`cheapteflcourses.com`

DNSSEC	⚠️ Not signed
A	203.161.44.10^{🇺🇸 NAMCHEAP-PH203.161.44.0/24}
		PTR	`ns1.xn--mgbahmuab7d6dq7d.com`
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`mail.cheapteflcourses.com` ⭐
		A	203.161.44.10^{🇺🇸 NAMCHEAP-PH203.161.44.0/24}
			PTR	`ns1.xn--mgbahmuab7d6dq7d.com`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1750570161

`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=1777110316

Subdomains

mail.cheapteflcourses.com

Same first word

cheapteflcourses.com

DNS History

11 records (4 active, 7 former)

●NSdns1.registrar-servers.com2026-03-29 → 2026-04-25 · 3 obs

○ 2017-03-16 18:09:48
● 2026-03-29 11:09:16
● 2026-04-25 10:10:18

●NSdns2.registrar-servers.com2026-03-29 → 2026-04-25 · 3 obs

○ 2017-03-16 18:09:48
● 2026-03-29 11:09:16
● 2026-04-25 10:10:18

○NSsid.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:09:48
○ 2026-03-29 11:09:16
○ 2026-04-25 10:10:18

○NSviolet.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:09:48
○ 2026-03-29 11:09:16
○ 2026-04-25 10:10:18

●MXmail.cheapteflcourses.com2026-03-29 → 2026-04-25 · 3 obs

○ 2017-03-16 18:09:48
● 2026-03-29 11:09:16
● 2026-04-25 10:10:18

○MXmx.cheapteflcourses.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:09:48
○ 2026-03-29 11:09:16
○ 2026-04-25 10:10:18

○A104.18.34.2002017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:09:48
○ 2026-03-29 11:09:16
○ 2026-04-25 10:10:18

○A104.18.35.2002017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:09:48
○ 2026-03-29 11:09:16
○ 2026-04-25 10:10:18

●A203.161.44.102026-03-29 → 2026-04-25 · 3 obs

○ 2017-03-16 18:09:48
● 2026-03-29 11:09:16
● 2026-04-25 10:10:18

○A2400:cb00:2048:1::6812:22c82017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:09:48
○ 2026-03-29 11:09:16
○ 2026-04-25 10:10:18

○A2400:cb00:2048:1::6812:23c82017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:09:48
○ 2026-03-29 11:09:16
○ 2026-04-25 10:10:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net...	-
cheapteflcourses.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cheapteflcourses.com (unsigned zone)

⏱️ Timing

Total: 402ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.161.44.10`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	1	`mail.cheapteflcourses.com (pri: 10)`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

Hierarchy

cheapteflcourses.com is parent of mail.cheapteflcourses.com.

IP Addresses

cheapteflcourses.com points to a single IP: 203.161.44.10.

Other host names such as mail.setenetwork.com, askmethailand.com, mail.cheapteflcourses.com and setenetwork.com share IP numbers with cheapteflcourses.com.

Name Servers

cheapteflcourses.com's delegation is to two name servers dns1.registrar-servers.com and dns2.registrar-servers.com.

cheapteflcourses.com shares the same name server configuration as other domains, such as thomastrials.com, ithaki.ch, mediatestapp.sbs, stone-road.org and tokala.org.

cheapteflcourses.com shares name servers with other domains at least partially, for instance thestartupguild.com, katesean.com and reeplace.com.

These name servers are commonly used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers: dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200

Mail Servers

cheapteflcourses.com is served by a single mail server, mail.cheapteflcourses.com.

mail.cheapteflcourses.com points to IP number 203.161.44.10.

cheapteflcourses.com - robtex.com