`duongho.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2486^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:c2a9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.134^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.194.169^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cleo.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b59^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c159^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cleo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2159^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cleo.ns.cloudflare.com`
		A	108.162.193.89^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	172.64.33.89^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	173.245.59.89^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
NS	`donna.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c097^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`donna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2097^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`donna.ns.cloudflare.com`
		A	108.162.192.151^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	172.64.32.151^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	173.245.58.151^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.36.134, 172.67.194.169
		IPv6 hints	2606:4700:3031::6815:2486, 2606:4700:3033::ac43:c2a9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=198, name=cloudflare-ech.com
SOA	`cleo.ns.cloudflare.com`dns@cloudflare.com serial=2400587432

`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=1777080886

Same first word

duongho.com

Similar names

hongdou.net

houndog.com

huodong.ac.cn

duohong.com

donghou.com

houdong.cn

nodough.com

hoduong.vn

houdong.net

hongdou.com

houdong.com

hongduo.net

hongdou.com.cn

hongdou.org

hundogo.com

donhugo.net

houndog.net

doughno.com

gohound.com

hongdou.fun

douhong.com

huodong.de

huongdo.com

huodong.ltd

DNS History

17 records (6 active, 11 former)

●NScleo.ns.cloudflare.com2026-04-23 → 2026-04-25 · 3 obs

○ 2026-03-30 00:46:28
● 2026-04-23 14:56:28
● 2026-04-25 01:56:12

●NSdonna.ns.cloudflare.com2026-04-23 → 2026-04-25 · 3 obs

○ 2026-03-30 00:46:28
● 2026-04-23 14:56:28
● 2026-04-25 01:56:12

○NSns1.dotvndns.vn2015-08-06 → 2016-11-27 · 6 obs

● 2015-08-06 00:36:18
● 2015-12-28 01:34:02
○ 2016-03-30 06:18:28
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○NSns2.dotvndns.vn2015-08-06 → 2016-11-27 · 4 obs

● 2015-08-06 00:36:18
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○NSnsbak.dotvndns.com2015-08-06 → 2016-11-27 · 4 obs

● 2015-08-06 00:36:18
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○MXalt1.aspmx.l.google.com2015-08-06 → 2016-11-27 · 4 obs

● 2015-08-06 00:36:18
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○MXalt2.aspmx.l.google.com2015-08-06 → 2016-11-27 · 4 obs

● 2015-08-06 00:36:18
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○MXaspmx.l.google.com2015-08-06 → 2016-11-27 · 4 obs

● 2015-08-06 00:36:18
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○MXaspmx2.googlemail.com2015-08-06 → 2016-11-27 · 4 obs

● 2015-08-06 00:36:18
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○MXaspmx3.googlemail.com2015-08-06 → 2016-11-27 · 4 obs

● 2015-08-06 00:36:18
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

●A104.21.36.1342026-04-23 → 2026-04-25 · 3 obs

○ 2026-03-30 00:46:28
● 2026-04-23 14:56:28
● 2026-04-25 01:56:12

○A112.213.89.172016-11-27 → 2016-11-27 · 4 obs

○ 2016-03-30 06:18:28
● 2016-11-27 13:41:24
○ 2026-03-30 00:46:28
○ 2026-04-25 01:56:12

○A112.213.91.42016-03-30 → 2016-03-30 · 4 obs

○ 2015-12-28 01:34:02
● 2016-03-30 06:18:28
○ 2016-11-27 13:41:24
○ 2026-04-25 01:56:12

○A120.72.99.742015-08-06 → 2015-12-28 · 4 obs

● 2015-08-06 00:36:18
● 2015-12-28 01:34:02
○ 2016-03-30 06:18:28
○ 2026-04-25 01:56:12

●A172.67.194.1692026-04-23 → 2026-04-25 · 3 obs

○ 2026-03-30 00:46:28
● 2026-04-23 14:56:28
● 2026-04-25 01:56:12

●A2606:4700:3031::6815:24862026-04-23 → 2026-04-25 · 3 obs

○ 2026-03-30 00:46:28
● 2026-04-23 14:56:28
● 2026-04-25 01:56:12

●A2606:4700:3033::ac43:c2a92026-04-23 → 2026-04-25 · 3 obs

○ 2026-03-30 00:46:28
● 2026-04-23 14:56:28
● 2026-04-25 01:56:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...	-
duongho.com	cleo.ns.cloudflare.com, donna.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.151

NS records: cleo.ns.cloudflare.com, donna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duongho.com (unsigned zone)

⏱️ Timing

Total: 123ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.194.169, 104.21.36.134`
AAAA	2	`2606:4700:3033::ac43:c2a9, 2606:4700:3031::6815:2486`
NS	2	`cleo.ns.cloudflare.com, donna.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cleo.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by duongho.com: 2606:4700:3031::6815:2486, 2606:4700:3033::ac43:c2a9, 104.21.36.134 and 172.67.194.169.

other host names including www.cnheqi.com, ifanld.mx, mailserver.gemmic.com, www.waxqutxaotutu.life and shrxx.com share IP numbers with duongho.com.

Name Servers

duongho.com is delegated to two name servers cleo.ns.cloudflare.com and donna.ns.cloudflare.com.

duongho.com shares the same name server setup as other domains, for instance tihomeimprovementcentre.com.au, crctraveljobs.com.au, estreia978.com, nationalopal.com and vionix.cl.

duongho.com at least partially shares name servers with other domains, for instance marlenthelabel.com, sigma-solutions.eu, bigbank.sk, mytzoa.com and stearns.com.

These name servers are commonly used with moura.ns.cloudflare.com, nash.ns.cloudflare.com, pablo.ns.cloudflare.com, bayan.ns.cloudflare.com and noor.ns.cloudflare.com.

Host names with six IP numbers:

Host name cleo.ns.cloudflare.com points to: 2606:4700:58::adf5:3b59, 2803:f800:50::6ca2:c159, 2a06:98c1:50::ac40:2159, 108.162.193.89, 172.64.33.89 and 173.245.59.89.

Host name donna.ns.cloudflare.com points to: 2606:4700:50::adf5:3a97, 2803:f800:50::6ca2:c097, 2a06:98c1:50::ac40:2097, 108.162.192.151, 172.64.32.151 and 173.245.58.151.

duongho.com - robtex.com

duongho.com

com

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

`duongho.com`

`com`