opencolumn.us - dns.ninja

`opencolumn.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:42f1^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a5e0^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.241^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.165.224^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ali.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ali.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ali.ns.cloudflare.com`
		A	108.162.192.59^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	172.64.32.59^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
		A	173.245.58.59^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ali.ns.cloudflare.com`
NS	`earl.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`earl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`earl.ns.cloudflare.com`
		A	108.162.193.161^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
		A	172.64.33.161^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
		A	173.245.59.161^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.241, 172.67.165.224
		IPv6 hints	2606:4700:3031::6815:42f1, 2606:4700:3033::ac43:a5e0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOA	`ali.ns.cloudflare.com`dns@cloudflare.com serial=2410892382

`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=1786067514

rank #280506 globally
rank #2498 in the tld

Same first word

opencolumn.us

DNS History

11 records (6 active, 5 former)

●NSali.ns.cloudflare.com2026-02-27 → 2026-08-07 · 2 obs

● 2026-02-27 17:08:54
● 2026-08-07 02:15:50

●NSearl.ns.cloudflare.com2026-02-27 → 2026-08-07 · 2 obs

● 2026-02-27 17:08:54
● 2026-08-07 02:15:50

●A104.21.66.2412026-02-27 → 2026-08-07 · 4 obs

● 2026-02-27 17:08:54
● 2026-05-16 08:49:04
○ 2026-06-16 00:41:56
● 2026-08-07 02:15:50

●A172.67.165.2242026-02-27 → 2026-08-07 · 4 obs

● 2026-02-27 17:08:54
● 2026-05-16 08:49:04
○ 2026-06-16 00:41:56
● 2026-08-07 02:15:50

○A188.114.96.02026-06-16 → 2026-06-16 · 3 obs

○ 2026-05-16 08:49:04
● 2026-06-16 00:41:56
○ 2026-08-07 02:15:50

○A188.114.97.02026-06-16 → 2026-06-16 · 3 obs

○ 2026-05-16 08:49:04
● 2026-06-16 00:41:56
○ 2026-08-07 02:15:50

○A2606:4700:3030::6815:42f12026-02-27 → 2026-05-16 · 4 obs

● 2026-02-27 17:08:54
● 2026-05-16 08:49:04
○ 2026-06-16 00:41:56
○ 2026-08-07 02:15:50

●A2606:4700:3031::6815:42f12026-08-07 → 2026-08-07 · 2 obs

○ 2026-06-16 00:41:56
● 2026-08-07 02:15:50

●A2606:4700:3033::ac43:a5e02026-02-27 → 2026-08-07 · 4 obs

● 2026-02-27 17:08:54
● 2026-05-16 08:49:04
○ 2026-06-16 00:41:56
● 2026-08-07 02:15:50

○A2a06:98c1:3120::2026-06-16 → 2026-06-16 · 3 obs

○ 2026-05-16 08:49:04
● 2026-06-16 00:41:56
○ 2026-08-07 02:15:50

○A2a06:98c1:3121::2026-06-16 → 2026-06-16 · 3 obs

○ 2026-05-16 08:49:04
● 2026-06-16 00:41:56
○ 2026-08-07 02:15:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	-
opencolumn.us	ali.ns.cloudflare.com, earl.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.59

NS records: ali.ns.cloudflare.com, earl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencolumn.us (unsigned zone)

⏱️ Timing

Total: 589ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.66.241, 172.67.165.224`
AAAA	2	`2606:4700:3033::ac43:a5e0, 2606:4700:3031::6815:42f1`
NS	2	`ali.ns.cloudflare.com, earl.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ali.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

opencolumn.us points to the four IP addresses 104.21.66.241, 172.67.165.224, 2606:4700:3031::6815:42f1 and 2606:4700:3033::ac43:a5e0.

www.jjhcmw.com, hscpnuy.xyz, planetmadtv.com plus two other host names have IP numbers in common with opencolumn.us.

Name Servers

opencolumn.us has two authoritative name servers — ali.ns.cloudflare.com and earl.ns.cloudflare.com.

The name server configuration of opencolumn.us is shared with other domains, for instance urbanaceconnect.uk, summitcasino672.com, steadyfield.us and two others.

The name servers of opencolumn.us overlap at least partially with those of other domains — among them donbet-casinos.icu, bookstop.co.nz, battlefrogseries.com and two more.

The name servers aarav.ns.cloudflare.com, matteo.ns.cloudflare.com and piers.ns.cloudflare.com are commonly seen alongside these name servers.

Hosts with 6 IP addresses each:

ali.ns.cloudflare.com points to 108.162.192.59, 172.64.32.59, 173.245.58.59 and 3 other IP addresses.

earl.ns.cloudflare.com points to 108.162.193.161, 172.64.33.161, 173.245.59.161 and 3 other IP addresses.