`bunthuduc.com`

DNSSEC	⚠️ Not signed
A	115.79.140.138^{🇻🇳 VIETEL-AS-AP115.79.136.0/21 Proxy-registered route object}
NS	`nsbak.pavietnam.net` ⭐
		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`
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	`ns2.pavietnam.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`
MX	`mail.bunthuduc.com` ⭐
		A	115.79.140.138^{🇻🇳 VIETEL-AS-AP115.79.136.0/21 Proxy-registered route object}
TXT	`v=spf1 a mx ip4:115.79.140.138 ~all`
SOA	`nsbak.pavietnam.net`hostmaster@bunthuduc.com 2025-08-23 #17

`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=1778446961

Subdomains

mail.bunthuduc.com

Same first word

bunthuduc.com

bunthuduc.com.vn

bunthuduc.vn

DNS History

9 records (5 active, 4 former)

○NSns1.dotvndns.vn2015-12-30 → 2016-04-16 · 5 obs

○ 2015-10-23 21:01:48
● 2015-12-30 04:13:32
● 2016-04-16 13:15:26
○ 2017-02-19 00:39:04
○ 2026-05-10 21:04:16

●NSns1.pavietnam.vn2015-05-21 → 2026-05-10 · 5 obs

● 2015-05-21 17:54:46
● 2015-12-30 04:13:32
○ 2016-04-16 13:15:26
● 2017-02-19 00:39:04
● 2026-05-10 21:04:16

○NSns2.dotvndns.vn2015-12-30 → 2016-04-16 · 5 obs

○ 2015-10-23 21:01:48
● 2015-12-30 04:13:32
● 2016-04-16 13:15:26
○ 2017-02-19 00:39:04
○ 2026-05-10 21:04:16

●NSns2.pavietnam.vn2015-05-21 → 2026-05-10 · 6 obs

● 2015-05-21 17:54:46
● 2015-10-23 21:01:48
○ 2015-12-30 04:13:32
○ 2016-04-16 13:15:26
● 2017-02-19 00:39:04
● 2026-05-10 21:04:16

●NSnsbak.pavietnam.net2026-05-01 → 2026-05-10 · 3 obs

○ 2017-02-19 00:39:04
● 2026-05-01 13:20:36
● 2026-05-10 21:04:16

●MXmail.bunthuduc.com2015-05-21 → 2026-05-10 · 2 obs

● 2015-05-21 17:54:46
● 2026-05-10 21:04:16

○A112.213.89.752015-05-21 → 2016-04-16 · 4 obs

● 2015-05-21 17:54:46
● 2016-04-16 13:15:26
○ 2017-02-19 00:39:04
○ 2026-05-10 21:04:16

●A115.79.140.1382026-05-01 → 2026-05-10 · 3 obs

○ 2017-02-19 00:39:04
● 2026-05-01 13:20:36
● 2026-05-10 21:04:16

○A210.2.87.72017-02-19 → 2017-02-19 · 4 obs

○ 2016-04-16 13:15:26
● 2017-02-19 00:39:04
○ 2026-05-01 13:20:36
○ 2026-05-10 21:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bunthuduc.com	nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn	-

✅ Authoritative Response

Server:222.255.121.247

NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bunthuduc.com (unsigned zone)

⏱️ Timing

Total: 1443ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`115.79.140.138`
NS	3	`ns1.pavietnam.vn, nsbak.pavietnam.net...`
MX	1	`mail.bunthuduc.com (pri: 10)`
TXT	1	`v=spf1 a mx ip4:115.79.140.138 ~all`
SOA	1	`nsbak.pavietnam.net hostmaster.bunthuduc`

Analysis

Hierarchy

bunthuduc.com is the parent of mail.bunthuduc.com.

IP Addresses

bunthuduc.com resolves to a single IP address: 115.79.140.138.

Other host names including bunnguyenbinh.vn, mail.buntuoi.com.vn, buntuoi.vn, buntuoi.com.vn and buntuoi.com share IP numbers with bunthuduc.com.

Name Servers

bunthuduc.com is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.

bunthuduc.com at least partially shares name servers with other domains, including taitaovu.com, vinhomegroup.com.vn, ssc.vn, asianbridge.vn and v-italy.vn.

these name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and ns3.dotvndns.vn.

Host names with two IP numbers:

nsbak.pavietnam.net points to: 2406:9c80::9000:302 and 112.213.89.22

ns1.pavietnam.vn points to: 2406:9c80::66 and 112.213.89.3

ns2.pavietnam.vn points to: 2406:9c80::9000:111 and 222.255.121.247

Mail Servers

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

mail.bunthuduc.com points to a single IP: 115.79.140.138.

bunthuduc.com - robtex.com

bunthuduc.com

com