`duclestone.com`

DNSSEC	⚠️ Not signed
A	210.211.119.244^{🇻🇳 VTDC-AS-VN210.211.112.0/21 Proxy-registered route object}
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`
MX	`mx1.000nethost.com` ⭐
		A	103.216.116.14^{🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN}
			PTR	`mx1.smtp-in.onemail.vn`
MX	`mx2.000nethost.com` ⭐
		A	103.72.96.29^{🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN}
			PTR	`mx2.smtp-in.onemail.vn`
MX	`mx3.000nethost.com` ⭐
		A	103.56.162.10^{🇻🇳 VNPT-AS-VN103.56.160.0/22 INETSOFT-VN}
			PTR	`mx3.smtp-in.onemail.vn`
MX	`smtp.google.com`⁽¹⁾
		A	2607:f8b0:4023:c06::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dz-in-f26.1e100.net`
		A	2607:f8b0:4023:c06::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dz-in-f27.1e100.net`
		A	2607:f8b0:4023:c0b::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dd-in-f26.1e100.net`
		A	2607:f8b0:4023:c0b::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dd-in-f27.1e100.net`
		A	142.250.101.26^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f26.1e100.net`
		A	142.250.101.27^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f27.1e100.net`
		A	142.250.141.26^{🇺🇸 Google142.250.141.0/24}
			PTR	`dd-in-f26.1e100.net`
		A	142.250.141.27^{🇺🇸 Google142.250.141.0/24}
			PTR	`dd-in-f27.1e100.net`
		A	142.251.2.26^{🇺🇸 Google142.251.2.0/24}
			PTR	`dl-in-f26.1e100.net`
TXT	`google-site-verification=5DJhcG9Y2bcm8HKR6vmU6osev3VYabhpThy8_cJIRLg`
TXT	`v=spf1 a mx ~all`
TXT	`v=spf1 include:_spf.000nethost.com ~all`
SOA	`nsbak.dotvndns.com`hostmaster@duclestone.com 2025-07-18 #15

`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=1771291435

Same first word

duclestone.com

Similar names

cloudnetes.com

DNS History

10 records (8 active, 2 former)

●NSns1.dotvndns.vn2018-07-18 → 2026-03-21 · 2 obs

● 2018-07-18 00:17:42
● 2026-03-21 08:26:40

●NSns2.dotvndns.vn2018-07-18 → 2026-03-21 · 2 obs

● 2018-07-18 00:17:42
● 2026-03-21 08:26:40

●NSnsbak.dotvndns.com2018-07-18 → 2026-03-21 · 2 obs

● 2018-07-18 00:17:42
● 2026-03-21 08:26:40

○MXmail.duclestone.com2018-07-18 → 2018-07-18 · 3 obs

● 2018-07-18 00:17:42
○ 2026-03-04 19:53:08
○ 2026-03-21 08:26:40

●MXmx1.000nethost.com2026-03-04 → 2026-03-21 · 3 obs

○ 2018-07-18 00:17:42
● 2026-03-04 19:53:08
● 2026-03-21 08:26:40

●MXmx2.000nethost.com2026-03-04 → 2026-03-21 · 3 obs

○ 2018-07-18 00:17:42
● 2026-03-04 19:53:08
● 2026-03-21 08:26:40

●MXmx3.000nethost.com2026-03-04 → 2026-03-21 · 3 obs

○ 2018-07-18 00:17:42
● 2026-03-04 19:53:08
● 2026-03-21 08:26:40

●MXsmtp.google.com2026-03-04 → 2026-03-21 · 3 obs

○ 2018-07-18 00:17:42
● 2026-03-04 19:53:08
● 2026-03-21 08:26:40

○A103.7.41.1752018-07-18 → 2018-07-18 · 3 obs

● 2018-07-18 00:17:42
○ 2026-03-04 19:53:08
○ 2026-03-21 08:26:40

●A210.211.119.2442026-03-04 → 2026-03-21 · 3 obs

○ 2018-07-18 00:17:42
● 2026-03-04 19:53:08
● 2026-03-21 08:26:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
duclestone.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server: 112.213.89.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duclestone.com (unsigned zone)

⏱️ Timing

Total: 1815ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`210.211.119.244`
NS	3	`ns1.dotvndns.vn, nsbak.dotvndns.com...`
MX	4	`mx2.000nethost.com (pri: 0), mx1.000nethost.com (pri: 0)...`
TXT	3	`v=spf1 include:_spf.000nethost.com ~all, v=spf1 a mx ~all...`
SOA	1	`nsbak.dotvndns.com hostmaster.duclestone`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

duclestone.com points to a single IP: 210.211.119.244.

Other host names, for instance da244.halink.cloud, tanduy.com, phukienkhicongnghiep.com, catnhanmac.com and sieuthivanphong.net share IP numbers with duclestone.com.

Name Servers

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

duclestone.com at least partially shares its name servers with other domains, for instance bacsitoc.com, bienhoa.edu.vn, macroza.vn, sptc.edu.vn and giadungthienduyen.com.