`htgiangsan.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2fd4^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:acad^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.212^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.173^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`fatima.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26bc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fatima.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2bc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fatima.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22bc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fatima.ns.cloudflare.com`
		A	108.162.194.188^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fatima.ns.cloudflare.com`
		A	162.159.38.188^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fatima.ns.cloudflare.com`
		A	172.64.34.188^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fatima.ns.cloudflare.com`
NS	`fred.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c171^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fred.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2171^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fred.ns.cloudflare.com`
		A	108.162.193.113^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
		A	172.64.33.113^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
		A	173.245.59.113^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.212, 172.67.172.173
		IPv6 hints	2606:4700:3031::6815:2fd4, 2606:4700:3031::ac43:acad
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=114, name=cloudflare-ech.com
SOA	`fatima.ns.cloudflare.com`dns@cloudflare.com serial=2401369030

`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=1778380701

⚠️ On DNS blocklist: tif

Subdomains

www.htgiangsan.com

Same first word

htgiangsan.com

DNS History

19 records (6 active, 13 former)

●NSfatima.ns.cloudflare.com2026-05-08 → 2026-05-10 · 3 obs

○ 2017-03-28 10:01:58
● 2026-05-08 10:25:32
● 2026-05-10 02:49:12

●NSfred.ns.cloudflare.com2026-05-08 → 2026-05-10 · 3 obs

○ 2017-03-28 10:01:58
● 2026-05-08 10:25:32
● 2026-05-10 02:49:12

○NSns1.dotvndns.vn2015-05-13 → 2017-03-28 · 6 obs

● 2015-05-13 21:28:24
● 2015-12-14 21:53:18
○ 2016-03-24 08:49:30
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○NSns2.dotvndns.vn2015-05-13 → 2017-03-28 · 4 obs

● 2015-05-13 21:28:24
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○NSnsbak.dotvndns.com2015-10-09 → 2017-03-28 · 5 obs

○ 2015-05-13 21:28:24
● 2015-10-09 04:05:46
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○MXalt1.aspmx.l.google.com2016-07-22 → 2017-03-28 · 5 obs

○ 2016-03-24 08:49:30
● 2016-07-22 16:04:48
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○MXalt2.aspmx.l.google.com2016-07-22 → 2017-03-28 · 5 obs

○ 2016-03-24 08:49:30
● 2016-07-22 16:04:48
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○MXalt3.aspmx.l.google.com2016-07-22 → 2017-03-28 · 5 obs

○ 2016-03-24 08:49:30
● 2016-07-22 16:04:48
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○MXalt4.aspmx.l.google.com2016-07-22 → 2017-03-28 · 5 obs

○ 2016-03-24 08:49:30
● 2016-07-22 16:04:48
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○MXaspmx.l.google.com2016-07-22 → 2017-03-28 · 5 obs

○ 2016-03-24 08:49:30
● 2016-07-22 16:04:48
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

○MXmail.htgiangsan.com2015-05-13 → 2016-03-24 · 4 obs

● 2015-05-13 21:28:24
● 2016-03-24 08:49:30
○ 2016-07-22 16:04:48
○ 2026-05-10 02:49:12

○A103.9.76.1172016-07-22 → 2017-03-28 · 5 obs

○ 2016-03-24 08:49:30
● 2016-07-22 16:04:48
● 2017-03-28 10:01:58
○ 2026-05-08 10:25:32
○ 2026-05-10 02:49:12

●A104.21.47.2122026-05-08 → 2026-05-10 · 3 obs

○ 2017-03-28 10:01:58
● 2026-05-08 10:25:32
● 2026-05-10 02:49:12

●A172.67.172.1732026-05-08 → 2026-05-10 · 3 obs

○ 2017-03-28 10:01:58
● 2026-05-08 10:25:32
● 2026-05-10 02:49:12

○A221.133.9.242015-10-09 → 2015-10-09 · 4 obs

○ 2015-05-13 21:28:24
● 2015-10-09 04:05:46
○ 2015-12-14 21:53:18
○ 2026-05-10 02:49:12

○A221.133.9.822015-05-13 → 2015-05-13 · 3 obs

● 2015-05-13 21:28:24
○ 2015-10-09 04:05:46
○ 2026-05-10 02:49:12

●A2606:4700:3031::6815:2fd42026-05-08 → 2026-05-10 · 3 obs

○ 2017-03-28 10:01:58
● 2026-05-08 10:25:32
● 2026-05-10 02:49:12

●A2606:4700:3031::ac43:acad2026-05-08 → 2026-05-10 · 3 obs

○ 2017-03-28 10:01:58
● 2026-05-08 10:25:32
● 2026-05-10 02:49:12

○A45.118.133.1752015-12-14 → 2016-03-24 · 5 obs

○ 2015-10-09 04:05:46
● 2015-12-14 21:53:18
● 2016-03-24 08:49:30
○ 2016-07-22 16:04:48
○ 2026-05-10 02:49:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
htgiangsan.com	fred.ns.cloudflare.com, fatima.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.188

NS records: fred.ns.cloudflare.com, fatima.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for htgiangsan.com (unsigned zone)

⏱️ Timing

Total: 107ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.172.173, 104.21.47.212`
AAAA	2	`2606:4700:3031::ac43:acad, 2606:4700:3031::6815:2fd4`
NS	2	`fatima.ns.cloudflare.com, fred.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`fatima.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (fred.ns.cloudflare.com, fred.ns.cloudflare.com, fred.ns.cloudflare.com...)

Analysis

Hierarchy

The parent of www.htgiangsan.com is htgiangsan.com.

IP Addresses

htgiangsan.com resolves to four IP numbers: 2606:4700:3031::6815:2fd4, 2606:4700:3031::ac43:acad, 104.21.47.212 and 172.67.172.173.

Other host names such as jjxcmall.com, www.x(0x736578)videos.org, diytelevision.net, discords.cx and d-sektionen.se share IPs with htgiangsan.com.

Name Servers

htgiangsan.com is delegated to two name servers: fatima.ns.cloudflare.com and fred.ns.cloudflare.com.

htgiangsan.com shares the same name server setup as (0x736578)vietnam11.com, amorvacui.org, visult.io, scible.io and qh88com.app.

htgiangsan.com at least partially shares name servers with other domains, for instance flownetworkframe.digital, taverthub.digital, animablestackio.click, home-bandaosports.com and lakoj.com.

These name servers are commonly used together with pedro.ns.cloudflare.com, aragorn.ns.cloudflare.com and erin.ns.cloudflare.com.

Host names with six IP numbers:

fatima.ns.cloudflare.com points to 2606:4700:50::a29f:26bc, 2803:f800:50::6ca2:c2bc, 2a06:98c1:50::ac40:22bc, 108.162.194.188, 162.159.38.188 and 172.64.34.188.

fred.ns.cloudflare.com points to 2606:4700:58::adf5:3b71, 2803:f800:50::6ca2:c171, 2a06:98c1:50::ac40:2171, 108.162.193.113, 172.64.33.113 and 173.245.59.113.

htgiangsan.com - robtex.com

htgiangsan.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`htgiangsan.com`

`com`