`ptgsource.vn`

DNSSEC	🔒 Signed (DS record present)
A	103.160.5.27^{🇻🇳 CSDGROUP-AS-VN103.160.4.0/23 CSDGROUP-VN}
NS	`dnssec1.pavietnam.vn` ⭐
		A	2406:9c80::9000:202^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
		A	112.213.82.186^{🇻🇳 SUPERDATA112.213.82.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`dnssec1.dotvndns.vn`
NS	`dnssec2.pavietnam.vn`
		A	2406:9c80::9000:d202^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
		A	222.255.121.214^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`dnssec2.dotvndns.vn`
NS	`dnssecbak.pavietnam.net`
		A	2406:9c80::9000:d203^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
		A	203.162.78.50^{🇻🇳 VDC203.162.78.0/24 VNPT}
			PTR	`ci78-50.netnam.vn`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4023:c03::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dy-in-f26.1e100.net`
		A	2607:f8b0:4023:c03::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dy-in-f27.1e100.net`
		A	2607:f8b0:4023:c06::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dz-in-f26.1e100.net`
		A	2607:f8b0:4023:c06::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dz-in-f27.1e100.net`
		A	74.125.137.26^{🇺🇸 Google74.125.137.0/24}
			PTR	`dy-in-f26.1e100.net`
		A	74.125.137.27^{🇺🇸 Google74.125.137.0/24}
			PTR	`dy-in-f27.1e100.net`
		A	142.250.101.26^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f26.1e100.net`
		A	142.250.101.27^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f27.1e100.net`
		A	142.250.141.26^{🇺🇸 Google142.250.141.0/24}
			PTR	`dd-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:3003::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f27.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
MX	`y5phq73rpe2fas5f4huwpjqw7lxgdfzpyyqrkwb6etdqcyzxypeq.mx-verification.google.com`⁽¹⁵⁾
SOA	`dnssec1.pavietnam.vn`hostmaster@ptgsource.vn 2026-04-02 #1

`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=2030759239

Subdomains

www.ptgsource.vn

Same first word

ptgsource.vn

Similar names

scetgroup.com

etcsgroup.com

tsecgroup.com

sectgroup.com

cestgroup.com

corpguest.com

groupesct.com

guestcorp.com

ectsgroup.com

tpgsource.com

stecgroup.com

tecgroups.com

tecsgroup.com

gptcourse.xyz

DNS History

11 records (11 active, 0 former)

●NSdnssec1.pavietnam.vn2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●NSdnssec2.pavietnam.vn2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●NSdnssecbak.pavietnam.net2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●MXaspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●MXsmtp.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●MXy5phq73rpe2fas5f4huwpjqw7lxgdfzpyyqrkwb6etdqcyzxypeq.mx-verification.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

●A103.160.5.272026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 13:47:48
● 2026-05-11 11:24:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
ptgsource.vn	dnssec1.pavietnam.vn, dnssec2.pavietnam.vn, dnssecbak.pavietnam.net	-

✅ Authoritative Response

Server:112.213.82.186

NS records: dnssec1.pavietnam.vn, dnssec2.pavietnam.vn, dnssecbak.pavietnam.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 3342ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.160.5.27`
NS	3	`dnssec1.pavietnam.vn, dnssecbak.pavietnam.net...`
MX	7	`alt3.aspmx.l.google.com (pri: 10), aspmx.l.google.com (pri: 1)...`
SOA	1	`dnssec1.pavietnam.vn hostmaster.ptgsourc`

Analysis

Hierarchy

ptgsource.vn is the parent of www.ptgsource.vn.

IP Addresses

ptgsource.vn resolves to a single IP address: 103.160.5.27.

Other host names including www.ptgsource.vn, www.sanvere.com, easybooking.vn, timvere.com and mail211.khoiviet.net share IP numbers with ptgsource.vn.

Name Servers

ptgsource.vn is delegated to three name servers: dnssecbak.pavietnam.net, dnssec1.pavietnam.vn and dnssec2.pavietnam.vn.

ptgsource.vn at least partially shares name servers with other domains, including vnptdanang.org, pc-controls.com, 4thitek.vn, gs25.com.vn and aichat247.vn.