`doiduonghotel.com`

DNSSEC	⚠️ Not signed
A	171.244.38.236^{🇻🇳 VTDC-AS-VN171.244.36.0/22 Proxy-registered route object}
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.doiduonghotel.com` ⭐
		A	171.244.39.84^{🇻🇳 VTDC-AS-VN171.244.36.0/22 Proxy-registered route object}
TXT	`v=spf1 a mx ?all`
SOA	`ns1.matbao.com`admin@matbao.com 2024-06-15 #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=1778371487

Subdomains

mail.doiduonghotel.com

Same first word

doiduonghotel.com

DNS History

12 records (4 active, 8 former)

●NSns1.matbao.com2015-06-02 → 2026-05-10 · 5 obs

○ 2008-03-14 13:59:38
● 2015-06-02 00:51:30
○ 2015-10-19 17:30:38
● 2015-12-25 15:23:04
● 2026-05-10 00:29:10

○NSns11025.ztomy.com2015-10-19 → 2015-10-19 · 4 obs

○ 2015-06-02 00:51:30
● 2015-10-19 17:30:38
○ 2015-12-25 15:23:04
○ 2026-05-10 00:29:10

●NSns2.matbao.com2015-06-02 → 2026-05-10 · 5 obs

○ 2008-03-14 13:59:38
● 2015-06-02 00:51:30
○ 2015-10-19 17:30:38
● 2015-12-25 15:23:04
● 2026-05-10 00:29:10

○NSns21025.ztomy.com2015-10-19 → 2015-10-19 · 4 obs

○ 2015-06-02 00:51:30
● 2015-10-19 17:30:38
○ 2015-12-25 15:23:04
○ 2026-05-10 00:29:10

○NSvn1.phanthiet.org2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 13:59:38
○ 2015-06-02 00:51:30
○ 2026-05-10 00:29:10

○NSvn2.phanthiet.org2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 13:59:38
○ 2015-06-02 00:51:30
○ 2026-05-10 00:29:10

●MXmail.doiduonghotel.com2015-06-02 → 2026-05-10 · 5 obs

○ 2008-03-14 13:59:38
● 2015-06-02 00:51:30
○ 2015-10-19 17:30:38
● 2015-12-25 15:23:04
● 2026-05-10 00:29:10

○A119.17.253.322015-06-02 → 2015-06-02 · 4 obs

○ 2008-03-14 13:59:38
● 2015-06-02 00:51:30
○ 2015-10-19 17:30:38
○ 2026-05-10 00:29:10

○A141.8.226.192015-10-19 → 2015-10-19 · 4 obs

○ 2015-06-02 00:51:30
● 2015-10-19 17:30:38
○ 2015-12-25 15:23:04
○ 2026-05-10 00:29:10

○A171.244.140.1092020-02-14 → 2020-02-14 · 4 obs

○ 2017-03-23 10:26:28
● 2020-02-14 12:16:06
○ 2026-03-08 19:15:22
○ 2026-05-10 00:29:10

●A171.244.38.2362026-03-08 → 2026-05-10 · 3 obs

○ 2020-02-14 12:16:06
● 2026-03-08 19:15:22
● 2026-05-10 00:29:10

○A210.211.116.892015-12-25 → 2017-03-23 · 5 obs

○ 2015-10-19 17:30:38
● 2015-12-25 15:23:04
● 2017-03-23 10:26:28
○ 2020-02-14 12:16:06
○ 2026-05-10 00:29:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
doiduonghotel.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 doiduonghotel.com (unsigned zone)

⏱️ Timing

Total: 752ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`171.244.38.236`
NS	2	`ns2.matbao.com, ns1.matbao.com`
MX	1	`mail.doiduonghotel.com (pri: 10)`
TXT	1	`v=spf1 a mx ?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

doiduonghotel.com is the parent of mail.doiduonghotel.com.

IP Addresses

doiduonghotel.com resolves to a single IP address: 171.244.38.236.

Other host names including www.sealandgroup.com.vn, www.tinhthanh.com, aodaithuytien.com, www.bvphoiphamhuuchi-tphcm.health.vn and huthamcauphanthiet.com share IP numbers with doiduonghotel.com.

Name Servers

doiduonghotel.com's delegation uses two name servers, ns1.matbao.com and ns2.matbao.com.

doiduonghotel.com shares the same name server setup as other domains, for example cokhithanhoai.store, chatvoibacsi.net, techinhome.com, hadongsilk.com and sunurbancityhanam.info.

doiduonghotel.com at least partially shares name servers with other domains, including songdavietduc.com, ngochuongspa.com, hanvely.vn, tnxp.gov.vn and kiemtoanvietnam.vn.

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

Host names with two IPs:

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

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

mail.doiduonghotel.com points to a single IP: 171.244.39.84.

doiduonghotel.com - robtex.com