🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rubydevelopers.co`

DNSSEC	⚠️ Not signed
A	13.248.213.45^{🇺🇸 Amazon13.248.208.0/20}
		PTR	`a67c48129651a0940.awsglobalaccelerator.com`
A	76.223.67.189^{🇺🇸 Amazon76.223.64.0/20}
NS	`ns37.domaincontrol.com` ⭐
		A	2603:5:21c1::13^{🇺🇸 GODADDY-DNS2603:5:21c0::/44}
			PTR	`ns37.domaincontrol.com`
		A	97.74.108.19^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns37.domaincontrol.com`
NS	`ns38.domaincontrol.com`
		A	2603:5:22c1::13^{🇺🇸 GODADDY-DNS2603:5:22c0::/44}
			PTR	`ns38.domaincontrol.com`
		A	173.201.76.19^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns38.domaincontrol.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
SOA	`ns37.domaincontrol.com`dns@jomax.net 2023-12-06 #0

`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=1759769621

Same first word

rubydevelopers.net

rubydevelopers.org

rubydevelopers.co

Previous names

Next names

DNS History

7 records (6 active, 1 former)

●NSns37.domaincontrol.com2015-08-16 → 2026-09-29 · 2 obs

● 2015-08-16 19:24:24
● 2026-09-29 19:43:16

●NSns38.domaincontrol.com2015-08-16 → 2026-09-29 · 2 obs

● 2015-08-16 19:24:24
● 2026-09-29 19:43:16

●MXmailstore1.secureserver.net2015-08-16 → 2026-09-29 · 2 obs

● 2015-08-16 19:24:24
● 2026-09-29 19:43:16

●MXsmtp.secureserver.net2015-08-16 → 2026-09-29 · 2 obs

● 2015-08-16 19:24:24
● 2026-09-29 19:43:16

●A13.248.213.452026-09-06 → 2026-09-29 · 3 obs

○ 2017-12-19 18:51:12
● 2026-09-06 17:13:38
● 2026-09-29 19:43:16

○A184.168.221.732015-08-16 → 2017-12-19 · 4 obs

● 2015-08-16 19:24:24
● 2017-12-19 18:51:12
○ 2026-09-06 17:13:38
○ 2026-09-29 19:43:16

●A76.223.67.1892026-09-06 → 2026-09-29 · 3 obs

○ 2017-12-19 18:51:12
● 2026-09-06 17:13:38
● 2026-09-29 19:43:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
rubydevelopers.co	ns38.domaincontrol.com, ns37.domaincontrol.com	-

✅ Authoritative Response

Server:97.74.108.19

NS records: ns38.domaincontrol.com, ns37.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubydevelopers.co (unsigned zone)

⏱️ Timing

Total: 722ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.67.189, 13.248.213.45`
NS	2	`ns37.domaincontrol.com, ns38.domaincontrol.com`
MX	2	`mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0)`
SOA	1	`ns37.domaincontrol.com dns.jomax.net`

Analysis

IP Addresses

rubydevelopers.co has two IP addresses: 13.248.213.45 and 76.223.67.189

Additional host names — tkcue4dm.shop, astern.ai, christofindustries.com and two others — share IP numbers with rubydevelopers.co.

Name Servers

rubydevelopers.co uses two name servers for its delegation: ns37.domaincontrol.com and ns38.domaincontrol.com.

rubydevelopers.co shares its name server setup with other domains, including nicholaskoumalatsos.com, doctorsdodigital.com, wiggleswagsandbarks.com and two others.

The two host names ns37.domaincontrol.com and ns38.domaincontrol.com each have a pair of IP addresses: ns37.domaincontrol.com has 97.74.108.19 and 2603:5:21c1::13, and ns38.domaincontrol.com has 173.201.76.19 and 2603:5:22c1::13.

Mail Servers

rubydevelopers.co has two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

rubydevelopers.co shares the same mail server setup as other domains, including brinatti.com, pixiedustcrafts.com, frz-dry.info and two others.

rubydevelopers.co has mail servers in common with other domains — faniesimon.com being one example.

Both mailstore1.secureserver.net and smtp.secureserver.net point to three IP numbers: mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162, while smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.

rubydevelopers.co - robtex.com