🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`developerstack.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:27fb^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:ac7b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.39.251^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.123^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`abdullah.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ccb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`abdullah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`abdullah.ns.cloudflare.com`
		A	108.162.195.203^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	162.159.44.203^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
		A	172.64.35.203^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abdullah.ns.cloudflare.com`
NS	`olga.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c089^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olga.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2089^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olga.ns.cloudflare.com`
		A	108.162.192.137^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	172.64.32.137^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	173.245.58.137^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zohomail.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.39.251, 172.67.172.123
		IPv6 hints	2606:4700:3030::6815:27fb, 2606:4700:3037::ac43:ac7b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=86, name=cloudflare-ech.com
SOA	`abdullah.ns.cloudflare.com`dns@cloudflare.com serial=2411758323

`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=1759758192

Same first word

developerstack.co

developerstack.cyou

developerstack.com

Similar names

stackdeveloper.in

stackdeveloper.com

dacksteveloper.workers.dev

stackdeveloper.xyz

Previous names

Next names

DNS History

9 records (9 active, 0 former)

●NSabdullah.ns.cloudflare.com2026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●NSolga.ns.cloudflare.com2026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●MXmx.zoho.com2026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●MXmx2.zoho.com2026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●MXmx3.zoho.com2026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●A104.21.39.2512026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●A172.67.172.1232026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●A2606:4700:3030::6815:27fb2026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

●A2606:4700:3037::ac43:ac7b2026-09-09 → 2026-09-15 · 2 obs

● 2026-09-09 04:13:16
● 2026-09-15 02:07:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
developerstack.co	abdullah.ns.cloudflare.com, olga.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.137

NS records: abdullah.ns.cloudflare.com, olga.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developerstack.co (unsigned zone)

⏱️ Timing

Total: 897ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.39.251, 172.67.172.123`
AAAA	2	`2606:4700:3030::6815:27fb, 2606:4700:3037::ac43:ac7b`
NS	2	`abdullah.ns.cloudflare.com, olga.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	1	`v=spf1 include:zohomail.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`abdullah.ns.cloudflare.com dns.cloudflar`

Analysis

IP Addresses

developerstack.co resolves to four IP addresses: 104.21.39.251, 172.67.172.123, 2606:4700:3030::6815:27fb and 2606:4700:3037::ac43:ac7b.

Two other host names, along with pixelocr.com, jslot99.com and bdbijoy-bd.com, also share IP numbers with developerstack.co.

Name Servers

Two name servers handle the delegation for developerstack.co: abdullah.ns.cloudflare.com and olga.ns.cloudflare.com.

developerstack.co shares its NS records with other domains, for example mohamad-hgb.workers.dev, vorgetauschterechnung.com, iditahunakab.org and two others.

developerstack.co has at least partial name server overlap with other domains, such as beachdunesinn.com, servamo.com, web-snu.pages.dev and two others.

It is common to see these name servers used together with name servers aleena.ns.cloudflare.com and carl.ns.cloudflare.com.

DNS names with 6 IP addresses:

abdullah.ns.cloudflare.com resolves to 108.162.195.203, 162.159.44.203 and 172.64.35.203 among others, with 3 other IP addresses in total.

olga.ns.cloudflare.com resolves to 108.162.192.137, 172.64.32.137 and 173.245.58.137 among others, with 3 other IP addresses in total.

Mail Servers

developerstack.co has three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

There is at least a partial MX overlap between developerstack.co and other domains, including psiugatinha.com.br, smarayvision.com.ng, neuranova.eu and two others.

All three — mx2.zoho.com, mx3.zoho.com and mx.zoho.com — point to 136.143.191.44 as their single IP address.

Each of mx2.zoho.com, mx3.zoho.com and mx.zoho.com resolves to 136.143.191.44.

developerstack.co - robtex.com