double-star.de - robtex.com
double-star.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.90.68.123🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | tw11.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.double-star.de ⭐ | ||||||
| A | 157.90.68.123🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | tw11.de | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-02-01 #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=1774907935 | ||||||
Subdomains
mail.double-star.de |
Same first word
double-star.de |
double-star.com |
Similar names
DNS History
7 records (5 active, 2 former)
●NSns1.first-ns.de2015-07-25 → 2026-03-30 · 2 obs
● 2026-03-30 22:18:24
●NSrobotns2.second-ns.de2015-07-25 → 2026-03-30 · 2 obs
● 2026-03-30 22:18:24
●NSrobotns3.second-ns.com2015-07-25 → 2026-03-30 · 2 obs
● 2026-03-30 22:18:24
●MXmail.double-star.de2015-07-25 → 2026-03-30 · 2 obs
● 2026-03-30 22:18:24
●A157.90.68.1232026-02-26 → 2026-03-30 · 3 obs
● 2026-02-26 16:29:10
● 2026-03-30 22:18:24
○A178.63.71.2112015-07-25 → 2017-02-18 · 4 obs
● 2017-02-18 11:34:58
○ 2020-03-18 00:37:34
○ 2026-03-30 22:18:24
○A195.201.80.512020-03-18 → 2020-03-18 · 4 obs
● 2020-03-18 00:37:34
○ 2026-02-26 16:29:10
○ 2026-03-30 22:18:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| double-star.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 double-star.de (unsigned zone)
⏱️ Timing
Total: 1650ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.90.68.123 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | mail.double-star.de (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
double-star.de is the parent of mail.double-star.de.
IP Addresses
double-star.de resolves to a single IP: 157.90.68.123.
Other host names, for instance premodata.de, restaurant-stadtblick.de, jw0.de, bwco.de and ihkz.de share IP numbers with double-star.de.
Name Servers
double-star.de delegates to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
double-star.de shares some name servers with other domains, for example nabelschnurblutbankenvergleich.de, borbet.com, mcbi.de, sv1916grossrudestedt.de and munich-jobs.de.
These name servers are often used together with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Host names with two IP numbers:
robotns3.second-ns.com: 2001:67c:192c::add:a3 and 193.47.99.3
ns1.first-ns.de: 2a01:4f8:0:a101::a:1 and 213.239.242.238
robotns2.second-ns.de: 2a01:4f8:0:1::5ddc:2 and 213.133.100.103
Mail Servers
double-star.de is handled by a single mail server, mail.double-star.de.
Host name mail.double-star.de points to IP 157.90.68.123.