`bidouptour.com`

DNSSEC	⚠️ Not signed
A	103.1.238.182^{🇻🇳 SUPERDATA103.1.238.0/24 -VN}
		PTR	`mx238182.superdata.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`
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`
TXT	`v=spf1 a mx ~all`
SOA	`nsbak.dotvndns.com`hostmaster@bidouptour.com 2025-06-01 #8

`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=1778467206

Subdomains

www.bidouptour.com

Same first word

bidouptour.com

DNS History

6 records (4 active, 2 former)

●NSns1.dotvndns.vn2015-08-16 → 2026-05-11 · 2 obs

● 2015-08-16 01:23:04
● 2026-05-11 03:00:44

●NSns2.dotvndns.vn2015-12-04 → 2026-05-11 · 3 obs

○ 2015-08-16 01:23:04
● 2015-12-04 20:52:00
● 2026-05-11 03:00:44

●NSnsbak.dotvndns.com2026-05-01 → 2026-05-11 · 3 obs

○ 2015-12-04 20:52:00
● 2026-05-01 10:13:50
● 2026-05-11 03:00:44

●A103.1.238.1822026-05-01 → 2026-05-11 · 3 obs

○ 2017-02-10 17:54:56
● 2026-05-01 10:13:50
● 2026-05-11 03:00:44

○A117.2.137.1162017-02-10 → 2017-02-10 · 4 obs

○ 2016-06-27 07:27:32
● 2017-02-10 17:54:56
○ 2026-05-01 10:13:50
○ 2026-05-11 03:00:44

○A123.30.75.1882015-08-16 → 2016-06-27 · 4 obs

● 2015-08-16 01:23:04
● 2016-06-27 07:27:32
○ 2017-02-10 17:54:56
○ 2026-05-11 03:00:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net...	-
bidouptour.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:112.213.89.22

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bidouptour.com (unsigned zone)

⏱️ Timing

Total: 1528ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.1.238.182`
NS	3	`ns1.dotvndns.vn, ns2.dotvndns.vn...`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`nsbak.dotvndns.com hostmaster.bidouptour`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)

Analysis

Hierarchy

The parent of www.bidouptour.com is bidouptour.com.

IP Addresses

bidouptour.com points to a single IP number: 103.1.238.182.

Other host names, for instance bidoupnuiba.gov.vn, cpcalendars.bidoupnuiba.gov.vn, www.langbiang.gov.vn, www.bidoupnuiba.gov.vn and cpcalendars.thcsnguyendudalat.edu.vn share IP numbers with bidouptour.com.

Name Servers

The domain bidouptour.com is delegated to three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

bidouptour.com shares name servers with other domains at least partially, for instance imana.vn, canhethong.com.vn, astral.vn, lvpb.info and mrvu.vn.

These name servers are commonly used with ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn and nsbak.pavietnam.net.

Host names with two IP numbers:

nsbak.dotvndns.com points to 2406:9c80::9000:302 and 112.213.89.22

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

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

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bidouptour.com

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