optiback.de - robtex.com
optiback.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 78.47.71.13🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | static.13.71.47.78.clients.your-server.de | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| MX | mail.optiback.de ⭐ | ||||||
| A | 78.47.71.13🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | static.13.71.47.78.clients.your-server.de | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2025-12-08 #1 | ||||||
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=1776115926 | ||||||
Previously NS for
optiback.de |
Subdomains
mail.optiback.de |
Same first word
optiback.de |
Similar names
DNS History
9 records (5 active, 4 former)
○NSb.ns14.net2015-08-12 → 2017-08-30 · 4 obs
● 2017-08-30 10:10:34
○ 2026-04-02 21:35:18
○ 2026-04-13 21:38:14
○NSdns.regionetz.net2015-08-12 → 2017-08-30 · 4 obs
● 2017-08-30 10:10:34
○ 2026-04-02 21:35:18
○ 2026-04-13 21:38:14
●NShelium.ns.hetzner.de2026-04-02 → 2026-04-13 · 3 obs
● 2026-04-02 21:35:18
● 2026-04-13 21:38:14
●NShydrogen.ns.hetzner.com2026-04-02 → 2026-04-13 · 3 obs
● 2026-04-02 21:35:18
● 2026-04-13 21:38:14
○NSoptiback.de2015-08-12 → 2017-08-30 · 4 obs
● 2017-08-30 10:10:34
○ 2026-04-02 21:35:18
○ 2026-04-13 21:38:14
●NSoxygen.ns.hetzner.com2026-04-02 → 2026-04-13 · 3 obs
● 2026-04-02 21:35:18
● 2026-04-13 21:38:14
○MXmail.hamma.de2015-08-12 → 2017-08-30 · 4 obs
● 2017-08-30 10:10:34
○ 2026-04-02 21:35:18
○ 2026-04-13 21:38:14
●MXmail.optiback.de2026-04-02 → 2026-04-13 · 3 obs
● 2026-04-02 21:35:18
● 2026-04-13 21:38:14
●A78.47.71.132026-04-02 → 2026-04-13 · 2 obs
● 2026-04-13 21:38:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| optiback.de | oxygen.ns.hetzner.com, helium.ns.hetzner.de, hydrogen.ns.hetzner.com | - |
✅ Authoritative Response
Server:213.133.100.98
NS records: oxygen.ns.hetzner.com, helium.ns.hetzner.de, hydrogen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optiback.de (unsigned zone)
⏱️ Timing
Total: 1093ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.47.71.13 |
| NS | 3 | oxygen.ns.hetzner.com, helium.ns.hetzner.de... |
| MX | 1 | mail.optiback.de (pri: 10) |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
Hierarchy
The parent of mail.optiback.de is optiback.de.
IP Addresses
optiback.de points to a single IP: 78.47.71.13.
Other host names, for instance turboback.at, static.13.71.47.78.clients.your-server.de, mail.optiback.de, mx03.hinrichs-it.de and turboback.de share IP numbers with optiback.de.
Name Servers
optiback.de is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
optiback.de partially shares name servers with other domains; examples include clinicagoenechea.com, foerderkreis-qs.de, swac.de, covid19-nmr.com and causalworld.org.
these name servers are commonly used with the name servers ns1.first-ns.de.
Host names with two IP numbers:
hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.
oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192.
helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5.
Mail Servers
optiback.de is handled by a single mail server, mail.optiback.de.
mail.optiback.de points to a single IP: 78.47.71.13.