`conganbackan.vn`

DNSSEC	⚠️ Not signed
A	210.245.86.16^{🇻🇳 FPT-AS-AP210.245.86.0/24 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	`webhost31.fptdata.com`
NS	`ns1.pavietnam.vn` ⭐
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 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	`ns1.dotvndns.vn`
NS	`ns1.dotvndns.vn`
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 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	`ns1.dotvndns.vn`
NS	`ns2.dotvndns.vn`
		A	2406:9c80::9000:111^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns2.dotvndns.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
NS	`nsbak.dotvndns.com`
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`nsbak.dotvndns.com`
		A	112.213.89.22^{🇻🇳 SUPERDATA112.213.89.0/24 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	`ns8922.dotvndns.vn`
MX	`mail.conganbackan.vn` ⭐
		A	210.245.86.60^{🇻🇳 FPT-AS-AP210.245.86.0/24 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	`webhost52.fptdata.com`
TXT	`_globalsign-domain-verification=nbPjoX3zsyS1HfPCNq5Tt0LJowTtzwXi4ynyjXVFPg`
TXT	`6122D0990362B9841BD6060F0C8A838D.EXAMPLE.COMtoD098ABEB8961CDEE34D333B1FF3196B...`
SOA	`ns1.pavietnam.vn`hostmaster@conganbackan.vn 2025-05-20 #9

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2030594099

Subdomains

mail.conganbackan.vn

www.conganbackan.vn

Same first word

conganbackan.vn

DNS History

10 records (6 active, 4 former)

○NSdns17.fpt.vn2015-08-18 → 2017-06-20 · 4 obs

● 2015-08-18 00:42:36
● 2017-06-20 19:39:22
○ 2020-07-13 07:29:52
○ 2026-03-28 16:35:02

○NSdns18.fpt.vn2015-08-18 → 2017-06-20 · 4 obs

● 2015-08-18 00:42:36
● 2017-06-20 19:39:22
○ 2020-07-13 07:29:52
○ 2026-03-28 16:35:02

●NSns1.dotvndns.vn2020-07-13 → 2026-03-28 · 3 obs

○ 2017-06-20 19:39:22
● 2020-07-13 07:29:52
● 2026-03-28 16:35:02

●NSns1.pavietnam.vn2026-02-16 → 2026-03-28 · 3 obs

○ 2020-07-13 07:29:52
● 2026-02-16 10:47:54
● 2026-03-28 16:35:02

●NSns2.dotvndns.vn2020-07-13 → 2026-03-28 · 3 obs

○ 2017-06-20 19:39:22
● 2020-07-13 07:29:52
● 2026-03-28 16:35:02

●NSnsbak.dotvndns.com2020-07-13 → 2026-03-28 · 3 obs

○ 2017-06-20 19:39:22
● 2020-07-13 07:29:52
● 2026-03-28 16:35:02

●MXmail.conganbackan.vn2015-08-18 → 2026-03-28 · 2 obs

● 2015-08-18 00:42:36
● 2026-03-28 16:35:02

●A210.245.86.162026-02-16 → 2026-03-28 · 3 obs

○ 2021-12-23 04:01:26
● 2026-02-16 10:47:54
● 2026-03-28 16:35:02

○A210.245.86.432015-08-18 → 2016-08-31 · 4 obs

● 2015-08-18 00:42:36
● 2016-08-31 16:27:42
○ 2017-06-20 19:39:22
○ 2026-03-28 16:35:02

○A210.245.86.602017-06-20 → 2021-12-23 · 5 obs

○ 2016-08-31 16:27:42
● 2017-06-20 19:39:22
● 2021-12-23 04:01:26
○ 2026-02-16 10:47:54
○ 2026-03-28 16:35:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
conganbackan.vn	ns2.dotvndns.vn, ns1.dotvndns.vn, nsbak.dotvndns.com	4 records

✅ Authoritative Response

Server:222.255.121.247

NS records: ns2.dotvndns.vn, ns1.dotvndns.vn, nsbak.dotvndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for conganbackan.vn (unsigned zone)

⏱️ Timing

Total: 1889ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`210.245.86.16`
NS	3	`ns1.dotvndns.vn, nsbak.dotvndns.com...`
MX	1	`mail.conganbackan.vn (pri: 10)`
TXT	2	`_globalsign-domain-verification=nbPjoX3z, 6122D0990362B9841BD6060F0C8A838D.EXAMPLE`
SOA	1	`ns1.pavietnam.vn hostmaster.conganbackan`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.dotvndns.vn, ns1.dotvndns.vn, ns2.dotvndns.vn...)

Analysis

Hierarchy

conganbackan.vn is a parent of mail.conganbackan.vn and www.conganbackan.vn.

IP Addresses

conganbackan.vn points to a single IP address: 210.245.86.16.

Other host names such as greenoffice.com.vn, xml.vn, webhost31.fptdata.com, mail.thaiphatco.com.vn and www.ngocson.com.vn share IP numbers with conganbackan.vn.

Name Servers

conganbackan.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns1.pavietnam.vn.

At least part of the name servers for conganbackan.vn are shared with other domains, for instance travelviet.vn, keodangachvn.net, hoptackinhdoanh.vn, ttxt.vn and chops.vn.