`vietduc.marketing`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:588d^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:b50a^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.141^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.181.10^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`david.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b98^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c198^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`david.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2198^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`david.ns.cloudflare.com`
		A	108.162.193.152^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	172.64.33.152^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	173.245.59.152^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
NS	`lila.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aba^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ba^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lila.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ba^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lila.ns.cloudflare.com`
		A	108.162.192.186^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	172.64.32.186^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	173.245.58.186^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
MX	`mx1.larksuite.com` ⭐
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.larksuite.com`⁽⁵⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx3.larksuite.com`⁽¹⁰⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.223^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.230.154^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`google-site-verification=8kA77KIXE3LFSZCeqVYQaIb34CP0bmBcoJ5gWmGlnQY`
TXT	`v=spf1 +include:spf.onlarksuite.com -all`
TXT	`verification-code-site-App_lark=GYFHqGXS6CeguFlLX8nf`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.88.141, 172.67.181.10
		IPv6 hints	2606:4700:3034::6815:588d, 2606:4700:3034::ac43:b50a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=0, name=cloudflare-ech.com
SOA	`david.ns.cloudflare.com`dns@cloudflare.com serial=2399581045

`marketing`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.marketing` ⭐
	NS	`v0n1.nic.marketing`
	NS	`v0n2.nic.marketing`
	NS	`v0n3.nic.marketing`
	NS	`v2n0.nic.marketing`
	NS	`v2n1.nic.marketing`
	SOA	`v0n0.nic.marketing`hostmaster@donuts.email serial=1777095255

Same first word

vietduc.vn

vietduc.org

vietduc.marketing

vietduc.com.vn

vietduc.co.nz

Similar names

ducviet.vn

cutevid.com

eductiv.se

tvciedu.com

ductive.com

divutec.gw

eductiv.com

ducviet.eu

ducviet.net

ducviet.com

victedu.com

civtedu.com

civtedu.org

DNS History

9 records (9 active, 0 former)

●NSdavid.ns.cloudflare.com2026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●NSlila.ns.cloudflare.com2026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●MXmx1.larksuite.com2026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●MXmx2.larksuite.com2026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●MXmx3.larksuite.com2026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●A104.21.88.1412026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●A172.67.181.102026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●A2606:4700:3034::6815:588d2026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

●A2606:4700:3034::ac43:b50a2026-02-15 → 2026-04-25 · 2 obs

● 2026-02-15 14:10:30
● 2026-04-25 05:58:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
marketing	v0n1.nic.marketing, v2n1.nic.marketing, v0n3.nic.marketing, v0n0.nic.marketing...	12 records
vietduc.marketing	lila.ns.cloudflare.com, david.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.152

NS records: lila.ns.cloudflare.com, david.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vietduc.marketing (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.88.141, 172.67.181.10`
AAAA	2	`2606:4700:3034::ac43:b50a, 2606:4700:3034::6815:588d`
NS	2	`david.ns.cloudflare.com, lila.ns.cloudflare.com`
MX	3	`mx1.larksuite.com (pri: 1), mx3.larksuite.com (pri: 10)...`
TXT	3	`google-site-verification=8kA77KIXE3LFSZC, v=spf1 +include:spf.onlarksuite.com -all...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`david.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n1.nic.marketing, v0n1.nic.marketing, v2n1.nic.marketing...)

Analysis

IP Addresses

vietduc.marketing resolves to four IP numbers: 2606:4700:3034::6815:588d, 2606:4700:3034::ac43:b50a, 104.21.88.141 and 172.67.181.10.

Other host names such as nemrod.fr, solarcasinospace.com, ejtjventures.com, openbuildspartstore.com and mercimunich.de share IPs with vietduc.marketing.

Name Servers

vietduc.marketing is delegated to two name servers: david.ns.cloudflare.com and lila.ns.cloudflare.com.

vietduc.marketing shares the same name server setup as mapleheightsohio.gov, steamedukacija.me, esel.com, freshmen.studio and nutritiousmovement.com.

vietduc.marketing at least partially shares name servers with other domains, for instance creativeskills.be, a914a812ea90.com, 301.lt, mpo666play.top and finbar.co.

These name servers are commonly used together with sam.ns.cloudflare.com, keira.ns.cloudflare.com and alexis.ns.cloudflare.com.

Host names with six IP numbers:

david.ns.cloudflare.com points to 2606:4700:58::adf5:3b98, 2803:f800:50::6ca2:c198, 2a06:98c1:50::ac40:2198, 108.162.193.152, 172.64.33.152 and 173.245.59.152.

lila.ns.cloudflare.com points to 2606:4700:50::adf5:3aba, 2803:f800:50::6ca2:c0ba, 2a06:98c1:50::ac40:20ba, 108.162.192.186, 172.64.32.186 and 173.245.58.186.

Mail Servers

Three mail servers handle vietduc.marketing: mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.

vietduc.marketing shares at least partially some mail servers with other domains, including smart-durak.com, sr-mobile.com, bereketinvestment.com, kinfi.com and iseny.cn.

Host names with three IP numbers:

mx3.larksuite.com points to: 18.139.153.173, 101.126.58.223 and 122.14.230.154.

Host names with one IP number:

mx1.larksuite.com points to: 18.139.153.173.

mx2.larksuite.com points to: 18.139.153.173.

Host names that point to 18.139.153.173: mx3.larksuite.com, mx1.larksuite.com and mx2.larksuite.com.

vietduc.marketing - robtex.com