masterclock.de - robtex.com
masterclock.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:a0:9018::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 213.239.215.147🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| 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 | ||||||
| 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 | ||||||
| MX | mail.masterclock.de ⭐ | ||||||
| A | 2a01:4f8:a0:9018::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 213.239.215.147🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | www.alpha-bit.de | ||||||
| TXT | v=spf1 +a +mx +a:alpha-bit.de -all | ||||||
| SOA | robotns3.second-ns.comedvinfo@alpha-bit.de 2026-03-12 #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=1776972143 | ||||||
Subdomains
mail.masterclock.de |
Same first word
masterclock.ru |
masterclock.de |
masterclock.com |
masterclock.be |
Similar names
DNS History
8 records (6 active, 2 former)
●NSns1.first-ns.de2015-08-06 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:48
●NSrobotns2.second-ns.de2015-08-06 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:48
●NSrobotns3.second-ns.com2015-08-06 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:48
●MXmail.masterclock.de2015-08-06 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:48
○A203.124.15.1652015-08-06 → 2015-08-06 · 3 obs
○ 2026-04-07 09:41:14
○ 2026-04-23 19:30:48
○A213.239.214.2312015-08-06 → 2017-03-26 · 4 obs
● 2017-03-26 06:22:10
○ 2026-04-07 09:41:14
○ 2026-04-23 19:30:48
●A213.239.215.1472026-04-07 → 2026-04-23 · 3 obs
● 2026-04-07 09:41:14
● 2026-04-23 19:30:48
●A2a01:4f8:a0:9018::22026-04-07 → 2026-04-23 · 3 obs
● 2026-04-07 09:41:14
● 2026-04-23 19:30:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| masterclock.de | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:213.133.100.103
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for masterclock.de (unsigned zone)
⏱️ Timing
Total: 1525ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.239.215.147 |
| AAAA | 1 | 2a01:4f8:a0:9018::2 |
| NS | 3 | robotns3.second-ns.com, ns1.first-ns.de... |
| MX | 1 | mail.masterclock.de (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:alpha-bit.de -all |
| SOA | 1 | robotns3.second-ns.com edvinfo.alpha-bit |
Analysis
Hierarchy
masterclock.de is the parent of mail.masterclock.de.
IP Addresses
masterclock.de resolves to two IP numbers: 2a01:4f8:a0:9018::2 and 213.239.215.147.
other host names including alpha-vision.de, softplc.de, mail.softplc.de, alpha-bit.de and mail.alpha-vision.de share IP numbers with masterclock.de.
Name Servers
masterclock.de is delegated to three name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
masterclock.de at least partially shares name servers with other domains, for instance undrein.de, silvia-buchinger.at, hotels-in-wien.com, kijo-portal.com and wateraccu.com.
These name servers are commonly used with hydrogen.ns.hetzner.com, 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
masterclock.de is handled by a single mail server, mail.masterclock.de.
mail.masterclock.de resolves to two IP numbers: 2a01:4f8:a0:9018::2 and 213.239.215.147.