`sangtaocomputer.com`

DNSSEC	⚠️ Not signed
A	172.104.53.45^{🇸🇬 AKAMAI-LINODE-AP172.104.32.0/19 Akamai Technologies}
		PTR	`172-104-53-45.ip.linodeusercontent.com`
NS	`ns1.trajan.vn` ⭐ ⚠️ Not in parent delegation
NS	`ns1.matbao.com` ⚠️ Not in zone NS records
		A	13.250.228.99^{🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix}
			PTR	`ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com`
		A	103.110.128.60^{🇻🇳 AXYS-VN103.110.128.0/23}
NS	`ns2.matbao.com` ⚠️ Not in zone NS records
		A	35.198.203.127^{🇸🇬 Google35.198.192.0/20}
			PTR	`127.203.198.35.bc.googleusercontent.com`
		A	103.138.89.11^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
NS	`ns2.trajan.vn` ⚠️ Not in parent delegation
MX	`webmail.sangtaocomputer.com` ⭐
		A	112.78.2.247^{🇻🇳 ODS-AS-VN112.78.2.0/24 ODSJSC-VN}
			PTR	`s2d247.cloudnetwork.vn`
SOA	`ns1.trajan.vn`admin@matbao.com 2023-10-26 #1

`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=1774567867

Previously MX for

sangtaocomputer.com

www.sangtaocomputer.com

Subdomains

www.sangtaocomputer.com

webmail.sangtaocomputer.com

Same first word

sangtaocomputer.vn

sangtaocomputer.com

DNS History

19 records (6 active, 13 former)

○NSns-1.registrar-fly.com2008-11-19 → 2008-11-19 · 3 obs

● 2008-11-19 19:05:52
○ 2015-08-11 08:08:42
○ 2026-03-26 23:40:36

○NSns-2.registrar-fly.com2008-11-19 → 2008-11-19 · 3 obs

● 2008-11-19 19:05:52
○ 2015-08-11 08:08:42
○ 2026-03-26 23:40:36

○NSns-3.registrar-fly.com2008-11-19 → 2008-11-19 · 3 obs

● 2008-11-19 19:05:52
○ 2015-08-11 08:08:42
○ 2026-03-26 23:40:36

●NSns1.matbao.com2026-02-16 → 2026-03-26 · 3 obs

○ 2016-11-26 07:42:04
● 2026-02-16 10:00:06
● 2026-03-26 23:40:36

●NSns1.trajan.vn2026-02-16 → 2026-03-26 · 3 obs

○ 2016-11-26 07:42:04
● 2026-02-16 10:00:06
● 2026-03-26 23:40:36

○NSns1.zonedns.vn2015-08-11 → 2016-11-26 · 5 obs

○ 2008-11-19 19:05:52
● 2015-08-11 08:08:42
● 2016-11-26 07:42:04
○ 2026-02-16 10:00:06
○ 2026-03-26 23:40:36

●NSns2.matbao.com2026-02-16 → 2026-03-26 · 3 obs

○ 2016-11-26 07:42:04
● 2026-02-16 10:00:06
● 2026-03-26 23:40:36

●NSns2.trajan.vn2026-02-16 → 2026-03-26 · 3 obs

○ 2016-11-26 07:42:04
● 2026-02-16 10:00:06
● 2026-03-26 23:40:36

○NSns2.zonedns.vn2015-08-11 → 2016-11-26 · 5 obs

○ 2008-11-19 19:05:52
● 2015-08-11 08:08:42
● 2016-11-26 07:42:04
○ 2026-02-16 10:00:06
○ 2026-03-26 23:40:36

○NSns3.zonedns.vn2015-08-11 → 2016-11-26 · 5 obs

○ 2008-11-19 19:05:52
● 2015-08-11 08:08:42
● 2016-11-26 07:42:04
○ 2026-02-16 10:00:06
○ 2026-03-26 23:40:36

○NSns4.zonedns.vn2015-08-11 → 2016-11-26 · 5 obs

○ 2008-11-19 19:05:52
● 2015-08-11 08:08:42
● 2016-11-26 07:42:04
○ 2026-02-16 10:00:06
○ 2026-03-26 23:40:36

○MXsangtaocomputer.com2015-08-11 → 2016-11-26 · 5 obs

○ 2008-11-19 19:05:52
● 2015-08-11 08:08:42
● 2016-11-26 07:42:04
○ 2026-02-16 10:00:06
○ 2026-03-26 23:40:36

●MXwebmail.sangtaocomputer.com2026-02-16 → 2026-03-26 · 3 obs

○ 2016-11-26 07:42:04
● 2026-02-16 10:00:06
● 2026-03-26 23:40:36

○A112.213.87.322015-08-11 → 2016-11-26 · 5 obs

○ 2008-11-19 19:05:52
● 2015-08-11 08:08:42
● 2016-11-26 07:42:04
○ 2026-02-16 10:00:06
○ 2026-03-26 23:40:36

●A172.104.53.452026-02-16 → 2026-03-26 · 3 obs

○ 2016-11-26 07:42:04
● 2026-02-16 10:00:06
● 2026-03-26 23:40:36

○A64.20.60.1062008-11-19 → 2008-11-19 · 3 obs

● 2008-11-19 19:05:52
○ 2015-08-11 08:08:42
○ 2026-03-26 23:40:36

○A64.20.60.982008-11-19 → 2008-11-19 · 3 obs

● 2008-11-19 19:05:52
○ 2015-08-11 08:08:42
○ 2026-03-26 23:40:36

○A64.20.60.992008-11-19 → 2008-11-19 · 3 obs

● 2008-11-19 19:05:52
○ 2015-08-11 08:08:42
○ 2026-03-26 23:40:36

○A64.20.62.352008-11-19 → 2008-11-19 · 3 obs

● 2008-11-19 19:05:52
○ 2015-08-11 08:08:42
○ 2026-03-26 23:40:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net...	-
sangtaocomputer.com	ns1.matbao.com, ns2.matbao.com	4 records

✅ Authoritative Response

Server:103.110.128.60

NS records: ns1.matbao.com, ns2.matbao.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sangtaocomputer.com (unsigned zone)

⏱️ Timing

Total: 756ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.104.53.45`
NS	2	`ns2.trajan.vn, ns1.trajan.vn`
MX	1	`webmail.sangtaocomputer.com (pri: 10)`
SOA	1	`ns1.trajan.vn admin.matbao.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.matbao.com, ns1.matbao.com, ns2.matbao.com...)

Analysis

Hierarchy

sangtaocomputer.com is a parent of www.sangtaocomputer.com and webmail.sangtaocomputer.com.

IP Addresses

sangtaocomputer.com points to IP number 172.104.53.45.

For instance, other host names tokuyo.com.vn, immanuel.vn, katinacapital.com, datmuine.com and mmsvn.com share IP numbers with sangtaocomputer.com.

Name Servers

sangtaocomputer.com is delegated to four name servers: ns1.matbao.com, ns2.matbao.com, ns1.trajan.vn and ns2.trajan.vn.

sangtaocomputer.com shares name servers with other domains at least partially, for example guco.vn, ttmlab.com, vsion.vn, tienichmuasam.com and kyungbangvn.com.

These name servers are often used together with the name servers ns1.matbao.vn, ns2.matbao.vn, ns3.matbao.vn, ns4.matbao.vn and ns-bak.matbao.com.

Host names with two IP numbers:

ns1.matbao.com points to 13.250.228.99 and 103.110.128.60; ns2.matbao.com points to 35.198.203.127 and 103.138.89.11.

Mail Servers

sangtaocomputer.com is handled by a single mail server, webmail.sangtaocomputer.com.

webmail.sangtaocomputer.com points to a single IP: 112.78.2.247.

sangtaocomputer.com - robtex.com