coengineering.net - dns.ninja

`coengineering.net`

DNSSEC	⚠️ Not signed
A	66.96.149.21^{🇺🇸 EIG-2987366.96.128.0/18 Newfold Digital, Inc.}
		PTR	`21.149.96.66.static.eigbox.net`
NS	`ns1.yourhostingaccount.com` ⭐ ⚠️ Not in parent delegation
		A	65.254.254.102^{🇺🇸 EIG-2987365.254.224.0/19 Newfold Digital, Inc.}
			PTR	`ns1.yourhostingaccount.com`
NS	`ns1.mydomain.com` ⚠️ Not in zone NS records
		A	172.64.52.99^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.mydomain.com` ⚠️ Not in zone NS records
		A	172.64.53.76^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.yourhostingaccount.com` ⚠️ Not in parent delegation
		A	65.254.254.155^{🇺🇸 EIG-2987365.254.224.0/19 Newfold Digital, Inc.}
			PTR	`ns2.yourhostingaccount.com`
NS	`ns3.mydomain.com` ⚠️ Not in zone NS records
		A	172.64.52.99^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns4.mydomain.com` ⚠️ Not in zone NS records
		A	172.64.53.76^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx.coengineering.net` ⭐
		A	66.96.140.88^{🇺🇸 EIG-2987366.96.128.0/18 Newfold Digital, Inc.}
			PTR	`88.140.96.66.static.eigbox.net`
		A	66.96.140.89^{🇺🇸 EIG-2987366.96.128.0/18 Newfold Digital, Inc.}
			PTR	`89.140.96.66.static.eigbox.net`
SOA	`ns1.yourhostingaccount.com`admin@yourhostingaccount.com 2012-11-20 #60

`net`

	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=1786175489

Subdomains

mx.coengineering.net

Same first word

coengineering.net

Similar names

ocengineering.net

engineeringco.co.uk

DNS History

10 records (8 active, 2 former)

●NSns1.mydomain.com2026-02-15 → 2026-08-08 · 3 obs

○ 2018-08-05 17:46:04
● 2026-02-15 12:28:44
● 2026-08-08 08:03:54

●NSns1.yourhostingaccount.com2015-07-15 → 2026-08-08 · 11 obs

● 2015-07-15 17:14:32
● 2018-08-05 17:46:04
○ 2026-07-10 02:04:54
● 2026-07-13 04:28:28
○ 2026-07-27 04:17:28
● 2026-07-27 13:22:54
○ 2026-07-29 10:15:20
● 2026-07-30 09:12:30
○ 2026-08-02 02:19:00
● 2026-08-07 10:10:18
● 2026-08-08 08:03:54

●NSns2.mydomain.com2026-02-15 → 2026-08-08 · 3 obs

○ 2018-08-05 17:46:04
● 2026-02-15 12:28:44
● 2026-08-08 08:03:54

●NSns2.yourhostingaccount.com2015-07-15 → 2026-08-08 · 22 obs

● 2015-07-15 17:14:32
● 2026-04-02 13:12:16
○ 2026-04-03 12:32:16
● 2026-04-03 23:49:38
● 2026-06-12 23:40:38
○ 2026-06-13 17:20:32
● 2026-06-14 21:28:10
○ 2026-06-26 09:08:50
● 2026-06-29 15:48:12
○ 2026-07-10 02:04:54
● 2026-07-13 04:28:28
○ 2026-07-23 03:42:46
● 2026-07-23 23:01:18
○ 2026-07-26 05:26:26
● 2026-07-26 14:00:56
○ 2026-07-27 04:17:28
● 2026-07-27 13:22:54
○ 2026-07-29 10:15:20
● 2026-07-30 09:12:30
○ 2026-08-02 02:19:00
● 2026-08-07 10:10:18
● 2026-08-08 08:03:54

●NSns3.mydomain.com2026-02-15 → 2026-08-08 · 3 obs

○ 2018-08-05 17:46:04
● 2026-02-15 12:28:44
● 2026-08-08 08:03:54

●NSns4.mydomain.com2026-02-15 → 2026-08-08 · 3 obs

○ 2018-08-05 17:46:04
● 2026-02-15 12:28:44
● 2026-08-08 08:03:54

●MXmx.coengineering.net2015-07-15 → 2026-08-08 · 19 obs

● 2015-07-15 17:14:32
● 2026-06-12 23:40:38
○ 2026-06-13 17:20:32
● 2026-06-14 21:28:10
○ 2026-06-26 09:08:50
● 2026-06-29 15:48:12
○ 2026-07-26 05:26:26
● 2026-07-26 14:00:56
○ 2026-07-27 04:17:28
● 2026-07-27 13:22:54
○ 2026-07-28 16:16:22
● 2026-07-28 17:44:44
○ 2026-07-29 10:15:20
● 2026-07-30 05:11:32
○ 2026-07-31 08:09:18
● 2026-07-31 23:57:36
○ 2026-08-02 02:19:00
● 2026-08-07 10:10:18
● 2026-08-08 08:03:54

○A66.96.149.162016-02-08 → 2016-05-02 · 5 obs

○ 2015-11-16 19:24:58
● 2016-02-08 21:16:56
● 2016-05-02 19:44:58
○ 2017-01-14 02:42:26
○ 2026-08-08 08:03:54

●A66.96.149.212017-01-14 → 2026-08-08 · 21 obs

○ 2016-05-02 19:44:58
● 2017-01-14 02:42:26
● 2026-04-02 13:12:16
○ 2026-04-03 12:32:16
● 2026-04-03 23:49:38
● 2026-06-12 23:40:38
○ 2026-06-13 17:20:32
● 2026-06-14 21:28:10
○ 2026-06-26 09:08:50
● 2026-06-29 15:48:12
○ 2026-07-10 02:04:54
● 2026-07-13 04:28:28
○ 2026-07-27 04:17:28
● 2026-07-28 17:44:44
○ 2026-07-30 05:11:32
● 2026-07-30 09:12:30
○ 2026-07-31 08:09:18
● 2026-07-31 23:57:36
○ 2026-08-02 02:19:00
● 2026-08-07 10:10:18
● 2026-08-08 08:03:54

○A66.96.163.1402015-07-15 → 2015-11-16 · 4 obs

● 2015-07-15 17:14:32
● 2015-11-16 19:24:58
○ 2016-02-08 21:16:56
○ 2026-08-08 08:03:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net...	-
coengineering.net	ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com, ns4.mydomain.com	-

✅ Authoritative Response

Server:172.64.52.99

NS records: ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com, ns4.mydomain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coengineering.net (unsigned zone)

⏱️ Timing

Total: 456ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.96.149.21`
NS	2	`ns2.yourhostingaccount.com, ns1.yourhostingaccount.com`
MX	1	`mx.coengineering.net (pri: 30)`
SOA	1	`ns1.yourhostingaccount.com admin.yourhos`

Analysis

Hierarchy

coengineering.net is the parent zone for mx.coengineering.net.

IP Addresses

coengineering.net directs to one IP number, which is 66.96.149.21.

Among the host names that share IP numbers with coengineering.net are acraauto.net, catmonster.com, beggsfamilyhistory.com and two others.

Name Servers

coengineering.net is delegated to 6 name servers: ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com and 3 other.

coengineering.net partially shares its NS delegation with several other domains, including flighttraininggroup.com, eweibel.net, tblcm.com and two others.

In DNS configurations, these name servers often share authority with ns1.yourhostingaccount.com, ns2.yourhostingaccount.com, ns4.mydomain.com and 4 other name servers.

Hosts that resolve to one IP address:

ns1.mydomain.com points to 172.64.52.99.

ns2.mydomain.com points to 172.64.53.76.

ns3.mydomain.com points to 172.64.52.99.

ns4.mydomain.com points to 172.64.53.76.

ns1.yourhostingaccount.com points to 65.254.254.102.

ns2.yourhostingaccount.com points to 65.254.254.155.

ns1.mydomain.com and ns3.mydomain.com are host names that each point to 172.64.52.99 IP addresses.

ns2.mydomain.com and ns4.mydomain.com are host names that each point to 172.64.53.76 IP addresses.

Mail Servers

coengineering.net routes its mail through a single mail server, mx.coengineering.net.

The host mx.coengineering.net resolves to 66.96.140.88 and 66.96.140.89 — two IP addresses.