`sieuthinhanong.com`

DNSSEC	⚠️ Not signed
A	2404:c6c0::64^{🇻🇳 VNPT-AS-VN2404:c6c0::/48 VNPT-NET}
A	103.138.88.64^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
NS	`ns1.matbao.com` ⭐
		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`
		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}
MX	`mail.sieuthinhanong.com` ⭐
TXT	`v=spf1 mx include:112.78.2.6 -all`
SOA	`ns1.matbao.com`admin@matbao.com 2023-02-17 #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=1778402776

Subdomains

mail.sieuthinhanong.com

Same first word

sieuthinhanong.vn

sieuthinhanong.com

sieuthinhanong.com.vn

DNS History

6 records (5 active, 1 former)

●NSns1.matbao.com2015-05-10 → 2026-05-10 · 2 obs

● 2015-05-10 18:17:04
● 2026-05-10 09:12:16

●NSns2.matbao.com2015-05-10 → 2026-05-10 · 2 obs

● 2015-05-10 18:17:04
● 2026-05-10 09:12:16

●MXmail.sieuthinhanong.com2026-04-12 → 2026-05-10 · 2 obs

● 2026-04-12 22:35:20
● 2026-05-10 09:12:16

●A103.138.88.642026-04-12 → 2026-05-10 · 3 obs

○ 2018-01-11 21:11:48
● 2026-04-12 22:35:20
● 2026-05-10 09:12:16

○A119.81.46.252015-10-10 → 2016-12-04 · 4 obs

● 2015-10-10 00:19:04
● 2016-12-04 06:17:22
○ 2018-01-11 21:11:48
○ 2026-05-10 09:12:16

●A2404:c6c0::642026-04-12 → 2026-05-10 · 3 obs

○ 2018-01-11 21:11:48
● 2026-04-12 22:35:20
● 2026-05-10 09:12:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...	-
sieuthinhanong.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 sieuthinhanong.com (unsigned zone)

⏱️ Timing

Total: 738ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.138.88.64`
AAAA	1	`2404:c6c0::64`
NS	2	`ns1.matbao.com, ns2.matbao.com`
MX	1	`mail.sieuthinhanong.com (pri: 10)`
TXT	1	`v=spf1 mx include:112.78.2.6 -all`
SOA	1	`ns1.matbao.com admin.matbao.com`

📌 Glue Records Collected

Total: 4

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

Analysis

Hierarchy

sieuthinhanong.com is the parent of mail.sieuthinhanong.com.

IP Addresses

sieuthinhanong.com resolves to two IP numbers: 2404:c6c0::64 and 103.138.88.64.

other host names including www.sam.org.vn, mail.anu.edu.vn, lamlea.com, aab.com.vn and edelweiss.com.vn share IP numbers with sieuthinhanong.com.

Name Servers

sieuthinhanong.com is delegated to two name servers ns1.matbao.com and ns2.matbao.com.

sieuthinhanong.com shares the same name server setup as other domains, for instance curvesvietnam.com.vn, longan.city, arilaso1vn.online, onecidetop.click and dulichnhatrang365.vn.

sieuthinhanong.com at least partially shares name servers with other domains, for instance moitruongxanh.com, chungniemtin.com, nicon.info, caka.vn and thegioibalo.net.

These name servers are commonly used alongside ns1.matbao.vn, ns2.matbao.vn, ns3.matbao.com, ns4.matbao.com, ns-bak.matbao.com and ns-bak.vdrs.net.

Host names with two IP numbers:

The host name ns1.matbao.com points to 13.250.228.99 and 103.110.128.60; the host name ns2.matbao.com points to 35.198.203.127 and 103.138.89.11.

Mail Servers

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

sieuthinhanong.com - robtex.com