`digitalcoursebd.com`

DNSSEC	⚠️ Not signed
A	5.45.76.112^{🇳🇱 SCALAXY-AS5.45.76.0/22}
		PTR	`hal.precisretail.net`
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	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1758049785

`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=1777648166

Same first word

digitalcoursebd.com

DNS History

8 records (8 active, 0 former)

●NSdns1.registrar-servers.com2026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

●NSdns2.registrar-servers.com2026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

●MXeforward1.registrar-servers.com2026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

●MXeforward2.registrar-servers.com2026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

●MXeforward3.registrar-servers.com2026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

●MXeforward4.registrar-servers.com2026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

●MXeforward5.registrar-servers.com2026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

●A5.45.76.1122026-04-10 → 2026-05-01 · 2 obs

● 2026-04-10 03:22:46
● 2026-05-01 15:29:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
digitalcoursebd.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 digitalcoursebd.com (unsigned zone)

⏱️ Timing

Total: 271ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`5.45.76.112`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
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

IP Addresses

digitalcoursebd.com resolves to a single IP: 5.45.76.112.

Other host names, for instance tuoi(0x786e7878).com, siirtiletisim.com, welitebs.com, promoyt.com and modellomaya.com share IP numbers with digitalcoursebd.com.

Name Servers

digitalcoursebd.com has two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

digitalcoursebd.com shares the same name server setup as other domains, for example brightshiftcapital.com, 0x09.net, ratafia.info, ammahub.com and satellitetvdirect.com.

digitalcoursebd.com shares some name servers with other domains, for example aikage.com, navigat-r.com, devinnaar.com, jessicanderrick.com and z101.net.

These name servers are often used together 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

digitalcoursebd.com is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

digitalcoursebd.com shares some mail servers with other domains, at least partially; for instance hlink.me, swapyy.com, xhao02.com, cookhouse-picks.com and readss.site.