`pvdtraining.com.vn`

DNSSEC	⚠️ Not signed
A	14.224.190.72^{🇻🇳 VTN-114.224.176.0/20 VNPT}
		PTR	`static.vnpt.vn`
NS	`amalia.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:265e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c25e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amalia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:225e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amalia.ns.cloudflare.com`
		A	108.162.194.94^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	162.159.38.94^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
		A	172.64.34.94^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amalia.ns.cloudflare.com`
NS	`nash.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nash.ns.cloudflare.com`
		A	108.162.193.209^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	172.64.33.209^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	173.245.59.209^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
MX	`pvdtraining-com-vn.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`MS=8220DA5CA53C4425CFF58444CC42933BF171B194`
TXT	`MS=ms11281224`
TXT	`google-site-verification=GYuQnnM1rXMTrUYBYhlCOkWWVlsbj1u0faz2el9ytSc`
TXT	`v=spf1 a mx include:_spf.inet.vn include:spf.protection.outlook.com ~all`
SOA	`amalia.ns.cloudflare.com`dns@cloudflare.com serial=2402275829

`com.vn`

	DNSSEC	⚠️ Not signed
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`b.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`c.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`d.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`e.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`f.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`g.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`h.dns-servers.vn` ⚠️ Not in parent delegation
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2022708907

Previously MX for

pvdtraining.com.vn

Subdomains

elearning.pvdtraining.com.vn

Same first word

pvdtraining.com.vn

DNS History

17 records (4 active, 13 former)

●NSamalia.ns.cloudflare.com2026-05-01 → 2026-05-11 · 3 obs

○ 2017-03-27 05:25:28
● 2026-05-01 09:44:14
● 2026-05-11 03:31:04

●NSnash.ns.cloudflare.com2026-05-01 → 2026-05-11 · 3 obs

○ 2017-03-27 05:25:28
● 2026-05-01 09:44:14
● 2026-05-11 03:31:04

○NSns1.cadao.net2015-05-16 → 2015-05-16 · 3 obs

● 2015-05-16 23:33:56
○ 2015-10-12 01:39:54
○ 2026-05-11 03:31:04

○NSns2.cadao.net2015-05-16 → 2015-05-16 · 3 obs

● 2015-05-16 23:33:56
○ 2015-10-12 01:39:54
○ 2026-05-11 03:31:04

○NSrick.ns.cloudflare.com2015-10-12 → 2017-03-27 · 5 obs

○ 2015-05-16 23:33:56
● 2015-10-12 01:39:54
● 2017-03-27 05:25:28
○ 2026-05-01 09:44:14
○ 2026-05-11 03:31:04

○NSsara.ns.cloudflare.com2015-10-12 → 2017-03-27 · 5 obs

○ 2015-05-16 23:33:56
● 2015-10-12 01:39:54
● 2017-03-27 05:25:28
○ 2026-05-01 09:44:14
○ 2026-05-11 03:31:04

○MXmx.yandex.net2015-10-12 → 2017-03-27 · 5 obs

○ 2015-05-16 23:33:56
● 2015-10-12 01:39:54
● 2017-03-27 05:25:28
○ 2026-05-01 09:44:14
○ 2026-05-11 03:31:04

●MXpvdtraining-com-vn.mail.protection.outlook.com2026-05-01 → 2026-05-11 · 3 obs

○ 2017-03-27 05:25:28
● 2026-05-01 09:44:14
● 2026-05-11 03:31:04

○MXpvdtraining.com.vn2015-05-16 → 2015-05-16 · 3 obs

● 2015-05-16 23:33:56
○ 2015-10-12 01:39:54
○ 2026-05-11 03:31:04

○A103.74.119.52017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-10 14:55:32
● 2017-03-27 05:25:28
○ 2026-05-01 09:44:14
○ 2026-05-11 03:31:04

○A104.24.104.2012015-10-12 → 2016-03-19 · 5 obs

○ 2015-05-16 23:33:56
● 2015-10-12 01:39:54
● 2016-03-19 23:21:12
○ 2016-07-10 14:55:32
○ 2026-05-11 03:31:04

○A104.24.105.2012015-10-12 → 2016-03-19 · 5 obs

○ 2015-05-16 23:33:56
● 2015-10-12 01:39:54
● 2016-03-19 23:21:12
○ 2016-07-10 14:55:32
○ 2026-05-11 03:31:04

○A115.84.182.1732015-05-16 → 2015-05-16 · 3 obs

● 2015-05-16 23:33:56
○ 2015-10-12 01:39:54
○ 2026-05-11 03:31:04

●A14.224.190.722026-05-01 → 2026-05-11 · 3 obs

○ 2017-03-27 05:25:28
● 2026-05-01 09:44:14
● 2026-05-11 03:31:04

○A222.255.239.1002016-07-10 → 2016-07-10 · 4 obs

○ 2016-03-19 23:21:12
● 2016-07-10 14:55:32
○ 2017-03-27 05:25:28
○ 2026-05-11 03:31:04

○A2400:cb00:2048:1::6818:68c92015-10-12 → 2016-03-19 · 5 obs

○ 2015-05-16 23:33:56
● 2015-10-12 01:39:54
● 2016-03-19 23:21:12
○ 2016-07-10 14:55:32
○ 2026-05-11 03:31:04

○A2400:cb00:2048:1::6818:69c92015-10-12 → 2016-03-19 · 5 obs

○ 2015-05-16 23:33:56
● 2015-10-12 01:39:54
● 2016-03-19 23:21:12
○ 2016-07-10 14:55:32
○ 2026-05-11 03:31:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	h.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...	-
pvdtraining.com.vn	nash.ns.cloudflare.com, amalia.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.209

NS records: nash.ns.cloudflare.com, amalia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pvdtraining.com.vn (unsigned zone)

⏱️ Timing

Total: 1198ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`14.224.190.72`
NS	2	`amalia.ns.cloudflare.com, nash.ns.cloudflare.com`
MX	1	`pvdtraining-com-vn.mail.protection.outlo`
TXT	4	`MS=8220DA5CA53C4425CFF58444CC42933BF171B, MS=ms11281224...`
SOA	1	`amalia.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

The parent of elearning.pvdtraining.com.vn is pvdtraining.com.vn.

IP Addresses

pvdtraining.com.vn points to a single IP number: 14.224.190.72.

Other host names, for instance www.truonglaixeoto.com.vn, ftp.gaophuyen.vn, mail.locnuocasia.vn, sepa.org.vn and mail.khodienmay.com share IP numbers with pvdtraining.com.vn.

Name Servers

pvdtraining.com.vn is delegated to two name servers: amalia.ns.cloudflare.com and nash.ns.cloudflare.com.

pvdtraining.com.vn uses the same name server setup as other domains, for instance protectma.com, seedsofhealth.co.uk, ashleykingsley.com, fly2sky.net and cosophe.org.

pvdtraining.com.vn shares name servers with other domains at least partially, for instance muddycolors.com, 9611n.com, opusdental.se, hz-qs.com and virgohelmets.com.

these name servers are often used with donna.ns.cloudflare.com, aspen.ns.cloudflare.com and reese.ns.cloudflare.com.

Host names with six IP numbers: amalia.ns.cloudflare.com points to 2606:4700:50::a29f:265e, 2803:f800:50::6ca2:c25e, 2a06:98c1:50::ac40:225e, 108.162.194.94, 162.159.38.94 and 172.64.34.94; nash.ns.cloudflare.com points to 2606:4700:58::adf5:3bd1, 2803:f800:50::6ca2:c1d1, 2a06:98c1:50::ac40:21d1, 108.162.193.209, 172.64.33.209 and 173.245.59.209.

Mail Servers

The mail server for pvdtraining.com.vn is pvdtraining-com-vn.mail.protection.outlook.com.

The host name pvdtraining-com-vn.mail.protection.outlook.com resolves to six IPs: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.

pvdtraining.com.vn - robtex.com