holtznet.de - robtex.com
holtznet.de
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | ||||||
| PTR | root-dns.netcup.net | ||||||
| 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 | ||||||
| PTR | second-dns.netcup.net | ||||||
| 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 | ||||||
| PTR | third-dns.netcup.net | ||||||
| MX | cumin.holtznet.de ⭐ | ||||||
| A | 2a01:4f9:c010:2e9b::1🇫🇮 Hetzner2a01:4f9::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cumin.holtznet.de | ||||||
| A | 95.216.190.233🇫🇮 Hetzner95.216.0.0/16 HETZNER-DC | ||||||
| PTR | cumin.holtznet.de | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2025-12-27 #5 | ||||||
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=1774402651 | ||||||
Subdomains
mail.holtznet.de |
oregano.holtznet.de |
basilikum.holtznet.de |
cumin.holtznet.de |
web.holtznet.de |
Same first word
DNS History
13 records (4 active, 9 former)
○NSns1.nwxi.net2015-07-24 → 2016-05-16 · 4 obs
● 2016-05-16 04:23:26
○ 2017-10-10 01:23:56
○ 2026-03-25 01:52:18
○NSns1.rz-leipzig.com2017-10-10 → 2017-10-10 · 3 obs
● 2017-10-10 01:23:56
○ 2026-03-25 01:52:18
○NSns2.nwxi.net2015-07-24 → 2016-05-16 · 4 obs
● 2016-05-16 04:23:26
○ 2017-10-10 01:23:56
○ 2026-03-25 01:52:18
○NSns2.rz-leipzig.de2017-10-10 → 2017-10-10 · 3 obs
● 2017-10-10 01:23:56
○ 2026-03-25 01:52:18
○NSns3.nwxi.net2015-07-24 → 2016-05-16 · 4 obs
● 2016-05-16 04:23:26
○ 2017-10-10 01:23:56
○ 2026-03-25 01:52:18
○NSns3.rz-leipzig.net2017-10-10 → 2017-10-10 · 3 obs
● 2017-10-10 01:23:56
○ 2026-03-25 01:52:18
●NSroot-dns.netcup.net2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:52:18
●NSsecond-dns.netcup.net2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:52:18
●NSthird-dns.netcup.net2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:52:18
●MXcumin.holtznet.de2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:52:18
○MXmail1.holtznet.de2015-07-24 → 2016-02-25 · 4 obs
● 2016-02-25 00:40:04
○ 2016-05-03 07:59:34
○ 2026-03-25 01:52:18
○MXmail2.holtznet.de2015-07-24 → 2015-11-22 · 4 obs
● 2015-11-22 10:32:02
○ 2016-02-25 00:40:04
○ 2026-03-25 01:52:18
○MXoregano.holtznet.de2016-02-25 → 2017-10-10 · 4 obs
● 2016-02-25 00:40:04
● 2017-10-10 01:23:56
○ 2026-03-25 01:52:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| holtznet.de | second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net | - |
✅ Authoritative Response
Server:37.221.199.199
NS records: second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for holtznet.de (unsigned zone)
⏱️ Timing
Total: 1101ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | third-dns.netcup.net, root-dns.netcup.net... |
| MX | 1 | cumin.holtznet.de (pri: 5) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
holtznet.de is a parent of mail.holtznet.de, oregano.holtznet.de, basilikum.holtznet.de, cumin.holtznet.de and web.holtznet.de.
Name Servers
holtznet.de delegates to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
holtznet.de shares some name servers with other domains, for example bihlmaiers.de, kottenrodt.eu, weinem.net, r2h2.net and nanoblade.de.
Host names with two IP numbers:
root-dns.netcup.net: 2a03:4000:0:1::e1e1 and 46.38.225.225
second-dns.netcup.net: 2a03:4000:2:24b::c7c7 and 37.221.199.199
third-dns.netcup.net: 2a03:4001:0:106::3f44 and 188.68.63.68
Mail Servers
holtznet.de is handled by a single mail server, cumin.holtznet.de.
holtznet.de uses the same mail server setup as other domains, for example kiste.net.
cumin.holtznet.de resolves to two IPs: 2a01:4f9:c010:2e9b::1 and 95.216.190.233.