osclab.de - robtex.com
osclab.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns1.your-server.de | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | mail.osclab.de ⭐ | ||||||
| A | 46.224.73.101🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC | ||||||
| PTR | mail.osclab.de | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-03-30 #10 | ||||||
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=1775974862 | ||||||
Subdomains
mail.osclab.de |
Same first word
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| osclab.de | ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de | 4 records |
✅ Authoritative Response
Server:193.47.99.4
NS records: ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osclab.de (unsigned zone)
⏱️ Timing
Total: 600ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns.second-ns.com, ns1.your-server.de... |
| MX | 1 | mail.osclab.de (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.your-server.de, ns1.your-server.de, ns3.second-ns.de...)
Analysis
Hierarchy
osclab.de is the parent of mail.osclab.de.
Name Servers
osclab.de is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
osclab.de at least partially shares name servers with other domains, including 194.90.157.clients.your-server.de, verschaerften.at, mw-kollektion.de, gui.at and lierzer.net.
these name servers are commonly used together with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Host names with two IP numbers:
ns.second-ns.com points to: 2a01:4f8:0:a101::b:1 and 213.239.204.242
ns3.second-ns.de points to: 2001:67c:192c::add:b3 and 193.47.99.4
ns1.your-server.de points to: 2a01:4f8:0:1::5ddc:1 and 213.133.100.102
Mail Servers
osclab.de is handled by a single mail server, mail.osclab.de.
osclab.de uses the same mail server setup as other domains, such as schmidtke-hb.de.
mail.osclab.de points to a single IP: 46.224.73.101.