engineeringcentral.com - dns.ninja

`engineeringcentral.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:42cd^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:cf40^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.205^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.207.64^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`darwin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c197^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darwin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2197^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darwin.ns.cloudflare.com`
		A	108.162.193.151^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	172.64.33.151^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	173.245.59.151^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
NS	`lucy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a85^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c085^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lucy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2085^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lucy.ns.cloudflare.com`
		A	108.162.192.133^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	172.64.32.133^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	173.245.58.133^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
MX	`wtdenham.mail.pairserver.com` ⭐
MX	`smtp.secureserver.net`⁽¹⁰⁾
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
TXT	`NETORG14318856.onmicrosoft.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.205, 172.67.207.64
		IPv6 hints	2606:4700:3030::6815:42cd, 2606:4700:3034::ac43:cf40
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com
SOA	`darwin.ns.cloudflare.com`dns@cloudflare.com serial=2411549516

`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=1786211979

Same first word

engineeringcentral.com

Similar names

centralengineering.net

centralengineering.in

centralengineering.com

centralengineering.co.uk

DNS History

19 records (8 active, 11 former)

●NSdarwin.ns.cloudflare.com2026-06-24 → 2026-08-08 · 3 obs

○ 2026-05-27 13:42:20
● 2026-06-24 06:13:58
● 2026-08-08 18:09:06

●NSlucy.ns.cloudflare.com2026-06-24 → 2026-08-08 · 3 obs

○ 2026-05-27 13:42:20
● 2026-06-24 06:13:58
● 2026-08-08 18:09:06

○NSns03.domaincontrol.com2015-06-12 → 2026-05-27 · 4 obs

● 2015-06-12 16:45:08
● 2026-05-27 13:42:20
○ 2026-06-24 06:13:58
○ 2026-08-08 18:09:06

○NSns04.domaincontrol.com2015-06-12 → 2026-05-27 · 4 obs

● 2015-06-12 16:45:08
● 2026-05-27 13:42:20
○ 2026-06-24 06:13:58
○ 2026-08-08 18:09:06

●MXsmtp.secureserver.net2015-06-12 → 2026-08-08 · 2 obs

● 2015-06-12 16:45:08
● 2026-08-08 18:09:06

●MXwtdenham.mail.pairserver.com2015-06-12 → 2026-08-08 · 2 obs

● 2015-06-12 16:45:08
● 2026-08-08 18:09:06

●A104.21.66.2052026-06-24 → 2026-08-08 · 5 obs

○ 2026-05-27 13:42:20
● 2026-06-24 06:13:58
○ 2026-06-24 09:04:32
● 2026-06-25 22:33:04
● 2026-08-08 18:09:06

○A15.197.225.1282026-03-09 → 2026-05-27 · 5 obs

○ 2018-06-17 18:20:40
● 2026-03-09 04:26:58
● 2026-05-27 13:42:20
○ 2026-06-24 06:13:58
○ 2026-08-08 18:09:06

●A172.67.207.642026-06-24 → 2026-08-08 · 5 obs

○ 2026-05-27 13:42:20
● 2026-06-24 06:13:58
○ 2026-06-24 09:04:32
● 2026-06-25 22:33:04
● 2026-08-08 18:09:06

○A188.114.96.02026-06-24 → 2026-06-24 · 4 obs

○ 2026-06-24 06:13:58
● 2026-06-24 09:04:32
○ 2026-06-25 22:33:04
○ 2026-08-08 18:09:06

○A188.114.97.02026-06-24 → 2026-06-24 · 4 obs

○ 2026-06-24 06:13:58
● 2026-06-24 09:04:32
○ 2026-06-25 22:33:04
○ 2026-08-08 18:09:06

●A2606:4700:3030::6815:42cd2026-07-20 → 2026-08-08 · 3 obs

○ 2026-06-25 22:33:04
● 2026-07-20 06:41:04
● 2026-08-08 18:09:06

○A2606:4700:3032::ac43:cf402026-06-24 → 2026-06-25 · 6 obs

○ 2026-05-27 13:42:20
● 2026-06-24 06:13:58
○ 2026-06-24 09:04:32
● 2026-06-25 22:33:04
○ 2026-07-20 06:41:04
○ 2026-08-08 18:09:06

●A2606:4700:3034::ac43:cf402026-07-20 → 2026-08-08 · 3 obs

○ 2026-06-25 22:33:04
● 2026-07-20 06:41:04
● 2026-08-08 18:09:06

○A2606:4700:3035::6815:42cd2026-06-24 → 2026-06-25 · 6 obs

○ 2026-05-27 13:42:20
● 2026-06-24 06:13:58
○ 2026-06-24 09:04:32
● 2026-06-25 22:33:04
○ 2026-07-20 06:41:04
○ 2026-08-08 18:09:06

○A2a06:98c1:3120::2026-06-24 → 2026-06-24 · 4 obs

○ 2026-06-24 06:13:58
● 2026-06-24 09:04:32
○ 2026-06-25 22:33:04
○ 2026-08-08 18:09:06

○A2a06:98c1:3121::2026-06-24 → 2026-06-24 · 4 obs

○ 2026-06-24 06:13:58
● 2026-06-24 09:04:32
○ 2026-06-25 22:33:04
○ 2026-08-08 18:09:06

○A3.33.251.1682026-03-09 → 2026-05-27 · 5 obs

○ 2018-06-17 18:20:40
● 2026-03-09 04:26:58
● 2026-05-27 13:42:20
○ 2026-06-24 06:13:58
○ 2026-08-08 18:09:06

○A50.63.202.162015-06-12 → 2018-06-17 · 4 obs

● 2015-06-12 16:45:08
● 2018-06-17 18:20:40
○ 2026-03-09 04:26:58
○ 2026-08-08 18:09:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
engineeringcentral.com	lucy.ns.cloudflare.com, darwin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.133

NS records: lucy.ns.cloudflare.com, darwin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineeringcentral.com (unsigned zone)

⏱️ Timing

Total: 165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.66.205, 172.67.207.64`
AAAA	2	`2606:4700:3034::ac43:cf40, 2606:4700:3030::6815:42cd`
NS	2	`darwin.ns.cloudflare.com, lucy.ns.cloudflare.com`
MX	2	`wtdenham.mail.pairserver.com (pri: 0), smtp.secureserver.net (pri: 10)`
TXT	1	`NETORG14318856.onmicrosoft.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`darwin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (lucy.ns.cloudflare.com, lucy.ns.cloudflare.com, lucy.ns.cloudflare.com...)

Analysis

IP Addresses

engineeringcentral.com points to the four IP addresses 104.21.66.205, 172.67.207.64, 2606:4700:3030::6815:42cd and 2606:4700:3034::ac43:cf40.

Among the host names that share IP numbers with engineeringcentral.com are dollycasinoportugal.com, de.joyetech.com, www.abciloveme.com and two others.

Name Servers

engineeringcentral.com is delegated to two name servers: darwin.ns.cloudflare.com and lucy.ns.cloudflare.com.

engineeringcentral.com has the same name server delegation as a number of other domains, such as time8.in, ehscareers.us, queeneth.com and two more.

There is at least partial name server overlap between engineeringcentral.com and other domains — kellson.us, m276.cc, epuff.de and two more among them.

These name servers frequently co-occur with the name servers kia.ns.cloudflare.com and apollo.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

darwin.ns.cloudflare.com resolves to 108.162.193.151, 172.64.33.151, 173.245.59.151 and 3 other IP addresses.

lucy.ns.cloudflare.com resolves to 108.162.192.133, 172.64.32.133, 173.245.58.133 and 3 other IP addresses.

Mail Servers

The MX records for engineeringcentral.com point to two mail servers: smtp.secureserver.net and wtdenham.mail.pairserver.com.

engineeringcentral.com shares at least some of its mail servers with other domains — for example shelterhealthcare.com, puffclothing.com, wgusa.org and two more.

It is common to find these mail servers paired with the mail servers mailstore1.secureserver.net.

Hosts with three IP address records:

smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.