`mathmasteronline.com`

DNSSEC	⚠️ Not signed
A	104.247.81.99^{🇨🇦 TEAMINTERNET-CA-AS104.247.80.0/22 Proxy Registration for Team Internet by Next Dimension}
		PTR	`ip-104-247-81-99.defastlink.net`
NS	`ns1.parkingcrew.net` ⭐
		A	13.248.158.159^{🇺🇸 Amazon13.248.144.0/20}
			PTR	`a94f3aae71d6f0705.awsglobalaccelerator.com`
NS	`ns2.parkingcrew.net`
		A	76.223.21.9^{🇺🇸 Amazon76.223.16.0/20}
			PTR	`a94f3aae71d6f0705.awsglobalaccelerator.com`
MX	`mail.h-email.net` ⭐
		A	5.75.171.74^{🇩🇪 Hetzner5.75.128.0/17 HETZNER-DC}
			PTR	`mail.h-email.net`
		A	5.161.98.212^{🇺🇸 HETZNER-CLOUD2-AS5.161.98.0/24}
			PTR	`mail.h-email.net`
		A	5.161.194.135^{🇺🇸 HETZNER-CLOUD2-AS5.161.194.0/24}
			PTR	`static.135.194.161.5.clients.your-server.de`
		A	49.13.4.90^{🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC}
			PTR	`static.90.4.13.49.clients.your-server.de`
		A	91.107.214.206^{🇩🇪 Hetzner91.107.128.0/17 HETZNER-DC}
			PTR	`static.206.214.107.91.clients.your-server.de`
		A	162.55.164.116^{🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC}
			PTR	`static.116.164.55.162.clients.your-server.de`
		A	165.227.156.49^{🇩🇪 DIGITALOCEAN165.227.144.0/20 DigitalOcean}
			PTR	`mail3.h-email.net`
		A	165.227.159.144^{🇩🇪 DIGITALOCEAN165.227.144.0/20 DigitalOcean}
			PTR	`mail2.h-email.net`
		A	167.235.143.33^{🇩🇪 Hetzner167.235.0.0/16 HETZNER-DC}
			PTR	`mail.h-email.net`
		A	178.62.199.248^{🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean}
			PTR	`mail.h-email.net`
TXT	`v=spf1 ip6:fd1b:212c:a5f9::/48 -all`
SOA	`ns1.parkingcrew.net`hostmaster@mathmasteronline.com serial=1771952523

`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

mathmasteronline.com

DNS History

12 records (4 active, 8 former)

●NSns1.parkingcrew.net2026-03-14 → 2026-03-14 · 3 obs

○ 2026-02-21 11:58:40
● 2026-03-14 12:29:58
● 2026-03-14 12:30:02

○NSns1.renewyourname.net2017-03-26 → 2017-03-26 · 4 obs

○ 2016-08-08 05:16:08
● 2017-03-26 23:19:06
○ 2026-02-21 11:58:40
○ 2026-03-14 12:30:02

●NSns2.parkingcrew.net2026-03-14 → 2026-03-14 · 3 obs

○ 2026-02-21 11:58:40
● 2026-03-14 12:29:58
● 2026-03-14 12:30:02

○NSns2.renewyourname.net2017-03-26 → 2017-03-26 · 4 obs

○ 2016-08-08 05:16:08
● 2017-03-26 23:19:06
○ 2026-02-21 11:58:40
○ 2026-03-14 12:30:02

○NSns8291.hostgator.com2015-08-23 → 2026-02-21 · 6 obs

● 2015-08-23 06:08:48
● 2016-08-08 05:16:08
○ 2017-03-26 23:19:06
● 2026-02-21 11:58:40
○ 2026-03-14 12:29:58
○ 2026-03-14 12:30:02

○NSns8292.hostgator.com2015-08-23 → 2026-02-21 · 6 obs

● 2015-08-23 06:08:48
● 2016-08-08 05:16:08
○ 2017-03-26 23:19:06
● 2026-02-21 11:58:40
○ 2026-03-14 12:29:58
○ 2026-03-14 12:30:02

●MXmail.h-email.net2026-03-14 → 2026-03-14 · 3 obs

○ 2017-03-26 23:19:06
● 2026-03-14 12:29:58
● 2026-03-14 12:30:02

○MXmail.mathmasteronline.com2015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 06:08:48
● 2016-08-08 05:16:08
○ 2017-03-26 23:19:06
○ 2026-03-14 12:30:02

●A104.247.81.992026-03-14 → 2026-03-14 · 3 obs

○ 2026-02-21 11:58:40
● 2026-03-14 12:29:58
● 2026-03-14 12:30:02

○A192.185.4.1582026-02-21 → 2026-03-14 · 2 obs

○ 2026-02-21 11:58:40
○ 2026-03-14 12:30:02

○A192.185.52.1732015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 06:08:48
● 2016-08-08 05:16:08
○ 2017-03-26 23:19:06
○ 2026-03-14 12:30:02

○A69.172.201.2172017-03-26 → 2017-03-26 · 4 obs

○ 2016-08-08 05:16:08
● 2017-03-26 23:19:06
○ 2026-02-21 11:58:40
○ 2026-03-14 12:30:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net...	-
mathmasteronline.com	ns1.parkingcrew.net, ns2.parkingcrew.net	-

✅ Authoritative Response

Server: 76.223.21.9

NS records: ns1.parkingcrew.net, ns2.parkingcrew.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathmasteronline.com (unsigned zone)

⏱️ Timing

Total: 278ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.247.81.99`
NS	2	`ns1.parkingcrew.net, ns2.parkingcrew.net`
MX	1	`mail.h-email.net (pri: 5)`
TXT	1	`v=spf1 ip6:fd1b:212c:a5f9::/48 -all`
SOA	1	`ns1.parkingcrew.net hostmaster.mathmaste`

Analysis

IP Addresses

mathmasteronline.com resolves to one IP number: 104.247.81.99.

Other host names, for instance dayspatacular.com, slik.net, 5566-xshop.kuphp.net, angelfire.ocru.ro and guitarmaster.de share IP numbers with mathmasteronline.com.

Name Servers

mathmasteronline.com's delegation uses two name servers: ns1.parkingcrew.net and ns2.parkingcrew.net.

mathmasteronline.com uses the same name server setup as other domains, such as cuttingedge.co.za, yourredwagonfarm.com, mail.paytv.de, surfersparadise.net.au and mail.canmine.com.

mathmasteronline.com shares name servers with other domains at least partially, for example 65.0.static-chennai.tcl.net.in, ns5.ns6.root.ns3.ns1.root.maribit.com and 178.0.static-ahmedabad.tcl.net.in.

Host names with a single IP address: ns1.parkingcrew.net points to 13.248.158.159; ns2.parkingcrew.net points to 76.223.21.9.

Mail Servers

A single mail server handles mathmasteronline.com, mail.h-email.net.

mathmasteronline.com shares the same mail server setup as other domains, for instance thegengen.com, itwinsulation.com, googia.com, sit.co.za and aaidu.org.

Host mail.h-email.net resolves to ten IP numbers: 5.75.171.74, 5.161.98.212, 5.161.194.135, 49.13.4.90, 91.107.214.206, 162.55.164.116, 165.227.156.49, 165.227.159.144, 167.235.143.33 and 178.62.199.248.

mathmasteronline.com - robtex.com