🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackduke.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:acb1^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:1e5a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.90^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.177^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a7b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kara.ns.cloudflare.com`
		A	108.162.192.123^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	172.64.32.123^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	173.245.58.123^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
NS	`kurt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kurt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kurt.ns.cloudflare.com`
		A	108.162.193.193^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	172.64.33.193^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	173.245.59.193^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	192.179.18.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ry-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=2FxIjRFSXVAQ311fMJ4TrE1Nn7CkMfhn6CDPOiScECU`
TXT	`v=MCPv1; k=ed25519; p=JNs7mQ0axriw948roFiVh61mDu4905Vsd3URTt9TgGE=`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.90, 172.67.172.177
		IPv6 hints	2606:4700:3032::ac43:acb1, 2606:4700:3033::6815:1e5a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=226, name=cloudflare-ech.com
SOA	`kara.ns.cloudflare.com`dns@cloudflare.com serial=2419203939

`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=1794428181

Same first word

stackduke.dev

stackduke.ai

stackduke.com

stackduke.app

Similar names

dukestack.com

ducksteak.pw

stackeduk.com

duckstake.com

ducksteak.win

ducktakes.com

duckstake.xyz

stakeduck.xyz

Previous names

Next names

DNS History

11 records (11 active, 0 former)

●NSkara.ns.cloudflare.com2026-10-13 → 2026-11-11 · 2 obs

● 2026-10-13 17:34:28
● 2026-11-11 20:21:56

●NSkurt.ns.cloudflare.com2026-10-13 → 2026-11-11 · 2 obs

● 2026-10-13 17:34:28
● 2026-11-11 20:21:56

●MXalt1.aspmx.l.google.com2026-10-13 → 2026-11-11 · 2 obs

● 2026-10-13 17:34:28
● 2026-11-11 20:21:56

●MXalt2.aspmx.l.google.com2026-10-13 → 2026-11-11 · 2 obs

● 2026-10-13 17:34:28
● 2026-11-11 20:21:56

●MXalt3.aspmx.l.google.com2026-10-13 → 2026-11-11 · 2 obs

● 2026-10-13 17:34:28
● 2026-11-11 20:21:56

●MXalt4.aspmx.l.google.com2026-10-13 → 2026-11-11 · 2 obs

● 2026-10-13 17:34:28
● 2026-11-11 20:21:56

●MXaspmx.l.google.com2026-10-13 → 2026-11-11 · 2 obs

● 2026-10-13 17:34:28
● 2026-11-11 20:21:56

●A104.21.30.902026-10-15 → 2026-11-11 · 2 obs

● 2026-10-15 15:23:06
● 2026-11-11 20:21:56

●A172.67.172.1772026-10-15 → 2026-11-11 · 2 obs

● 2026-10-15 15:23:06
● 2026-11-11 20:21:56

●A2606:4700:3032::ac43:acb12026-10-15 → 2026-11-11 · 2 obs

● 2026-10-15 15:23:06
● 2026-11-11 20:21:56

●A2606:4700:3033::6815:1e5a2026-10-15 → 2026-11-11 · 2 obs

● 2026-10-15 15:23:06
● 2026-11-11 20:21:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
stackduke.com	kara.ns.cloudflare.com, kurt.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.193

NS records: kara.ns.cloudflare.com, kurt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackduke.com (unsigned zone)

⏱️ Timing

Total: 301ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.30.90, 172.67.172.177`
AAAA	2	`2606:4700:3033::6815:1e5a, 2606:4700:3032::ac43:acb1`
NS	2	`kara.ns.cloudflare.com, kurt.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=2FxIjRFSXVAQ311, v=MCPv1; k=ed25519; p=JNs7mQ0axriw948roF...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kara.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stackduke.com has four IP addresses: 104.21.30.90, 172.67.172.177, 2606:4700:3032::ac43:acb1 and 2606:4700:3033::6815:1e5a.

donamarley.cpa, 200seo.uk, provanc.blog plus two other host names have IP numbers in common with stackduke.com.

Name Servers

stackduke.com has two authoritative name servers — kara.ns.cloudflare.com and kurt.ns.cloudflare.com.

The name server configuration of stackduke.com is shared with other domains, for instance zapzoodle.xyz, logpose.com.br, site-status-c1r.pages.dev and two others.

stackduke.com partially shares its NS delegation with several other domains, including crypto.fyi, ecliphirae.xyz, quickgpu.cloud and two others.

These name servers are regularly seen alongside sunny.ns.cloudflare.com and peyton.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

kara.ns.cloudflare.com points to 108.162.192.123, 172.64.32.123, 173.245.58.123 and 3 other IP addresses.

kurt.ns.cloudflare.com points to 108.162.193.193, 172.64.33.193, 173.245.59.193 and 3 other IP addresses.

Mail Servers

Mail for stackduke.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by stackduke.com are shared with other domains: animoorganics.wpengine.com, trilogiacine.com, bss-silo.com and two others among them.

These mail servers often appear in conjunction with the mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to 192.179.18.26 and 2607:f8b0:4004:c17::1b.

alt1.aspmx.l.google.com resolves to 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.