🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mathassertions.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:8e83^{Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:5752^{Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.82^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.131^{Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arch.ns.cloudflare.com` ⭐
NS	`dorthy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dorthy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dorthy.ns.cloudflare.com`
		A	108.162.192.249^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
		A	172.64.32.249^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
		A	173.245.58.249^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dorthy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.82, 172.67.142.131
		IPv6 hints	2606:4700:3033::ac43:8e83, 2606:4700:3036::6815:5752
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com
SOA	`arch.ns.cloudflare.com`dns@cloudflare.com serial=2414036829

`com`

	DNSSEC	⚠️ Not signed
	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=1794691686

Same first word

mathassertions.dev

mathassertions.net

mathassertions.com

Similar names

thamiressantos.com.br

homeassistantr.duckdns.org

astonishstream.xyz

rhomeassistant.uk

DNS History

6 records (6 active, 0 former)

●NSarch.ns.cloudflare.com2026-09-09 → 2026-11-14 · 2 obs

● 2026-09-09 20:49:36
● 2026-11-14 21:57:48

●NSdorthy.ns.cloudflare.com2026-09-09 → 2026-11-14 · 2 obs

● 2026-09-09 20:49:36
● 2026-11-14 21:57:48

●A104.21.87.822026-09-09 → 2026-11-14 · 2 obs

● 2026-09-09 20:49:36
● 2026-11-14 21:57:48

●A172.67.142.1312026-09-09 → 2026-11-14 · 2 obs

● 2026-09-09 20:49:36
● 2026-11-14 21:57:48

●A2606:4700:3033::ac43:8e832026-09-09 → 2026-11-14 · 2 obs

● 2026-09-09 20:49:36
● 2026-11-14 21:57:48

●A2606:4700:3036::6815:57522026-09-09 → 2026-11-14 · 2 obs

● 2026-09-09 20:49:36
● 2026-11-14 21:57:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net...	-
mathassertions.com	dorthy.ns.cloudflare.com, arch.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.68

NS records: dorthy.ns.cloudflare.com, arch.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathassertions.com (unsigned zone)

⏱️ Timing

Total: 419ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.87.82, 172.67.142.131`
AAAA	2	`2606:4700:3036::6815:5752, 2606:4700:3033::ac43:8e83`
NS	2	`arch.ns.cloudflare.com, dorthy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arch.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mathassertions.com has four IP addresses: 104.21.87.82, 172.67.142.131, 2606:4700:3033::ac43:8e83 and 2606:4700:3036::6815:5752.

Name Servers

DNS delegation for mathassertions.com points to two name servers: arch.ns.cloudflare.com and dorthy.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

dorthy.ns.cloudflare.com has IP addresses 108.162.192.249, 172.64.32.249 and 173.245.58.249, plus 3 other.

mathassertions.com - robtex.com