🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackn.app`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5ac^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:85a9^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.172^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.169^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`darwin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c197^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darwin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2197^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darwin.ns.cloudflare.com`
		A	108.162.193.151^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	172.64.33.151^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
		A	173.245.59.151^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darwin.ns.cloudflare.com`
NS	`nola.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nola.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nola.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nola.ns.cloudflare.com`
		A	108.162.192.212^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nola.ns.cloudflare.com`
		A	172.64.32.212^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nola.ns.cloudflare.com`
		A	173.245.58.212^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nola.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zoho.com ~all`
TXT	`zoho-verification=zb08971676.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.172, 172.67.133.169
		IPv6 hints	2606:4700:3030::6815:5ac, 2606:4700:3032::ac43:85a9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=29, name=cloudflare-ech.com
SOA	`darwin.ns.cloudflare.com`dns@cloudflare.com serial=2411203790

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Same first word

stackn.shop

stackn.app

stackn.com.br

stackn.com

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Previous names

Next names

DNS History

13 records (9 active, 4 former)

●NSdarwin.ns.cloudflare.com2026-09-02 → 2026-09-05 · 2 obs

● 2026-09-02 08:10:50
● 2026-09-05 20:38:30

●NSnola.ns.cloudflare.com2026-09-02 → 2026-09-05 · 2 obs

● 2026-09-02 08:10:50
● 2026-09-05 20:38:30

●MXmx.zoho.com2026-09-02 → 2026-09-05 · 2 obs

● 2026-09-02 08:10:50
● 2026-09-05 20:38:30

●MXmx2.zoho.com2026-09-02 → 2026-09-05 · 2 obs

● 2026-09-02 08:10:50
● 2026-09-05 20:38:30

●MXmx3.zoho.com2026-09-02 → 2026-09-05 · 2 obs

● 2026-09-02 08:10:50
● 2026-09-05 20:38:30

●A104.21.5.1722026-09-02 → 2026-09-05 · 3 obs

○ 2026-09-02 08:10:50
● 2026-09-02 09:29:38
● 2026-09-05 20:38:30

●A172.67.133.1692026-09-02 → 2026-09-05 · 3 obs

○ 2026-09-02 08:10:50
● 2026-09-02 09:29:38
● 2026-09-05 20:38:30

○A188.114.96.02026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 08:10:50
○ 2026-09-02 09:29:38
○ 2026-09-05 20:38:30

○A188.114.97.02026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 08:10:50
○ 2026-09-02 09:29:38
○ 2026-09-05 20:38:30

●A2606:4700:3030::6815:5ac2026-09-02 → 2026-09-05 · 3 obs

○ 2026-09-02 08:10:50
● 2026-09-02 09:29:38
● 2026-09-05 20:38:30

●A2606:4700:3032::ac43:85a92026-09-02 → 2026-09-05 · 3 obs

○ 2026-09-02 08:10:50
● 2026-09-02 09:29:38
● 2026-09-05 20:38:30

○A2a06:98c1:3120::2026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 08:10:50
○ 2026-09-02 09:29:38
○ 2026-09-05 20:38:30

○A2a06:98c1:3121::2026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 08:10:50
○ 2026-09-02 09:29:38
○ 2026-09-05 20:38:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
stackn.app	darwin.ns.cloudflare.com, nola.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.151

NS records: darwin.ns.cloudflare.com, nola.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackn.app (unsigned zone)

⏱️ Timing

Total: 1701ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.5.172, 172.67.133.169`
AAAA	2	`2606:4700:3030::6815:5ac, 2606:4700:3032::ac43:85a9`
NS	2	`darwin.ns.cloudflare.com, nola.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	2	`v=spf1 include:zoho.com ~all, zoho-verification=zb08971676.zmverify.zo`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`darwin.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

stackn.app directs to four IP numbers, which are 104.21.5.172, 172.67.133.169, 2606:4700:3030::6815:5ac and 2606:4700:3032::ac43:85a9.

Among the host names that share IP numbers with stackn.app are pimaksa.com, yy77ka.com, serimos.es and two others.

Name Servers

stackn.app has two authoritative name servers — darwin.ns.cloudflare.com and nola.ns.cloudflare.com.

stackn.app has the same name server delegation as a number of other domains, such as chachapittu.workers.dev, controlpanel-msoutlookonline.workers.dev, vegasinopl.pl and two more.

At least some of stackn.app's name servers are shared with other domains, for example indianamemory.net, 4audit.com.br, heyoutfit.com and two more.

These name servers tend to be used in conjunction with the name servers hayes.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

darwin.ns.cloudflare.com points to 108.162.193.151, 172.64.33.151, 173.245.59.151 and 3 other IP addresses.

nola.ns.cloudflare.com points to 108.162.192.212, 172.64.32.212, 173.245.58.212 and 3 other IP addresses.

Mail Servers

The MX records for stackn.app list three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

stackn.app shares at least some of its mail servers with other domains — for example aluba.org.ar, insightsforsmbs.com, kailtek.com and two more.

Hosts with two IP numbers each:

mx2.zoho.com resolves to 204.141.33.44 and 204.141.43.44.

mx.zoho.com resolves to 136.143.183.44 and 204.141.43.44.

Hosts that resolve to one IP address:

mx3.zoho.com resolves to 204.141.43.44.

mx2.zoho.com, mx.zoho.com and mx3.zoho.com all direct to 204.141.43.44.

stackn.app - robtex.com

stackn.app

app

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`stackn.app`

`app`