`sangtn.com`

DNSSEC	⚠️ Not signed
A	45.252.249.15^{🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`mail.sangtn.com` ⭐
		A	45.252.249.15^{🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN}
TXT	`v=spf1 +mx +a +ip4:45.252.249.14 +include:azdigi-mailgateway.com include:2446...`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1766570998

`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=1778343891

Subdomains

vb.sangtn.com

Similar names

stanng.net

agnsnt.com

DNS History

6 records (4 active, 2 former)

●NSdns1.registrar-servers.com2026-05-09 → 2026-05-09 · 3 obs

○ 2017-08-09 18:52:36
● 2026-05-09 16:50:10
● 2026-05-09 16:50:12

●NSdns2.registrar-servers.com2026-05-09 → 2026-05-09 · 3 obs

○ 2017-08-09 18:52:36
● 2026-05-09 16:50:10
● 2026-05-09 16:50:12

○NSns13.xincache.com2015-07-06 → 2017-08-09 · 6 obs

● 2015-07-06 23:39:30
● 2016-04-21 08:19:00
○ 2016-12-14 19:26:54
● 2017-08-09 18:52:36
○ 2026-05-09 16:50:10
○ 2026-05-09 16:50:12

○NSns14.xincache.com2015-07-06 → 2017-08-09 · 4 obs

● 2015-07-06 23:39:30
● 2017-08-09 18:52:36
○ 2026-05-09 16:50:10
○ 2026-05-09 16:50:12

●MXmail.sangtn.com2026-05-09 → 2026-05-09 · 2 obs

● 2026-05-09 16:50:10
● 2026-05-09 16:50:12

●A45.252.249.152026-05-09 → 2026-05-09 · 2 obs

● 2026-05-09 16:50:10
● 2026-05-09 16:50:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
sangtn.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.132.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sangtn.com (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.252.249.15`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	1	`mail.sangtn.com (pri: 10)`
TXT	1	`v=spf1 +mx +a +ip4:45.252.249.14 +includ`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

Hierarchy

The parent of vb.sangtn.com is sangtn.com.

IP Addresses

sangtn.com points to IP number: 45.252.249.15.

Other host names such as dulichbienquynhon.net, bepcam.vn, hoangphatfood.vn, ciaoviet.com.vn and truongsonca.edu.vn share IPs with sangtn.com.

Name Servers

sangtn.com is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

sangtn.com shares the same name server setup as thecitizen.digital, cleanreturn.com, the-program.net, etwpt1.com and reliable-safety.com.

sangtn.com at least partially shares name servers with other domains, for instance trentonbrooks.com, obdcodes.net, buyonge.com, schoogles.com and jshimada.com.

These name servers are commonly used together with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers: dns1.registrar-servers.com points to: 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to: 2610:a1:1025::200 and 156.154.133.200.

Mail Servers

sangtn.com is handled by a single mail server, mail.sangtn.com.

mail.sangtn.com points to a single IP: 45.252.249.15.

sangtn.com - robtex.com

sangtn.com

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