`mail.rubybeauty.vn`

CNAME	`rubybeauty.vn`
DNSSEC	⚠️ Not signed
A	199.27.135.247^{🇻🇳 Cloudflare199.27.134.0/23 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.matbao.vn` ⭐
		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.vn`
		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.rubybeauty.vn` ⭐
TXT	`v=spf1 mx include:199.27.135.247 -all`
SOA	`ns1.matbao.vn`admin@matbao.com 2024-09-27 #2

`rubybeauty.vn`

	DNSSEC	⚠️ Not signed
	A	199.27.135.247^{🇻🇳 Cloudflare199.27.134.0/23 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	NS	`ns1.matbao.vn` ⭐
	NS	`ns2.matbao.vn`
	MX	`mail.rubybeauty.vn` ⭐
	TXT	`v=spf1 mx include:199.27.135.247 -all`
	SOA	`ns1.matbao.vn`admin@matbao.com 2024-09-27 #2

MX for

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DNS History

1 record (1 active, 0 former)

●CNAMErubybeauty.vn2026-05-03 → 2026-05-10 · 2 obs

● 2026-05-03 01:40:20
● 2026-05-10 22:00:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
rubybeauty.vn	ns1.matbao.vn, ns2.matbao.vn	2 records

✅ Authoritative Response

Server:103.138.89.11

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubybeauty.vn (unsigned zone)

⏱️ Timing

Total: 1165ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`rubybeauty.vn`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.matbao.vn, ns2.matbao.vn)

Analysis

Mail Server Role

mail.rubybeauty.vn serves as the mail server for rubybeauty.vn.

IP Addresses

mail.rubybeauty.vn points to a single IP: 199.27.135.247.

Other host names, for instance com.jeepshop.vn, thongdongquan.com, ratel.vn, magic.net.vn and mail.deebook.com.vn share IP numbers with mail.rubybeauty.vn.

Name Servers

mail.rubybeauty.vn's delegation is to two name servers ns1.matbao.vn and ns2.matbao.vn.

mail.rubybeauty.vn shares the same name server configuration as other domains, such as lammethatde.vn, voau.vn, victoriacollege.edu.vn, songlongfood.vn and truclaman.vn.

mail.rubybeauty.vn at least partially shares its name servers with other domains, for instance tda.vn, dongphuonggroup.net, vietnamrobovac.vn, 147.4.78.112.in-addr.arpa and bitasic.com.vn.

these name servers are commonly used with the name servers ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com, ns3.matbao.vn and ns4.matbao.vn.

Host names with two IP numbers: ns1.matbao.vn points to 13.250.228.99 and 103.110.128.60; ns2.matbao.vn points to 35.198.203.127 and 103.138.89.11

Mail Servers

mail.rubybeauty.vn is handled by a single mail server.

mail.rubybeauty.vn shares the same mail server setup as other domains, for instance rubybeauty.vn.

mail.rubybeauty.vn - robtex.com