`finalgrade-calculator.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4f51^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a95d^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.81^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.169.93^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lennox.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cd6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennox.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lennox.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lennox.ns.cloudflare.com`
		A	108.162.195.214^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennox.ns.cloudflare.com`
		A	162.159.44.214^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennox.ns.cloudflare.com`
		A	172.64.35.214^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennox.ns.cloudflare.com`
NS	`violet.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aed^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ed^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`violet.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ed^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`violet.ns.cloudflare.com`
		A	108.162.192.237^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	172.64.32.237^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	173.245.58.237^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
MX	`_dc-mx.a201c9bf3b54.finalgrade-calculator.com` ⭐
		A	103.119.218.21
			PTR	`103.119.218.21-static.reverse.arandomserver.com`
TXT	`v=spf1 +a +mx +ip4:172.96.191.17 include:_spf.arandomserver.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.81, 172.67.169.93
		IPv6 hints	2606:4700:3031::6815:4f51, 2606:4700:3033::ac43:a95d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=218, name=cloudflare-ech.com
SOA	`lennox.ns.cloudflare.com`dns@cloudflare.com serial=2410899832

`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=1785617497

rank #661835 globally
rank #275859 in the tld

Same first word

finalgrade-calculator.com

DNS History

9 records (7 active, 2 former)

●NSlennox.ns.cloudflare.com2026-06-02 → 2026-08-01 · 2 obs

● 2026-06-02 22:44:18
● 2026-08-01 21:18:04

●NSviolet.ns.cloudflare.com2026-06-02 → 2026-08-01 · 2 obs

● 2026-06-02 22:44:18
● 2026-08-01 21:18:04

●MX_dc-mx.a201c9bf3b54.finalgrade-calculator.com2026-06-02 → 2026-08-01 · 2 obs

● 2026-06-02 22:44:18
● 2026-08-01 21:18:04

●A104.21.79.812026-06-02 → 2026-08-01 · 2 obs

● 2026-06-02 22:44:18
● 2026-08-01 21:18:04

●A172.67.169.932026-06-02 → 2026-08-01 · 2 obs

● 2026-06-02 22:44:18
● 2026-08-01 21:18:04

●A2606:4700:3031::6815:4f512026-06-20 → 2026-08-01 · 3 obs

○ 2026-06-02 22:44:18
● 2026-06-20 04:12:40
● 2026-08-01 21:18:04

●A2606:4700:3033::ac43:a95d2026-06-20 → 2026-08-01 · 3 obs

○ 2026-06-02 22:44:18
● 2026-06-20 04:12:40
● 2026-08-01 21:18:04

○A2606:4700:3034::6815:4f512026-06-02 → 2026-06-02 · 3 obs

● 2026-06-02 22:44:18
○ 2026-06-20 04:12:40
○ 2026-08-01 21:18:04

○A2606:4700:3037::ac43:a95d2026-06-02 → 2026-06-02 · 3 obs

● 2026-06-02 22:44:18
○ 2026-06-20 04:12:40
○ 2026-08-01 21:18:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
finalgrade-calculator.com	violet.ns.cloudflare.com, lennox.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.237

NS records: violet.ns.cloudflare.com, lennox.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for finalgrade-calculator.com (unsigned zone)

⏱️ Timing

Total: 182ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.169.93, 104.21.79.81`
AAAA	2	`2606:4700:3033::ac43:a95d, 2606:4700:3031::6815:4f51`
NS	2	`lennox.ns.cloudflare.com, violet.ns.cloudflare.com`
MX	1	`_dc-mx.a201c9bf3b54.finalgrade-calculato`
TXT	1	`v=spf1 +a +mx +ip4:172.96.191.17 include`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lennox.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

finalgrade-calculator.com points to the four IP addresses 104.21.79.81, 172.67.169.93, 2606:4700:3031::6815:4f51 and 2606:4700:3033::ac43:a95d.

Two other host names, along with harrisonburghyundai.com, www.baumbetpartners.ro and live.conversiobot.com, also share IP numbers with finalgrade-calculator.com.

Name Servers

finalgrade-calculator.com is delegated to two name servers: lennox.ns.cloudflare.com and violet.ns.cloudflare.com.

finalgrade-calculator.com shares its NS records with other domains, for example urcamino.com, inhabitedsea.org, walterdanley.com and two others.

The name servers of finalgrade-calculator.com overlap at least partially with those of other domains — among them topflix.digital, kukirin.es, weddingflowersspringfield.com and two more.

The name servers reese.ns.cloudflare.com, ace.ns.cloudflare.com and athena.ns.cloudflare.com are commonly seen alongside these name servers.

DNS names with 6 IP addresses:

lennox.ns.cloudflare.com resolves to 108.162.195.214, 162.159.44.214, 172.64.35.214 and 3 other IP addresses.

violet.ns.cloudflare.com resolves to 108.162.192.237, 172.64.32.237, 173.245.58.237 and 3 other IP addresses.

Mail Servers

The sole mail server for finalgrade-calculator.com is _dc-mx.a201c9bf3b54.finalgrade-calculator.com.

_dc-mx.a201c9bf3b54.finalgrade-calculator.com resolves to a single IP number: 103.119.218.21.

finalgrade-calculator.com - robtex.com