`duocphamnbiotech.com`

DNSSEC	⚠️ Not signed
A	14.225.255.250^{🇻🇳 VNPT-AS-VN14.225.255.0/24 VNPT}
		PTR	`host250.vietnix.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.duocphamnbiotech.com` ⭐
		A	14.225.255.250^{🇻🇳 VNPT-AS-VN14.225.255.0/24 VNPT}
			PTR	`host250.vietnix.vn`
TXT	`v=spf1mxaip4:14.225.255.250~all`
SOA	`ns-a2.tenten.vn`noreply@tenten.vn serial=1681898825

`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=1785668677

Same first word

duocphamnbiotech.com

DNS History

5 records (5 active, 0 former)

●NSns-a1.tenten.vn2026-04-14 → 2026-08-02 · 2 obs

● 2026-04-14 09:09:12
● 2026-08-02 11:06:22

●NSns-a2.tenten.vn2026-04-14 → 2026-08-02 · 2 obs

● 2026-04-14 09:09:12
● 2026-08-02 11:06:22

●NSns-a3.tenten.vn2026-04-14 → 2026-08-02 · 2 obs

● 2026-04-14 09:09:12
● 2026-08-02 11:06:22

●MXmail.duocphamnbiotech.com2026-04-14 → 2026-08-02 · 2 obs

● 2026-04-14 09:09:12
● 2026-08-02 11:06:22

●A14.225.255.2502026-04-14 → 2026-08-02 · 2 obs

● 2026-04-14 09:09:12
● 2026-08-02 11:06:22

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:137.59.104.66

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duocphamnbiotech.com (unsigned zone)

⏱️ Timing

Total: 1224ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`14.225.255.250`
NS	3	`ns-a3.tenten.vn, ns-a1.tenten.vn...`
MX	1	`mail.duocphamnbiotech.com (pri: 10)`
TXT	1	`v=spf1mxaip4:14.225.255.250~all`
SOA	1	`ns-a2.tenten.vn noreply.tenten.vn`

Analysis

IP Addresses

duocphamnbiotech.com resolves to one IP address: 14.225.255.250.

aflvn.com.vn, havivietnam.com, muss1.tv and two other host names share IP numbers with duocphamnbiotech.com.

Name Servers

duocphamnbiotech.com is served by three name servers: ns-a1.tenten.vn, ns-a2.tenten.vn and ns-a3.tenten.vn.

The name servers of duocphamnbiotech.com overlap at least partially with those of other domains — among them bachhoaxanh.site, massagedanang.com, bangtaikhungnhom.com and two more.

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

Mail Servers

Mail for duocphamnbiotech.com is handled by a single mail server, mail.duocphamnbiotech.com.

mail.duocphamnbiotech.com resolves to 14.225.255.250 and no other IP number.

duocphamnbiotech.com - robtex.com