`cdktrading.vn`

DNSSEC	⚠️ Not signed
A	202.92.4.31^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN}
NS	`ns1.dotvndns.vn` ⭐
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns1.dotvndns.vn`
NS	`ns2.dotvndns.vn`
		A	2406:9c80::9000:111^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns2.dotvndns.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
NS	`nsbak.dotvndns.com`
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`nsbak.dotvndns.com`
		A	112.213.89.22^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns8922.dotvndns.vn`
MX	`mail.cdktrading.vn` ⭐
MX	`mx.yandex.net` ⭐
		A	2a02:6b8::311^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
		A	77.88.21.249^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
TXT	`v=spf1 redirect=_spf.yandex.net`
SOA	`ns1.dotvndns.vn`hostmaster@cdktrading.vn 2025-06-07 #27

`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=2030714744

Subdomains

mail.cdktrading.vn

www.cdktrading.vn

Same first word

cdktrading.vn

Similar names

dkctrading.com

DNS History

12 records (6 active, 6 former)

●NSns1.dotvndns.vn2017-03-27 → 2026-04-29 · 4 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
● 2026-04-25 10:51:42
● 2026-04-29 06:09:26

●NSns2.dotvndns.vn2017-03-27 → 2026-04-29 · 4 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
● 2026-04-25 10:51:42
● 2026-04-29 06:09:26

●NSnsbak.dotvndns.com2026-04-25 → 2026-04-29 · 3 obs

○ 2020-02-12 16:47:08
● 2026-04-25 10:51:42
● 2026-04-29 06:09:26

○MXalt1.aspmx.l.google.com2017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
○ 2026-04-29 06:09:26

○MXalt2.aspmx.l.google.com2017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
○ 2026-04-29 06:09:26

○MXalt3.aspmx.l.google.com2017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
○ 2026-04-29 06:09:26

○MXalt4.aspmx.l.google.com2017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
○ 2026-04-29 06:09:26

○MXaspmx.l.google.com2017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
○ 2026-04-29 06:09:26

●MXmail.cdktrading.vn2017-03-27 → 2026-04-29 · 4 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
● 2026-04-25 10:51:42
● 2026-04-29 06:09:26

●MXmx.yandex.net2026-04-25 → 2026-04-29 · 3 obs

○ 2020-02-12 16:47:08
● 2026-04-25 10:51:42
● 2026-04-29 06:09:26

○A103.205.96.142017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 18:49:06
○ 2020-02-12 16:47:08
○ 2026-04-29 06:09:26

●A202.92.4.312026-04-25 → 2026-04-29 · 3 obs

○ 2020-02-12 16:47:08
● 2026-04-25 10:51:42
● 2026-04-29 06:09:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	e.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn, g.dns-servers.vn...	-
cdktrading.vn	ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com	4 records

✅ Authoritative Response

Server:112.213.89.3

NS records: ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdktrading.vn (unsigned zone)

⏱️ Timing

Total: 1936ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.92.4.31`
NS	3	`ns2.dotvndns.vn, nsbak.dotvndns.com...`
MX	2	`mx.yandex.net (pri: 10), mail.cdktrading.vn (pri: 10)`
TXT	1	`v=spf1 redirect=_spf.yandex.net`
SOA	1	`ns1.dotvndns.vn hostmaster.cdktrading.vn`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns1.dotvndns.vn, ns2.dotvndns.vn...)

Analysis

Hierarchy

cdktrading.vn is a parent of mail.cdktrading.vn and www.cdktrading.vn.

IP Addresses

cdktrading.vn points to a single IP number: 202.92.4.31.

Other host names, for instance mail.ipv.vn, nibe.com.vn, mybrand.thanglongvn.com.vn, thicongvanphong.net and 38.116profile.ipv.vn share IP numbers with cdktrading.vn.

Name Servers

The domain cdktrading.vn is delegated to three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

cdktrading.vn shares name servers with other domains at least partially, for instance khoruou.com, gachbichhuyen.com, donghodo.vn, thm.vn and aaupost.com.vn.

These name servers are commonly used with ns1.pavietnam.vn, ns2.pavietnam.vn, ns3.dotvndns.vn, nsbak.pavietnam.net, nsbak.dotvndns.vn and dnsbak.dotvndns.vn.

Host names with two IP numbers:

nsbak.dotvndns.com points to 2406:9c80::9000:302 and 112.213.89.22

ns1.dotvndns.vn points to 2406:9c80::66 and 112.213.89.3

ns2.dotvndns.vn points to 2406:9c80::9000:111 and 222.255.121.247

Mail Servers

cdktrading.vn is handled by two mail servers: mx.yandex.net and mail.cdktrading.vn.

cdktrading.vn shares some mail servers with other domains, including kitparts.ru, tirazhy.ru, info-contracting.com, reelmatbaa.com and ermatu.com.

Host name mx.yandex.net has two IP numbers: 2a02:6b8::311 and 77.88.21.249.

cdktrading.vn - robtex.com

cdktrading.vn

vn

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`cdktrading.vn`

`vn`