stackmark.co - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackmark.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:d5b^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:a7e9^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.91^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.167.233^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arushi.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:263d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arushi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arushi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arushi.ns.cloudflare.com`
		A	108.162.194.61^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arushi.ns.cloudflare.com`
		A	162.159.38.61^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arushi.ns.cloudflare.com`
		A	172.64.34.61^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arushi.ns.cloudflare.com`
NS	`terin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bec^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ec^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`terin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ec^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`terin.ns.cloudflare.com`
		A	108.162.193.236^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
		A	172.64.33.236^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
		A	173.245.59.236^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
TXT	`google-site-verification=vn2lqNSi2pDUAPxU6e8kQVfvAmPX8TUDlWrMfZl2u8w`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.13.91, 172.67.167.233
		IPv6 hints	2606:4700:3032::6815:d5b, 2606:4700:3034::ac43:a7e9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=180, name=cloudflare-ech.com
SOA	`arushi.ns.cloudflare.com`dns@cloudflare.com serial=2414595804

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759756833

Same first word

stackmark.co

stackmark.lat

stackmark.com

stackmark.ink

stackmark.com.br

stackmark.io

stackmark.pages.dev

Similar names

masktrack.com

marktsack.de

markstack.co

markstack.workers.dev

markstack.pl

markstack.pages.dev

tkmakcars.ru

markstack.click

markstack.me

markstack.dev

Previous names

Next names

DNS History

13 records (7 active, 6 former)

●NSarushi.ns.cloudflare.com2026-09-12 → 2026-09-13 · 2 obs

● 2026-09-12 18:47:20
● 2026-09-13 07:12:52

●NSterin.ns.cloudflare.com2026-09-12 → 2026-09-13 · 2 obs

● 2026-09-12 18:47:20
● 2026-09-13 07:12:52

●MXsmtp.google.com2026-09-12 → 2026-09-13 · 2 obs

● 2026-09-12 18:47:20
● 2026-09-13 07:12:52

●A104.21.13.912026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-12 19:29:42
● 2026-09-13 06:11:52
● 2026-09-13 07:12:52

●A172.67.167.2332026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-12 19:29:42
● 2026-09-13 06:11:52
● 2026-09-13 07:12:52

○A188.114.96.02026-09-12 → 2026-09-12 · 3 obs

● 2026-09-12 18:47:20
○ 2026-09-13 06:11:52
○ 2026-09-13 07:12:52

○A188.114.97.02026-09-12 → 2026-09-12 · 3 obs

● 2026-09-12 18:47:20
○ 2026-09-13 06:11:52
○ 2026-09-13 07:12:52

●A2606:4700:3032::6815:d5b2026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-12 19:29:42
● 2026-09-13 06:11:52
● 2026-09-13 07:12:52

●A2606:4700:3034::ac43:a7e92026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-12 19:29:42
● 2026-09-13 06:11:52
● 2026-09-13 07:12:52

○A2a06:98c1:3120::2026-09-12 → 2026-09-12 · 4 obs

○ 2026-09-12 18:47:20
● 2026-09-12 19:29:42
○ 2026-09-13 06:11:52
○ 2026-09-13 07:12:52

○A2a06:98c1:3120::42026-09-12 → 2026-09-12 · 3 obs

● 2026-09-12 18:47:20
○ 2026-09-12 19:29:42
○ 2026-09-13 07:12:52

○A2a06:98c1:3121::2026-09-12 → 2026-09-12 · 4 obs

○ 2026-09-12 18:47:20
● 2026-09-12 19:29:42
○ 2026-09-13 06:11:52
○ 2026-09-13 07:12:52

○A2a06:98c1:3121::42026-09-12 → 2026-09-12 · 3 obs

● 2026-09-12 18:47:20
○ 2026-09-12 19:29:42
○ 2026-09-13 07:12:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
stackmark.co	arushi.ns.cloudflare.com, terin.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.236

NS records: arushi.ns.cloudflare.com, terin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackmark.co (unsigned zone)

⏱️ Timing

Total: 455ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.13.91, 172.67.167.233`
AAAA	2	`2606:4700:3032::6815:d5b, 2606:4700:3034::ac43:a7e9`
NS	2	`arushi.ns.cloudflare.com, terin.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=vn2lqNSi2pDUAPx, v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arushi.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

stackmark.co has four IP addresses: 104.21.13.91, 172.67.167.233, 2606:4700:3032::6815:d5b and 2606:4700:3034::ac43:a7e9.

Two other host names, along with trendscopemedia.com, 3636067.com and www.sweetiptv.com, also share IP numbers with stackmark.co.

Name Servers

stackmark.co is served by two delegated name servers, arushi.ns.cloudflare.com and terin.ns.cloudflare.com.

stackmark.co shares its NS records with other domains, for example lepunuodeals.com, zhun.la, officialvaleforever.com and two others.

stackmark.co shares at least some of its name servers with other domains, including julesribbe.workers.dev, isecile.top, amitmoreno-69.pages.dev and two others.

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

DNS names with 6 IP addresses:

arushi.ns.cloudflare.com carries IP addresses 108.162.194.61, 162.159.38.61 and 172.64.34.61, with 3 other addresses beyond those.

terin.ns.cloudflare.com carries IP addresses 108.162.193.236, 172.64.33.236 and 173.245.59.236, with 3 other addresses beyond those.

Mail Servers

The sole mail server for stackmark.co is smtp.google.com.

Among the domains sharing a mail server setup with stackmark.co are azamussan.com, moniqueoliveira.art, cineartfilms.com and two others.

There is at least a partial overlap in mail servers between stackmark.co and other domains like usinginfluenceroomdemo.co, karimi-pm.com and kg1merch.com.

With 9 IP addresses total, smtp.google.com resolves to 142.251.16.26, 142.251.16.27, 142.251.111.27 and 6 others.