`stackapps.app`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:3f1c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8ea9^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.28^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.169^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sasha.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2645^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sasha.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c245^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sasha.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2245^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sasha.ns.cloudflare.com`
		A	108.162.194.69^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sasha.ns.cloudflare.com`
		A	162.159.38.69^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sasha.ns.cloudflare.com`
		A	172.64.34.69^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sasha.ns.cloudflare.com`
NS	`wells.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c7d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c37d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wells.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:237d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wells.ns.cloudflare.com`
		A	108.162.195.125^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
		A	162.159.44.125^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
		A	172.64.35.125^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽¹⁶⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁶⁷⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`google-site-verification=nG2iNcIfc_CXEVr3LL0RHr47GDTBk_lyjP_TDMWtOjo`
TXT	`hosting-site=stackapps-dcab1`
TXT	`replit-verify=20dfeebb-0b36-45e9-b86c-82b48dfc72fd`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.63.28, 172.67.142.169
		IPv6 hints	2606:4700:3033::6815:3f1c, 2606:4700:3037::ac43:8ea9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com
SOA	`sasha.ns.cloudflare.com`dns@cloudflare.com serial=2410663583

`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

stackapps.com

stackapps.app

Similar names

appstacks.com

appstacks.club

stacksapp.com

stacksapp.io

appsstack.com

DNS History

12 records (9 active, 3 former)

●NSsasha.ns.cloudflare.com2026-04-08 → 2026-08-02 · 2 obs

● 2026-04-08 04:35:54
● 2026-08-02 00:23:10

●NSwells.ns.cloudflare.com2026-04-08 → 2026-08-02 · 2 obs

● 2026-04-08 04:35:54
● 2026-08-02 00:23:10

●MXroute1.mx.cloudflare.net2026-04-08 → 2026-08-02 · 2 obs

● 2026-04-08 04:35:54
● 2026-08-02 00:23:10

●MXroute2.mx.cloudflare.net2026-04-08 → 2026-08-02 · 2 obs

● 2026-04-08 04:35:54
● 2026-08-02 00:23:10

●MXroute3.mx.cloudflare.net2026-04-08 → 2026-08-02 · 2 obs

● 2026-04-08 04:35:54
● 2026-08-02 00:23:10

●A104.21.63.282026-04-23 → 2026-08-02 · 3 obs

○ 2026-04-08 04:35:54
● 2026-04-23 15:49:02
● 2026-08-02 00:23:10

●A172.67.142.1692026-04-23 → 2026-08-02 · 3 obs

○ 2026-04-08 04:35:54
● 2026-04-23 15:49:02
● 2026-08-02 00:23:10

○A199.36.158.1002026-04-08 → 2026-04-08 · 3 obs

● 2026-04-08 04:35:54
○ 2026-04-23 15:49:02
○ 2026-08-02 00:23:10

○A2606:4700:3030::6815:3f1c2026-04-23 → 2026-04-23 · 4 obs

○ 2026-04-08 04:35:54
● 2026-04-23 15:49:02
○ 2026-07-14 17:02:22
○ 2026-08-02 00:23:10

●A2606:4700:3033::6815:3f1c2026-07-14 → 2026-08-02 · 3 obs

○ 2026-04-23 15:49:02
● 2026-07-14 17:02:22
● 2026-08-02 00:23:10

○A2606:4700:3033::ac43:8ea92026-04-23 → 2026-04-23 · 4 obs

○ 2026-04-08 04:35:54
● 2026-04-23 15:49:02
○ 2026-07-14 17:02:22
○ 2026-08-02 00:23:10

●A2606:4700:3037::ac43:8ea92026-07-14 → 2026-08-02 · 3 obs

○ 2026-04-23 15:49:02
● 2026-07-14 17:02:22
● 2026-08-02 00:23:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
stackapps.app	wells.ns.cloudflare.com, sasha.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.125

NS records: wells.ns.cloudflare.com, sasha.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackapps.app (unsigned zone)

⏱️ Timing

Total: 648ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.142.169, 104.21.63.28`
AAAA	2	`2606:4700:3037::ac43:8ea9, 2606:4700:3033::6815:3f1c`
NS	2	`sasha.ns.cloudflare.com, wells.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 15), route3.mx.cloudflare.net (pri: 16)...`
TXT	4	`google-site-verification=nG2iNcIfc_CXEVr, hosting-site=stackapps-dcab1...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sasha.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

stackapps.app resolves to four IP addresses: 104.21.63.28, 172.67.142.169, 2606:4700:3033::6815:3f1c and 2606:4700:3037::ac43:8ea9.

Among the host names that share IP numbers with stackapps.app are l1fes1mple.com, gg123app.com, compulider.com.ar and two others.

Name Servers

Two name servers handle the delegation for stackapps.app: sasha.ns.cloudflare.com and wells.ns.cloudflare.com.

stackapps.app has the same name server delegation as a number of other domains, such as calypterv.com, lilyrayarts.com, pledgetoprovide.com and two more.

stackapps.app shares at least some of its name servers with other domains, including xsvt.org, buy-medrol.shop, pwdim.com and two others.

These name servers are frequently seen alongside the name servers nile.ns.cloudflare.com, janet.ns.cloudflare.com, sureena.ns.cloudflare.com and camilo.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

sasha.ns.cloudflare.com resolves to 108.162.194.69, 162.159.38.69 and 172.64.34.69 among others, with 3 other IP addresses in total.

wells.ns.cloudflare.com resolves to 108.162.195.125, 162.159.44.125 and 172.64.35.125 among others, with 3 other IP addresses in total.

Mail Servers

stackapps.app is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

stackapps.app shares at least some of its mail servers with other domains — for example greenhydrogen.in, 6mo.top, lipsett.com and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.

stackapps.app - robtex.com

stackapps.app

app

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`stackapps.app`

`app`