mathvn.com - dns.ninja

`mathvn.com`

DNSSEC	⚠️ Not signed
A	216.239.32.21^{🇺🇸 Google216.239.32.0/24}
		PTR	`any-in-2015.1e100.net`
A	216.239.34.21^{🇺🇸 Google216.239.34.0/24}
A	216.239.36.21^{🇺🇸 Google216.239.36.0/24}
A	216.239.38.21^{🇺🇸 Google216.239.38.0/24}
NS	`ns1.dnsowl.com` ⭐
		A	2400:cb00:2049:1::a29f:1a88^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1bad^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.136^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.173^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.dnsowl.com`
		A	2400:cb00:2049:1::a29f:1a31^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b82^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.49^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.130^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.dnsowl.com`
		A	2400:cb00:2049:1::a29f:1aea^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b62^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.234^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.98^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx4.emailowl.com` ⭐
		A	207.246.121.203^{🇺🇸 AS-VULTR207.246.120.0/21 Vultr Assigned Prefix}
			PTR	`mx4.emailowl.com`
MX	`mx5.emailowl.com` ⭐
		A	45.63.17.188^{🇺🇸 AS-VULTR45.63.16.0/21 Vultr Assigned Prefix}
			PTR	`mx5.emailowl.com`
MX	`mx6.emailowl.com` ⭐
		A	107.191.41.169^{🇺🇸 AS-VULTR107.191.40.0/22 Vultr Assigned Prefix}
			PTR	`mx6.emailowl.com`
TXT	`google-site-verification=g37KG4EusVHGF5R8Dv9YkbmmMcQ9Lmezd7QSwRtY1Gk`
TXT	`v=spf1 a mx ~all`
SOA	`ns1.dnsowl.com`hostmaster@dnsowl.com serial=1783837609

`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=1783837267

WOT: SAFE (75/100)
📈 Tranco rank: #821,462

Subdomains

www.mathvn.com

Same first word

mathvn.com

Similar names

mtnvha.com

mtvhan.com

amhntv.com

manhtv.com

vnmath.com

manhtv.io.vn

DNS History

20 records (10 active, 10 former)

●NSns1.dnsowl.com2015-08-21 → 2026-07-12 · 2 obs

● 2015-08-21 21:22:38
● 2026-07-12 06:28:48

●NSns2.dnsowl.com2015-08-21 → 2026-07-12 · 2 obs

● 2015-08-21 21:22:38
● 2026-07-12 06:28:48

●NSns3.dnsowl.com2015-08-21 → 2026-07-12 · 2 obs

● 2015-08-21 21:22:38
● 2026-07-12 06:28:48

○MXalt1.aspmx.l.google.com2015-08-21 → 2016-12-08 · 4 obs

● 2015-08-21 21:22:38
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

○MXalt2.aspmx.l.google.com2015-08-21 → 2016-12-08 · 4 obs

● 2015-08-21 21:22:38
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

○MXaspmx.l.google.com2015-08-21 → 2016-12-08 · 4 obs

● 2015-08-21 21:22:38
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

○MXaspmx2.googlemail.com2015-08-21 → 2016-12-08 · 4 obs

● 2015-08-21 21:22:38
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

○MXaspmx3.googlemail.com2015-08-21 → 2016-12-08 · 4 obs

● 2015-08-21 21:22:38
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

○MXaspmx4.googlemail.com2015-08-21 → 2016-12-08 · 4 obs

● 2015-08-21 21:22:38
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

○MXaspmx5.googlemail.com2015-08-21 → 2016-12-08 · 4 obs

● 2015-08-21 21:22:38
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

●MXmx4.emailowl.com2026-02-24 → 2026-07-12 · 3 obs

○ 2016-12-08 18:34:42
● 2026-02-24 12:53:18
● 2026-07-12 06:28:48

●MXmx5.emailowl.com2026-02-24 → 2026-07-12 · 3 obs

○ 2016-12-08 18:34:42
● 2026-02-24 12:53:18
● 2026-07-12 06:28:48

●MXmx6.emailowl.com2026-02-24 → 2026-07-12 · 3 obs

○ 2016-12-08 18:34:42
● 2026-02-24 12:53:18
● 2026-07-12 06:28:48

○A173.194.72.1212015-08-21 → 2016-01-28 · 4 obs

● 2015-08-21 21:22:38
● 2016-01-28 01:15:02
○ 2016-04-18 23:29:48
○ 2026-07-12 06:28:48

●A216.239.32.212016-04-18 → 2026-07-12 · 3 obs

○ 2016-01-28 01:15:02
● 2016-04-18 23:29:48
● 2026-07-12 06:28:48

●A216.239.34.212016-04-18 → 2026-07-12 · 3 obs

○ 2016-01-28 01:15:02
● 2016-04-18 23:29:48
● 2026-07-12 06:28:48

●A216.239.36.212016-04-18 → 2026-07-12 · 3 obs

○ 2016-01-28 01:15:02
● 2016-04-18 23:29:48
● 2026-07-12 06:28:48

●A216.239.38.212016-04-18 → 2026-07-12 · 3 obs

○ 2016-01-28 01:15:02
● 2016-04-18 23:29:48
● 2026-07-12 06:28:48

○A74.125.129.1212015-08-21 → 2016-01-28 · 4 obs

● 2015-08-21 21:22:38
● 2016-01-28 01:15:02
○ 2016-04-18 23:29:48
○ 2026-07-12 06:28:48

○A74.125.130.1212016-04-18 → 2016-12-08 · 5 obs

○ 2016-01-28 01:15:02
● 2016-04-18 23:29:48
● 2016-12-08 18:34:42
○ 2026-02-24 12:53:18
○ 2026-07-12 06:28:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...	-
mathvn.com	ns1.dnsowl.com, ns2.dnsowl.com, ns3.dnsowl.com	12 records

✅ Authoritative Response

Server:162.159.26.136

NS records: ns1.dnsowl.com, ns2.dnsowl.com, ns3.dnsowl.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathvn.com (unsigned zone)

⏱️ Timing

Total: 750ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`216.239.32.21, 216.239.38.21...`
NS	3	`ns1.dnsowl.com, ns2.dnsowl.com...`
MX	3	`mx4.emailowl.com (pri: 10), mx5.emailowl.com (pri: 10)...`
TXT	2	`google-site-verification=g37KG4EusVHGF5R, v=spf1 a mx ~all`
SOA	1	`ns1.dnsowl.com hostmaster.dnsowl.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns1.dnsowl.com, ns1.dnsowl.com, ns1.dnsowl.com...)

Analysis

Hierarchy

The domain www.mathvn.com falls under the parent mathvn.com.

IP Addresses

mathvn.com directs to four IP numbers, which are 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.

Two other host names, along with bd73.com, stadfam.com and trendingvid.com, also share IP numbers with mathvn.com.

Name Servers

mathvn.com is delegated to three name servers: ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com.

At least some of mathvn.com's name servers are shared with other domains, for example e-chinaife.com, naifen200.com, secretmath.org and two more.

Each of the hosts ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com resolves to four IP addresses: ns1.dnsowl.com points to 162.159.26.136, 162.159.27.173, 2400:cb00:2049:1::a29f:1a88 and 2400:cb00:2049:1::a29f:1bad; ns2.dnsowl.com points to 162.159.26.49, 162.159.27.130, 2400:cb00:2049:1::a29f:1a31 and 2400:cb00:2049:1::a29f:1b82; and ns3.dnsowl.com points to 162.159.26.234, 162.159.27.98, 2400:cb00:2049:1::a29f:1aea and 2400:cb00:2049:1::a29f:1b62.

Mail Servers

The MX records for mathvn.com list three mail servers: mx4.emailowl.com, mx5.emailowl.com and mx6.emailowl.com.

There is at least a partial MX overlap between mathvn.com and other domains, including nmcoupling.com, radiofidelity.com, pixira.com and two others.

mx4.emailowl.com, mx5.emailowl.com and mx6.emailowl.com each resolve to a single IP address: mx4.emailowl.com resolves to 207.246.121.203, mx5.emailowl.com resolves to 45.63.17.188 and mx6.emailowl.com resolves to 107.191.41.169.