stack-systems.com - dns.ninja

`stack-systems.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:bd44^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:597e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.89.126^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.68^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ernest.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ernest.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ernest.ns.cloudflare.com`
		A	108.162.193.164^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	172.64.33.164^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	173.245.59.164^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
NS	`megan.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`megan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`megan.ns.cloudflare.com`
		A	108.162.192.197^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	172.64.32.197^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	173.245.58.197^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
MX	`mail.stack-systems.com` ⭐
		A	2606:4700:3033::ac43:bd44^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2606:4700:3037::6815:597e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	104.21.89.126^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.67.189.68^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx2.zoho.eu` ⭐
		A	89.36.170.166^{🇨🇭 COMPUTERLINE89.36.170.0/24}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
MX	`mx3.zoho.eu`⁽²⁰⁾
		A	185.230.212.166^{🇳🇱 ZOHO-EU185.230.212.0/23}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
MX	`mx.zoho.eu`⁽⁵⁰⁾
		A	185.20.209.166^{🇨🇭 COMPUTERLINE185.20.209.0/24}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
		A	185.230.214.166^{🇳🇱 ZOHO-EU185.230.214.0/23}
			PTR	`mx2.zoho.eu`
			PTR	`mx3.zoho.eu`
			PTR	`mx.zoho.eu`
TXT	`google-site-verification=gfF-kKJKybHqFQFbj9DJ2aAyjneA08o2bbEDxk2yQ5Q`
TXT	`v=spf1 include:zoho.eu ~all`
TXT	`zoho-verification=zb72572405.zmverify.zoho.eu`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.89.126, 172.67.189.68
		IPv6 hints	2606:4700:3033::ac43:bd44, 2606:4700:3037::6815:597e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=162, name=cloudflare-ech.com
SOA	`ernest.ns.cloudflare.com`dns@cloudflare.com serial=2406203575

`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=1781035068

Subdomains

mail.stack-systems.com

Same first word

stack-systems.org

stack-systems.fr

stack-systems.com.ua

stack-systems.net

stack-systems.com

DNS History

31 records (10 active, 21 former)

●NSernest.ns.cloudflare.com2026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

●NSmegan.ns.cloudflare.com2026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

○NSnsa2.srv53.org2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsa3.srv53.net2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsa4.srv53.com2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsb1.srv53.net2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsb2.srv53.org2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsb3.srv53.com2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsc1.srv53.com2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsc1.srv53.org2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsc2.srv53.net2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsd1.srv53.org2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsd3.srv53.com2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○NSnsd4.srv53.net2015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 06:53:32
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○MXalt1.aspmx.l.google.com2017-04-07 → 2017-04-07 · 4 obs

○ 2016-09-17 00:26:16
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○MXalt2.aspmx.l.google.com2017-04-07 → 2017-04-07 · 4 obs

○ 2016-09-17 00:26:16
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○MXalt3.aspmx.l.google.com2017-04-07 → 2017-04-07 · 4 obs

○ 2016-09-17 00:26:16
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○MXalt4.aspmx.l.google.com2017-04-07 → 2017-04-07 · 4 obs

○ 2016-09-17 00:26:16
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○MXaspmx.l.google.com2017-04-07 → 2017-04-07 · 4 obs

○ 2016-09-17 00:26:16
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○MXmail.imena.com.ua2015-05-22 → 2015-12-19 · 4 obs

● 2015-05-22 06:53:32
● 2015-12-19 19:57:20
○ 2016-04-01 09:32:44
○ 2026-06-09 20:24:50

●MXmail.stack-systems.com2016-04-01 → 2026-06-09 · 6 obs

○ 2015-12-19 19:57:20
● 2016-04-01 09:32:44
● 2016-09-17 00:26:16
○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

●MXmx.zoho.eu2026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

●MXmx2.zoho.eu2026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

●MXmx3.zoho.eu2026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

●A104.21.89.1262026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

●A172.67.189.682026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

○A194.105.137.1232016-09-17 → 2017-04-07 · 5 obs

○ 2016-04-01 09:32:44
● 2016-09-17 00:26:16
● 2017-04-07 00:25:36
○ 2026-03-25 02:16:08
○ 2026-06-09 20:24:50

○A213.186.116.382016-04-01 → 2016-04-01 · 4 obs

○ 2015-12-19 19:57:20
● 2016-04-01 09:32:44
○ 2016-09-17 00:26:16
○ 2026-06-09 20:24:50

●A2606:4700:3033::ac43:bd442026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

●A2606:4700:3037::6815:597e2026-03-25 → 2026-06-09 · 3 obs

○ 2017-04-07 00:25:36
● 2026-03-25 02:16:08
● 2026-06-09 20:24:50

○A84.22.167.1062015-05-22 → 2015-12-19 · 4 obs

● 2015-05-22 06:53:32
● 2015-12-19 19:57:20
○ 2016-04-01 09:32:44
○ 2026-06-09 20:24:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net...	-
stack-systems.com	ernest.ns.cloudflare.com, megan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.164

NS records: ernest.ns.cloudflare.com, megan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stack-systems.com (unsigned zone)

⏱️ Timing

Total: 497ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.89.126, 172.67.189.68`
AAAA	2	`2606:4700:3033::ac43:bd44, 2606:4700:3037::6815:597e`
NS	2	`ernest.ns.cloudflare.com, megan.ns.cloudflare.com`
MX	4	`mail.stack-systems.com (pri: 10), mx.zoho.eu (pri: 10)...`
TXT	3	`google-site-verification=gfF-kKJKybHqFQF, v=spf1 include:zoho.eu ~all...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ernest.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mail.stack-systems.com is delegated beneath stack-systems.com.

IP Addresses

stack-systems.com resolves to 4 IP numbers: 104.21.89.126, 172.67.189.68, 2606:4700:3033::ac43:bd44 and 2606:4700:3037::6815:597e.

Additional host names — artehow.com, tejegxfsct.ink, www.kavram.com and two others — share IP numbers with stack-systems.com.

Name Servers

Two name servers handle the delegation for stack-systems.com: ernest.ns.cloudflare.com and megan.ns.cloudflare.com.

stack-systems.com shares its name server setup with other domains, including faqslaw.com, tbibank.eu, cheerio.cc and two others.

There is at least partial name server overlap between stack-systems.com and other domains — susu85.com, 6af834c0621c.com, edufiniafr.com and two more among them.

These name servers are routinely deployed together with the name servers coco.ns.cloudflare.com.

Host names with 6 IP numbers:

ernest.ns.cloudflare.com maps to six IP addresses: 108.162.193.164, 172.64.33.164, 173.245.59.164 and three others.

megan.ns.cloudflare.com maps to six IP addresses: 108.162.192.197, 172.64.32.197, 173.245.58.197 and three others.

Mail Servers

stack-systems.com delegates incoming mail to 4 mail servers: mail.stack-systems.com, mx2.zoho.eu, mx3.zoho.eu and mx.zoho.eu.

stack-systems.com shares mail servers — at least in part — with other domains, including trident-office-host.fi, onlinecasinos.net, kentarg.org and two others.

Host names with 4 IP numbers:

mail.stack-systems.com resolves to four IP addresses — 104.21.89.126, 172.67.189.68, 2606:4700:3033::ac43:bd44 and 2606:4700:3037::6815:597e.

Host names with two IP numbers:

mx.zoho.eu resolves to two addresses: 185.20.209.166 and 185.230.214.166.

Host names with one IP number:

The hostname mx2.zoho.eu resolves to 89.36.170.166.

The hostname mx3.zoho.eu resolves to 185.230.212.166.