`kientrucalpha.vn`

DNSSEC	⚠️ Not signed
A	202.92.5.48^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN}
NS	`ns-b3.tenten.vn` ⭐
		A	2404:f080:1101:321:a150:95:110:1232^{🇻🇳 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	`va150-95-110-123-2.a00e.g.han1.static.cnode.io`
		A	163.44.207.21^{🇻🇳 GMO-ZCOM-AS-VN163.44.206.0/23 RUNSYSTEM-VN}
			PTR	`v163-44-207-21.a006.g.han1.static.cnode.io`
NS	`ns-b1.tenten.vn`
		A	2404:f080:1101:321:a150:95:110:1230^{🇻🇳 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	`va150-95-110-123-0.a00e.g.han1.static.cnode.io`
		A	137.59.104.67^{🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN}
			PTR	`static-pool.tenten.vn`
NS	`ns-b2.tenten.vn`
		A	2404:f080:1101:321:a150:95:110:1231^{🇻🇳 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	`va150-95-110-123-1.a00e.g.han1.static.cnode.io`
		A	137.59.104.68^{🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN}
			PTR	`static-pool.tenten.vn`
MX	`mail.kientrucalpha.vn` ⭐
		A	202.92.5.233^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN}
SOA	`ns-b3.tenten.vn`noreply@tenten.vn serial=1768813380

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2030759755

Subdomains

mail.kientrucalpha.vn

www.kientrucalpha.vn

Same first word

kientrucalpha.vn

DNS History

9 records (5 active, 4 former)

●NSns-b1.tenten.vn2026-02-16 → 2026-05-11 · 3 obs

○ 2018-08-14 00:59:28
● 2026-02-16 02:37:12
● 2026-05-11 16:56:52

●NSns-b2.tenten.vn2026-02-16 → 2026-05-11 · 3 obs

○ 2018-08-14 00:59:28
● 2026-02-16 02:37:12
● 2026-05-11 16:56:52

●NSns-b3.tenten.vn2026-02-16 → 2026-05-11 · 3 obs

○ 2018-08-14 00:59:28
● 2026-02-16 02:37:12
● 2026-05-11 16:56:52

○NSns-master.inet.vn2018-08-14 → 2018-08-14 · 3 obs

● 2018-08-14 00:59:28
○ 2026-02-16 02:37:12
○ 2026-05-11 16:56:52

○NSns1.inet.vn2018-08-14 → 2018-08-14 · 3 obs

● 2018-08-14 00:59:28
○ 2026-02-16 02:37:12
○ 2026-05-11 16:56:52

○NSns2.inet.vn2018-08-14 → 2018-08-14 · 3 obs

● 2018-08-14 00:59:28
○ 2026-02-16 02:37:12
○ 2026-05-11 16:56:52

●MXmail.kientrucalpha.vn2026-02-16 → 2026-05-11 · 2 obs

● 2026-02-16 02:37:12
● 2026-05-11 16:56:52

○A202.92.5.432018-08-14 → 2018-08-14 · 3 obs

● 2018-08-14 00:59:28
○ 2026-02-16 02:37:12
○ 2026-05-11 16:56:52

●A202.92.5.482026-02-16 → 2026-05-11 · 3 obs

○ 2018-08-14 00:59:28
● 2026-02-16 02:37:12
● 2026-05-11 16:56:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
kientrucalpha.vn	ns-b2.tenten.vn, ns-b3.tenten.vn, ns-b1.tenten.vn	-

✅ Authoritative Response

Server:163.44.207.21

NS records: ns-b2.tenten.vn, ns-b3.tenten.vn, ns-b1.tenten.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kientrucalpha.vn (unsigned zone)

⏱️ Timing

Total: 2477ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.92.5.48`
NS	3	`ns-b1.tenten.vn, ns-b2.tenten.vn...`
MX	1	`mail.kientrucalpha.vn (pri: 10)`
SOA	1	`ns-b3.tenten.vn noreply.tenten.vn`

Analysis

Hierarchy

kientrucalpha.vn is the parent of mail.kientrucalpha.vn and www.kientrucalpha.vn.

IP Addresses

kientrucalpha.vn resolves to a single IP: 202.92.5.48.

Other host names, for instance khongsaodau.id.vn, dodoto.vn, dienmayhoangcuong.com.vn, phunuvatieudung.com and 50.student.trinhan.edu.vn share IP numbers with kientrucalpha.vn.

Name Servers

kientrucalpha.vn delegates to three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.

kientrucalpha.vn shares some name servers with other domains, for example vevang.vn, casary.vn, vanphongstar.vn, mayepcaotan.vn and playlab.vn.

Host names with two IP numbers:

ns-b1.tenten.vn: 2404:f080:1101:321:a150:95:110:1230 and 137.59.104.67

ns-b2.tenten.vn: 2404:f080:1101:321:a150:95:110:1231 and 137.59.104.68

ns-b3.tenten.vn: 2404:f080:1101:321:a150:95:110:1232 and 163.44.207.21

Mail Servers

kientrucalpha.vn is handled by a single mail server, mail.kientrucalpha.vn.

Host name mail.kientrucalpha.vn points to IP 202.92.5.233.

kientrucalpha.vn - robtex.com