`phohangdong.com`

DNSSEC	⚠️ Not signed
A	103.28.36.119^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
		PTR	`share-win07u.nhanhoa.com`
NS	`ns1.zonedns.vn` ⭐
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	64.176.84.220^{🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix}
			PTR	`ns1.zonedns.vn`
NS	`ns2.zonedns.vn`
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	103.176.178.51^{🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN}
NS	`ns3.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.36.30^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
NS	`ns4.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.39.159^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
MX	`mail.phohangdong.com` ⭐
		A	210.245.95.87^{🇻🇳 FPT-AS-AP210.245.88.0/21 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`host2.inet.vn`
MX	`webmail.phohangdong.com`⁽²⁰⁾
		A	210.245.95.87^{🇻🇳 FPT-AS-AP210.245.88.0/21 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`host2.inet.vn`
SOA	`ns1.zonedns.vn`root@phohangdong.com 2025-08-18 #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=1776682532

Previously MX for

phohangdong.com

Subdomains

webmail.phohangdong.com

mail.phohangdong.com

Same first word

phohangdong.com

DNS History

10 records (7 active, 3 former)

●NSns1.zonedns.vn2015-07-07 → 2026-04-20 · 2 obs

● 2015-07-07 23:11:26
● 2026-04-20 11:09:38

●NSns2.zonedns.vn2015-07-07 → 2026-04-20 · 2 obs

● 2015-07-07 23:11:26
● 2026-04-20 11:09:38

●NSns3.zonedns.vn2015-07-07 → 2026-04-20 · 2 obs

● 2015-07-07 23:11:26
● 2026-04-20 11:09:38

●NSns4.zonedns.vn2015-07-07 → 2026-04-20 · 2 obs

● 2015-07-07 23:11:26
● 2026-04-20 11:09:38

●MXmail.phohangdong.com2026-03-09 → 2026-04-20 · 3 obs

○ 2017-01-27 17:27:20
● 2026-03-09 12:09:02
● 2026-04-20 11:09:38

○MXphohangdong.com2015-07-07 → 2017-01-27 · 4 obs

● 2015-07-07 23:11:26
● 2017-01-27 17:27:20
○ 2026-03-09 12:09:02
○ 2026-04-20 11:09:38

●MXwebmail.phohangdong.com2026-03-09 → 2026-04-20 · 3 obs

○ 2017-01-27 17:27:20
● 2026-03-09 12:09:02
● 2026-04-20 11:09:38

●A103.28.36.1192026-03-09 → 2026-04-20 · 3 obs

○ 2017-01-27 17:27:20
● 2026-03-09 12:09:02
● 2026-04-20 11:09:38

○A103.28.39.1032015-07-07 → 2015-11-07 · 4 obs

● 2015-07-07 23:11:26
● 2015-11-07 17:29:24
○ 2016-01-26 13:53:32
○ 2026-04-20 11:09:38

○A210.245.95.872016-01-26 → 2017-01-27 · 5 obs

○ 2015-11-07 17:29:24
● 2016-01-26 13:53:32
● 2017-01-27 17:27:20
○ 2026-03-09 12:09:02
○ 2026-04-20 11:09:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
phohangdong.com	ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn	-

✅ Authoritative Response

Server:64.176.84.220

NS records: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for phohangdong.com (unsigned zone)

⏱️ Timing

Total: 1438ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.28.36.119`
NS	4	`ns2.zonedns.vn, ns4.zonedns.vn...`
MX	2	`webmail.phohangdong.com (pri: 20), mail.phohangdong.com (pri: 10)`
SOA	1	`ns1.zonedns.vn root.phohangdong.com`

Analysis

Hierarchy

phohangdong.com is parent of webmail.phohangdong.com and mail.phohangdong.com.

IP Addresses

phohangdong.com resolves to a single IP address: 103.28.36.119.

Other host names including daiviet.com.vn, share-win07u.nhanhoa.com, tvpe.com.vn, ketoanhp.com and anhhao.vn share IP numbers with phohangdong.com.

Name Servers

phohangdong.com is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

phohangdong.com at least partially shares name servers with other domains, including diendanlaptop.com, ancan.com.vn, csp.edu.vn, benstore.net and hdaudio.vn.