`mail.doubleapaper.com.vn`

DNSSEC	⚠️ Not signed
A	103.15.48.4^{🇻🇳 ODS-AS-VN103.15.48.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
		PTR	`pro01.emailserver.vn`

`doubleapaper.com.vn`

	DNSSEC	⚠️ Not signed
	A	203.150.86.18^{🇹🇭 ITSC-AS203.150.80.0/20 Internet Thailand Company Ltd. 1768 IFCT Tower, 10th-12th FL IT Floor New Petchburi Road Khwaeng Bang Kapi Khet Huay Khwang}
	NS	`ns1.digitalocean.com` ⭐
	NS	`ns1.netcomdns.com`
	NS	`ns2.netcomdns.com`
	NS	`ns3.netcomdns.com`
	MX	`doubleapaper-com-vn.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 ip4:203.150.47.0/24 include:_spf.google.com include:spf.protection.out...`
	TXT	`google-site-verification=2NIueyUTVbVmBF-fVLCjPz8zUjLTaMdSoVzQVojco1w`
	TXT	`MS=ms61269652`
	SOA	`ns1.digitalocean.com`hostmaster@doubleapaper.com.vn serial=0

Previously MX for

doubleapaper.com.vn

Same first word

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DNS History

2 records (1 active, 1 former)

●A103.15.48.42016-09-05 → 2026-05-11 · 3 obs

○ 2016-08-11 01:15:04
● 2016-09-05 03:09:56
● 2026-05-11 16:36:48

○A222.255.237.782015-08-14 → 2016-08-11 · 4 obs

● 2015-08-14 16:24:34
● 2016-08-11 01:15:04
○ 2016-09-05 03:09:56
○ 2026-05-11 16:36:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
doubleapaper.com.vn	ns1.netcomdns.com, ns3.netcomdns.com, ns2.netcomdns.com	-

✅ Authoritative Response

Server:172.64.53.21

NS records: ns1.netcomdns.com, ns3.netcomdns.com, ns2.netcomdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1470ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.15.48.4`

Analysis

IP Addresses

mail.doubleapaper.com.vn maps to IP address 103.15.48.4.

Other host names, for example, sv48d4.emailserver.vn share IP numbers with mail.doubleapaper.com.vn.

mail.doubleapaper.com.vn - robtex.com