`visoftware.vn`

DNSSEC	⚠️ Not signed
A	103.28.37.105^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=9bLcjqG_yCyEbd5rFpoflHMKCwTCkrh5jARDJk-KuEs`
SOA	`ns1.zonedns.vn`root@visoftware.vn 2026-03-18 #3

`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 2031-04-20 #48

Subdomains

btt.visoftware.vn

Same first word

visoftware.co.uk

visoftware.ch

visoftware.com.co

visoftware.vn

visoftware.com

Similar names

ivsoftware.net

DNS History

15 records (12 active, 3 former)

●NSns1.zonedns.vn2018-05-07 → 2026-07-27 · 2 obs

● 2018-05-07 14:21:56
● 2026-07-27 06:12:32

●NSns2.zonedns.vn2018-05-07 → 2026-07-27 · 2 obs

● 2018-05-07 14:21:56
● 2026-07-27 06:12:32

●NSns3.zonedns.vn2018-05-07 → 2026-07-27 · 2 obs

● 2018-05-07 14:21:56
● 2026-07-27 06:12:32

●NSns4.zonedns.vn2026-05-01 → 2026-07-27 · 3 obs

○ 2018-05-07 14:21:56
● 2026-05-01 12:58:32
● 2026-07-27 06:12:32

●MXalt1.aspmx.l.google.com2018-05-07 → 2026-07-27 · 2 obs

● 2018-05-07 14:21:56
● 2026-07-27 06:12:32

●MXalt2.aspmx.l.google.com2018-05-07 → 2026-07-27 · 2 obs

● 2018-05-07 14:21:56
● 2026-07-27 06:12:32

○MXalt3.aspmx.l.google.com2018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 14:21:56
○ 2026-05-01 12:58:32
○ 2026-07-27 06:12:32

○MXalt4.aspmx.l.google.com2018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 14:21:56
○ 2026-05-01 12:58:32
○ 2026-07-27 06:12:32

●MXaspmx.l.google.com2018-05-07 → 2026-07-27 · 2 obs

● 2018-05-07 14:21:56
● 2026-07-27 06:12:32

●MXaspmx2.googlemail.com2026-05-01 → 2026-07-27 · 3 obs

○ 2018-05-07 14:21:56
● 2026-05-01 12:58:32
● 2026-07-27 06:12:32

●MXaspmx3.googlemail.com2026-05-01 → 2026-07-27 · 3 obs

○ 2018-05-07 14:21:56
● 2026-05-01 12:58:32
● 2026-07-27 06:12:32

●MXaspmx4.googlemail.com2026-05-01 → 2026-07-27 · 3 obs

○ 2018-05-07 14:21:56
● 2026-05-01 12:58:32
● 2026-07-27 06:12:32

●MXaspmx5.googlemail.com2026-05-01 → 2026-07-27 · 3 obs

○ 2018-05-07 14:21:56
● 2026-05-01 12:58:32
● 2026-07-27 06:12:32

●A103.28.37.1052026-05-01 → 2026-07-27 · 3 obs

○ 2018-05-07 14:21:56
● 2026-05-01 12:58:32
● 2026-07-27 06:12:32

○A45.117.81.2402018-05-07 → 2018-05-07 · 3 obs

● 2018-05-07 14:21:56
○ 2026-05-01 12:58:32
○ 2026-07-27 06:12:32

🔍 DNS Trace

Analysis

Hierarchy

visoftware.vn serves as the parent of btt.visoftware.vn.

IP Addresses

visoftware.vn has exactly one IP address — 103.28.37.105.

visoft.vn, cotrang.vn, hanoie.com plus two other host names have IP numbers in common with visoftware.vn.

Name Servers

Four name servers handle the delegation for visoftware.vn: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

visoftware.vn has at least partial name server overlap with other domains, such as hoatrangnguyen.vn, bemos.vn, inthinhphat.com and two others.

It is common to see these name servers used together with name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.

Four hosts, each with two IP addresses — ns1.zonedns.vn → 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns2.zonedns.vn → 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns3.zonedns.vn → 103.28.36.30 and 2001:df1:3200::15; ns4.zonedns.vn → 103.28.39.159 and 2001:df1:3200::15.

ns1.zonedns.vn and ns2.zonedns.vn are host names that each point to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 IP addresses.

ns3.zonedns.vn and ns4.zonedns.vn are host names that each point to 2001:df1:3200::15 IP addresses.

Mail Servers

Mail for visoftware.vn is routed through 7 mail servers, including aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

At least some of the mail servers used by visoftware.vn are shared with other domains: burkartford.com, aiforbusinessltd.co.uk, gbaedu.org and two others among them.

These mail servers are often deployed together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

aspmx5.googlemail.com points to 172.253.157.26 and 2a00:1450:400c:c23::1a.

aspmx.l.google.com points to 142.251.163.27 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1a IP addresses.