`congdongitviet.com`

DNSSEC	⚠️ Not signed
A	103.121.89.189^{🇻🇳 BKNS-AS-VN103.121.88.0/23 BKNS-CG-VN VT05-LK03 Xa La, Phuc La ward, Ha Dong district, Ha Noi city}
		PTR	`static.bkdata.vn`
NS	`ns1.bkdns.vn` ⭐
		A	2403:6a40:1:81::11:1^{🇻🇳 VNPT-AS-VN2403:6a40:1::/48 BKNS-VN}
		A	103.48.81.11^{🇻🇳 VNPT-AS-VN103.48.80.0/22 BKNS-VN}
			PTR	`ns1.bkdns.vn`
NS	`ns2.bkdns.vn`
		A	2403:6a40:2000:247::220:1^{🇻🇳 BKNS-AS-VN2403:6a40:2000::/36 BKNS-VN}
NS	`ns3.bkdns.vn`
		A	2403:6a40:0:123::250:1^{🇻🇳 BKNS-AS-VN2403:6a40::/48 BKNS-VN BKNS-VN}
		A	103.74.123.250^{🇻🇳 BKNS-AS-VN103.74.122.0/23 CNBKNS-VN}
			PTR	`ns3.bkdns.vn`
MX	`mail.congdongitviet.com` ⭐
		A	103.121.89.189^{🇻🇳 BKNS-AS-VN103.121.88.0/23 BKNS-CG-VN VT05-LK03 Xa La, Phuc La ward, Ha Dong district, Ha Noi city}
			PTR	`static.bkdata.vn`
TXT	`v=spf1 include:_spf.bkns.com.vn ~all`
SOA	`ns1.bkdns.vn`hostmaster@congdongitviet.com 2021-03-06 #2

`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=1778529836

Subdomains

mail.congdongitviet.com

Same first word

congdongitviet.com

DNS History

11 records (5 active, 6 former)

●NSns1.bkdns.vn2026-02-18 → 2026-05-11 · 3 obs

○ 2018-06-09 16:04:20
● 2026-02-18 06:34:34
● 2026-05-11 20:26:04

○NSns1.pavietnam.vn2018-06-09 → 2018-06-09 · 4 obs

○ 2015-11-23 12:15:30
● 2018-06-09 16:04:20
○ 2026-02-18 06:34:34
○ 2026-05-11 20:26:04

●NSns2.bkdns.vn2026-02-18 → 2026-05-11 · 3 obs

○ 2018-06-09 16:04:20
● 2026-02-18 06:34:34
● 2026-05-11 20:26:04

○NSns2.pavietnam.vn2018-06-09 → 2018-06-09 · 4 obs

○ 2015-11-23 12:15:30
● 2018-06-09 16:04:20
○ 2026-02-18 06:34:34
○ 2026-05-11 20:26:04

●NSns3.bkdns.vn2026-02-18 → 2026-05-11 · 3 obs

○ 2018-06-09 16:04:20
● 2026-02-18 06:34:34
● 2026-05-11 20:26:04

○NSns67.domaincontrol.com2015-07-12 → 2015-07-12 · 3 obs

● 2015-07-12 16:00:52
○ 2015-11-23 12:15:30
○ 2026-05-11 20:26:04

○NSns68.domaincontrol.com2015-07-12 → 2015-07-12 · 3 obs

● 2015-07-12 16:00:52
○ 2015-11-23 12:15:30
○ 2026-05-11 20:26:04

●MXmail.congdongitviet.com2015-07-12 → 2026-05-11 · 5 obs

● 2015-07-12 16:00:52
○ 2015-11-23 12:15:30
○ 2018-06-09 16:04:20
● 2026-02-18 06:34:34
● 2026-05-11 20:26:04

●A103.121.89.1892026-02-18 → 2026-05-11 · 6 obs

○ 2018-06-09 16:04:20
● 2026-02-18 06:34:34
● 2026-04-15 03:14:42
○ 2026-04-19 12:33:38
● 2026-05-01 06:51:14
● 2026-05-11 20:26:04

○A192.186.234.342015-07-12 → 2015-07-12 · 3 obs

● 2015-07-12 16:00:52
○ 2015-11-23 12:15:30
○ 2026-05-11 20:26:04

○A45.117.171.2342018-06-09 → 2018-06-09 · 4 obs

○ 2015-11-23 12:15:30
● 2018-06-09 16:04:20
○ 2026-02-18 06:34:34
○ 2026-05-11 20:26:04

🔍 DNS Trace

Analysis

Hierarchy

congdongitviet.com is the parent of mail.congdongitviet.com.

IP Addresses

congdongitviet.com resolves to a single IP: 103.121.89.189.

Other host names including mail.congdongitviet.com, booth.maposoft.vn and boothapi.maposoft.vn share IP numbers with congdongitviet.com.

Name Servers

congdongitviet.com delegates to three name servers: ns1.bkdns.vn, ns2.bkdns.vn and ns3.bkdns.vn.

congdongitviet.com shares some name servers with other domains, for example ipjico.com, smbvn.com, traphuson.com, vietkhoi.com.vn and tieula.edu.vn.

Host names with two IP numbers:

ns1.bkdns.vn points to 2403:6a40:1:81::11:1 and 103.48.81.11.

ns3.bkdns.vn points to 2403:6a40:0:123::250:1 and 103.74.123.250.

Host names with one IP number:

ns2.bkdns.vn points to 2403:6a40:2000:247::220:1.

Mail Servers

congdongitviet.com is handled by a single mail server, mail.congdongitviet.com.

Host name mail.congdongitviet.com points to IP 103.121.89.189.

congdongitviet.com - robtex.com