`cfmengineering.com`

DNSSEC	⚠️ Not signed
A	103.18.6.88^{🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN}
		PTR	`v103-18-6-88.tenten.vn`
NS	`ns-a2.tenten.vn` ⭐
		A	2404:f080:1101:323:a150:95:115:1011^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`va150-95-115-101-1.a018.g.han1.static.cnode.io`
		A	137.59.104.66^{🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN}
			PTR	`static-pool.tenten.vn`
NS	`ns-a1.tenten.vn`
		A	2404:f080:1101:323:a150:95:115:1010^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`va150-95-115-101-0.a018.g.han1.static.cnode.io`
		A	137.59.104.65^{🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN}
			PTR	`static-pool.tenten.vn`
NS	`ns-a3.tenten.vn`
		A	2404:f080:1101:323:a150:95:115:1012^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`va150-95-115-101-2.a018.g.han1.static.cnode.io`
		A	150.95.111.47^{🇻🇳 GMO-ZCOM-AS-VN150.95.104.0/21 RUNSYSTEM-VN}
			PTR	`ns3.tenten.vn`
MX	`mail.cfmengineering.com` ⭐
		A	103.18.6.88^{🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN}
			PTR	`v103-18-6-88.tenten.vn`
TXT	`v=spf1mxaip4:103.18.6.88~all`
SOA	`ns-a2.tenten.vn`noreply@tenten.vn serial=1780628250

`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=1785435267

Previously MX for

cfmengineering.com

Subdomains

mail.cfmengineering.com

Same first word

cfmengineering.com

DNS History

9 records (5 active, 4 former)

●NSns-a1.tenten.vn2026-06-11 → 2026-07-30 · 3 obs

○ 2018-05-29 09:21:04
● 2026-06-11 05:37:08
● 2026-07-30 18:29:46

●NSns-a2.tenten.vn2026-06-11 → 2026-07-30 · 3 obs

○ 2018-05-29 09:21:04
● 2026-06-11 05:37:08
● 2026-07-30 18:29:46

●NSns-a3.tenten.vn2026-06-11 → 2026-07-30 · 3 obs

○ 2018-05-29 09:21:04
● 2026-06-11 05:37:08
● 2026-07-30 18:29:46

○NSns1.hostmonster.com2015-08-07 → 2018-05-29 · 4 obs

● 2015-08-07 03:13:20
● 2018-05-29 09:21:04
○ 2026-06-11 05:37:08
○ 2026-07-30 18:29:46

○NSns2.hostmonster.com2015-08-07 → 2018-05-29 · 4 obs

● 2015-08-07 03:13:20
● 2018-05-29 09:21:04
○ 2026-06-11 05:37:08
○ 2026-07-30 18:29:46

○MXcfmengineering.com2015-08-07 → 2018-05-29 · 4 obs

● 2015-08-07 03:13:20
● 2018-05-29 09:21:04
○ 2026-06-11 05:37:08
○ 2026-07-30 18:29:46

●MXmail.cfmengineering.com2026-06-11 → 2026-07-30 · 3 obs

○ 2018-05-29 09:21:04
● 2026-06-11 05:37:08
● 2026-07-30 18:29:46

●A103.18.6.882026-06-11 → 2026-07-30 · 3 obs

○ 2018-05-29 09:21:04
● 2026-06-11 05:37:08
● 2026-07-30 18:29:46

○A74.220.202.402015-08-07 → 2018-05-29 · 4 obs

● 2015-08-07 03:13:20
● 2018-05-29 09:21:04
○ 2026-06-11 05:37:08
○ 2026-07-30 18:29:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cfmengineering.com	ns-a1.tenten.vn, ns-a2.tenten.vn, ns-a3.tenten.vn	-

✅ Authoritative Response

Server:137.59.104.65

NS records: ns-a1.tenten.vn, ns-a2.tenten.vn, ns-a3.tenten.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cfmengineering.com (unsigned zone)

⏱️ Timing

Total: 1503ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.18.6.88`
NS	3	`ns-a3.tenten.vn, ns-a1.tenten.vn...`
MX	1	`mail.cfmengineering.com (pri: 10)`
TXT	1	`v=spf1mxaip4:103.18.6.88~all`
SOA	1	`ns-a2.tenten.vn noreply.tenten.vn`

Analysis

Hierarchy

cfmengineering.com is a parent domain of mail.cfmengineering.com.

IP Addresses

cfmengineering.com directs to one IP number, which is 103.18.6.88.

Among the host names that share IP numbers with cfmengineering.com are hoc.kadita.edu.vn, bosuafarm.com, iris-911.com and two others.

Name Servers

cfmengineering.com is delegated to three name servers: ns-a1.tenten.vn, ns-a2.tenten.vn and ns-a3.tenten.vn.

cfmengineering.com shares at least some of its name servers with other domains, including cafelangart.com, goiyta.com, buiinc.com and two others.

These name servers are frequently paired with the name servers ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.

ns-a1.tenten.vn, ns-a2.tenten.vn and ns-a3.tenten.vn each resolve to two IP addresses: ns-a1.tenten.vn resolves to 137.59.104.65 and 2404:f080:1101:323:a150:95:115:1010; ns-a2.tenten.vn resolves to 137.59.104.66 and 2404:f080:1101:323:a150:95:115:1011; ns-a3.tenten.vn resolves to 150.95.111.47 and 2404:f080:1101:323:a150:95:115:1012.

Mail Servers

cfmengineering.com routes its mail through a single mail server, mail.cfmengineering.com.

mail.cfmengineering.com resolves to a single IP number: 103.18.6.88.

cfmengineering.com - robtex.com