`webmail.edutra.vn`

CNAME	`edutra.vn`
DNSSEC	⚠️ Not signed
A	125.212.224.205^{🇻🇳 VTDC-AS-VN125.212.224.0/24 VIETTEL-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.edutra.vn` ⭐
		A	125.212.224.205^{🇻🇳 VTDC-AS-VN125.212.224.0/24 VIETTEL-VN}
TXT	`v=spf1mxaip4:125.212.224.205~all`
SOA	`ns-b3.tenten.vn`noreply@tenten.vn serial=1742032349

`edutra.vn`

	DNSSEC	⚠️ Not signed
	A	125.212.224.205^{🇻🇳 VTDC-AS-VN125.212.224.0/24 VIETTEL-VN}
	NS	`ns-b3.tenten.vn` ⭐
	NS	`ns-b1.tenten.vn`
	NS	`ns-b2.tenten.vn`
	MX	`mail.edutra.vn` ⭐
	TXT	`v=spf1mxaip4:125.212.224.205~all`
	SOA	`ns-b3.tenten.vn`noreply@tenten.vn serial=1742032349

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DNS History

1 record (1 active, 0 former)

●CNAMEedutra.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 17:28:20
● 2026-05-09 23:04:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
edutra.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 edutra.vn (unsigned zone)

⏱️ Timing

Total: 1919ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`edutra.vn`

Analysis

IP Addresses

webmail.edutra.vn points to a single IP address: 125.212.224.205.

Other host names such as quantri.sohoctinhthuc.vn, dongduongland.com, bisoft.vn, traoduyen.com and hd.bisoft.vn share IP numbers with webmail.edutra.vn.

Name Servers

webmail.edutra.vn is delegated to three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.

At least part of the name servers for webmail.edutra.vn are shared with other domains, for instance noithatthienquy.com.vn, homesgroup.com.vn, chuyennhathinhvuonghaiphong.com.vn, simplex.io.vn and christal.vn.

Host names with two IP numbers:

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

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

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

Mail Servers

The mail server for webmail.edutra.vn is mail.edutra.vn.

webmail.edutra.vn shares the same mail server setup as other domains, for instance edutra.vn.

Host mail.edutra.vn points to IP 125.212.224.205.

webmail.edutra.vn - robtex.com