`edisonchallenge.com`

DNSSEC	⚠️ Not signed
A	144.76.38.111^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
		PTR	`newline01.newline-sw.com`
NS	`ns1.first-ns.de` ⭐
		A	2a01:4f8:0:a101::a:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.first-ns.de`
		A	213.239.242.238^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns1.first-ns.de`
NS	`robotns2.second-ns.de`
		A	2a01:4f8:0:1::5ddc:2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`robotns2.second-ns.de`
		A	213.133.100.103^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`robotns2.second-ns.de`
NS	`robotns3.second-ns.com`
		A	2001:67c:192c::add:a3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`robotns3.second-ns.com`
		A	193.47.99.3^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`robotns3.second-ns.com`
MX	`mail.edisonchallenge.com` ⭐
		A	144.76.38.111^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
			PTR	`newline01.newline-sw.com`
SOA	`ns1.first-ns.de`postmaster@robot.first-ns.de 2018-07-11 #0

`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=1774819837

Subdomains

mail.edisonchallenge.com

Same first word

edisonchallenge.com

DNS History

5 records (5 active, 0 former)

●NSns1.first-ns.de2026-03-13 → 2026-03-29 · 2 obs

● 2026-03-13 21:45:28
● 2026-03-29 21:44:48

●NSrobotns2.second-ns.de2026-03-13 → 2026-03-29 · 2 obs

● 2026-03-13 21:45:28
● 2026-03-29 21:44:48

●NSrobotns3.second-ns.com2026-03-13 → 2026-03-29 · 2 obs

● 2026-03-13 21:45:28
● 2026-03-29 21:44:48

●MXmail.edisonchallenge.com2026-03-13 → 2026-03-29 · 2 obs

● 2026-03-13 21:45:28
● 2026-03-29 21:44:48

●A144.76.38.1112026-03-13 → 2026-03-29 · 2 obs

● 2026-03-13 21:45:28
● 2026-03-29 21:44:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
edisonchallenge.com	ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com	2 records

✅ Authoritative Response

Server:193.47.99.3

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for edisonchallenge.com (unsigned zone)

⏱️ Timing

Total: 235ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.76.38.111`
NS	3	`robotns3.second-ns.com, robotns2.second-ns.de...`
MX	1	`mail.edisonchallenge.com (pri: 10)`
SOA	1	`ns1.first-ns.de postmaster.robot.first-n`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)

Analysis

Hierarchy

edisonchallenge.com is a parent of mail.edisonchallenge.com.

IP Addresses

edisonchallenge.com points to a single IP number: 144.76.38.111.

Other host names, for instance edisonschallenge.com, luthe-bau.com, mail.seperaptor.com, lutheinst.com and mail.1a-kohle.de share IP numbers with edisonchallenge.com.

Name Servers

The delegation for edisonchallenge.com is handled by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

edisonchallenge.com at least partially shares name servers with other domains, for instance picard-intern.de, kochclub-hamburg.de, kinderlernenschwimmen.de, atradis.org and knaupes.net.

these name servers are commonly used with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

Two IP numbers per host:

robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3.

ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238.

robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.

Mail Servers

edisonchallenge.com is handled by a single mail server, mail.edisonchallenge.com.

mail.edisonchallenge.com points to a single IP: 144.76.38.111.

edisonchallenge.com - robtex.com