`rubicontours.com`

DNSSEC	⚠️ Not signed
A	150.95.16.37^{🇻🇳 GMO-ZCOM-AS-VN150.95.16.0/22 RUNSYSTEM-VN}
		PTR	`cnode003.secureweb.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}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c06::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dz-in-f26.1e100.net`
		A	142.250.101.27^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		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`⁽⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4001:c70::1b^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f27.1e100.net`
		A	192.178.209.27^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-gws-recovery-domain-verification=47974158`
TXT	`google-site-verification=BQzaIobwJFDhzbMlOuEj_NKX4X3DWUKV2SvdHxoVZVI`
SOA	`ns1.zonedns.vn`root@rubicontours.com 2024-06-03 #1

`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.rubicontours.com

Same first word

rubicontours.com

rubicontours.com.vn

DNS History

14 records (9 active, 5 former)

○NSns1.justhost.com2015-09-03 → 2017-04-14 · 4 obs

● 2015-09-03 06:20:14
● 2017-04-14 07:56:22
○ 2026-03-19 03:48:32
○ 2026-05-10 21:21:02

●NSns1.zonedns.vn2026-03-19 → 2026-05-10 · 3 obs

○ 2017-04-14 07:56:22
● 2026-03-19 03:48:32
● 2026-05-10 21:21:02

○NSns2.justhost.com2015-09-03 → 2017-04-14 · 4 obs

● 2015-09-03 06:20:14
● 2017-04-14 07:56:22
○ 2026-03-19 03:48:32
○ 2026-05-10 21:21:02

●NSns2.zonedns.vn2026-03-19 → 2026-05-10 · 3 obs

○ 2017-04-14 07:56:22
● 2026-03-19 03:48:32
● 2026-05-10 21:21:02

●NSns3.zonedns.vn2026-03-19 → 2026-05-10 · 3 obs

○ 2017-04-14 07:56:22
● 2026-03-19 03:48:32
● 2026-05-10 21:21:02

●MXalt1.aspmx.l.google.com2015-09-03 → 2026-05-10 · 2 obs

● 2015-09-03 06:20:14
● 2026-05-10 21:21:02

●MXalt2.aspmx.l.google.com2015-09-03 → 2026-05-10 · 2 obs

● 2015-09-03 06:20:14
● 2026-05-10 21:21:02

●MXalt3.aspmx.l.google.com2026-03-19 → 2026-05-10 · 3 obs

○ 2017-04-14 07:56:22
● 2026-03-19 03:48:32
● 2026-05-10 21:21:02

●MXalt4.aspmx.l.google.com2026-03-19 → 2026-05-10 · 3 obs

○ 2017-04-14 07:56:22
● 2026-03-19 03:48:32
● 2026-05-10 21:21:02

●MXaspmx.l.google.com2015-09-03 → 2026-05-10 · 2 obs

● 2015-09-03 06:20:14
● 2026-05-10 21:21:02

○MXaspmx2.googlemail.com2015-09-03 → 2017-04-14 · 4 obs

● 2015-09-03 06:20:14
● 2017-04-14 07:56:22
○ 2026-03-19 03:48:32
○ 2026-05-10 21:21:02

○MXaspmx3.googlemail.com2015-09-03 → 2017-04-14 · 4 obs

● 2015-09-03 06:20:14
● 2017-04-14 07:56:22
○ 2026-03-19 03:48:32
○ 2026-05-10 21:21:02

●A150.95.16.372026-03-19 → 2026-05-10 · 3 obs

○ 2017-04-14 07:56:22
● 2026-03-19 03:48:32
● 2026-05-10 21:21:02

○A173.254.28.262015-09-03 → 2017-04-14 · 4 obs

● 2015-09-03 06:20:14
● 2017-04-14 07:56:22
○ 2026-03-19 03:48:32
○ 2026-05-10 21:21:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
rubicontours.com	ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn	-

✅ Authoritative Response

Server:103.28.36.30

NS records: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubicontours.com (unsigned zone)

⏱️ Timing

Total: 1748ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`150.95.16.37`
NS	3	`ns2.zonedns.vn, ns1.zonedns.vn...`
MX	5	`ALT2.ASPMX.L.GOOGLE.COM (pri: 5), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	3	`google-gws-recovery-domain-verification=, v=spf1 include:_spf.google.com ~all...`
SOA	1	`ns1.zonedns.vn root.rubicontours.com`

Analysis

Hierarchy

The parent of mail.rubicontours.com is rubicontours.com.

IP Addresses

rubicontours.com points to an IP address: 150.95.16.37.

other host names include mluhyfestive2020.redapron.vn, kcntanduc.vn, ldjepbgyegcpanel.redapron.vn, vn.havendalat.com and tramchim.net.vn; they share IP numbers with rubicontours.com.

Name Servers

rubicontours.com is delegated to three name servers ns1.zonedns.vn, ns2.zonedns.vn and ns3.zonedns.vn.

rubicontours.com at least partially shares name servers with other domains, for instance sungoc.com, cokhitanminh.com.vn, hanelpt.com.vn, hanoire.com and dhts.com.vn.