sky-lab.de - robtex.com
sky-lab.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| A | 2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS46.38.225.0/24 | ||||||
| PTR | root-dns.netcup.net | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| PTR | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| MX | mail01.sky-lab.de ⭐ | ||||||
| A | 212.132.76.82🇬🇧 IONOS-AS212.132.64.0/19 IONOS SE fra.de | ||||||
| PTR | mail01.sky-lab.de | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2026-03-13 #8 | ||||||
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=1773553752 | ||||||
Subdomains
mail01.sky-lab.de |
Same first word
sky-lab.de |
Similar names
DNS History
8 records (4 active, 4 former)
○NSns.stratoserver.net2015-08-22 → 2016-07-24 · 3 obs
● 2016-07-24 06:10:12
○ 2026-03-22 18:38:18
○NSns2.stratoserver.net2015-08-22 → 2016-07-24 · 3 obs
● 2016-07-24 06:10:12
○ 2026-03-22 18:38:18
●NSroot-dns.netcup.net2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:38:18
●NSsecond-dns.netcup.net2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:38:18
●NSthird-dns.netcup.net2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:38:18
●MXmail01.sky-lab.de2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:38:18
○MXsky-lab.de2015-08-22 → 2016-07-24 · 3 obs
● 2016-07-24 06:10:12
○ 2026-03-22 18:38:18
○A81.169.151.1552015-08-22 → 2016-07-24 · 3 obs
● 2016-07-24 06:10:12
○ 2026-03-22 18:38:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| sky-lab.de | second-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net | - |
✅ Authoritative Response
Server: 37.221.199.199
NS records: second-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sky-lab.de (unsigned zone)
⏱️ Timing
Total: 1331ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | root-dns.netcup.net, second-dns.netcup.net... |
| MX | 1 | mail01.sky-lab.de (pri: 1) |
| TXT | 1 | v=spf1 mx ~all |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
sky-lab.de is the parent of mail01.sky-lab.de.
Name Servers
The delegation for sky-lab.de is handled by three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
sky-lab.de shares name servers with other domains at least partially, for example uwe-kernchen.de, colognejazznight.de, gibberis.com, visual-geo.com and pabst-photo.de.
Host names with two IPs:
root-dns.netcup.net points to 2a03:4000:0:1::e1e1 and 46.38.225.225
second-dns.netcup.net points to 2a03:4000:2:24b::c7c7 and 37.221.199.199
third-dns.netcup.net points to 2a03:4001:0:106::3f44 and 188.68.63.68
Mail Servers
sky-lab.de is handled by a single mail server, mail01.sky-lab.de.
mail01.sky-lab.de points to a single IP: 212.132.76.82.