`dtxco.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:5378^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:afd2^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.120^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.175.210^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexandra.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:261e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexandra.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexandra.ns.cloudflare.com`
		A	108.162.194.30^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
		A	162.159.38.30^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
		A	172.64.34.30^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexandra.ns.cloudflare.com`
NS	`clark.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c157^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2157^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clark.ns.cloudflare.com`
		A	108.162.193.87^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	172.64.33.87^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	173.245.59.87^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		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`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 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::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
TXT	`MS=ms42664458`
TXT	`google-site-verification=V0-GhVURo_n8gPzbwXk6tQ6ivEGyPvFLzPsv5sDU--0`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.120, 172.67.175.210
		IPv6 hints	2606:4700:3037::6815:5378, 2606:4700:3037::ac43:afd2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=108, name=cloudflare-ech.com
SOA	`alexandra.ns.cloudflare.com`dns@cloudflare.com serial=2402912502

`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=2030754735

Subdomains

cfs.dtxco.vn

Same first word

dtxco.com

dtxco.vn

Similar names

doxtc.com

tcodx.org

cdtxo.com

cdtox.com

ctdox.com

xtdoc.com

xtdco.com

dotcx.com

tdocx.com

dtocx.com

ctodx.com

txcod.com

doctx.com

docxt.com

txdoc.com

ocdtx.com

xtdco.com.au

tdcox.com

tdocx.tk

dtcox.com

tcodx.com

xcdot.com

DNS History

11 records (11 active, 0 former)

●NSalexandra.ns.cloudflare.com2026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●NSclark.ns.cloudflare.com2026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●MXalt1.aspmx.l.google.com2026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●MXalt2.aspmx.l.google.com2026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●MXalt3.aspmx.l.google.com2026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●MXalt4.aspmx.l.google.com2026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●MXaspmx.l.google.com2026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●A104.21.83.1202026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●A172.67.175.2102026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●A2606:4700:3037::6815:53782026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

●A2606:4700:3037::ac43:afd22026-05-08 → 2026-05-10 · 2 obs

● 2026-05-08 09:24:26
● 2026-05-10 15:59:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
dtxco.vn	clark.ns.cloudflare.com, alexandra.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.87

NS records: clark.ns.cloudflare.com, alexandra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dtxco.vn (unsigned zone)

⏱️ Timing

Total: 1395ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.175.210, 104.21.83.120`
AAAA	2	`2606:4700:3037::6815:5378, 2606:4700:3037::ac43:afd2`
NS	2	`alexandra.ns.cloudflare.com, clark.ns.cloudflare.com`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT3.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	3	`MS=ms42664458, google-site-verification=V0-GhVURo_n8gPz...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexandra.ns.cloudflare.com dns.cloudfla`

Analysis

Hierarchy

The parent of cfs.dtxco.vn is dtxco.vn.

IP Addresses

dtxco.vn maps to four IP numbers: 2606:4700:3037::6815:5378, 2606:4700:3037::ac43:afd2, 104.21.83.120 and 172.67.175.210.

other host names include crossup.de, verify-ledger.com, atpu.ru, grosman.photography and hengxingcn.com; they share IP numbers with dtxco.vn.

Name Servers

Two name servers alexandra.ns.cloudflare.com and clark.ns.cloudflare.com handle the delegation for dtxco.vn.

dtxco.vn shares the same name server setup as other domains, for instance viasylnovaos.com, florentaryo.com, usacialis20mg.com, tyvolunteers.com and givontaler.com.

dtxco.vn at least partially shares name servers with other domains, for instance yikuaipay.com, freebiesbug.com, cubsee.com, huan2789.cc and kb788.cc.