`duhocanh.com`

DNSSEC	⚠️ Not signed
A	51.79.169.149^{🇸🇬 OVH51.79.128.0/17 Hosting route}
		PTR	`ip149.ip-51-79-169.net`
NS	`amir.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amir.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amir.ns.cloudflare.com`
		A	108.162.193.62^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	172.64.33.62^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	173.245.59.62^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
NS	`tani.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tani.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tani.ns.cloudflare.com`
		A	108.162.192.224^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
		A	172.64.32.224^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
		A	173.245.58.224^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
MX	`duhocanh-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca28::^{🇿🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-jnyp275cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:ca28::1^{🇿🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-jn3p275cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2a::^{🇿🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-ct2p275cu01000.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2a::1^{🇿🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-ct2p275cu01101.inbound.protection.outlook.com`
		A	52.101.160.0^{🇿🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-jnyp275cu00200.inbound.protection.outlook.com`
		A	52.101.160.1^{🇿🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-jn3p275cu00401.inbound.protection.outlook.com`
		A	52.101.162.0^{🇿🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ct2p275cu01000.inbound.protection.outlook.com`
		A	52.101.162.1^{🇿🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ct2p275cu01101.inbound.protection.outlook.com`
TXT	`MS=ms74345387`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`amir.ns.cloudflare.com`dns@cloudflare.com serial=2399815389

`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=1776168862

Same first word

duhocanh.net.vn

duhocanh.com.vn

duhocanh.edu.vn

duhocanh.com

duhocanh.org

Similar names

doanhchu.com

hondachu.co.jp

duhochan.vn

DNS History

19 records (4 active, 15 former)

●NSamir.ns.cloudflare.com2026-04-03 → 2026-04-14 · 3 obs

○ 2017-03-19 08:34:58
● 2026-04-03 07:02:04
● 2026-04-14 12:26:52

○NSns17.nhanhoa.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○NSns18.nhanhoa.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○NSns1fkl.name.com2015-09-01 → 2017-03-19 · 5 obs

○ 2008-03-15 05:14:58
● 2015-09-01 09:51:18
● 2017-03-19 08:34:58
○ 2026-04-03 07:02:04
○ 2026-04-14 12:26:52

○NSns2glx.name.com2015-09-01 → 2017-03-19 · 5 obs

○ 2008-03-15 05:14:58
● 2015-09-01 09:51:18
● 2017-03-19 08:34:58
○ 2026-04-03 07:02:04
○ 2026-04-14 12:26:52

○NSns3fgq.name.com2015-09-01 → 2017-03-19 · 5 obs

○ 2008-03-15 05:14:58
● 2015-09-01 09:51:18
● 2017-03-19 08:34:58
○ 2026-04-03 07:02:04
○ 2026-04-14 12:26:52

○NSns4lpv.name.com2015-09-01 → 2017-03-19 · 5 obs

○ 2008-03-15 05:14:58
● 2015-09-01 09:51:18
● 2017-03-19 08:34:58
○ 2026-04-03 07:02:04
○ 2026-04-14 12:26:52

●NStani.ns.cloudflare.com2026-04-03 → 2026-04-14 · 3 obs

○ 2017-03-19 08:34:58
● 2026-04-03 07:02:04
● 2026-04-14 12:26:52

○MXalt1.aspmx.l.google.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○MXalt2.aspmx.l.google.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○MXaspmx.l.google.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○MXaspmx2.googlemail.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○MXaspmx3.googlemail.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○MXaspmx4.googlemail.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

○MXaspmx5.googlemail.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

●MXduhocanh-com.mail.protection.outlook.com2026-04-03 → 2026-04-14 · 3 obs

○ 2015-09-01 09:51:18
● 2026-04-03 07:02:04
● 2026-04-14 12:26:52

○A42.117.1.452015-09-01 → 2017-03-19 · 5 obs

○ 2008-03-15 05:14:58
● 2015-09-01 09:51:18
● 2017-03-19 08:34:58
○ 2026-04-03 07:02:04
○ 2026-04-14 12:26:52

●A51.79.169.1492026-04-03 → 2026-04-14 · 3 obs

○ 2017-03-19 08:34:58
● 2026-04-03 07:02:04
● 2026-04-14 12:26:52

○A74.52.2.1462008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:14:58
○ 2015-09-01 09:51:18
○ 2026-04-14 12:26:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
duhocanh.com	tani.ns.cloudflare.com, amir.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.224

NS records: tani.ns.cloudflare.com, amir.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duhocanh.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.79.169.149`
NS	2	`amir.ns.cloudflare.com, tani.ns.cloudflare.com`
MX	1	`duhocanh-com.mail.protection.outlook.com`
TXT	2	`MS=ms74345387, v=spf1 include:spf.protection.outlook.co`
SOA	1	`amir.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duhocanh.com points to a single IP number: 51.79.169.149.

other host names for instance bay.duhocanh.org, luyenthivstep.com, dc.duhocanh.org, duhocnewzealand.com and galleries.duhocanh.org share IP numbers with duhocanh.com.

Name Servers

duhocanh.com is delegated to two name servers: amir.ns.cloudflare.com and tani.ns.cloudflare.com.

duhocanh.com shares the same name server setup as other domains, for example hoctiengslovakia.com, nghethuatsong.com.vn, duhocnghenewzealand.com, whaxts-app.org and whasbbs-app.org.

duhocanh.com at least partially shares name servers with other domains, for instance mytgbot.com, modest.nl, orbim.net, haaseservic.es and dk-sever.ru.

These name servers are commonly used with the name servers gail.ns.cloudflare.com.

Host names with six IP numbers:

amir.ns.cloudflare.com points to: 2606:4700:58::adf5:3b3e, 2803:f800:50::6ca2:c13e, 2a06:98c1:50::ac40:213e, 108.162.193.62, 172.64.33.62 and 173.245.59.62; tani.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae0, 2803:f800:50::6ca2:c0e0, 2a06:98c1:50::ac40:20e0, 108.162.192.224, 172.64.32.224 and 173.245.58.224.

Mail Servers

duhocanh.com is handled by a single mail server, duhocanh-com.mail.protection.outlook.com.

Host name duhocanh-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca28::, 2a01:111:f403:ca28::1, 2a01:111:f403:ca2a::, 2a01:111:f403:ca2a::1, 52.101.160.0, 52.101.160.1, 52.101.162.0 and 52.101.162.1.

duhocanh.com - robtex.com

duhocanh.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

Mail Servers

`duhocanh.com`

`com`