promptstack.study - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`promptstack.study`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:d736^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2342^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.66^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.54^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rafe.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ad8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rafe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rafe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rafe.ns.cloudflare.com`
		A	108.162.192.216^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rafe.ns.cloudflare.com`
		A	172.64.32.216^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rafe.ns.cloudflare.com`
		A	173.245.58.216^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rafe.ns.cloudflare.com`
NS	`rodrigo.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rodrigo.ns.cloudflare.com`
		A	108.162.195.78^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	162.159.44.78^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	172.64.35.78^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.66, 172.67.215.54
		IPv6 hints	2606:4700:3034::ac43:d736, 2606:4700:3037::6815:2342
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=242, name=cloudflare-ech.com
SOA	`rafe.ns.cloudflare.com`dns@cloudflare.com serial=2411489973

`study`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.study` ⭐
	NS	`b.nic.study`
	NS	`c.nic.study`
	NS	`x.nic.study`
	NS	`y.nic.study`
	NS	`z.nic.study`
	SOA	`a.nic.study`admin@tldns.godaddy serial=1788915168

Same first word

promptstack.lat

promptstack.online

promptstack.se

promptstack.cc

promptstack.co

promptstack.ru

promptstack.co.nz

promptstack.ph

promptstack.org

promptstack.site

promptstack.study

promptstack.shop

Similar names

stackprompt.com

Previous names

Next names

DNS History

17 records (11 active, 6 former)

●NSrafe.ns.cloudflare.com2026-08-31 → 2026-09-09 · 2 obs

● 2026-08-31 04:09:18
● 2026-09-09 01:21:40

●NSrodrigo.ns.cloudflare.com2026-08-31 → 2026-09-09 · 2 obs

● 2026-08-31 04:09:18
● 2026-09-09 01:21:40

●MXeforward1.registrar-servers.com2026-08-31 → 2026-09-09 · 2 obs

● 2026-08-31 04:09:18
● 2026-09-09 01:21:40

●MXeforward2.registrar-servers.com2026-08-31 → 2026-09-09 · 2 obs

● 2026-08-31 04:09:18
● 2026-09-09 01:21:40

●MXeforward3.registrar-servers.com2026-08-31 → 2026-09-09 · 2 obs

● 2026-08-31 04:09:18
● 2026-09-09 01:21:40

●MXeforward4.registrar-servers.com2026-08-31 → 2026-09-09 · 2 obs

● 2026-08-31 04:09:18
● 2026-09-09 01:21:40

●MXeforward5.registrar-servers.com2026-08-31 → 2026-09-09 · 2 obs

● 2026-08-31 04:09:18
● 2026-09-09 01:21:40

●A104.21.35.662026-09-05 → 2026-09-09 · 5 obs

○ 2026-08-31 04:09:18
● 2026-09-05 06:12:28
○ 2026-09-06 17:11:14
● 2026-09-08 02:01:30
● 2026-09-09 01:21:40

●A172.67.215.542026-09-05 → 2026-09-09 · 5 obs

○ 2026-08-31 04:09:18
● 2026-09-05 06:12:28
○ 2026-09-06 17:11:14
● 2026-09-08 02:01:30
● 2026-09-09 01:21:40

○A188.114.96.02026-08-31 → 2026-09-06 · 5 obs

● 2026-08-31 04:09:18
○ 2026-09-05 06:12:28
● 2026-09-06 17:11:14
○ 2026-09-07 04:11:48
○ 2026-09-09 01:21:40

○A188.114.96.42026-09-07 → 2026-09-07 · 4 obs

○ 2026-09-06 17:11:14
● 2026-09-07 04:11:48
○ 2026-09-08 02:01:30
○ 2026-09-09 01:21:40

○A188.114.97.02026-08-31 → 2026-09-06 · 5 obs

● 2026-08-31 04:09:18
○ 2026-09-05 06:12:28
● 2026-09-06 17:11:14
○ 2026-09-07 04:11:48
○ 2026-09-09 01:21:40

○A188.114.97.42026-09-07 → 2026-09-07 · 4 obs

○ 2026-09-06 17:11:14
● 2026-09-07 04:11:48
○ 2026-09-08 02:01:30
○ 2026-09-09 01:21:40

●A2606:4700:3034::ac43:d7362026-09-05 → 2026-09-09 · 5 obs

○ 2026-08-31 04:09:18
● 2026-09-05 06:12:28
○ 2026-09-06 17:11:14
● 2026-09-08 02:01:30
● 2026-09-09 01:21:40

●A2606:4700:3037::6815:23422026-09-05 → 2026-09-09 · 5 obs

○ 2026-08-31 04:09:18
● 2026-09-05 06:12:28
○ 2026-09-06 17:11:14
● 2026-09-08 02:01:30
● 2026-09-09 01:21:40

○A2a06:98c1:3120::2026-08-31 → 2026-09-06 · 5 obs

● 2026-08-31 04:09:18
○ 2026-09-05 06:12:28
● 2026-09-06 17:11:14
○ 2026-09-08 02:01:30
○ 2026-09-09 01:21:40

○A2a06:98c1:3121::2026-08-31 → 2026-09-06 · 5 obs

● 2026-08-31 04:09:18
○ 2026-09-05 06:12:28
● 2026-09-06 17:11:14
○ 2026-09-08 02:01:30
○ 2026-09-09 01:21:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
study	a.nic.study, b.nic.study, c.nic.study, x.nic.study...	12 records
promptstack.study	rafe.ns.cloudflare.com, rodrigo.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.216

NS records: rafe.ns.cloudflare.com, rodrigo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for promptstack.study (unsigned zone)

⏱️ Timing

Total: 947ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.215.54, 104.21.35.66`
AAAA	2	`2606:4700:3034::ac43:d736, 2606:4700:3037::6815:2342`
NS	2	`rafe.ns.cloudflare.com, rodrigo.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rafe.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.study, a.nic.study, b.nic.study...)

Analysis

IP Addresses

promptstack.study points to the four IP addresses 104.21.35.66, 172.67.215.54, 2606:4700:3034::ac43:d736 and 2606:4700:3037::6815:2342.

celebrandolavida.org, mail.customcarepackage.com, casinos-niederlanden-de.top plus two other host names have IP numbers in common with promptstack.study.

Name Servers

promptstack.study has two authoritative name servers — rafe.ns.cloudflare.com and rodrigo.ns.cloudflare.com.

The name server configuration of promptstack.study is shared with other domains, for instance zohiretu-9091.workers.dev, raybancareerstride.com, cooing-aletopelta.workers.dev and two others.

The name servers of promptstack.study overlap at least partially with those of other domains — among them triacontaeterid.life, sparklesaas.org, penciil-team.workers.dev and two more.

These name servers commonly appear alongside the name servers hazel.ns.cloudflare.com and leo.ns.cloudflare.com.

Hosts with 6 IP addresses each:

rafe.ns.cloudflare.com points to 108.162.192.216, 172.64.32.216, 173.245.58.216 and 3 other IP addresses.

rodrigo.ns.cloudflare.com points to 108.162.195.78, 162.159.44.78, 172.64.35.78 and 3 other IP addresses.

Mail Servers

promptstack.study has five mail servers, which are eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by promptstack.study are shared with other domains: skinpack.cloud, debdou.net, aquilotax.com and two others among them.

The mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com are commonly paired with these mail servers.

Host names resolving to a single IP address:

eforward1.registrar-servers.com resolves to 162.255.118.51.

eforward2.registrar-servers.com resolves to 162.255.118.52.

eforward3.registrar-servers.com resolves to 162.255.118.51.

eforward4.registrar-servers.com resolves to 162.255.118.52.

eforward5.registrar-servers.com resolves to 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

The host names eforward2.registrar-servers.com and eforward4.registrar-servers.com both resolve to 162.255.118.52 IP addresses.