🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`corestackdev.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:261c^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:da22^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.28^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.34^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`marlowe.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26d4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marlowe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marlowe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marlowe.ns.cloudflare.com`
		A	108.162.194.212^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marlowe.ns.cloudflare.com`
		A	162.159.38.212^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marlowe.ns.cloudflare.com`
		A	172.64.34.212^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marlowe.ns.cloudflare.com`
NS	`reese.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c375^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reese.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2375^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reese.ns.cloudflare.com`
		A	108.162.195.117^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	162.159.44.117^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	172.64.35.117^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
MX	`_dc-mx.295f4df98d11.corestackdev.com` ⭐
		A	103.138.189.5^{🇮🇳 WHG-SGP103.138.189.0/24}
			PTR	`s11145.sgp1.stableserver.net`
TXT	`openai-domain-verification=dv-fb319SAKBtHsEIRLYeMczW8Q`
TXT	`v=spf1 +mx +a ip4:103.138.189.5 include:spf.mysecurecloudhost.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.28, 172.67.218.34
		IPv6 hints	2606:4700:3032::6815:261c, 2606:4700:3037::ac43:da22
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=188, name=cloudflare-ech.com
SOA	`marlowe.ns.cloudflare.com`dns@cloudflare.com serial=2413722519

`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=1788654778

Same first word

corestackdev.com

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NSmarlowe.ns.cloudflare.com2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 14:35:52
● 2026-09-06 00:57:28

●NSreese.ns.cloudflare.com2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 14:35:52
● 2026-09-06 00:57:28

●MX_dc-mx.295f4df98d11.corestackdev.com2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 14:35:52
● 2026-09-06 00:57:28

●A104.21.38.282026-09-01 → 2026-09-06 · 3 obs

○ 2026-09-01 14:35:52
● 2026-09-01 19:26:30
● 2026-09-06 00:57:28

●A172.67.218.342026-09-01 → 2026-09-06 · 3 obs

○ 2026-09-01 14:35:52
● 2026-09-01 19:26:30
● 2026-09-06 00:57:28

○A188.114.96.02026-09-01 → 2026-09-01 · 3 obs

● 2026-09-01 14:35:52
○ 2026-09-01 19:26:30
○ 2026-09-06 00:57:28

○A188.114.97.02026-09-01 → 2026-09-01 · 3 obs

● 2026-09-01 14:35:52
○ 2026-09-01 19:26:30
○ 2026-09-06 00:57:28

●A2606:4700:3032::6815:261c2026-09-01 → 2026-09-06 · 3 obs

○ 2026-09-01 14:35:52
● 2026-09-01 19:26:30
● 2026-09-06 00:57:28

●A2606:4700:3037::ac43:da222026-09-01 → 2026-09-06 · 3 obs

○ 2026-09-01 14:35:52
● 2026-09-01 19:26:30
● 2026-09-06 00:57:28

○A2a06:98c1:3120::2026-09-01 → 2026-09-01 · 3 obs

● 2026-09-01 14:35:52
○ 2026-09-01 19:26:30
○ 2026-09-06 00:57:28

○A2a06:98c1:3121::2026-09-01 → 2026-09-01 · 3 obs

● 2026-09-01 14:35:52
○ 2026-09-01 19:26:30
○ 2026-09-06 00:57:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
corestackdev.com	marlowe.ns.cloudflare.com, reese.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.117

NS records: marlowe.ns.cloudflare.com, reese.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corestackdev.com (unsigned zone)

⏱️ Timing

Total: 619ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.218.34, 104.21.38.28`
AAAA	2	`2606:4700:3032::6815:261c, 2606:4700:3037::ac43:da22`
NS	2	`marlowe.ns.cloudflare.com, reese.ns.cloudflare.com`
MX	1	`_dc-mx.295f4df98d11.corestackdev.com (pr`
TXT	2	`openai-domain-verification=dv-fb319SAKBt, v=spf1 +mx +a ip4:103.138.189.5 include:`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`marlowe.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

corestackdev.com points to the four IP addresses 104.21.38.28, 172.67.218.34, 2606:4700:3032::6815:261c and 2606:4700:3037::ac43:da22.

Additional host names — scadacode.com, stocklyinvest.com, api-openai.th1nk.workers.dev and two others — share IP numbers with corestackdev.com.

Name Servers

DNS delegation for corestackdev.com points to two name servers: marlowe.ns.cloudflare.com and reese.ns.cloudflare.com.

corestackdev.com shares its name server setup with other domains, including ankitsharma67891.workers.dev, kartas39-15e.workers.dev, peaceandplantshop.com and two others.

At least some of corestackdev.com's name servers are shared with other domains, for example opsecbunker.com, kprazeres04.workers.dev, 91cao3783.cc and two more.

It is common for these name servers to be used in conjunction with the name servers perla.ns.cloudflare.com, violet.ns.cloudflare.com and lars.ns.cloudflare.com.

Host names with 6 IP numbers:

marlowe.ns.cloudflare.com has IP addresses 108.162.194.212, 162.159.38.212 and 172.64.34.212, plus 3 other.

reese.ns.cloudflare.com has IP addresses 108.162.195.117, 162.159.44.117 and 172.64.35.117, plus 3 other.

Mail Servers

corestackdev.com has one mail server: _dc-mx.295f4df98d11.corestackdev.com.

_dc-mx.295f4df98d11.corestackdev.com has exactly one IP number: 103.138.189.5.

corestackdev.com - robtex.com