`knowledgebricks.de`

DNSSEC	⚠️ Not signed
A	92.205.61.124^{🇫🇷 GODADDY-SXB92.205.48.0/20}
		PTR	`124.61.205.92.host.secureserver.net`
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	`ns-jupiter.ttpa.de`
		A	92.205.61.124^{🇫🇷 GODADDY-SXB92.205.48.0/20}
			PTR	`124.61.205.92.host.secureserver.net`
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	`smtp.knowledgebricks.de` ⭐
		A	92.205.61.124^{🇫🇷 GODADDY-SXB92.205.48.0/20}
			PTR	`124.61.205.92.host.secureserver.net`
TXT	`v=spf1 +a +mx -all`
SOA	`robotns2.second-ns.de`traeger@ttpa-hosting.de serial=1736763279

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1776059245

Subdomains

smtp.knowledgebricks.de

Same first word

knowledgebricks.de

DNS History

13 records (5 active, 8 former)

●NSns-jupiter.ttpa.de2026-02-15 → 2026-04-13 · 3 obs

○ 2019-12-24 06:01:38
● 2026-02-15 03:12:50
● 2026-04-13 05:50:50

○NSns-mars.ttpa.de2017-02-08 → 2017-02-08 · 4 obs

○ 2016-04-30 02:53:20
● 2017-02-08 19:05:02
○ 2019-12-24 06:01:38
○ 2026-04-13 05:50:50

○NSns-neptun.ttpa.de2015-07-12 → 2016-04-30 · 4 obs

● 2015-07-12 17:48:38
● 2016-04-30 02:53:20
○ 2017-02-08 19:05:02
○ 2026-04-13 05:50:50

○NSns-uranus.ttpa.de2019-12-24 → 2019-12-24 · 4 obs

○ 2017-02-08 19:05:02
● 2019-12-24 06:01:38
○ 2026-02-15 03:12:50
○ 2026-04-13 05:50:50

○NSns2.hans.hosteurope.de2015-07-12 → 2017-02-08 · 4 obs

● 2015-07-12 17:48:38
● 2017-02-08 19:05:02
○ 2019-12-24 06:01:38
○ 2026-04-13 05:50:50

●NSrobotns2.second-ns.de2019-12-24 → 2026-04-13 · 3 obs

○ 2017-02-08 19:05:02
● 2019-12-24 06:01:38
● 2026-04-13 05:50:50

●NSrobotns3.second-ns.com2019-12-24 → 2026-04-13 · 3 obs

○ 2017-02-08 19:05:02
● 2019-12-24 06:01:38
● 2026-04-13 05:50:50

●MXsmtp.knowledgebricks.de2015-07-12 → 2026-04-13 · 2 obs

● 2015-07-12 17:48:38
● 2026-04-13 05:50:50

○A176.28.16.692019-12-24 → 2019-12-24 · 4 obs

○ 2017-02-08 19:05:02
● 2019-12-24 06:01:38
○ 2026-02-15 03:12:50
○ 2026-04-13 05:50:50

○A83.169.2.1192017-02-08 → 2017-02-08 · 4 obs

○ 2016-04-30 02:53:20
● 2017-02-08 19:05:02
○ 2019-12-24 06:01:38
○ 2026-04-13 05:50:50

○A83.169.43.542015-07-12 → 2016-02-05 · 4 obs

● 2015-07-12 17:48:38
● 2016-02-05 21:16:00
○ 2016-04-30 02:53:20
○ 2026-04-13 05:50:50

○A91.250.113.1362016-04-30 → 2016-04-30 · 4 obs

○ 2016-02-05 21:16:00
● 2016-04-30 02:53:20
○ 2017-02-08 19:05:02
○ 2026-04-13 05:50:50

●A92.205.61.1242026-02-15 → 2026-04-13 · 3 obs

○ 2019-12-24 06:01:38
● 2026-02-15 03:12:50
● 2026-04-13 05:50:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
knowledgebricks.de	robotns2.second-ns.de, robotns3.second-ns.com, ns-jupiter.ttpa.de	-

✅ Authoritative Response

Server:213.133.100.103

NS records: robotns2.second-ns.de, robotns3.second-ns.com, ns-jupiter.ttpa.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgebricks.de (unsigned zone)

⏱️ Timing

Total: 1135ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`92.205.61.124`
NS	3	`robotns3.second-ns.com, ns-jupiter.ttpa.de...`
MX	1	`smtp.knowledgebricks.de (pri: 10)`
TXT	1	`v=spf1 +a +mx -all`
SOA	1	`robotns2.second-ns.de traeger.ttpa-hosti`

Analysis

Hierarchy

knowledgebricks.de is the parent of smtp.knowledgebricks.de.

IP Addresses

knowledgebricks.de points to a single IP number: 92.205.61.124.

other host names for instance six-sigma-center.de, smtp.beinschmeichler.de, mail.schreiben-und-verlegen.de, mail.ttpa.de and smtp.geschenke-kompass.de share IP numbers with knowledgebricks.de.

Name Servers

knowledgebricks.de is delegated to three name servers: robotns3.second-ns.com, robotns2.second-ns.de and ns-jupiter.ttpa.de.

knowledgebricks.de at least partially shares name servers with other domains, for instance jangowski-itservice.de, tnt-designstudio.de, bezmotike.com, ehrwald.com and ichbinsieger.de.

These name servers are commonly used alongside the name servers ns1.first-ns.de, oxygen.ns.hetzner.com, helium.ns.hetzner.de, pdns02.domaincontrol.com and hydrogen.ns.hetzner.com.

Host names with two IP numbers:

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

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

Host names with one IP number:

ns-jupiter.ttpa.de points to 92.205.61.124.

Mail Servers

knowledgebricks.de is handled by a single mail server, smtp.knowledgebricks.de.

Host name smtp.knowledgebricks.de points to IP address 92.205.61.124.

knowledgebricks.de - robtex.com