optitas-net.de - robtex.com
optitas-net.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.107.141.229🇩🇪 Hetzner91.107.128.0/17 HETZNER-DC | ||||||
| PTR | optitas.net | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | mail.optitas-net.de ⭐ | ||||||
| A | 91.107.141.229🇩🇪 Hetzner91.107.128.0/17 HETZNER-DC | ||||||
| PTR | optitas.net | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-04-23 #0 | ||||||
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=1786745069 | ||||||
Same first word
optitas-net.de |
Similar names
DNS History
7 records (5 active, 2 former)
●NSns1.first-ns.de2015-08-04 → 2026-08-14 · 2 obs
● 2026-08-14 22:34:48
●NSrobotns2.second-ns.de2015-08-04 → 2026-08-14 · 2 obs
● 2026-08-14 22:34:48
●NSrobotns3.second-ns.com2015-08-04 → 2026-08-14 · 2 obs
● 2026-08-14 22:34:48
●MXmail.optitas-net.de2015-08-04 → 2026-08-14 · 2 obs
● 2026-08-14 22:34:48
○A78.46.186.2492015-08-04 → 2016-03-06 · 4 obs
● 2016-03-06 13:08:30
○ 2016-11-18 21:35:28
○ 2026-08-14 22:34:48
○A78.47.159.132016-11-18 → 2017-11-10 · 5 obs
● 2016-11-18 21:35:28
● 2017-11-10 03:08:16
○ 2026-03-01 00:29:22
○ 2026-08-14 22:34:48
●A91.107.141.2292026-03-01 → 2026-08-14 · 3 obs
● 2026-03-01 00:29:22
● 2026-08-14 22:34:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| optitas-net.de | robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optitas-net.de (unsigned zone)
⏱️ Timing
Total: 1000ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.107.141.229 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 1 | mail.optitas-net.de (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
IP Addresses
optitas-net.de directs to one IP number, which is 91.107.141.229.
Among the host names that share IP numbers with optitas-net.de are www.optitas.com, optitasgmbh.de, optitas.com and two others.
Name Servers
DNS for optitas-net.de is handled by three authoritative name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
optitas-net.de partially shares its NS delegation with several other domains, including kaeding.org, cinecast.net, proweser.de and two others.
Three hostnames — robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de — each have two IP addresses: robotns3.second-ns.com has 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de has 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de has 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
optitas-net.de routes its mail through a single mail server, mail.optitas-net.de.
mail.optitas-net.de has exactly one IP number: 91.107.141.229.