`engineeringmatrix.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}

`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

Subdomains

mail.engineeringmatrix.com

Same first word

engineeringmatrix.com

Similar names

matrixengineering.com

matrixengineering.us

matrixengineering.ru

DNS History

7 records (3 active, 4 former)

●NSns.buydomains.com2026-03-20 → 2026-03-20 · 3 obs

○ 2016-12-28 10:40:02
● 2026-03-20 11:14:12
● 2026-03-20 11:14:14

○NSns79.worldnic.com2015-05-19 → 2016-12-28 · 4 obs

● 2015-05-19 22:29:30
● 2016-12-28 10:40:02
○ 2026-03-20 11:14:12
○ 2026-03-20 11:14:14

○NSns80.worldnic.com2015-05-19 → 2016-12-28 · 4 obs

● 2015-05-19 22:29:30
● 2016-12-28 10:40:02
○ 2026-03-20 11:14:12
○ 2026-03-20 11:14:14

●NSthis-domain-for-sale.com2026-03-20 → 2026-03-20 · 3 obs

○ 2016-12-28 10:40:02
● 2026-03-20 11:14:12
● 2026-03-20 11:14:14

○MXmail.engineeringmatrix.com2015-05-19 → 2016-12-28 · 4 obs

● 2015-05-19 22:29:30
● 2016-12-28 10:40:02
○ 2026-03-20 11:14:12
○ 2026-03-20 11:14:14

●A207.148.248.1432020-02-17 → 2026-03-20 · 3 obs

○ 2016-12-28 10:40:02
● 2020-02-17 06:17:50
● 2026-03-20 11:14:14

○A208.91.197.272015-05-19 → 2016-12-28 · 4 obs

● 2015-05-19 22:29:30
● 2016-12-28 10:40:02
○ 2020-02-17 06:17:50
○ 2026-03-20 11:14:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
engineeringmatrix.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineeringmatrix.com (unsigned zone)

⏱️ Timing

Total: 1230ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

Hierarchy

engineeringmatrix.com is a parent of mail.engineeringmatrix.com.

IP Addresses

engineeringmatrix.com points to a single IP number: 207.148.248.143.

Other host names, for instance welcomewin.com, blacktiger.org, hostmaster.guitarensemble.com, mx.backpacktutoring.com and calendar.classroomgoodies.com share IP numbers with engineeringmatrix.com.

Name Servers

Delegation for engineeringmatrix.com rests with two name servers, this-domain-for-sale.com and ns.buydomains.com.

engineeringmatrix.com shares the same name server setup as other domains, including melodramaticmusic.com, manmademarble.com, discoverlandscape.com, securegroup.org and lyricsmuse.com.

engineeringmatrix.com partially shares name servers with other domains, for instance ttsp.net, harvestfriends.com, dothemath.org and awep.com.

These name servers are commonly used with the name servers ns2.buydomains.com.

Host names sharing a single IP:

this-domain-for-sale.com points to 52.20.26.87

ns.buydomains.com points to 52.20.26.87

Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com

engineeringmatrix.com - robtex.com