`coursesfornurses.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	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net 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=1778843226

Same first word

coursesfornurses.com

DNS History

23 records (4 active, 19 former)

○NSbuy.internettraffic.com2016-07-23 → 2016-07-23 · 4 obs

○ 2016-03-12 05:06:04
● 2016-07-23 16:10:16
○ 2017-03-23 21:58:08
○ 2026-05-15 11:22:06

○NSdns1.name-services.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-10-12 17:05:46
● 2016-03-12 05:06:04
○ 2016-07-23 16:10:16
○ 2026-05-15 11:22:06

○NSdns2.name-services.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-10-12 17:05:46
● 2016-03-12 05:06:04
○ 2016-07-23 16:10:16
○ 2026-05-15 11:22:06

○NSdns3.name-services.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-10-12 17:05:46
● 2016-03-12 05:06:04
○ 2016-07-23 16:10:16
○ 2026-05-15 11:22:06

○NSdns4.name-services.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-10-12 17:05:46
● 2016-03-12 05:06:04
○ 2016-07-23 16:10:16
○ 2026-05-15 11:22:06

○NSdns5.name-services.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-10-12 17:05:46
● 2016-03-12 05:06:04
○ 2016-07-23 16:10:16
○ 2026-05-15 11:22:06

○NSns07.domaincontrol.com2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 15:16:54
○ 2015-10-12 17:05:46
○ 2026-05-15 11:22:06

○NSns08.domaincontrol.com2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 15:16:54
○ 2015-10-12 17:05:46
○ 2026-05-15 11:22:06

●NSns1.afternic.com2026-03-08 → 2026-05-15 · 3 obs

○ 2020-02-20 15:29:24
● 2026-03-08 07:54:36
● 2026-05-15 11:22:06

○NSns1.dan.com2020-02-20 → 2020-02-20 · 4 obs

○ 2017-03-23 21:58:08
● 2020-02-20 15:29:24
○ 2026-03-08 07:54:36
○ 2026-05-15 11:22:06

●NSns2.afternic.com2026-03-08 → 2026-05-15 · 3 obs

○ 2020-02-20 15:29:24
● 2026-03-08 07:54:36
● 2026-05-15 11:22:06

○NSns2.dan.com2020-02-20 → 2020-02-20 · 4 obs

○ 2017-03-23 21:58:08
● 2020-02-20 15:29:24
○ 2026-03-08 07:54:36
○ 2026-05-15 11:22:06

○NSsell.internettraffic.com2016-07-23 → 2016-07-23 · 4 obs

○ 2016-03-12 05:06:04
● 2016-07-23 16:10:16
○ 2017-03-23 21:58:08
○ 2026-05-15 11:22:06

○MXmailstore1.secureserver.net2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 15:16:54
○ 2015-10-12 17:05:46
○ 2026-05-15 11:22:06

○MXp.nsm.ctmail.com2016-03-12 → 2016-03-12 · 4 obs

○ 2015-10-12 17:05:46
● 2016-03-12 05:06:04
○ 2016-07-23 16:10:16
○ 2026-05-15 11:22:06

○MXsmtp.secureserver.net2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 15:16:54
○ 2015-10-12 17:05:46
○ 2026-05-15 11:22:06

●A13.248.169.482026-03-08 → 2026-05-15 · 3 obs

○ 2020-02-20 15:29:24
● 2026-03-08 07:54:36
● 2026-05-15 11:22:06

○A2a05:d014:9da:8c10:306e:3e07:a16f:a5522020-02-20 → 2020-02-20 · 4 obs

○ 2017-03-23 21:58:08
● 2020-02-20 15:29:24
○ 2026-03-08 07:54:36
○ 2026-05-15 11:22:06

○A52.58.78.162020-02-20 → 2020-02-20 · 4 obs

○ 2017-03-23 21:58:08
● 2020-02-20 15:29:24
○ 2026-03-08 07:54:36
○ 2026-05-15 11:22:06

○A68.178.232.1002008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 15:16:54
○ 2015-10-12 17:05:46
○ 2026-05-15 11:22:06

○A69.172.201.1532016-07-23 → 2016-07-23 · 4 obs

○ 2016-03-12 05:06:04
● 2016-07-23 16:10:16
○ 2017-03-23 21:58:08
○ 2026-05-15 11:22:06

●A76.223.54.1462026-03-08 → 2026-05-15 · 3 obs

○ 2020-02-20 15:29:24
● 2026-03-08 07:54:36
● 2026-05-15 11:22:06

○A98.124.243.392016-03-12 → 2016-03-12 · 4 obs

○ 2015-10-12 17:05:46
● 2016-03-12 05:06:04
○ 2016-07-23 16:10:16
○ 2026-05-15 11:22:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
coursesfornurses.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursesfornurses.com (unsigned zone)

⏱️ Timing

Total: 403ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns2.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

Two IP numbers are pointed to by coursesfornurses.com: 13.248.169.48 and 76.223.54.146.

other host names include dotvin.com, cineprod.com, dfbk.xyz, smartsf.com and s1.dragons.money; they share IP numbers with coursesfornurses.com.

Name Servers

Two name servers ns1.afternic.com and ns2.afternic.com handle the delegation for coursesfornurses.com.

coursesfornurses.com shares the same name server setup as other domains, for instance gigastrand.com, mail.nelsoncompanies.com, tumc.net, modamy.com and root.trading4.com.

coursesfornurses.com at least partially shares name servers with other domains, for instance sevenmarketplace.com, tokamak.co, eyelashes.co, 4cam.org and hinsdale86.com.

These name servers are commonly used alongside verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-9deuajwbjerwhjhfxwztav.ns101.verify.hn and verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn.

Host names with two IP numbers:

ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69.

ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.

coursesfornurses.com - robtex.com