`openprompt.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:c7d^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:c27e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.125^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.194.126^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sandy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3adb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sandy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sandy.ns.cloudflare.com`
		A	108.162.192.219^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	172.64.32.219^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	173.245.58.219^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
NS	`stan.ns.cloudflare.com`
		A	2606:4700:58::adf5:3beb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1eb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21eb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stan.ns.cloudflare.com`
		A	108.162.193.235^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stan.ns.cloudflare.com`
		A	172.64.33.235^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stan.ns.cloudflare.com`
		A	173.245.59.235^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stan.ns.cloudflare.com`
MX	`mxa.mailgun.org` ⭐
		A	34.36.182.139^{🇺🇸 Google34.32.0.0/11}
			PTR	`139.182.36.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org` ⭐
		A	34.149.254.5^{🇺🇸 Google34.148.0.0/14}
			PTR	`5.254.149.34.bc.googleusercontent.com`
TXT	`google-site-verification=y_6_OKpUk1OqxguTxWXq-NpWYZOBAd1B-rNAtfJuRqI`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.12.125, 172.67.194.126
		IPv6 hints	2606:4700:3030::6815:c7d, 2606:4700:3036::ac43:c27e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com
SOA	`sandy.ns.cloudflare.com`dns@cloudflare.com serial=2400783548

`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=1759655184

Same first word

openprompt.co

DNS History

8 records (8 active, 0 former)

●NSsandy.ns.cloudflare.com2026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

●NSstan.ns.cloudflare.com2026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

●MXmxa.mailgun.org2026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

●MXmxb.mailgun.org2026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

●A104.21.12.1252026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

●A172.67.194.1262026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

●A2606:4700:3030::6815:c7d2026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

●A2606:4700:3036::ac43:c27e2026-05-07 → 2026-05-11 · 2 obs

● 2026-05-07 18:00:58
● 2026-05-11 05:51:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	c.registrydns.co, a.registrydns.co, b.registrydns.co, d.registrydns.co	-
openprompt.co	sandy.ns.cloudflare.com, stan.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.235

NS records: sandy.ns.cloudflare.com, stan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openprompt.co (unsigned zone)

⏱️ Timing

Total: 874ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.12.125, 172.67.194.126`
AAAA	2	`2606:4700:3036::ac43:c27e, 2606:4700:3030::6815:c7d`
NS	2	`sandy.ns.cloudflare.com, stan.ns.cloudflare.com`
MX	2	`mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10)`
TXT	2	`google-site-verification=y_6_OKpUk1Oqxgu, v=spf1 include:mailgun.org ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sandy.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

Four IP numbers are pointed to by openprompt.co: 2606:4700:3030::6815:c7d, 2606:4700:3036::ac43:c27e, 104.21.12.125 and 172.67.194.126.

other host names including www.111obmen.com, hangnhat123.com, pynpoynt.io, jnzzsm.com and smetsni.co share IP numbers with openprompt.co.

Name Servers

openprompt.co is delegated to two name servers sandy.ns.cloudflare.com and stan.ns.cloudflare.com.

openprompt.co shares the same name server setup as other domains, for instance pek-amea.gr, t9t.io, operandunion.com, clockerslab.com and jalurkerja.com.

openprompt.co at least partially shares name servers with other domains, for instance meduiup.com, prysmaxs.top, mmdt.cc, ypac.org and resethabit.com.

these name servers are often used together with jerry.ns.cloudflare.com, sneh.ns.cloudflare.com, zara.ns.cloudflare.com and lee.ns.cloudflare.com.

Host names with six IP numbers:

Host name sandy.ns.cloudflare.com points to: 2606:4700:50::adf5:3adb, 2803:f800:50::6ca2:c0db, 2a06:98c1:50::ac40:20db, 108.162.192.219, 172.64.32.219 and 173.245.58.219.

Host name stan.ns.cloudflare.com points to: 2606:4700:58::adf5:3beb, 2803:f800:50::6ca2:c1eb, 2a06:98c1:50::ac40:21eb, 108.162.193.235, 172.64.33.235 and 173.245.59.235.

Mail Servers

Two mail servers handle openprompt.co: mxa.mailgun.org and mxb.mailgun.org.

openprompt.co shares the same mail server setup as other domains, for instance satisfyhost.net, abessina.com, sharp.dft.gov.uk, ghostprint.com and byronbaytinkerspace.com.

openprompt.co shares some mail servers with other domains, at least partially, for instance howmanyisthat.org, teleprompter.com, sifoo.com, exceptional-ron.co.za and episor.my.

Host names with one IP number:

mxa.mailgun.org points to 34.36.182.139

mxb.mailgun.org points to 34.149.254.5

openprompt.co - robtex.com

openprompt.co

co

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`openprompt.co`

`co`