mathplayground.com - dns.ninja

`mathplayground.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:446^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:546^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.4.70^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.5.70^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aron.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a45^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c045^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aron.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2045^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aron.ns.cloudflare.com`
		A	108.162.192.69^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
		A	172.64.32.69^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
		A	173.245.58.69^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aron.ns.cloudflare.com`
NS	`cody.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cody.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cody.ns.cloudflare.com`
		A	108.162.193.107^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	172.64.33.107^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	173.245.59.107^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`v=spf1 ip4:50.28.72.12 +a +mx +ip4:74.81.90.234 include:servers.mcsv.net ~all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.4.70, 104.18.5.70
		IPv6 hints	2606:4700::6812:446, 2606:4700::6812:546
SOA	`aron.ns.cloudflare.com`dns@cloudflare.com serial=2410345612

`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=1785790012

rank #25819 globally
rank #12676 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #13,757

Subdomains

tools.mathplayground.com

www.mathplayground.com

Same first word

mathplayground.com

mathplayground.org

Similar names

mathpalyground.com

DNS History

17 records (11 active, 6 former)

●NSaron.ns.cloudflare.com2026-04-14 → 2026-08-03 · 3 obs

○ 2017-07-23 10:32:50
● 2026-04-14 15:02:36
● 2026-08-03 21:07:18

●NScody.ns.cloudflare.com2026-04-14 → 2026-08-03 · 3 obs

○ 2017-07-23 10:32:50
● 2026-04-14 15:02:36
● 2026-08-03 21:07:18

○NSns1.bluehost.com2015-08-20 → 2016-12-08 · 4 obs

● 2015-08-20 16:07:40
● 2016-12-08 10:00:40
○ 2016-12-14 14:21:48
○ 2026-08-03 21:07:18

○NSns1.mathplayground.com2016-12-14 → 2017-07-23 · 5 obs

○ 2016-12-08 10:00:40
● 2016-12-14 14:21:48
● 2017-07-23 10:32:50
○ 2026-04-14 15:02:36
○ 2026-08-03 21:07:18

○NSns2.bluehost.com2015-08-20 → 2016-12-08 · 4 obs

● 2015-08-20 16:07:40
● 2016-12-08 10:00:40
○ 2016-12-14 14:21:48
○ 2026-08-03 21:07:18

○NSns2.mathplayground.com2016-12-14 → 2017-07-23 · 5 obs

○ 2016-12-08 10:00:40
● 2016-12-14 14:21:48
● 2017-07-23 10:32:50
○ 2026-04-14 15:02:36
○ 2026-08-03 21:07:18

●MXalt1.aspmx.l.google.com2015-08-20 → 2026-08-03 · 2 obs

● 2015-08-20 16:07:40
● 2026-08-03 21:07:18

●MXalt2.aspmx.l.google.com2015-08-20 → 2026-08-03 · 2 obs

● 2015-08-20 16:07:40
● 2026-08-03 21:07:18

●MXaspmx.l.google.com2015-08-20 → 2026-08-03 · 2 obs

● 2015-08-20 16:07:40
● 2026-08-03 21:07:18

●MXaspmx2.googlemail.com2015-08-20 → 2026-08-03 · 2 obs

● 2015-08-20 16:07:40
● 2026-08-03 21:07:18

●MXaspmx3.googlemail.com2015-08-20 → 2026-08-03 · 2 obs

● 2015-08-20 16:07:40
● 2026-08-03 21:07:18

●A104.18.4.702026-04-14 → 2026-08-03 · 3 obs

○ 2017-07-23 10:32:50
● 2026-04-14 15:02:36
● 2026-08-03 21:07:18

●A104.18.5.702026-04-14 → 2026-08-03 · 3 obs

○ 2017-07-23 10:32:50
● 2026-04-14 15:02:36
● 2026-08-03 21:07:18

●A2606:4700::6812:4462026-04-14 → 2026-08-03 · 3 obs

○ 2017-07-23 10:32:50
● 2026-04-14 15:02:36
● 2026-08-03 21:07:18

●A2606:4700::6812:5462026-04-14 → 2026-08-03 · 3 obs

○ 2017-07-23 10:32:50
● 2026-04-14 15:02:36
● 2026-08-03 21:07:18

○A50.97.54.882015-08-20 → 2016-12-08 · 4 obs

● 2015-08-20 16:07:40
● 2016-12-08 10:00:40
○ 2016-12-14 14:21:48
○ 2026-08-03 21:07:18

○A74.81.90.2342016-12-14 → 2017-07-23 · 5 obs

○ 2016-12-08 10:00:40
● 2016-12-14 14:21:48
● 2017-07-23 10:32:50
○ 2026-04-14 15:02:36
○ 2026-08-03 21:07:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
mathplayground.com	cody.ns.cloudflare.com, aron.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.107

NS records: cody.ns.cloudflare.com, aron.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathplayground.com (unsigned zone)

⏱️ Timing

Total: 56ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.4.70, 104.18.5.70`
AAAA	2	`2606:4700::6812:446, 2606:4700::6812:546`
NS	2	`aron.ns.cloudflare.com, cody.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	1	`v=spf1 ip4:50.28.72.12 +a +mx +ip4:74.81`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`aron.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cody.ns.cloudflare.com, cody.ns.cloudflare.com, cody.ns.cloudflare.com...)

Analysis

Hierarchy

mathplayground.com is the parent domain of tools.mathplayground.com and www.mathplayground.com.

IP Addresses

mathplayground.com points to the four IP addresses 104.18.4.70, 104.18.5.70, 2606:4700::6812:446 and 2606:4700::6812:546.

Additional host names — news.plumbworld.co.uk, absoluteair.com, www2.ale.com.br and two others — share IP numbers with mathplayground.com.

Name Servers

mathplayground.com uses two name servers for its delegation: aron.ns.cloudflare.com and cody.ns.cloudflare.com.

mathplayground.com shares its name server setup with other domains, including advantagecollege.org, quastorin.shop, junipercc.com and two others.

The name servers of mathplayground.com overlap at least partially with those of other domains — among them rollspace.com, ladykelly.com.tw, perfect-tennis.com and two more.

The name servers shaz.ns.cloudflare.com, jake.ns.cloudflare.com and chan.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

Hostname aron.ns.cloudflare.com directs to 108.162.192.69, 172.64.32.69 and 173.245.58.69 along with 3 other IP addresses.

Hostname cody.ns.cloudflare.com directs to 108.162.193.107, 172.64.33.107 and 173.245.59.107 along with 3 other IP addresses.

Mail Servers

mathplayground.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

mathplayground.com shares mail servers — at least in part — with other domains, including mpspride.org, ns500759.ns500758.ns500698.ns500735.ns500698.ns500735.ns500698.ns500698.ns500736.ns500736.ns500576.ns500576.ns500576.trackreceptor.com, ns500759.ns500698.ns500759.ns500758.ns500736.ns500698.ns500736.ns500698.ns500708.ns500686.ns500576.ns500652.trackreceptor.com and two others.

These mail servers are frequently used alongside mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other.

Host names with two IP numbers:

aspmx2.googlemail.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com directs traffic to 142.251.163.26 and 2607:f8b0:4004:c23::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 2800:3f0:4003:c0f::1b IP addresses each.

Both aspmx3.googlemail.com and alt2.aspmx.l.google.com resolve to 172.253.116.26 IP addresses each.