🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`thetechstack.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:c4d5^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:5caf^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.175^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.196.213^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`armfazh.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c68^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armfazh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c368^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`armfazh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2368^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`armfazh.ns.cloudflare.com`
		A	108.162.195.104^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armfazh.ns.cloudflare.com`
		A	162.159.44.104^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armfazh.ns.cloudflare.com`
		A	172.64.35.104^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armfazh.ns.cloudflare.com`
NS	`cloe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a56^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c056^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cloe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2056^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cloe.ns.cloudflare.com`
		A	108.162.192.86^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	172.64.32.86^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	173.245.58.86^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		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	`ca3-45e3975c529c48439518e7ad8ed7fcef`
TXT	`google-site-verification=S8lHmDJ3JsueaP6MsfjXPZYQl-5kd3OeOn_B84SjaLI`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`v=spf1 include:dc-aa8e722993._spfm.thetechstack.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.92.175, 172.67.196.213
		IPv6 hints	2606:4700:3032::ac43:c4d5, 2606:4700:3035::6815:5caf
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=252, name=cloudflare-ech.com
SOA	`armfazh.ns.cloudflare.com`dns@cloudflare.com serial=2413044261

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1787856547

Same first word

thetechstack.org

thetechstack.blog

Similar names

stackthetech.com

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NSarmfazh.ns.cloudflare.com2026-08-24 → 2026-08-27 · 2 obs

● 2026-08-24 14:33:54
● 2026-08-27 19:46:16

●NScloe.ns.cloudflare.com2026-08-24 → 2026-08-27 · 2 obs

● 2026-08-24 14:33:54
● 2026-08-27 19:46:16

●MXalt1.aspmx.l.google.com2026-08-24 → 2026-08-27 · 2 obs

● 2026-08-24 14:33:54
● 2026-08-27 19:46:16

●MXalt2.aspmx.l.google.com2026-08-24 → 2026-08-27 · 2 obs

● 2026-08-24 14:33:54
● 2026-08-27 19:46:16

●MXalt3.aspmx.l.google.com2026-08-24 → 2026-08-27 · 2 obs

● 2026-08-24 14:33:54
● 2026-08-27 19:46:16

●MXalt4.aspmx.l.google.com2026-08-24 → 2026-08-27 · 2 obs

● 2026-08-24 14:33:54
● 2026-08-27 19:46:16

●MXaspmx.l.google.com2026-08-24 → 2026-08-27 · 2 obs

● 2026-08-24 14:33:54
● 2026-08-27 19:46:16

●A104.21.92.1752026-08-25 → 2026-08-27 · 3 obs

○ 2026-08-24 14:33:54
● 2026-08-25 08:59:36
● 2026-08-27 19:46:16

●A172.67.196.2132026-08-25 → 2026-08-27 · 3 obs

○ 2026-08-24 14:33:54
● 2026-08-25 08:59:36
● 2026-08-27 19:46:16

○A188.114.96.02026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 14:33:54
○ 2026-08-25 08:59:36
○ 2026-08-27 19:46:16

○A188.114.97.02026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 14:33:54
○ 2026-08-25 08:59:36
○ 2026-08-27 19:46:16

●A2606:4700:3032::ac43:c4d52026-08-25 → 2026-08-27 · 3 obs

○ 2026-08-24 14:33:54
● 2026-08-25 08:59:36
● 2026-08-27 19:46:16

●A2606:4700:3035::6815:5caf2026-08-25 → 2026-08-27 · 3 obs

○ 2026-08-24 14:33:54
● 2026-08-25 08:59:36
● 2026-08-27 19:46:16

○A2a06:98c1:3120::2026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 14:33:54
○ 2026-08-25 08:59:36
○ 2026-08-27 19:46:16

○A2a06:98c1:3121::2026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 14:33:54
○ 2026-08-25 08:59:36
○ 2026-08-27 19:46:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
thetechstack.org	armfazh.ns.cloudflare.com, cloe.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.104

NS records: armfazh.ns.cloudflare.com, cloe.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thetechstack.org (unsigned zone)

⏱️ Timing

Total: 1007ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.92.175, 172.67.196.213`
AAAA	2	`2606:4700:3032::ac43:c4d5, 2606:4700:3035::6815:5caf`
NS	2	`armfazh.ns.cloudflare.com, cloe.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	4	`ca3-45e3975c529c48439518e7ad8ed7fcef, google-site-verification=S8lHmDJ3JsueaP6...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`armfazh.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

thetechstack.org points to the four IP addresses 104.21.92.175, 172.67.196.213, 2606:4700:3032::ac43:c4d5 and 2606:4700:3035::6815:5caf.

Additional host names — ts-longzhu-zhibo.com, sysadmin.ca, cu101.city and two others — share IP numbers with thetechstack.org.

Name Servers

The NS records for thetechstack.org delegate to armfazh.ns.cloudflare.com and cloe.ns.cloudflare.com.

thetechstack.org shares its name server setup with other domains, including babijitu109.pages.dev, jackscollision.com, karabogazkol.uk and two others.

At least some of thetechstack.org's name servers are shared with other domains, for example cominspara.center, letiflores.com.br, roblox-preppy-shirt-template-transparent.pages.dev and two more.

Host names with 6 IP numbers:

armfazh.ns.cloudflare.com maps to 108.162.195.104, 162.159.44.104, 172.64.35.104 and 3 additional IP addresses.

cloe.ns.cloudflare.com maps to 108.162.192.86, 172.64.32.86, 173.245.58.86 and 3 additional IP addresses.

Mail Servers

thetechstack.org has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

thetechstack.org shares mail servers — at least in part — with other domains, including ajayan.com, csy.be, fordplacements.com and two others.

These mail servers are frequently used alongside mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

The A records for aspmx.l.google.com return 64.233.180.26 and 2607:f8b0:4004:c23::1b.

The A records for alt1.aspmx.l.google.com return 192.178.234.26 and 2800:3f0:4003:c14::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.