`codatours.com.vn`

DNSSEC	⚠️ Not signed
A	14.225.23.146^{🇻🇳 VNPT-AS-VN14.225.23.0/24 VNPT}
NS	`ns1.vdc3.vn` ⭐
		A	14.225.41.137^{🇻🇳 VNPT-AS-VN14.225.41.0/24 VNPT}
			PTR	`static.vnpt.vn`
NS	`ns2.vdc3.vn`
		A	14.225.197.109^{🇻🇳 VNPT-AS-VN14.225.197.0/24 VNPT}
			PTR	`static.vnpt.vn`
MX	`mx.vnptemail.vn` ⭐
		A	123.31.35.94^{🇻🇳 VNPT-AS-VN123.31.35.0/24 VNPT}
			PTR	`gwftm-vnpt.vnptit.vn`
TXT	`v=spf1 a mx include:spf.vnptemail.vn ~all`
TXT	`v=spf1 a mx ip4:222.255.176.0/25 -all`
SOA	`ns1.vdc3.vn`vdconline@tld 2019-01-31 #13

`com.vn`

	DNSSEC	⚠️ Not signed
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`b.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`c.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`d.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`e.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`f.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`g.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`h.dns-servers.vn` ⚠️ Not in parent delegation
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2022825918

Same first word

codatours.com.vn

Similar names

roadscout.net

dacotours.com

roadtocsu.com

stucadoor.net

stucadoor.nl

doctorusa.biz

stucadoor.org.ph

stucadoor.org

doctorusa.org

dacotours.vn

roadscout.com

usadoctor.com

uadoctors.com

stucadoor.be

doctorusa.info

DNS History

6 records (4 active, 2 former)

●NSns1.vdc3.vn2015-07-25 → 2026-07-29 · 2 obs

● 2015-07-25 12:18:30
● 2026-07-29 01:32:48

●NSns2.vdc3.vn2026-07-01 → 2026-07-29 · 3 obs

○ 2015-07-25 12:18:30
● 2026-07-01 20:52:54
● 2026-07-29 01:32:48

○MXmail.codatours.com.vn2015-07-25 → 2017-08-20 · 4 obs

● 2015-07-25 12:18:30
● 2017-08-20 03:14:58
○ 2026-07-01 20:52:54
○ 2026-07-29 01:32:48

●MXmx.vnptemail.vn2026-07-01 → 2026-07-29 · 3 obs

○ 2017-08-20 03:14:58
● 2026-07-01 20:52:54
● 2026-07-29 01:32:48

●A14.225.23.1462026-07-01 → 2026-07-29 · 3 obs

○ 2017-08-20 03:14:58
● 2026-07-01 20:52:54
● 2026-07-29 01:32:48

○A203.162.31.1162015-07-25 → 2017-08-20 · 4 obs

● 2015-07-25 12:18:30
● 2017-08-20 03:14:58
○ 2026-07-01 20:52:54
○ 2026-07-29 01:32:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
codatours.com.vn	ns2.vdc3.vn, ns1.vdc3.vn	-

✅ Authoritative Response

Server:14.225.41.137

NS records: ns2.vdc3.vn, ns1.vdc3.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codatours.com.vn (unsigned zone)

⏱️ Timing

Total: 2312ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`14.225.23.146`
NS	2	`ns2.vdc3.vn, ns1.vdc3.vn`
MX	1	`mx.vnptemail.vn (pri: 10)`
TXT	2	`v=spf1 a mx ip4:222.255.176.0/25 -all, v=spf1 a mx include:spf.vnptemail.vn ~al`
SOA	1	`ns1.vdc3.vn vdconline.tld`

Analysis

IP Addresses

codatours.com.vn directs to one IP number, which is 14.225.23.146.

Among the host names that share IP numbers with codatours.com.vn are lequangsungdn.edu.vn, webdisk.cdndaklak.edu.vn, what.website.hostmaster.cdndaklak.edu.vn and two others.

Name Servers

codatours.com.vn has two authoritative name servers — ns1.vdc3.vn and ns2.vdc3.vn.

codatours.com.vn has the same name server delegation as a number of other domains, such as mdfquangtri.vn, megasealog.com.vn, bachkhoadanang.edu.vn and two more.

The name servers for codatours.com.vn overlap at least partially with those of other domains — for example cotracoqna.vn.

Both ns1.vdc3.vn and ns2.vdc3.vn have a single IP address each — ns1.vdc3.vn resolves to 14.225.41.137 while ns2.vdc3.vn resolves to 14.225.197.109.

Mail Servers

codatours.com.vn routes its mail through a single mail server, mx.vnptemail.vn.

codatours.com.vn has the same mail server arrangement as a number of other domains, for example hondaotoconghoa.com.vn, tanphat.biz.vn, bps.net.vn and two more.

codatours.com.vn shares at least some of its mail servers with other domains — for example bvtwct.vn, halongcoal.com.vn, tanlongvan.com.vn and two more.

mx.vnptemail.vn points to one IP number — 123.31.35.94.

codatours.com.vn - robtex.com

codatours.com.vn

com.vn