knowledgevisualization.net - dns.ninja

knowledgevisualization.net

DNSSEC⚠️ Not signed
A46.4.40.74🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3
PTRstatic.74.40.4.46.clients.your-server.de
NSns1.first-ns.de ⭐
A2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.first-ns.de
A213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns1.first-ns.de
NSrobotns2.second-ns.de
A2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRrobotns2.second-ns.de
A213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRrobotns2.second-ns.de
NSrobotns3.second-ns.com
A2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRrobotns3.second-ns.com
A193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRrobotns3.second-ns.com
MXmail.knowledgevisualization.net ⭐
A46.4.40.74🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3
PTRstatic.74.40.4.46.clients.your-server.de
SOAns1.first-ns.dedns@hetzner.com 2026-04-14 #0

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1781728600

Subdomains

mail.knowledgevisualization.net

Same first word

knowledgevisualization.net
knowledgevisualization.com

DNS History

5 records (5 active, 0 former)

20162017201820192020202120222023202420252026NSns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.comMXmail.knowledgevisualization.netA46.4.40.74
●NSns1.first-ns.de2015-07-24 → 2026-06-17 · 2 obs
● 2015-07-24 11:18:02
● 2026-06-17 21:07:12
●NSrobotns2.second-ns.de2015-07-24 → 2026-06-17 · 2 obs
● 2015-07-24 11:18:02
● 2026-06-17 21:07:12
●NSrobotns3.second-ns.com2015-07-24 → 2026-06-17 · 2 obs
● 2015-07-24 11:18:02
● 2026-06-17 21:07:12
●MXmail.knowledgevisualization.net2015-07-24 → 2026-06-17 · 2 obs
● 2015-07-24 11:18:02
● 2026-06-17 21:07:12
●A46.4.40.742015-07-24 → 2026-06-17 · 2 obs
● 2015-07-24 11:18:02
● 2026-06-17 21:07:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neti.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net...-
knowledgevisualization.netns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com-

✅ Authoritative Response

Server:213.133.100.103

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgevisualization.net (unsigned zone)

⏱️ Timing

Total: 857ms | Queries: -

📄 Records

TypeCountSample Data
A146.4.40.74
NS3robotns3.second-ns.com, ns1.first-ns.de...
MX1mail.knowledgevisualization.net (pri: 10
SOA1ns1.first-ns.de dns.hetzner.com

Analysis

Hierarchy

knowledgevisualization.net is the parent zone for mail.knowledgevisualization.net.

IP Addresses

knowledgevisualization.net has exactly one IP address — 46.4.40.74.

mail.knowledgevisualization.net, knowledgevisualisation.net, karikatur.at plus two other host names have IP numbers in common with knowledgevisualization.net.

Name Servers

knowledgevisualization.net is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

knowledgevisualization.net partially shares its NS delegation with several other domains, including deutsche-schreibprobe.de, mukocell.com, permaton.at and two others.

robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each resolve to two IP addresses: robotns3.second-ns.com resolves to 193.47.99.3 and 2001:67c:192c::add:a3; ns1.first-ns.de resolves to 213.239.242.238 and 2a01:4f8:0:a101::a:1; robotns2.second-ns.de resolves to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.

Mail Servers

knowledgevisualization.net uses one mail server — mail.knowledgevisualization.net.

mail.knowledgevisualization.net resolves to a single IP number: 46.4.40.74.