c-mentoring.net - robtex.com
c-mentoring.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:d0a:3055::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www189.your-server.de | ||||||
| A | 188.40.2.9🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns1.your-server.de | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | www189.your-server.de ⭐ | ||||||
| A | 2a01:4f8:d0a:3055::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www189.your-server.de | ||||||
| A | 188.40.2.9🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | www189.your-server.de | ||||||
| TXT | v=spf1 include:_spf.mailersend.net +a +mx -all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-01-16 #0 | ||||||
net
| 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.netnstld@verisign-grs.com serial=1774486137 | ||||||
Subdomains
www.c-mentoring.net |
Same first word
c-mentoring.net |
DNS History
11 records (6 active, 5 former)
●NSns.second-ns.com2026-02-15 → 2026-03-26 · 3 obs
● 2026-02-15 10:03:36
● 2026-03-26 00:54:46
○NSns1.hans.hosteurope.de2015-04-27 → 2017-03-26 · 4 obs
● 2017-03-26 22:10:58
○ 2026-02-15 10:03:36
○ 2026-03-26 00:54:46
●NSns1.your-server.de2026-02-15 → 2026-03-26 · 3 obs
● 2026-02-15 10:03:36
● 2026-03-26 00:54:46
○NSns2.hans.hosteurope.de2015-04-27 → 2017-03-26 · 4 obs
● 2017-03-26 22:10:58
○ 2026-02-15 10:03:36
○ 2026-03-26 00:54:46
●NSns3.second-ns.de2026-02-15 → 2026-03-26 · 3 obs
● 2026-02-15 10:03:36
● 2026-03-26 00:54:46
○MXmx0.c-mentoring.net2015-04-27 → 2017-03-26 · 4 obs
● 2017-03-26 22:10:58
○ 2026-02-15 10:03:36
○ 2026-03-26 00:54:46
●MXwww189.your-server.de2026-02-15 → 2026-03-26 · 3 obs
● 2026-02-15 10:03:36
● 2026-03-26 00:54:46
●A188.40.2.92026-02-15 → 2026-03-26 · 3 obs
● 2026-02-15 10:03:36
● 2026-03-26 00:54:46
○A2a01:488:42:1000:50ed:8478:d1:fe5e2015-04-27 → 2017-03-26 · 4 obs
● 2017-03-26 22:10:58
○ 2026-02-15 10:03:36
○ 2026-03-26 00:54:46
●A2a01:4f8:d0a:3055::22026-02-15 → 2026-03-26 · 3 obs
● 2026-02-15 10:03:36
● 2026-03-26 00:54:46
○A80.237.132.1202015-04-27 → 2017-03-26 · 4 obs
● 2017-03-26 22:10:58
○ 2026-02-15 10:03:36
○ 2026-03-26 00:54:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| c-mentoring.net | ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de | - |
✅ Authoritative Response
Server:193.47.99.4
NS records: ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for c-mentoring.net (unsigned zone)
⏱️ Timing
Total: 382ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.40.2.9 |
| AAAA | 1 | 2a01:4f8:d0a:3055::2 |
| NS | 3 | ns1.your-server.de, ns3.second-ns.de... |
| MX | 1 | www189.your-server.de (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.mailersend.net +a +m |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
Analysis
Hierarchy
The parent of www.c-mentoring.net is c-mentoring.net.
IP Addresses
c-mentoring.net resolves to two IP numbers: 2a01:4f8:d0a:3055::2 and 188.40.2.9.
Other host names, for instance mail.seige.net, ravensbrueckerinnen.at, hans-ruch.com, forum.myjmk.com and mail.al-group.de share IP numbers with c-mentoring.net.
Name Servers
c-mentoring.net is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
c-mentoring.net partially shares name servers with other domains; examples include 2.c.2.1.7.1.c.0.8.f.4.0.1.0.a.2.ip6.arpa, j-guttau.de, 83.78.5.in-addr.arpa, temponaut.eu and safepuls.com.
these name servers are commonly used with the name servers ns.second-ns.de.
Host names with two IP numbers:
ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242.
ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4.
ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.
Mail Servers
c-mentoring.net is handled by a single mail server, www189.your-server.de.
c-mentoring.net has the same mail server setup as other domains, including zweiradhaus-lorenz.de, pimg.info, alleva.eu, salesgain.de and agtecher.com.
Host www189.your-server.de resolves to two IPs: 2a01:4f8:d0a:3055::2 and 188.40.2.9.