bluebox-security.de - robtex.com
bluebox-security.de
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=1778863009 | ||||||
Subdomains
mail.bluebox-security.de |
Same first word
bluebox-security.de |
DNS History
7 records (6 active, 1 former)
●NSns1.bdm.microsoftonline.com2026-02-15 → 2026-05-15 · 3 obs
● 2026-02-15 21:38:22
● 2026-05-15 17:03:12
●NSns1.first-ns.de2015-05-22 → 2026-05-15 · 2 obs
● 2026-05-15 17:03:12
●NSrobotns2.second-ns.de2015-05-22 → 2026-05-15 · 2 obs
● 2026-05-15 17:03:12
●NSrobotns3.second-ns.com2015-05-22 → 2026-05-15 · 2 obs
● 2026-05-15 17:03:12
●MXblueboxsecurity-de01i.mail.protection.outlook.com2026-02-15 → 2026-05-15 · 3 obs
● 2026-02-15 21:38:22
● 2026-05-15 17:03:12
○MXmail.bluebox-security.de2015-05-22 → 2017-05-19 · 4 obs
● 2017-05-19 20:31:02
○ 2026-02-15 21:38:22
○ 2026-05-15 17:03:12
●A213.239.198.22015-05-22 → 2026-05-15 · 2 obs
● 2026-05-15 17:03:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| bluebox-security.de | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bluebox-security.de (unsigned zone)
⏱️ Timing
Total: 5040ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.239.198.2 |
| NS | 4 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 1 | blueboxsecurity-de01i.mail.protection.ou |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
The parent of mail.bluebox-security.de is bluebox-security.de.
IP Addresses
bluebox-security.de points to a single IP number: 213.239.198.2.
Other host names, for example mail.blueboxsecurity.de, 213-239-198-2.clients.your-server.de, mail.bluebox-security.de and blueboxsecurity.de share IP numbers with bluebox-security.de.
Name Servers
bluebox-security.de is delegated to four name servers: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de and ns1.bdm.microsoftonline.com.
bluebox-security.de shares name servers with other domains at least partially, for instance donnellyfamily.org, torcartim.com, unruh-online.de, millironv.com and hixongroup.com.
these name servers are commonly used with ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com, helium.ns.hetzner.de and ns1.your-server.de.
Host names with two IP numbers:
robotns3.second-ns.com resolves to 2001:67c:192c::add:a3 and 193.47.99.3.
ns1.first-ns.de resolves to 2a01:4f8:0:a101::a:1 and 213.239.242.238.
robotns2.second-ns.de resolves to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.
ns1.bdm.microsoftonline.com resolves to 2603:1061:0:700::d0 and 13.107.236.208.
Mail Servers
The mail server for bluebox-security.de is blueboxsecurity-de01i.mail.protection.outlook.com.
Host blueboxsecurity-de01i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.