mathcup.com - dns.ninja

`mathcup.com`

DNSSEC	⚠️ Not signed
A	172.236.250.110^{🇺🇸 AKAMAI-LINODE-AP172.236.224.0/19 Akamai Technologies}
		PTR	`172-236-250-110.ip.linodeusercontent.com`
NS	`ns29.domaincontrol.com` ⭐
		A	2603:5:2181::f^{🇺🇸 GODADDY-DNS2603:5:2180::/44}
			PTR	`ns29.domaincontrol.com`
		A	97.74.104.15^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns29.domaincontrol.com`
NS	`ns30.domaincontrol.com`
		A	2603:5:2281::f^{🇺🇸 GODADDY-DNS2603:5:2280::/44}
			PTR	`ns30.domaincontrol.com`
		A	173.201.72.15^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns30.domaincontrol.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
TXT	`google-site-verification=U7J8KWGHkd805UEh6t81RiyKxtcjmPsCIskGSKO63yg`
SOA	`ns29.domaincontrol.com`dns@jomax.net 2026-05-17 #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=1782395120

Same first word

mathcup.com

mathcup.xyz

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DNS History

19 records (4 active, 15 former)

○NSns1.dnredirect.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 16:51:18
○ 2015-05-11 04:48:30
○ 2026-06-25 13:51:32

○NSns1.parkingcrew.net2017-04-02 → 2017-04-02 · 4 obs

○ 2016-07-22 12:59:08
● 2017-04-02 15:55:56
○ 2020-03-03 06:33:54
○ 2026-06-25 13:51:32

○NSns1.sedoparking.com2015-05-11 → 2016-07-22 · 5 obs

○ 2008-03-16 16:51:18
● 2015-05-11 04:48:30
● 2016-07-22 12:59:08
○ 2017-04-02 15:55:56
○ 2026-06-25 13:51:32

○NSns2.dnredirect.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 16:51:18
○ 2015-05-11 04:48:30
○ 2026-06-25 13:51:32

○NSns2.parkingcrew.net2017-04-02 → 2017-04-02 · 4 obs

○ 2016-07-22 12:59:08
● 2017-04-02 15:55:56
○ 2020-03-03 06:33:54
○ 2026-06-25 13:51:32

○NSns2.sedoparking.com2015-05-11 → 2016-07-22 · 5 obs

○ 2008-03-16 16:51:18
● 2015-05-11 04:48:30
● 2016-07-22 12:59:08
○ 2017-04-02 15:55:56
○ 2026-06-25 13:51:32

●NSns29.domaincontrol.com2020-03-03 → 2026-06-25 · 3 obs

○ 2017-04-02 15:55:56
● 2020-03-03 06:33:54
● 2026-06-25 13:51:32

●NSns30.domaincontrol.com2020-03-03 → 2026-06-25 · 3 obs

○ 2017-04-02 15:55:56
● 2020-03-03 06:33:54
● 2026-06-25 13:51:32

○MXmail.b-io.co2015-05-11 → 2015-05-11 · 4 obs

○ 2008-03-16 16:51:18
● 2015-05-11 04:48:30
○ 2015-10-15 18:53:26
○ 2026-06-25 13:51:32

○MXmail.h-email.net2017-04-02 → 2017-04-02 · 4 obs

○ 2016-07-22 12:59:08
● 2017-04-02 15:55:56
○ 2020-03-03 06:33:54
○ 2026-06-25 13:51:32

○MXmail.nickstel.com2015-10-15 → 2016-07-22 · 5 obs

○ 2015-05-11 04:48:30
● 2015-10-15 18:53:26
● 2016-07-22 12:59:08
○ 2017-04-02 15:55:56
○ 2026-06-25 13:51:32

○MXmx.quigibo.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 16:51:18
○ 2015-05-11 04:48:30
○ 2026-06-25 13:51:32

●MXsmtp.google.com2026-02-15 → 2026-06-25 · 3 obs

○ 2020-03-03 06:33:54
● 2026-02-15 23:04:18
● 2026-06-25 13:51:32

○A172.104.17.622020-03-03 → 2026-05-08 · 5 obs

○ 2017-04-02 15:55:56
● 2020-03-03 06:33:54
● 2026-05-08 02:04:16
○ 2026-06-09 12:07:02
○ 2026-06-25 13:51:32

●A172.236.250.1102026-06-09 → 2026-06-25 · 3 obs

○ 2026-05-08 02:04:16
● 2026-06-09 12:07:02
● 2026-06-25 13:51:32

○A185.53.179.62017-04-02 → 2017-04-02 · 4 obs

○ 2016-07-22 12:59:08
● 2017-04-02 15:55:56
○ 2020-03-03 06:33:54
○ 2026-06-25 13:51:32

○A216.86.155.412008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 16:51:18
○ 2015-05-11 04:48:30
○ 2026-06-25 13:51:32

○A45.33.77.952026-02-15 → 2026-05-08 · 5 obs

○ 2020-03-03 06:33:54
● 2026-02-15 23:04:18
● 2026-05-08 02:04:16
○ 2026-06-09 12:07:02
○ 2026-06-25 13:51:32

○A72.52.4.912015-05-11 → 2016-07-22 · 5 obs

○ 2008-03-16 16:51:18
● 2015-05-11 04:48:30
● 2016-07-22 12:59:08
○ 2017-04-02 15:55:56
○ 2026-06-25 13:51:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mathcup.com	ns29.domaincontrol.com, ns30.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.72.15

NS records: ns29.domaincontrol.com, ns30.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathcup.com (unsigned zone)

⏱️ Timing

Total: 227ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.236.250.110`
NS	2	`ns29.domaincontrol.com, ns30.domaincontrol.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`google-site-verification=U7J8KWGHkd805UE`
SOA	1	`ns29.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns29.domaincontrol.com, ns29.domaincontrol.com, ns30.domaincontrol.com...)

Analysis

IP Addresses

mathcup.com has exactly one IP address — 172.236.250.110.

Name Servers

The NS records for mathcup.com delegate to ns29.domaincontrol.com and ns30.domaincontrol.com.

The name server configuration of mathcup.com is shared with other domains, for instance validamos.com, paulpaturi.com, raremia.com and two others.

ns29.domaincontrol.com resolves to 97.74.104.15 and 2603:5:2181::f. Likewise, ns30.domaincontrol.com resolves to 173.201.72.15 and 2603:5:2281::f — two IP addresses apiece.

Mail Servers

mathcup.com uses one mail server — smtp.google.com.

The mail server setup of mathcup.com matches that of other domains such as mailvivo-vivoempresarial.com.br, vrwa.net, cutralcoalinstante.com and two others.

At least some of the mail servers used by mathcup.com are shared with other domains: barun-edu.com, iptv.in.th, chasehaddleton.com and two others among them.

It is common to find these mail servers paired with the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com, as well as two others.

smtp.google.com has 9 IP addresses: 142.250.31.27, 142.251.167.26, 142.251.167.27 plus 6 more.