quickfocus.us - dns.ninja

`quickfocus.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:1db0^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:9590^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.176^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.144^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`david.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b98^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c198^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`david.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2198^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`david.ns.cloudflare.com`
		A	108.162.193.152^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	172.64.33.152^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
		A	173.245.59.152^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`david.ns.cloudflare.com`
NS	`joyce.ns.cloudflare.com`
		A	2606:4700:50::a29f:260e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joyce.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joyce.ns.cloudflare.com`
		A	108.162.194.14^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
		A	162.159.38.14^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
		A	172.64.34.14^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.29.176, 172.67.149.144
		IPv6 hints	2606:4700:3035::6815:1db0, 2606:4700:3036::ac43:9590
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=154, name=cloudflare-ech.com
SOA	`david.ns.cloudflare.com`dns@cloudflare.com serial=2406289530

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1782713168

rank #359271 globally
rank #5081 in the tld

Same first word

quickfocus.us

quickfocus.de

DNS History

13 records (6 active, 7 former)

●NSdavid.ns.cloudflare.com2026-04-24 → 2026-06-29 · 3 obs

○ 2026-03-28 19:05:14
● 2026-04-24 08:41:58
● 2026-06-29 06:16:54

○NSelinore.ns.cloudflare.com2026-02-17 → 2026-03-28 · 4 obs

● 2026-02-17 14:42:28
● 2026-03-28 19:05:14
○ 2026-04-24 08:41:58
○ 2026-06-29 06:16:54

●NSjoyce.ns.cloudflare.com2026-04-24 → 2026-06-29 · 3 obs

○ 2026-03-28 19:05:14
● 2026-04-24 08:41:58
● 2026-06-29 06:16:54

○NSjulio.ns.cloudflare.com2026-02-17 → 2026-03-28 · 4 obs

● 2026-02-17 14:42:28
● 2026-03-28 19:05:14
○ 2026-04-24 08:41:58
○ 2026-06-29 06:16:54

●A104.21.29.1762026-02-17 → 2026-06-29 · 5 obs

● 2026-02-17 14:42:28
● 2026-05-28 14:09:18
○ 2026-06-02 18:48:32
● 2026-06-02 20:35:34
● 2026-06-29 06:16:54

●A172.67.149.1442026-02-17 → 2026-06-29 · 5 obs

● 2026-02-17 14:42:28
● 2026-05-28 14:09:18
○ 2026-06-02 18:48:32
● 2026-06-02 20:35:34
● 2026-06-29 06:16:54

○A188.114.96.02026-06-02 → 2026-06-02 · 4 obs

○ 2026-05-28 14:09:18
● 2026-06-02 18:48:32
○ 2026-06-02 20:35:34
○ 2026-06-29 06:16:54

○A188.114.97.02026-06-02 → 2026-06-02 · 4 obs

○ 2026-05-28 14:09:18
● 2026-06-02 18:48:32
○ 2026-06-02 20:35:34
○ 2026-06-29 06:16:54

○A2606:4700:3033::6815:1db02026-02-17 → 2026-06-15 · 6 obs

● 2026-02-17 14:42:28
● 2026-05-28 14:09:18
○ 2026-06-02 18:48:32
● 2026-06-02 20:35:34
● 2026-06-15 20:41:22
○ 2026-06-29 06:16:54

●A2606:4700:3035::6815:1db02026-06-29 → 2026-06-29 · 2 obs

○ 2026-06-15 20:41:22
● 2026-06-29 06:16:54

●A2606:4700:3036::ac43:95902026-02-17 → 2026-06-29 · 5 obs

● 2026-02-17 14:42:28
● 2026-05-28 14:09:18
○ 2026-06-02 18:48:32
● 2026-06-02 20:35:34
● 2026-06-29 06:16:54

○A2a06:98c1:3120::2026-06-02 → 2026-06-02 · 4 obs

○ 2026-05-28 14:09:18
● 2026-06-02 18:48:32
○ 2026-06-02 20:35:34
○ 2026-06-29 06:16:54

○A2a06:98c1:3121::2026-06-02 → 2026-06-02 · 4 obs

○ 2026-05-28 14:09:18
● 2026-06-02 18:48:32
○ 2026-06-02 20:35:34
○ 2026-06-29 06:16:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
quickfocus.us	david.ns.cloudflare.com, joyce.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.152

NS records: david.ns.cloudflare.com, joyce.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quickfocus.us (unsigned zone)

⏱️ Timing

Total: 1806ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.149.144, 104.21.29.176`
AAAA	2	`2606:4700:3036::ac43:9590, 2606:4700:3035::6815:1db0`
NS	2	`david.ns.cloudflare.com, joyce.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`david.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

quickfocus.us has four IP addresses: 104.21.29.176, 172.67.149.144, 2606:4700:3035::6815:1db0 and 2606:4700:3036::ac43:9590.

Among the host names that share IP numbers with quickfocus.us are engr.am, fatimaconventschoolkanpur.com, www.ehomd.info and two others.

Name Servers

quickfocus.us is delegated to two name servers: david.ns.cloudflare.com and joyce.ns.cloudflare.com.

quickfocus.us has the same name server delegation as a number of other domains, such as megaladderstation.com, smartbizstories.com, truenorthoutfits.ca and two more.

quickfocus.us shares at least some of its name servers with other domains, including thetechprint.com, pixel4media.net, glenfinnanstationmuseum.co.uk and two others.

These name servers are frequently seen alongside jermaine.ns.cloudflare.com, jeremy.ns.cloudflare.com, arya.ns.cloudflare.com and 3 other name servers.

Host names resolving to 6 IP numbers:

david.ns.cloudflare.com resolves to 108.162.193.152, 172.64.33.152, 173.245.59.152 and 3 other IP addresses.

joyce.ns.cloudflare.com resolves to 108.162.194.14, 162.159.38.14, 172.64.34.14 and 3 other IP addresses.