`duelblackjack.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:9aeb^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:62f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.6.47^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.154.235^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`betty.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`betty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`betty.ns.cloudflare.com`
		A	108.162.192.75^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	172.64.32.75^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	173.245.58.75^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
NS	`zac.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cb2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zac.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zac.ns.cloudflare.com`
		A	108.162.195.178^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	162.159.44.178^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	172.64.35.178^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.6.47, 172.67.154.235
		IPv6 hints	2606:4700:3032::ac43:9aeb, 2606:4700:3033::6815:62f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=39, name=cloudflare-ech.com
SOA	`betty.ns.cloudflare.com`dns@cloudflare.com serial=2411194594

`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=1785774957

⚠️ On DNS blocklist: gambling

Same first word

duelblackjack.com

duelblackjack.fun

duelblackjack.win

Similar names

blackjackduel.net

blackjackduel.com

DNS History

6 records (6 active, 0 former)

●NSbetty.ns.cloudflare.com2026-08-01 → 2026-08-03 · 2 obs

● 2026-08-01 22:50:12
● 2026-08-03 16:39:14

●NSzac.ns.cloudflare.com2026-08-01 → 2026-08-03 · 2 obs

● 2026-08-01 22:50:12
● 2026-08-03 16:39:14

●A104.21.6.472026-08-01 → 2026-08-03 · 2 obs

● 2026-08-01 22:50:12
● 2026-08-03 16:39:14

●A172.67.154.2352026-08-01 → 2026-08-03 · 2 obs

● 2026-08-01 22:50:12
● 2026-08-03 16:39:14

●A2606:4700:3032::ac43:9aeb2026-08-01 → 2026-08-03 · 2 obs

● 2026-08-01 22:50:12
● 2026-08-03 16:39:14

●A2606:4700:3033::6815:62f2026-08-01 → 2026-08-03 · 2 obs

● 2026-08-01 22:50:12
● 2026-08-03 16:39:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duelblackjack.com	betty.ns.cloudflare.com, zac.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.75

NS records: betty.ns.cloudflare.com, zac.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duelblackjack.com (unsigned zone)

⏱️ Timing

Total: 158ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.6.47, 172.67.154.235`
AAAA	2	`2606:4700:3033::6815:62f, 2606:4700:3032::ac43:9aeb`
NS	2	`betty.ns.cloudflare.com, zac.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`betty.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duelblackjack.com resolves to four IP addresses: 104.21.6.47, 172.67.154.235, 2606:4700:3032::ac43:9aeb and 2606:4700:3033::6815:62f.

5ri877.abrasiveshome.com, lolataylorbooks.com, bl698.com and two other host names share IP numbers with duelblackjack.com.

Name Servers

duelblackjack.com is delegated to two name servers: betty.ns.cloudflare.com and zac.ns.cloudflare.com.

duelblackjack.com uses the same name servers as several other domains — among them ci7.cc, nypetals.com, syracusecoffee.com and two more.

duelblackjack.com shares at least some of its name servers with other domains, including sbcevents.com, hamakom.org, erisapracticecenter.com and two others.

These name servers are frequently seen alongside the name servers piotr.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

betty.ns.cloudflare.com resolves to 108.162.192.75, 172.64.32.75, 173.245.58.75 and 3 other IP addresses.

zac.ns.cloudflare.com resolves to 108.162.195.178, 162.159.44.178, 172.64.35.178 and 3 other IP addresses.

duelblackjack.com - robtex.com