math.expert - dns.ninja

`math.expert`

DNSSEC	⚠️ Not signed
A	162.55.63.162^{🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC}
		PTR	`static.162.63.55.162.clients.your-server.de`
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1760087990

`expert`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.expert` ⭐
	NS	`v0n1.nic.expert`
	NS	`v0n2.nic.expert`
	NS	`v0n3.nic.expert`
	NS	`v2n0.nic.expert`
	NS	`v2n1.nic.expert`
	SOA	`v0n0.nic.expert`hostmaster@donuts.email serial=1780937089

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DNS History

13 records (8 active, 5 former)

●NSdns1.registrar-servers.com2026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

●NSdns2.registrar-servers.com2026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

○NSns27.domaincontrol.com2016-12-11 → 2016-12-11 · 3 obs

● 2016-12-11 00:16:54
○ 2026-03-27 06:40:58
○ 2026-06-08 17:00:14

○NSns28.domaincontrol.com2016-12-11 → 2016-12-11 · 3 obs

● 2016-12-11 00:16:54
○ 2026-03-27 06:40:58
○ 2026-06-08 17:00:14

●MXeforward1.registrar-servers.com2026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

●MXeforward2.registrar-servers.com2026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

●MXeforward3.registrar-servers.com2026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

●MXeforward4.registrar-servers.com2026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

●MXeforward5.registrar-servers.com2026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

○MXmailstore1.secureserver.net2016-12-11 → 2016-12-11 · 3 obs

● 2016-12-11 00:16:54
○ 2026-03-27 06:40:58
○ 2026-06-08 17:00:14

○MXsmtp.secureserver.net2016-12-11 → 2016-12-11 · 3 obs

● 2016-12-11 00:16:54
○ 2026-03-27 06:40:58
○ 2026-06-08 17:00:14

●A162.55.63.1622026-03-27 → 2026-06-08 · 3 obs

○ 2016-12-11 00:16:54
● 2026-03-27 06:40:58
● 2026-06-08 17:00:14

○A184.168.221.602016-12-11 → 2016-12-11 · 3 obs

● 2016-12-11 00:16:54
○ 2026-03-27 06:40:58
○ 2026-06-08 17:00:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
expert	v2n1.nic.expert, v0n1.nic.expert, v0n3.nic.expert, v0n0.nic.expert...	12 records
math.expert	dns1.registrar-servers.com, dns2.registrar-servers.com	-

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for math.expert (unsigned zone)

⏱️ Timing

Total: 574ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.55.63.162`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.expert, v2n1.nic.expert, v0n1.nic.expert...)

Analysis

IP Addresses

math.expert resolves to one IP address: 162.55.63.162.

Host names such as monalisacosmetic.dk and static.162.63.55.162.clients.your-server.de share IP numbers with math.expert.

Name Servers

math.expert has two authoritative name servers — dns1.registrar-servers.com and dns2.registrar-servers.com.

math.expert uses the same name servers as several other domains — among them hellotimbr.com, carterreedy.com, 43ku5h-mirror.com and two more.

math.expert shares at least some of its name servers with other domains, including westues.com, elizabethdame.com, blaaarg.com and two others.

These name servers are frequently paired with the name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Both dns1.registrar-servers.com and dns2.registrar-servers.com have two IP addresses each. dns1.registrar-servers.com resolves to 156.154.132.200 and 2610:a1:1024::200; dns2.registrar-servers.com resolves to 156.154.133.200 and 2610:a1:1025::200.

Mail Servers

math.expert has 5 mail servers — eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two more.

math.expert has at least partial mail server overlap with other domains such as wipalaco.com, gaborsoter.com, ztmiller.com and two more.

The mail servers eforward5.registrar-servers.com, eforward4.registrar-servers.com, eforward6.registrar-servers.com and eforward7.registrar-servers.com are commonly seen alongside these mail servers.

Host names with one IP number:

eforward1.registrar-servers.com resolves to 162.255.118.51.

eforward2.registrar-servers.com resolves to 162.255.118.52.

eforward3.registrar-servers.com resolves to 162.255.118.51.

eforward4.registrar-servers.com resolves to 162.255.118.52.

eforward5.registrar-servers.com resolves to 162.255.118.51.

The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve to 162.255.118.51.

The host names eforward2.registrar-servers.com and eforward4.registrar-servers.com both resolve to 162.255.118.52 IP addresses.