`hntech.com.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:53cd^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:b54c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.205^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.181.76^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`stevie.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:266a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stevie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stevie.ns.cloudflare.com`
		A	108.162.194.106^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	162.159.38.106^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	172.64.34.106^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
NS	`theo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c190^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`theo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2190^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`theo.ns.cloudflare.com`
		A	108.162.193.144^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	172.64.33.144^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	173.245.59.144^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.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:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=7RR6jcAk6QnZPLRnG3UT773eJg129XUIUYAAREzLMDs`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.205, 172.67.181.76
		IPv6 hints	2606:4700:3033::6815:53cd, 2606:4700:3033::ac43:b54c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com
SOA	`stevie.ns.cloudflare.com`dns@cloudflare.com serial=2406226916

`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=2022790570

Same first word

hntech.net

hntech.com.vn

hntech.kr

hntech.ru

hntech.com.my

Similar names

nhtech.cn

thenhc.org

nhtech.se

hchnet.org

htchen.github.io

thehcn.com

thechn.net

chenht.com

hchnet.net

thecnh.com

hchnet.nl

chhent.com

hchnet.co.uk

thenhc.com

hchent.com

technh.com

nhtech.ru

nhtech.ac.th

chhnet.com

ntechh.com

hchnet.com

thehcn.net

thehcn.org

chhnet.net

DNS History

20 records (11 active, 9 former)

○NSdns15.fpt.vn2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 04:24:26
○ 2018-08-19 00:40:44
○ 2026-07-05 03:57:36

○NSdns16.fpt.vn2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 04:24:26
○ 2018-08-19 00:40:44
○ 2026-07-05 03:57:36

○NSns1.dns.net.vn2018-08-19 → 2018-08-19 · 4 obs

○ 2017-01-02 04:24:26
● 2018-08-19 00:40:44
○ 2026-05-16 09:13:50
○ 2026-07-05 03:57:36

○NSns2.dns.net.vn2018-08-19 → 2018-08-19 · 4 obs

○ 2017-01-02 04:24:26
● 2018-08-19 00:40:44
○ 2026-05-16 09:13:50
○ 2026-07-05 03:57:36

●NSstevie.ns.cloudflare.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

●NStheo.ns.cloudflare.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

●MXalt1.aspmx.l.google.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

●MXalt2.aspmx.l.google.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

●MXalt3.aspmx.l.google.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

●MXalt4.aspmx.l.google.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

●MXaspmx.l.google.com2026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

○MXmail.hntech.com.vn2017-01-02 → 2018-08-19 · 4 obs

● 2017-01-02 04:24:26
● 2018-08-19 00:40:44
○ 2026-05-16 09:13:50
○ 2026-07-05 03:57:36

●A104.21.83.2052026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

○A118.69.193.2212017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 04:24:26
○ 2018-08-19 00:40:44
○ 2026-07-05 03:57:36

○A123.30.110.862018-08-19 → 2018-08-19 · 4 obs

○ 2017-01-02 04:24:26
● 2018-08-19 00:40:44
○ 2026-05-16 09:13:50
○ 2026-07-05 03:57:36

●A172.67.181.762026-05-16 → 2026-07-05 · 3 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-07-05 03:57:36

●A2606:4700:3033::6815:53cd2026-07-04 → 2026-07-05 · 3 obs

○ 2026-06-01 21:31:18
● 2026-07-04 17:11:16
● 2026-07-05 03:57:36

●A2606:4700:3033::ac43:b54c2026-07-04 → 2026-07-05 · 3 obs

○ 2026-06-01 21:31:18
● 2026-07-04 17:11:16
● 2026-07-05 03:57:36

○A2606:4700:3036::ac43:b54c2026-05-16 → 2026-06-01 · 5 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-06-01 21:31:18
○ 2026-07-04 17:11:16
○ 2026-07-05 03:57:36

○A2606:4700:3037::6815:53cd2026-05-16 → 2026-06-01 · 5 obs

○ 2018-08-19 00:40:44
● 2026-05-16 09:13:50
● 2026-06-01 21:31:18
○ 2026-07-04 17:11:16
○ 2026-07-05 03:57:36

🔍 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
hntech.com.vn	theo.ns.cloudflare.com, stevie.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.144

NS records: theo.ns.cloudflare.com, stevie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1015ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.205, 172.67.181.76`
AAAA	2	`2606:4700:3033::ac43:b54c, 2606:4700:3033::6815:53cd`
NS	2	`stevie.ns.cloudflare.com, theo.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=7RR6jcAk6QnZPLR, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`stevie.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 16

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

Analysis

IP Addresses

hntech.com.vn has four IP addresses: 104.21.83.205, 172.67.181.76, 2606:4700:3033::6815:53cd and 2606:4700:3033::ac43:b54c.

alakseer.com, 3i5i.com, top10galeri.com and two other host names share IP numbers with hntech.com.vn.

Name Servers

The NS records for hntech.com.vn delegate to stevie.ns.cloudflare.com and theo.ns.cloudflare.com.

hntech.com.vn uses the same name servers as several other domains — among them sadeyazilim.com, blenderworkspace.com, mcopilot.cloud and two more.

hntech.com.vn has at least partial name server overlap with other domains, such as ecwin888.com, nawoomt.com, jizhong.plus and two others.

It is common to find these name servers alongside the name servers kaiser.ns.cloudflare.com, galilea.ns.cloudflare.com, gwen.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

stevie.ns.cloudflare.com maps to 108.162.194.106, 162.159.38.106, 172.64.34.106 and 3 additional IP addresses.

theo.ns.cloudflare.com maps to 108.162.193.144, 172.64.33.144, 173.245.59.144 and 3 additional IP addresses.

Mail Servers

Mail for hntech.com.vn is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

hntech.com.vn has at least partial mail server overlap with other domains such as hottelecom.net, ns500742.ns500671.ns500731.ns500742.ns500742.ns500704.ns500742.ns500742.ns500291.ns500649.ns500671.ns500649.lustychickser.com, ns500754.ns500731.ns500731.ns500754.ns500666.ns500291.ns500131.lustychickser.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

The A records for aspmx.l.google.com return 172.253.122.26 and 2607:f8b0:4004:c17::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.

hntech.com.vn - robtex.com

hntech.com.vn

com.vn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`hntech.com.vn`

`com.vn`