🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`courseengineering.com`

DNSSEC	⚠️ Not signed
A	162.244.93.3^{🇺🇸 AS965162.244.93.0/24 Namecrane}
		PTR	`lv-shared02.dapanel.net`
NS	`ns001.mercs.net` ⭐
		A	205.185.112.60^{🇺🇸 FRANTECH205.185.112.0/20 Frantech Solutions}
NS	`ns002.mercs.net`
		A	199.195.255.60^{🇺🇸 FRANTECH199.195.248.0/21 Frantech Solutions}
MX	`mx1.mxfilter.net` ⭐
		A	2602:faa9:e1:6e6f:7370:616d:0:2^{🇺🇸 AS229272000::/3}
			PTR	`mta01.mxfilter.net`
		A	23.172.139.3^{AS4682423.172.139.0/24 Announcement}
			PTR	`mta01.mxfilter.net`
MX	`mx2.mxfilter.net` ⭐
		A	2602:faa9:e2:6e6f:7370:616d:0:2^{🇺🇸 AS229272000::/3}
			PTR	`mta02.mxfilter.net`
		A	23.172.136.2^{AS4682423.172.136.0/24 Namecrane}
			PTR	`mta02.mxfilter.net`
MX	`mx3.mxfilter.net`⁽²⁰⁾
		A	2602:faa9:e3:6e6f:7370:616d:0:2^{🇺🇸 AS229272000::/3}
			PTR	`mta03.mxfilter.net`
		A	162.244.94.10^{🇺🇸 AS965162.244.94.0/24 Namecrane}
			PTR	`mta03.mxfilter.net`
TXT	`v=spf1 a mx ip4:162.244.93.3 include:spf.mxyeet.net ~all`
SOA	`ns001.mercs.net`support@mercs.net 2024-09-23 #3

`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=1788679743

Previously MX for

courseengineering.com

Same first word

courseengineering.com

Similar names

sourceengineering.com

sourceengineering.co.uk

engineeringsource.com

sourceengineering.com.pk

engineeringcourse.com

Previous names

Next names

DNS History

10 records (6 active, 4 former)

○NSns-1.mercs.net2020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 23:55:04
○ 2026-08-27 01:30:10
○ 2026-09-06 07:57:36

○NSns-2.mercs.net2020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 23:55:04
○ 2026-08-27 01:30:10
○ 2026-09-06 07:57:36

●NSns001.mercs.net2026-08-27 → 2026-09-06 · 3 obs

○ 2020-01-05 23:55:04
● 2026-08-27 01:30:10
● 2026-09-06 07:57:36

●NSns002.mercs.net2026-08-27 → 2026-09-06 · 3 obs

○ 2020-01-05 23:55:04
● 2026-08-27 01:30:10
● 2026-09-06 07:57:36

○MXcourseengineering.com2020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 23:55:04
○ 2026-08-27 01:30:10
○ 2026-09-06 07:57:36

●MXmx1.mxfilter.net2026-08-27 → 2026-09-06 · 3 obs

○ 2020-01-05 23:55:04
● 2026-08-27 01:30:10
● 2026-09-06 07:57:36

●MXmx2.mxfilter.net2026-08-27 → 2026-09-06 · 3 obs

○ 2020-01-05 23:55:04
● 2026-08-27 01:30:10
● 2026-09-06 07:57:36

●MXmx3.mxfilter.net2026-08-27 → 2026-09-06 · 3 obs

○ 2020-01-05 23:55:04
● 2026-08-27 01:30:10
● 2026-09-06 07:57:36

●A162.244.93.32026-08-27 → 2026-09-06 · 3 obs

○ 2020-01-05 23:55:04
● 2026-08-27 01:30:10
● 2026-09-06 07:57:36

○A162.244.94.1792020-01-05 → 2020-01-05 · 3 obs

● 2020-01-05 23:55:04
○ 2026-08-27 01:30:10
○ 2026-09-06 07:57:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
courseengineering.com	ns001.mercs.net, ns002.mercs.net	-

✅ Authoritative Response

Server:199.195.255.60

NS records: ns001.mercs.net, ns002.mercs.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courseengineering.com (unsigned zone)

⏱️ Timing

Total: 599ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.244.93.3`
NS	2	`ns002.mercs.net, ns001.mercs.net`
MX	3	`mx1.mxfilter.net (pri: 10), mx2.mxfilter.net (pri: 10)...`
TXT	1	`v=spf1 a mx ip4:162.244.93.3 include:spf`
SOA	1	`ns001.mercs.net support.mercs.net`

Analysis

IP Addresses

courseengineering.com has exactly one IP address — 162.244.93.3.

noisykidstudios.com, obapattevents.com, mail.quitarfondo.com plus two other host names have IP numbers in common with courseengineering.com.

Name Servers

courseengineering.com is delegated to two name servers: ns001.mercs.net and ns002.mercs.net.

The name server configuration of courseengineering.com is shared with other domains, for instance stats.mercs.net, trance-scribe.com, innerspaceacademy.com and two others.

courseengineering.com has name servers in common with a number of other domains — ianotai.com, insitesout.com, pascalgambardella.com and mercs.net among them.

These name servers tend to appear in combination with the name servers ns-1.mercs.net, ns-2.mercs.net, ns5.private-nameserver.net and ns6.private-nameserver.net.

ns001.mercs.net → 205.185.112.60 and ns002.mercs.net → 199.195.255.60: one IP number per host name.

Mail Servers

Incoming mail for courseengineering.com is delivered via three mail servers: mx1.mxfilter.net, mx2.mxfilter.net and mx3.mxfilter.net.

At least some of the mail servers used by courseengineering.com are shared with other domains: zachwilson.dev, ponomar.com, columbiagorgeweddings.com and two others among them.

These mail servers tend to be used in conjunction with the mail servers mx4.mxfilter.net.

mx1.mxfilter.net, mx2.mxfilter.net and mx3.mxfilter.net each resolve to two IP addresses: mx1.mxfilter.net resolves to 23.172.139.3 and 2602:faa9:e1:6e6f:7370:616d:0:2; mx2.mxfilter.net resolves to 23.172.136.2 and 2602:faa9:e2:6e6f:7370:616d:0:2; mx3.mxfilter.net resolves to 162.244.94.10 and 2602:faa9:e3:6e6f:7370:616d:0:2.

courseengineering.com - robtex.com