`mathsiscoolfun.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:8809^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3640^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.64^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.136.9^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`irma.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`irma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`irma.ns.cloudflare.com`
		A	108.162.192.166^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
		A	172.64.32.166^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
		A	173.245.58.166^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
NS	`ivan.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c178^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ivan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2178^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ivan.ns.cloudflare.com`
		A	108.162.193.120^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	172.64.33.120^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	173.245.59.120^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.54.64, 172.67.136.9
		IPv6	2606:4700:3036::ac43:8809, 2606:4700:3037::6815:3640
SOA	`irma.ns.cloudflare.com`dns@cloudflare.com serial=2397727352

`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

📈 Tranco rank: #478,709

Subdomains

usr.mathsiscoolfun.com

Same first word

mathsiscoolfun.com

DNS History

10 records (6 active, 4 former)

●NSirma.ns.cloudflare.com2026-03-01 → 2026-03-23 · 2 obs

● 2026-03-01 22:49:48
● 2026-03-23 11:29:14

●NSivan.ns.cloudflare.com2026-03-01 → 2026-03-23 · 2 obs

● 2026-03-01 22:49:48
● 2026-03-23 11:29:14

●A104.21.54.642026-03-01 → 2026-03-23 · 3 obs

● 2026-03-01 22:49:48
○ 2026-03-04 23:20:12
● 2026-03-23 11:29:14

●A172.67.136.92026-03-01 → 2026-03-23 · 3 obs

● 2026-03-01 22:49:48
○ 2026-03-04 23:20:12
● 2026-03-23 11:29:14

○A188.114.96.02026-03-04 → 2026-03-04 · 3 obs

○ 2026-03-01 22:49:48
● 2026-03-04 23:20:12
○ 2026-03-23 11:29:14

○A188.114.97.02026-03-04 → 2026-03-04 · 3 obs

○ 2026-03-01 22:49:48
● 2026-03-04 23:20:12
○ 2026-03-23 11:29:14

●A2606:4700:3036::ac43:88092026-03-01 → 2026-03-23 · 3 obs

● 2026-03-01 22:49:48
○ 2026-03-04 23:20:12
● 2026-03-23 11:29:14

●A2606:4700:3037::6815:36402026-03-01 → 2026-03-23 · 3 obs

● 2026-03-01 22:49:48
○ 2026-03-04 23:20:12
● 2026-03-23 11:29:14

○A2a06:98c1:3120::2026-03-04 → 2026-03-04 · 3 obs

○ 2026-03-01 22:49:48
● 2026-03-04 23:20:12
○ 2026-03-23 11:29:14

○A2a06:98c1:3121::2026-03-04 → 2026-03-04 · 3 obs

○ 2026-03-01 22:49:48
● 2026-03-04 23:20:12
○ 2026-03-23 11:29:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mathsiscoolfun.com	ivan.ns.cloudflare.com, irma.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.166

NS records: ivan.ns.cloudflare.com, irma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathsiscoolfun.com (unsigned zone)

⏱️ Timing

Total: 220ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.136.9, 104.21.54.64`
AAAA	2	`2606:4700:3036::ac43:8809, 2606:4700:3037::6815:3640`
NS	2	`irma.ns.cloudflare.com, ivan.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`irma.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mathsiscoolfun.com is the parent of usr.mathsiscoolfun.com.

IP Addresses

mathsiscoolfun.com points to four IP numbers: 2606:4700:3036::ac43:8809, 2606:4700:3037::6815:3640, 104.21.54.64 and 172.67.136.9.

For instance, other host names gwntc.net, wussmann.com, batterychina.net, www.z8z99.com and iamita.com share IP numbers with mathsiscoolfun.com.

Name Servers

mathsiscoolfun.com is delegated to two name servers: irma.ns.cloudflare.com and ivan.ns.cloudflare.com.

mathsiscoolfun.com uses the same name server setup as other domains such as nnx.be, allergy.ge, wackagames.com, ldsup.com and nbk.io.

mathsiscoolfun.com shares name servers with other domains at least partially, for example avenue.ca, acmc.com.hk, mkn.co.uk, chatgirl.fr and futurefinishes.com.

These name servers are commonly used with nitin.ns.cloudflare.com.

Host names with six IP numbers: host name irma.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa6, 2803:f800:50::6ca2:c0a6, 2a06:98c1:50::ac40:20a6, 108.162.192.166, 172.64.32.166 and 173.245.58.166; host name ivan.ns.cloudflare.com points to: 2606:4700:58::adf5:3b78, 2803:f800:50::6ca2:c178, 2a06:98c1:50::ac40:2178, 108.162.193.120, 172.64.33.120 and 173.245.59.120.

mathsiscoolfun.com - robtex.com