02-18 → 2026-03-15 · 3 obs

○ 2018-07-05 05:41:46
● 2026-02-18 18:43:14
● 2026-03-15 06:22:52

○A166.62.90.1322018-07-05 → 2018-07-05 · 4 obs

○ 2017-01-07 19:38:28
● 2018-07-05 05:41:46
○ 2026-02-18 18:43:14
○ 2026-03-15 06:22:52

○A23.96.32.492015-07-07 → 2015-11-08 · 4 obs

● 2015-07-07 08:08:54
● 2015-11-08 18:06:18
○ 2016-01-28 08:27:32
○ 2026-03-15 06:22:52

●A3.33.251.1682026-02-18 → 2026-03-15 · 3 obs

○ 2018-07-05 05:41:46
● 2026-02-18 18:43:14
● 2026-03-15 06:22:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
keystonelearning.com	ns37.domaincontrol.com, ns38.domaincontrol.com	4 records

✅ Authoritative Response

Server: 97.74.108.19

NS records: ns37.domaincontrol.com, ns38.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for keystonelearning.com (unsigned zone)

⏱️ Timing

Total: 345ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.197.225.128, 3.33.251.168`
NS	2	`ns37.domaincontrol.com, ns38.domaincontrol.com`
MX	1	`keystonelearning-com.mail.protection.out`
TXT	4	`google-site-verification=cE-ei9Agy2WKIQk, v=spf1 ip4:198.21.2.183/32 include:spf.p...`
SOA	1	`ns37.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns37.domaincontrol.com, ns37.domaincontrol.com, ns38.domaincontrol.com...)

Analysis

Hierarchy

keystonelearning.com is a parent of www.keystonelearning.com.

IP Addresses

keystonelearning.com points to two IP numbers: 3.33.251.168 and 15.197.225.128.

Other host names, for instance oct25.info, flcruiseshipaccidentlawyer.com, shippingcontainer.org, triph.com and mediobain.com share IP numbers with keystonelearning.com.

Name Servers

Delegation for keystonelearning.com rests with two name servers, ns37.domaincontrol.com and ns38.domaincontrol.com.

keystonelearning.com shares the same name server setup as other domains, including play-girl.ca, missourigreenclinics.com, giovannidimauro.com, braukurs.eu and shtofoti.com.

Host names with two IP numbers: ns37.domaincontrol.com points to 2603:5:21c1::13 and 97.74.108.19; ns38.domaincontrol.com points to 2603:5:22c1::13 and 173.201.76.19.

Mail Servers

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

keystonelearning-com.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:c903::3, 2a01:111:f403:f905::4, 2a01:111:f403:f907::1, 2a01:111:f403:f90b::, 52.101.9.2, 52.101.41.21, 52.101.41.28 and 52.101.50.7.

keystonelearning.com - robtex.com