con4.com - dns.ninja

con4.com

DNSSEC⚠️ Not signed
A91.90.85.191🇩🇪 M3CONNECT91.90.85.0/24
PTRwww.m3connect.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
TXTMS=ms54253393
SOAns1.first-ns.dedns@hetzner.com 2026-04-28 #0

com

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=1784316622

Same first word

con4.com
con4.at
con4.com.br
con4.net

Similar names

4ocn.com
noc4.com
4con.com.br
4con.cz
4con.se
4onc.com
c4on.jp
4noc.com

DNS History

16 records (4 active, 12 former)

20162017201820192020202120222023202420252026NSns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.comns.namespace4you.dens.second-ns.comns1.your-server.dens2.namespace4you.dens3.second-ns.deMXmail.con4.commxlb.ispgateway.deA91.90.85.1912a00:1158:0:402:c4d0::180.67.26.23488.79.237.9088.79.237.9491.90.85.91
○NSns.namespace4you.de2015-06-27 → 2015-06-27 · 3 obs
● 2015-06-27 01:34:26
○ 2015-11-17 05:12:10
○ 2026-07-17 19:41:46
○NSns.second-ns.com2015-11-17 → 2017-03-26 · 5 obs
○ 2015-06-27 01:34:26
● 2015-11-17 05:12:10
● 2017-03-26 11:25:26
○ 2020-02-03 11:20:30
○ 2026-07-17 19:41:46
●NSns1.first-ns.de2020-02-03 → 2026-07-17 · 3 obs
○ 2017-03-26 11:25:26
● 2020-02-03 11:20:30
● 2026-07-17 19:41:46
○NSns1.your-server.de2015-11-17 → 2020-02-22 · 7 obs
○ 2015-06-27 01:34:26
● 2015-11-17 05:12:10
● 2017-03-26 11:25:26
○ 2020-02-03 11:20:30
● 2020-02-22 13:14:12
○ 2026-03-14 16:37:34
○ 2026-07-17 19:41:46
○NSns2.namespace4you.de2015-06-27 → 2015-06-27 · 3 obs
● 2015-06-27 01:34:26
○ 2015-11-17 05:12:10
○ 2026-07-17 19:41:46
○NSns3.second-ns.de2015-11-17 → 2017-03-26 · 5 obs
○ 2015-06-27 01:34:26
● 2015-11-17 05:12:10
● 2017-03-26 11:25:26
○ 2020-02-03 11:20:30
○ 2026-07-17 19:41:46
●NSrobotns2.second-ns.de2020-02-03 → 2026-07-17 · 3 obs
○ 2017-03-26 11:25:26
● 2020-02-03 11:20:30
● 2026-07-17 19:41:46
●NSrobotns3.second-ns.com2020-02-03 → 2026-07-17 · 3 obs
○ 2017-03-26 11:25:26
● 2020-02-03 11:20:30
● 2026-07-17 19:41:46
○MXmail.con4.com2015-11-17 → 2017-03-26 · 5 obs
○ 2015-06-27 01:34:26
● 2015-11-17 05:12:10
● 2017-03-26 11:25:26
○ 2020-02-03 11:20:30
○ 2026-07-17 19:41:46
○MXmxlb.ispgateway.de2015-06-27 → 2015-06-27 · 3 obs
● 2015-06-27 01:34:26
○ 2015-11-17 05:12:10
○ 2026-07-17 19:41:46
○A2a00:1158:0:402:c4d0::12015-06-27 → 2015-06-27 · 3 obs
● 2015-06-27 01:34:26
○ 2015-11-17 05:12:10
○ 2026-07-17 19:41:46
○A80.67.26.2342015-06-27 → 2015-06-27 · 3 obs
● 2015-06-27 01:34:26
○ 2015-11-17 05:12:10
○ 2026-07-17 19:41:46
○A88.79.237.902020-02-03 → 2020-02-22 · 5 obs
○ 2017-03-26 11:25:26
● 2020-02-03 11:20:30
● 2020-02-22 13:14:12
○ 2026-03-14 16:37:34
○ 2026-07-17 19:41:46
○A88.79.237.942015-11-17 → 2017-03-26 · 5 obs
○ 2015-06-27 01:34:26
● 2015-11-17 05:12:10
● 2017-03-26 11:25:26
○ 2020-02-03 11:20:30
○ 2026-07-17 19:41:46
●A91.90.85.1912026-05-16 → 2026-07-17 · 3 obs
○ 2026-04-13 15:08:30
● 2026-05-16 06:36:42
● 2026-07-17 19:41:46
○A91.90.85.912026-03-14 → 2026-04-13 · 5 obs
○ 2020-02-22 13:14:12
● 2026-03-14 16:37:34
● 2026-04-13 15:08:30
○ 2026-05-16 06:36:42
○ 2026-07-17 19:41:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net...-
con4.comns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com2 records

✅ Authoritative Response

Server:213.239.242.238

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for con4.com (unsigned zone)

⏱️ Timing

Total: 1295ms | Queries: -

📄 Records

TypeCountSample Data
A191.90.85.191
NS3robotns3.second-ns.com, ns1.first-ns.de...
TXT1MS=ms54253393
SOA1ns1.first-ns.de dns.hetzner.com

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

con4.com points to a single IP number: 91.90.85.191.

Additional host names — m3-connect.eu, m3connect.de, m3-connect.at and two others — share IP numbers with con4.com.

Name Servers

con4.com has three name servers — robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

con4.com has at least partial name server overlap with other domains, such as 9mz.de, meditax.de, praxismanagerin.de and two others.

These name servers tend to appear together with the name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

Each of robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de points to two IP numbers. robotns3.second-ns.com points to 193.47.99.3 and 2001:67c:192c::add:a3. ns1.first-ns.de points to 213.239.242.238 and 2a01:4f8:0:a101::a:1. robotns2.second-ns.de points to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.