`mail.simsoviettel.vn`

DNSSEC	⚠️ Not signed
A	103.74.123.5^{🇻🇳 BKNS-AS-VN103.74.122.0/23 CNBKNS-VN}
		PTR	`sv123005.bkns.com.vn`

`simsoviettel.vn`

	DNSSEC	⚠️ Not signed
	A	103.74.123.5^{🇻🇳 BKNS-AS-VN103.74.122.0/23 CNBKNS-VN}
	NS	`ns1.bkdns.vn` ⭐
	NS	`ns2.bkdns.vn`
	NS	`ns3.bkdns.vn`
	MX	`mail.simsoviettel.vn` ⭐
	TXT	`v=spf1 include:_spf.bkns.com.vn ~all`
	TXT	`05rt21qfrzm2c3wk0wd00y2nzgcxvjg8`
	SOA	`ns1.bkdns.vn`hostmaster@simsoviettel.vn 2021-03-04 #12

MX for

simsoviettel.vn

Same first word

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DNS History

1 record (1 active, 0 former)

●A103.74.123.52026-04-25 → 2026-05-10 · 2 obs

● 2026-04-25 20:23:40
● 2026-05-10 00:15:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	16 records
simsoviettel.vn	ns1.bkdns.vn, ns2.bkdns.vn, ns3.bkdns.vn	3 records

✅ Authoritative Response

Server:103.74.123.250

NS records: ns1.bkdns.vn, ns2.bkdns.vn, ns3.bkdns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simsoviettel.vn (unsigned zone)

⏱️ Timing

Total: 1165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.74.123.5`

📌 Glue Records Collected

Total: 19

In-bailiwick: 16 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)

Out-of-bailiwick: 3 (ns1.bkdns.vn, ns2.bkdns.vn, ns3.bkdns.vn)

Analysis

Mail Server Role

mail.simsoviettel.vn handles mail for simsoviettel.vn.

IP Addresses

mail.simsoviettel.vn points to a single IP address: 103.74.123.5.

Other host names such as mail.noithatxeoto.net, acquyvungtautoantin.com, design3s.com, xedichvuminhtien24h.com.vn and www.galbibbq.vn share IPs with mail.simsoviettel.vn.

mail.simsoviettel.vn - robtex.com