`openbracket.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:1cb7^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:9315^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.183^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.147.21^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cash.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b51^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c151^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2151^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cash.ns.cloudflare.com`
		A	108.162.193.81^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	172.64.33.81^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	173.245.59.81^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
NS	`melinda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melinda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melinda.ns.cloudflare.com`
		A	108.162.192.198^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
		A	172.64.32.198^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
		A	173.245.58.198^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.183, 172.67.147.21
		IPv6 hints	2606:4700:3033::6815:1cb7, 2606:4700:3034::ac43:9315
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=43, name=cloudflare-ech.com
SOA	`cash.ns.cloudflare.com`dns@cloudflare.com serial=2402285619

`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=1778617178

Same first word

openbracket.co

openbracket.com

openbracket.us

Similar names

tenbroekcpa.com

DNS History

10 records (6 active, 4 former)

●NScash.ns.cloudflare.com2026-02-17 → 2026-05-12 · 2 obs

● 2026-02-17 18:41:32
● 2026-05-12 20:26:38

●NSmelinda.ns.cloudflare.com2026-02-17 → 2026-05-12 · 2 obs

● 2026-02-17 18:41:32
● 2026-05-12 20:26:38

●A104.21.28.1832026-02-17 → 2026-05-12 · 5 obs

● 2026-02-17 18:41:32
● 2026-02-22 07:08:02
○ 2026-02-24 20:51:34
● 2026-05-01 06:50:22
● 2026-05-12 20:26:38

●A172.67.147.212026-02-17 → 2026-05-12 · 5 obs

● 2026-02-17 18:41:32
● 2026-02-22 07:08:02
○ 2026-02-24 20:51:34
● 2026-05-01 06:50:22
● 2026-05-12 20:26:38

○A188.114.96.02026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-22 07:08:02
● 2026-02-24 20:51:34
○ 2026-05-01 06:50:22
○ 2026-05-12 20:26:38

○A188.114.97.02026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-22 07:08:02
● 2026-02-24 20:51:34
○ 2026-05-01 06:50:22
○ 2026-05-12 20:26:38

●A2606:4700:3033::6815:1cb72026-02-17 → 2026-05-12 · 5 obs

● 2026-02-17 18:41:32
● 2026-02-22 07:08:02
○ 2026-02-24 20:51:34
● 2026-05-01 06:50:22
● 2026-05-12 20:26:38

●A2606:4700:3034::ac43:93152026-02-17 → 2026-05-12 · 5 obs

● 2026-02-17 18:41:32
● 2026-02-22 07:08:02
○ 2026-02-24 20:51:34
● 2026-05-01 06:50:22
● 2026-05-12 20:26:38

○A2a06:98c1:3120::2026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-22 07:08:02
● 2026-02-24 20:51:34
○ 2026-05-01 06:50:22
○ 2026-05-12 20:26:38

○A2a06:98c1:3121::2026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-22 07:08:02
● 2026-02-24 20:51:34
○ 2026-05-01 06:50:22
○ 2026-05-12 20:26:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	n.cctld.us, b.cctld.us, x.cctld.us, y.cctld.us...	-
openbracket.us	melinda.ns.cloudflare.com, cash.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.81

NS records: melinda.ns.cloudflare.com, cash.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openbracket.us (unsigned zone)

⏱️ Timing

Total: 587ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.147.21, 104.21.28.183`
AAAA	2	`2606:4700:3034::ac43:9315, 2606:4700:3033::6815:1cb7`
NS	2	`cash.ns.cloudflare.com, melinda.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cash.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

openbracket.us points to four IP numbers: 2606:4700:3033::6815:1cb7, 2606:4700:3034::ac43:9315, 104.21.28.183 and 172.67.147.21.

Other host names including www.chat-trans.it, www.cocositaliancafe.co.uk, colorcafe.co.in, rinseace.com and datingsiteformen.com share IP numbers with openbracket.us.

Name Servers

openbracket.us's delegation uses two name servers, cash.ns.cloudflare.com and melinda.ns.cloudflare.com.

openbracket.us shares the same name server setup as other domains, for example sarl-sncr.fr, milestoneit.com, salesforce.at, to-mix.co.il and re-view.me.

openbracket.us at least partially shares name servers with other domains, including elektromuzeum.hu, 520madison.com, bang.au, canpet.net and atlassanitationproducts.com.

These name servers are commonly used with sreeni.ns.cloudflare.com and jaxson.ns.cloudflare.com.

Host names with six IP numbers:

cash.ns.cloudflare.com points to: 2606:4700:58::adf5:3b51, 2803:f800:50::6ca2:c151, 2a06:98c1:50::ac40:2151, 108.162.193.81, 172.64.33.81 and 173.245.59.81.

melinda.ns.cloudflare.com points to: 2606:4700:50::adf5:3ac6, 2803:f800:50::6ca2:c0c6, 2a06:98c1:50::ac40:20c6, 108.162.192.198, 172.64.32.198 and 173.245.58.198.

openbracket.us - robtex.com

openbracket.us

us

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`openbracket.us`

`us`