`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 22:45:06

○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 22:45:06

●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 22:45:06

○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 22:45:06

○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 22:45:06

○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 22:45:06

●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 22:45:06

○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 22:45:06

●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 22:45:06

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

○ 2026-02-21 11:58:40
○ 2026-03-14 22:45:06

○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 22:45:06

○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 22:45:06

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server: 13.248.158.159

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathmasteronline.com (unsigned zone)

⏱️ Timing

Total: 771ms | 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 a single IP address: 104.247.81.99.

Other host names including 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 shares the same name server setup as other domains, for example cuttingedge.co.za, yourredwagonfarm.com, mail.paytv.de, surfersparadise.net.au and mail.canmine.com.

mathmasteronline.com at least partially shares name servers with other domains, 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:

ns1.parkingcrew.net points to 13.248.158.159.

ns2.parkingcrew.net points to 76.223.21.9.

Mail Servers

mathmasteronline.com is handled by a single mail server, mail.h-email.net.

mathmasteronline.com shares its mail server setup with other domains, including thegengen.com, itwinsulation.com, googia.com, sit.co.za and aaidu.org.

Host mail.h-email.net points 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