`usr.mathsiscoolfun.com`

DNSSEC	⚠️ Not signed
A	51.79.99.101^{🇨🇦 OVH51.79.0.0/17 Hosting route}
		PTR	`ns567975.ip-51-79-99.net`

`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` ⭐
NS	`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

📈 Tranco rank: #480,661

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DNS History

1 record (1 active, 0 former)

●A51.79.99.1012026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 08:57:32
● 2026-03-24 12:55:42

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:108.162.193.120

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: 75ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.79.99.101`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

usr.mathsiscoolfun.com resolves to one IP number: 51.79.99.101.

usr.mathsiscoolfun.com - robtex.com