`rapidlearningcycles.com`

DNSSEC	⚠️ Not signed
A	172.104.8.250^{🇺🇸 AKAMAI-LINODE-AP172.104.8.0/21 Akamai Technologies}
		PTR	`sprod37.rmkr.net`
NS	`ns39.domaincontrol.com` ⭐
		A	2603:5:21d1::14^{🇺🇸 GODADDY-DNS2603:5:21d0::/44}
			PTR	`ns39.domaincontrol.com`
		A	97.74.109.20^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns39.domaincontrol.com`
NS	`ns40.domaincontrol.com`
		A	2603:5:22d1::14^{🇺🇸 GODADDY-DNS2603:5:22d0::/44}
			PTR	`ns40.domaincontrol.com`
		A	173.201.77.20^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns40.domaincontrol.com`
MX	`rapidlearningcycles-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::c^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`apple-domain-verification=CRi3Jl7yC0m0ZN4B`
TXT	`v=verifydomain MS=2423929`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.runbox.com include:amaz...`
TXT	`MS=3BE120E259261015C240C08C82CB2C1122334640`
TXT	`google-site-verification=zKw3DNWTgyzNomyeigiBg9qj_s4NkDZhPohdHHEBmnI`
SOA	`ns39.domaincontrol.com`dns@jomax.net 2025-12-08 #10

`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

DNS History

17 records (4 active, 13 former)

○NSns-us.1and1-dns.com2018-01-13 → 2018-01-13 · 4 obs

○ 2016-12-18 13:22:20
● 2018-01-13 05:13:50
○ 2026-03-07 11:19:22
○ 2026-03-07 11:19:24

○NSns-us.1and1-dns.de2018-01-13 → 2018-01-13 · 4 obs

○ 2016-12-18 13:22:20
● 2018-01-13 05:13:50
○ 2026-03-07 11:19:22
○ 2026-03-07 11:19:24

○NSns-us.1and1-dns.org2018-01-13 → 2018-01-13 · 4 obs

○ 2016-12-18 13:22:20
● 2018-01-13 05:13:50
○ 2026-03-07 11:19:22
○ 2026-03-07 11:19:24

○NSns-us.1and1-dns.us2018-01-13 → 2018-01-13 · 4 obs

○ 2016-12-18 13:22:20
● 2018-01-13 05:13:50
○ 2026-03-07 11:19:22
○ 2026-03-07 11:19:24

○NSns1.bigcommerce.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 13:22:20
○ 2018-01-13 05:13:50
○ 2026-03-07 11:19:24

○NSns2.bigcommerce.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 13:22:20
○ 2018-01-13 05:13:50
○ 2026-03-07 11:19:24

○NSns3.bigcommerce.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 13:22:20
○ 2018-01-13 05:13:50
○ 2026-03-07 11:19:24

●NSns39.domaincontrol.com2026-03-07 → 2026-03-07 · 3 obs

○ 2018-01-13 05:13:50
● 2026-03-07 11:19:22
● 2026-03-07 11:19:24

●NSns40.domaincontrol.com2026-03-07 → 2026-03-07 · 3 obs

○ 2018-01-13 05:13:50
● 2026-03-07 11:19:22
● 2026-03-07 11:19:24

○MXin1-smtp.messagingengine.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 13:22:20
○ 2018-01-13 05:13:50
○ 2026-03-07 11:19:24

○MXin2-smtp.messagingengine.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 13:22:20
○ 2018-01-13 05:13:50
○ 2026-03-07 11:19:24

○MXmx.runbox.com2018-01-13 → 2018-01-13 · 4 obs

○ 2016-12-18 13:22:20
● 2018-01-13 05:13:50
○ 2026-03-07 11:19:22
○ 2026-03-07 11:19:24

●MXrapidlearningcycles-com.mail.protection.outlook.com2026-03-07 → 2026-03-07 · 3 obs

○ 2018-01-13 05:13:50
● 2026-03-07 11:19:22
● 2026-03-07 11:19:24

●A172.104.8.2502026-03-07 → 2026-03-07 · 3 obs

○ 2018-01-13 05:13:50
● 2026-03-07 11:19:22
● 2026-03-07 11:19:24

○A2607:f1c0:100f:f000::2442018-01-13 → 2018-01-13 · 4 obs

○ 2016-12-18 13:22:20
● 2018-01-13 05:13:50
○ 2026-03-07 11:19:22
○ 2026-03-07 11:19:24

○A63.141.132.1012016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 13:22:20
○ 2018-01-13 05:13:50
○ 2026-03-07 11:19:24

○A74.208.236.492018-01-13 → 2018-01-13 · 4 obs

○ 2016-12-18 13:22:20
● 2018-01-13 05:13:50
○ 2026-03-07 11:19:22
○ 2026-03-07 11:19:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
rapidlearningcycles.com	ns39.domaincontrol.com, ns40.domaincontrol.com	4 records

✅ Authoritative Response

Server: 173.201.77.20

NS records: ns39.domaincontrol.com, ns40.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rapidlearningcycles.com (unsigned zone)

⏱️ Timing

Total: 63ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.104.8.250`
NS	2	`ns39.domaincontrol.com, ns40.domaincontrol.com`
MX	1	`rapidlearningcycles-com.mail.protection.`
TXT	5	`apple-domain-verification=CRi3Jl7yC0m0ZN, v=verifydomain MS=2423929...`
SOA	1	`ns39.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns39.domaincontrol.com, ns39.domaincontrol.com, ns40.domaincontrol.com...)

Analysis

IP Addresses

rapidlearningcycles.com resolves to one IP number: 172.104.8.250.

Other host names for instance highvelocityinnovation.com and sprod37.rmkr.net share IP numbers with rapidlearningcycles.com.

Name Servers

rapidlearningcycles.com's delegation uses two name servers: ns39.domaincontrol.com and ns40.domaincontrol.com.

rapidlearningcycles.com uses the same name server setup as other domains, such as brieregoaltending.com, taysonlineauction.com, langhornearts.org, f3search.com and cora.org.uk.

Host names with two IPs:

ns39.domaincontrol.com points to 2603:5:21d1::14 and 97.74.109.20

ns40.domaincontrol.com points to 2603:5:22d1::14 and 173.201.77.20

Mail Servers

A single mail server handles rapidlearningcycles.com, rapidlearningcycles-com.mail.protection.outlook.com.

Host rapidlearningcycles-com.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca04::5, 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::e, 52.101.68.3, 52.101.68.18, 52.101.73.16 and 52.101.73.19.

rapidlearningcycles.com - robtex.com