kalbau.de - robtex.com
kalbau.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:4000:30:7d6::10:2057🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| A | 46.38.249.139🇩🇪 netcup-AS46.38.248.0/22 NETCUP-GMBH | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| A | 2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS46.38.225.0/24 | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH | ||||||
| MX | mail.kalbau.de ⭐ | ||||||
| A | 46.38.249.141🇩🇪 netcup-AS46.38.248.0/22 NETCUP-GMBH | ||||||
| PTR | mxf98d.netcup.net | ||||||
| MX | mxf98d.netcup.net(50) | ||||||
| A | 2a03:4000:0:272:b859:86ff:fe48:5d6e🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | mxf98d.netcup.net | ||||||
| A | 46.38.249.141🇩🇪 netcup-AS46.38.248.0/22 NETCUP-GMBH | ||||||
| PTR | mxf98d.netcup.net | ||||||
| TXT | v=spf1 mx a include:_spf.webhosting.systems ~all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2024-12-13 #4 | ||||||
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.dedns-operations@denic.de serial=1786182711 | ||||||
Subdomains
mail.kalbau.de |
Same first word
kalbau.de |
Similar names
DNS History
18 records (7 active, 11 former)
○NSdocks16.rzone.de2016-11-28 → 2016-11-28 · 4 obs
● 2016-11-28 18:46:06
○ 2017-12-29 04:04:40
○ 2026-08-08 10:27:00
○NSns01.one.com2015-08-19 → 2016-03-28 · 4 obs
● 2016-03-28 19:16:32
○ 2016-11-28 18:46:06
○ 2026-08-08 10:27:00
○NSns02.one.com2015-08-19 → 2016-03-28 · 4 obs
● 2016-03-28 19:16:32
○ 2016-11-28 18:46:06
○ 2026-08-08 10:27:00
○NSns03.one.com2015-08-19 → 2016-03-28 · 4 obs
● 2016-03-28 19:16:32
○ 2016-11-28 18:46:06
○ 2026-08-08 10:27:00
●NSroot-dns.netcup.net2017-12-29 → 2026-08-08 · 3 obs
● 2017-12-29 04:04:40
● 2026-08-08 10:27:00
●NSsecond-dns.netcup.net2017-12-29 → 2026-08-08 · 3 obs
● 2017-12-29 04:04:40
● 2026-08-08 10:27:00
○NSshades14.rzone.de2016-11-28 → 2016-11-28 · 4 obs
● 2016-11-28 18:46:06
○ 2017-12-29 04:04:40
○ 2026-08-08 10:27:00
●NSthird-dns.netcup.net2017-12-29 → 2026-08-08 · 3 obs
● 2017-12-29 04:04:40
● 2026-08-08 10:27:00
●MXmail.kalbau.de2017-12-29 → 2026-08-08 · 3 obs
● 2017-12-29 04:04:40
● 2026-08-08 10:27:00
○MXmxcluster1.one.com2015-08-19 → 2016-03-28 · 4 obs
● 2016-03-28 19:16:32
○ 2016-11-28 18:46:06
○ 2026-08-08 10:27:00
○MXmxcluster2.one.com2015-08-19 → 2016-03-28 · 4 obs
● 2016-03-28 19:16:32
○ 2016-11-28 18:46:06
○ 2026-08-08 10:27:00
●MXmxf98d.netcup.net2017-12-29 → 2026-08-08 · 3 obs
● 2017-12-29 04:04:40
● 2026-08-08 10:27:00
○MXsmtpin.rzone.de2016-11-28 → 2016-11-28 · 4 obs
● 2016-11-28 18:46:06
○ 2017-12-29 04:04:40
○ 2026-08-08 10:27:00
○A2a01:238:20a:202:1068::2016-11-28 → 2016-11-28 · 4 obs
● 2016-11-28 18:46:06
○ 2017-12-29 04:04:40
○ 2026-08-08 10:27:00
●A2a03:4000:30:7d6::10:20572017-12-29 → 2026-08-08 · 3 obs
● 2017-12-29 04:04:40
● 2026-08-08 10:27:00
○A46.30.212.242015-08-19 → 2016-03-28 · 4 obs
● 2016-03-28 19:16:32
○ 2016-11-28 18:46:06
○ 2026-08-08 10:27:00
●A46.38.249.1392017-12-29 → 2026-08-08 · 3 obs
● 2017-12-29 04:04:40
● 2026-08-08 10:27:00
○A81.169.145.682016-11-28 → 2016-11-28 · 4 obs
● 2016-11-28 18:46:06
○ 2017-12-29 04:04:40
○ 2026-08-08 10:27:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| kalbau.de | third-dns.netcup.net, root-dns.netcup.net, second-dns.netcup.net | - |
✅ Authoritative Response
Server:188.68.63.68
NS records: third-dns.netcup.net, root-dns.netcup.net, second-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kalbau.de (unsigned zone)
⏱️ Timing
Total: 2476ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.38.249.139 |
| AAAA | 1 | 2a03:4000:30:7d6::10:2057 |
| NS | 3 | second-dns.netcup.net, root-dns.netcup.net... |
| MX | 2 | mxf98d.netcup.net (pri: 50), mail.kalbau.de (pri: 10) |
| TXT | 1 | v=spf1 mx a include:_spf.webhosting.syst |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
kalbau.de serves as the parent of mail.kalbau.de.
IP Addresses
kalbau.de directs to two IP numbers, 46.38.249.139 and 2a03:4000:30:7d6::10:2057
Among the host names that share IP numbers with kalbau.de are openairdisco.de, links2revenue.com, af98b.netcup.net and two others.
Name Servers
kalbau.de is served by three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
kalbau.de has at least partial name server overlap with other domains, such as duolc.de, automalik.de, j-architektur.de and two others.
The hostnames root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net each direct to two IP addresses — root-dns.netcup.net to 46.38.225.225 and 2a03:4000:0:1::e1e1, second-dns.netcup.net to 37.221.199.199 and 2a03:4000:2:24b::c7c7, and third-dns.netcup.net to 188.68.63.68 and 2a03:4001:0:106::3f44.
Mail Servers
The MX records for kalbau.de point to two mail servers: mail.kalbau.de and mxf98d.netcup.net.
kalbau.de shares at least some of its mail servers with other domains — for example hs-web.eu, comsee.de, elster-modellbau.de and two more.
It is common to find these mail servers paired with the mail servers mail.smartsitehero.de.
Hosts with two IP numbers each:
The A records for mxf98d.netcup.net return 46.38.249.141 and 2a03:4000:0:272:b859:86ff:fe48:5d6e.
Hosts that resolve to one IP address:
mail.kalbau.de resolves to the IP address 46.38.249.141.
mxf98d.netcup.net and mail.kalbau.de each have 46.38.249.141 IP addresses.