lean-challenge.com - dns.ninja

`lean-challenge.com`

DNSSEC	⚠️ Not signed
A	92.205.173.240^{🇩🇪 GODADDY-SXB92.205.168.0/21}
		PTR	`240.173.205.92.host.secureserver.net`
NS	`ns09.domaincontrol.com` ⭐
		A	2603:5:2180::5^{🇺🇸 GODADDY-DNS2603:5:2180::/44}
			PTR	`ns09.domaincontrol.com`
		A	97.74.104.5^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns09.domaincontrol.com`
NS	`ns10.domaincontrol.com`
		A	2603:5:2280::5^{🇺🇸 GODADDY-DNS2603:5:2280::/44}
			PTR	`ns10.domaincontrol.com`
		A	173.201.72.5^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns10.domaincontrol.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
TXT	`v=spf1 include:ispgateway.de include:secureserver.net ~all`
TXT	`D6853237`
SOA	`ns09.domaincontrol.com`dns@jomax.net 2025-12-14 #1

`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=1785302792

Same first word

lean-challenge.com

DNS History

12 records (5 active, 7 former)

○NSns.stratoserver.net2015-07-02 → 2016-05-11 · 4 obs

● 2015-07-02 13:13:16
● 2016-05-11 03:39:12
○ 2017-01-26 22:54:38
○ 2026-07-29 05:40:04

●NSns09.domaincontrol.com2026-03-21 → 2026-07-29 · 3 obs

○ 2018-06-19 05:42:26
● 2026-03-21 07:43:24
● 2026-07-29 05:40:04

●NSns10.domaincontrol.com2026-03-21 → 2026-07-29 · 3 obs

○ 2018-06-19 05:42:26
● 2026-03-21 07:43:24
● 2026-07-29 05:40:04

○NSns2.stratoserver.net2015-07-02 → 2016-05-11 · 4 obs

● 2015-07-02 13:13:16
● 2016-05-11 03:39:12
○ 2017-01-26 22:54:38
○ 2026-07-29 05:40:04

○NSns3.stratoserver.net2017-01-26 → 2018-06-19 · 5 obs

○ 2016-05-11 03:39:12
● 2017-01-26 22:54:38
● 2018-06-19 05:42:26
○ 2026-03-21 07:43:24
○ 2026-07-29 05:40:04

○NSns4.stratoserver.net2017-01-26 → 2018-06-19 · 5 obs

○ 2016-05-11 03:39:12
● 2017-01-26 22:54:38
● 2018-06-19 05:42:26
○ 2026-03-21 07:43:24
○ 2026-07-29 05:40:04

●MXmailstore1.secureserver.net2026-03-21 → 2026-07-29 · 3 obs

○ 2018-06-19 05:42:26
● 2026-03-21 07:43:24
● 2026-07-29 05:40:04

○MXmx.53087007.de.strato-hosting.eu2015-07-02 → 2017-01-26 · 4 obs

● 2015-07-02 13:13:16
● 2017-01-26 22:54:38
○ 2018-06-19 05:42:26
○ 2026-07-29 05:40:04

○MXsmtp.rzone.de2018-06-19 → 2018-06-19 · 4 obs

○ 2017-01-26 22:54:38
● 2018-06-19 05:42:26
○ 2026-03-21 07:43:24
○ 2026-07-29 05:40:04

●MXsmtp.secureserver.net2026-03-21 → 2026-07-29 · 3 obs

○ 2018-06-19 05:42:26
● 2026-03-21 07:43:24
● 2026-07-29 05:40:04

○A85.214.234.1132015-07-02 → 2018-06-19 · 4 obs

● 2015-07-02 13:13:16
● 2018-06-19 05:42:26
○ 2026-03-21 07:43:24
○ 2026-07-29 05:40:04

●A92.205.173.2402026-03-21 → 2026-07-29 · 3 obs

○ 2018-06-19 05:42:26
● 2026-03-21 07:43:24
● 2026-07-29 05:40:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...	-
lean-challenge.com	ns09.domaincontrol.com, ns10.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.104.5

NS records: ns09.domaincontrol.com, ns10.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lean-challenge.com (unsigned zone)

⏱️ Timing

Total: 142ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`92.205.173.240`
NS	2	`ns09.domaincontrol.com, ns10.domaincontrol.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
TXT	2	`v=spf1 include:ispgateway.de include:sec, D6853237`
SOA	1	`ns09.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns09.domaincontrol.com, ns09.domaincontrol.com, ns10.domaincontrol.com...)

Analysis

IP Addresses

lean-challenge.com points to a single IP number: 92.205.173.240.

Additional host names — jpn-ventures.com, schmitz-kanzlei.de, kerresinhio.de and two others — share IP numbers with lean-challenge.com.

Name Servers

The NS records for lean-challenge.com delegate to ns09.domaincontrol.com and ns10.domaincontrol.com.

lean-challenge.com shares its name server setup with other domains, including defiantnature.com, kristinafiore.com, christyodom.com and two others.

lean-challenge.com and other domains like deepijatel.com share at least a portion of their name servers.

ns09.domaincontrol.com resolves to 97.74.104.5 and 2603:5:2180::5. Likewise, ns10.domaincontrol.com resolves to 173.201.72.5 and 2603:5:2280::5 — two IP addresses apiece.

Mail Servers

lean-challenge.com has two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

lean-challenge.com shares the same mail server setup as other domains, including neovasigorta.org, motif.guru, purelycustom.org and two others.

lean-challenge.com partially shares its mail servers with other domains; known examples include pramata.org, zaphyrtechnologies.com and securitanium.com.

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.