`vtltech.com.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:45^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:e00e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.69^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.224.14^{🇺🇸 Cloudflare172.67.224.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adele.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:269c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adele.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c29c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adele.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:229c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adele.ns.cloudflare.com`
		A	108.162.194.156^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adele.ns.cloudflare.com`
		A	162.159.38.156^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adele.ns.cloudflare.com`
		A	172.64.34.156^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adele.ns.cloudflare.com`
NS	`leonard.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c336^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leonard.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2336^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leonard.ns.cloudflare.com`
		A	108.162.195.54^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	162.159.44.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	172.64.35.54^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
MX	`vtltech-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	`google-site-verification=dPRqCAtxiecGN48yzX38hkc_O1vKlLw6TbJRwkUdcww`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.0.69, 172.67.224.14
		IPv6 hints	2606:4700:3030::6815:45, 2606:4700:3030::ac43:e00e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOA	`adele.ns.cloudflare.com`dns@cloudflare.com serial=2411138991

`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=2022837555

Subdomains

intranet.vtltech.com.vn

erpnext.vtltech.com.vn

www.vtltech.com.vn

n.vtltech.com.vn

Same first word

vtltech.com.vn

Similar names

tlvtech.io

thetvlc.com

DNS History

22 records (7 active, 15 former)

○NS112.213.89.32017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○NS222.255.121.2472017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

●NSadele.ns.cloudflare.com2026-07-02 → 2026-08-05 · 3 obs

○ 2026-05-12 18:39:22
● 2026-07-02 22:25:06
● 2026-08-05 19:24:40

○NSdnsbak.pavietnam.vn2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

●NSleonard.ns.cloudflare.com2026-07-02 → 2026-08-05 · 3 obs

○ 2026-05-12 18:39:22
● 2026-07-02 22:25:06
● 2026-08-05 19:24:40

○NSns1.pavietnam.vn2017-01-02 → 2026-05-12 · 4 obs

● 2017-01-02 05:03:16
● 2026-05-12 18:39:22
○ 2026-07-02 22:25:06
○ 2026-08-05 19:24:40

○NSns2.pavietnam.vn2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○NSnsbak.pavietnam.net2026-05-01 → 2026-05-12 · 5 obs

○ 2017-01-02 05:03:16
● 2026-05-01 11:05:18
● 2026-05-12 18:39:22
○ 2026-07-02 22:25:06
○ 2026-08-05 19:24:40

○MXalt1.aspmx.l.google.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○MXalt2.aspmx.l.google.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○MXaspmx.l.google.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○MXaspmx2.googlemail.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○MXaspmx3.googlemail.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○MXaspmx4.googlemail.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

○MXaspmx5.googlemail.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

●MXvtltech-com-vn.mail.protection.outlook.com2026-05-01 → 2026-08-05 · 3 obs

○ 2017-01-02 05:03:16
● 2026-05-01 11:05:18
● 2026-08-05 19:24:40

●A104.21.0.692026-07-02 → 2026-08-05 · 3 obs

○ 2026-05-12 18:39:22
● 2026-07-02 22:25:06
● 2026-08-05 19:24:40

○A116.193.76.112026-05-01 → 2026-05-12 · 5 obs

○ 2017-01-02 05:03:16
● 2026-05-01 11:05:18
● 2026-05-12 18:39:22
○ 2026-07-02 22:25:06
○ 2026-08-05 19:24:40

○A123.30.130.1902017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 05:03:16
○ 2026-05-01 11:05:18
○ 2026-08-05 19:24:40

●A172.67.224.142026-07-02 → 2026-08-05 · 3 obs

○ 2026-05-12 18:39:22
● 2026-07-02 22:25:06
● 2026-08-05 19:24:40

●A2606:4700:3030::6815:452026-07-02 → 2026-08-05 · 3 obs

○ 2026-05-12 18:39:22
● 2026-07-02 22:25:06
● 2026-08-05 19:24:40

●A2606:4700:3030::ac43:e00e2026-07-02 → 2026-08-05 · 3 obs

○ 2026-05-12 18:39:22
● 2026-07-02 22:25:06
● 2026-08-05 19:24:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	16 records
vtltech.com.vn	adele.ns.cloudflare.com, leonard.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.54

NS records: adele.ns.cloudflare.com, leonard.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 985ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.224.14, 104.21.0.69`
AAAA	2	`2606:4700:3030::ac43:e00e, 2606:4700:3030::6815:45`
NS	2	`adele.ns.cloudflare.com, leonard.ns.cloudflare.com`
MX	1	`vtltech-com-vn.mail.protection.outlook.c`
TXT	2	`google-site-verification=dPRqCAtxiecGN48, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`adele.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 16

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

Analysis

Hierarchy

intranet.vtltech.com.vn, erpnext.vtltech.com.vn, www.vtltech.com.vn and n.vtltech.com.vn are all subdomains of vtltech.com.vn.

IP Addresses

vtltech.com.vn points to the four IP addresses 104.21.0.69, 172.67.224.14, 2606:4700:3030::6815:45 and 2606:4700:3030::ac43:e00e.

Among the host names that share IP numbers with vtltech.com.vn are nishikoori.jp, greenkitchencabinets.com, dee97.live and two others.

Name Servers

Two name servers handle the delegation for vtltech.com.vn: adele.ns.cloudflare.com and leonard.ns.cloudflare.com.

vtltech.com.vn has the same name server delegation as a number of other domains, such as glavclub.com, ultimatewildcat.com, bjorn.ca and two more.

The name servers of vtltech.com.vn overlap at least partially with those of other domains — among them just-pilot.com, 6866a.com, nuguyo.com and two more.

These name servers are routinely co-deployed with the name servers ian.ns.cloudflare.com, susan.ns.cloudflare.com, carol.ns.cloudflare.com and two others.

Host names resolving to 6 IP numbers:

adele.ns.cloudflare.com resolves to 108.162.194.156, 162.159.38.156 and 172.64.34.156 among others, with 3 other IP addresses in total.

leonard.ns.cloudflare.com resolves to 108.162.195.54, 162.159.44.54 and 172.64.35.54 among others, with 3 other IP addresses in total.

Mail Servers

vtltech.com.vn routes its mail through a single mail server, vtltech-com-vn.mail.protection.outlook.com.

vtltech-com-vn.mail.protection.outlook.com directs to 6 IP numbers, including 52.101.124.117, 52.101.137.0 and 52.101.157.80, along with 3 other.

vtltech.com.vn - robtex.com

vtltech.com.vn

com.vn

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`vtltech.com.vn`

`com.vn`