`coolmath-mathgames.net`

DNSSEC	⚠️ Not signed
A	51.91.199.178^{🇫🇷 OVH51.91.0.0/16}
		PTR	`ip178.ip-51-91-199.eu`
NS	`ns-canada.topdns.com` ⭐
		A	185.7.78.112^{🇳🇱 NFORCE185.7.78.0/24 Route object for 185.7.78.0/24}
			PTR	`smtp04.topdns.com`
NS	`ns-uk.topdns.com`
		A	43.245.50.34^{🇺🇸 VR-HOSTED43.245.50.0/24 NetActuate, Inc}
			PTR	`smtp02.topdns.com`
NS	`ns-usa.topdns.com`
		A	143.198.68.197^{🇺🇸 DIGITALOCEAN143.198.64.0/20 DigitalOcean}
		A	161.35.225.48^{🇺🇸 DIGITALOCEAN161.35.224.0/20 DigitalOcean}
SOA	`ns-canada.topdns.com`hostmaster@topdns.com 2026-06-12 #1

`net`

	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=1784048152

Previously MX for

coolmath-mathgames.net

Same first word

coolmath-mathgames.net

DNS History

26 records (4 active, 22 former)

○NSbella.ns.cloudflare.com2017-07-23 → 2017-07-23 · 4 obs

○ 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

○NSdns1.namecheaphosting.com2017-03-26 → 2017-03-26 · 4 obs

○ 2016-07-28 19:30:34
● 2017-03-26 08:02:38
○ 2017-07-23 03:31:10
○ 2026-07-14 17:03:16

○NSdns2.namecheaphosting.com2017-03-26 → 2017-03-26 · 4 obs

○ 2016-07-28 19:30:34
● 2017-03-26 08:02:38
○ 2017-07-23 03:31:10
○ 2026-07-14 17:03:16

○NSlogan.ns.cloudflare.com2017-07-23 → 2017-07-23 · 4 obs

○ 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

●NSns-canada.topdns.com2026-03-01 → 2026-07-14 · 3 obs

○ 2017-07-23 03:31:10
● 2026-03-01 14:43:02
● 2026-07-14 17:03:16

●NSns-uk.topdns.com2026-03-01 → 2026-07-14 · 3 obs

○ 2017-07-23 03:31:10
● 2026-03-01 14:43:02
● 2026-07-14 17:03:16

●NSns-usa.topdns.com2026-03-01 → 2026-07-14 · 3 obs

○ 2017-07-23 03:31:10
● 2026-03-01 14:43:02
● 2026-07-14 17:03:16

○NSns1.dnsowl.com2016-07-28 → 2016-07-28 · 4 obs

○ 2016-04-05 17:46:48
● 2016-07-28 19:30:34
○ 2017-03-26 08:02:38
○ 2026-07-14 17:03:16

○NSns103.pkwebhost.net2016-04-05 → 2016-04-05 · 3 obs

● 2016-04-05 17:46:48
○ 2016-07-28 19:30:34
○ 2026-07-14 17:03:16

○NSns104.pkwebhost.net2016-04-05 → 2016-04-05 · 3 obs

● 2016-04-05 17:46:48
○ 2016-07-28 19:30:34
○ 2026-07-14 17:03:16

○NSns2.dnsowl.com2016-07-28 → 2016-07-28 · 4 obs

○ 2016-04-05 17:46:48
● 2016-07-28 19:30:34
○ 2017-03-26 08:02:38
○ 2026-07-14 17:03:16

○NSns3.dnsowl.com2016-07-28 → 2016-07-28 · 4 obs

○ 2016-04-05 17:46:48
● 2016-07-28 19:30:34
○ 2017-03-26 08:02:38
○ 2026-07-14 17:03:16

○MXcoolmath-mathgames.net2016-04-05 → 2016-04-05 · 3 obs

● 2016-04-05 17:46:48
○ 2016-07-28 19:30:34
○ 2026-07-14 17:03:16

○MXsmx1.web-hosting.com2017-03-26 → 2017-07-23 · 5 obs

○ 2016-07-28 19:30:34
● 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

○MXsmx2.web-hosting.com2017-03-26 → 2017-07-23 · 5 obs

○ 2016-07-28 19:30:34
● 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

○MXsmx3.web-hosting.com2017-03-26 → 2017-07-23 · 5 obs

○ 2016-07-28 19:30:34
● 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

○A104.31.94.2322017-07-23 → 2017-07-23 · 4 obs

○ 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

○A104.31.95.2322017-07-23 → 2017-07-23 · 4 obs

○ 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

○A107.161.23.2042016-07-28 → 2016-07-28 · 4 obs

○ 2016-04-05 17:46:48
● 2016-07-28 19:30:34
○ 2017-03-26 08:02:38
○ 2026-07-14 17:03:16

○A164.132.212.722016-07-28 → 2016-07-28 · 4 obs

○ 2016-04-05 17:46:48
● 2016-07-28 19:30:34
○ 2017-03-26 08:02:38
○ 2026-07-14 17:03:16

○A167.114.213.1992016-07-28 → 2016-07-28 · 4 obs

○ 2016-04-05 17:46:48
● 2016-07-28 19:30:34
○ 2017-03-26 08:02:38
○ 2026-07-14 17:03:16

○A172.98.196.1172016-04-05 → 2016-04-05 · 3 obs

● 2016-04-05 17:46:48
○ 2016-07-28 19:30:34
○ 2026-07-14 17:03:16

○A198.54.115.2272017-03-26 → 2017-03-26 · 4 obs

○ 2016-07-28 19:30:34
● 2017-03-26 08:02:38
○ 2017-07-23 03:31:10
○ 2026-07-14 17:03:16

○A2400:cb00:2048:1::681f:5ee82017-07-23 → 2017-07-23 · 4 obs

○ 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

○A2400:cb00:2048:1::681f:5fe82017-07-23 → 2017-07-23 · 4 obs

○ 2017-03-26 08:02:38
● 2017-07-23 03:31:10
○ 2026-03-01 14:43:02
○ 2026-07-14 17:03:16

●A51.91.199.1782026-03-01 → 2026-07-14 · 3 obs

○ 2017-07-23 03:31:10
● 2026-03-01 14:43:02
● 2026-07-14 17:03:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coolmath-mathgames.net	ns-canada.topdns.com, ns-usa.topdns.com, ns-uk.topdns.com	-

✅ Authoritative Response

Server:185.7.78.112

NS records: ns-canada.topdns.com, ns-usa.topdns.com, ns-uk.topdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolmath-mathgames.net (unsigned zone)

⏱️ Timing

Total: 2362ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.91.199.178`
NS	3	`ns-canada.topdns.com, ns-usa.topdns.com...`
SOA	1	`ns-canada.topdns.com hostmaster.topdns.c`

Analysis

IP Addresses

coolmath-mathgames.net directs to one IP number, which is 51.91.199.178.

Among the host names that share IP numbers with coolmath-mathgames.net are vitutor.com, inetor.com, mx.dervor.com and two others.

Name Servers

The authoritative name servers for coolmath-mathgames.net are ns-canada.topdns.com, ns-uk.topdns.com and ns-usa.topdns.com — three in total.

coolmath-mathgames.net has at least partial name server overlap with other domains, such as brainportinfo.com, quickspinslotmachines.com, aimerlyon.com and two others.

Hosts with two IP numbers each:

ns-usa.topdns.com directs traffic to 143.198.68.197 and 161.35.225.48.

Hosts that resolve to one IP address:

ns-canada.topdns.com has the IP address 185.7.78.112.

ns-uk.topdns.com has the IP address 43.245.50.34.

coolmath-mathgames.net - robtex.com