optitwin.de - robtex.com
optitwin.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 116.202.77.22🇩🇪 Hetzner116.202.0.0/16 HETZNER-DC | ||||||
| PTR | dedi5656.your-server.de | ||||||
| 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.optitwin.de ⭐ | ||||||
| A | 185.158.212.155🇩🇪 netcup-AS185.158.212.0/22 | ||||||
| PTR | v9440688.campusvps.de | ||||||
| TXT | v=spf1 mx a a:mx.campusspeicher.de include:secure-mailgate.com ~all | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2025-05-28 #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=1774369391 | ||||||
Subdomains
mail.optitwin.de |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSns1.first-ns.de2020-01-29 → 2026-03-24 · 3 obs
● 2020-01-29 01:50:38
● 2026-03-24 16:48:04
●NSrobotns2.second-ns.de2015-04-14 → 2026-03-24 · 2 obs
● 2026-03-24 16:48:04
●NSrobotns3.second-ns.com2015-04-14 → 2026-03-24 · 2 obs
● 2026-03-24 16:48:04
○NSshared05.srvhub.de2015-04-14 → 2017-03-15 · 4 obs
● 2017-03-15 11:49:46
○ 2020-01-29 01:50:38
○ 2026-03-24 16:48:04
●MXmail.optitwin.de2015-04-14 → 2026-03-24 · 2 obs
● 2026-03-24 16:48:04
○MXmail2.optitwin.de2015-04-14 → 2017-03-15 · 4 obs
● 2017-03-15 11:49:46
○ 2020-01-29 01:50:38
○ 2026-03-24 16:48:04
●A116.202.77.222026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 16:48:04
○A5.9.95.532015-04-14 → 2017-03-15 · 4 obs
● 2017-03-15 11:49:46
○ 2020-01-29 01:50:38
○ 2026-03-24 16:48:04
○A83.138.82.362020-01-29 → 2020-01-29 · 3 obs
● 2020-01-29 01:50:38
○ 2026-03-24 16:48:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| optitwin.de | robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de | - |
✅ Authoritative Response
Server:213.133.100.103
NS records: robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optitwin.de (unsigned zone)
⏱️ Timing
Total: 1027ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.202.77.22 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | mail.optitwin.de (pri: 10) |
| TXT | 1 | v=spf1 mx a a:mx.campusspeicher.de inclu |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
The parent of mail.optitwin.de is optitwin.de.
IP Addresses
optitwin.de points to a single IP address: 116.202.77.22.
Other host names such as brand-zelte.de, altendorf.com, pointminden.de, www.altendorf.com and optitwin.eu share IPs with optitwin.de.
Name Servers
optitwin.de is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
optitwin.de at least partially shares name servers with other domains, for example sysfn-web00.de, obkr.de, prokat.de, comicforum.net and albertina.ch.
These name servers are commonly used with hydrogen.ns.hetzner.com and oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Host names with two IP numbers:
robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3
ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238
robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103
Mail Servers
The mail.optitwin.de mail server handles optitwin.de.
mail.optitwin.de points to a single IP number: 185.158.212.155.