jl42.de - robtex.com
jl42.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 134.102.137.42🇩🇪 DFN134.102.0.0/16 BREMNET | ||||||
| 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 | mail.machtderserver.de ⭐ | ||||||
| A | 2a03:4000:5e:87:d86d:cbff:feb7:10b0🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | mail.machtderserver.de | ||||||
| A | 89.58.4.95🇩🇪 netcup-AS89.58.4.0/22 | ||||||
| PTR | mail.machtderserver.de | ||||||
| TXT | v=spf1 a:mail.machtderserver.de a:mail.bigsss-bremen.de ~all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2026-04-13 #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=1780516517 | ||||||
Subdomains
blog.jl42.de |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSa1.wpns.hosteurope.de2008-12-07 → 2017-04-04 · 4 obs
● 2017-04-04 17:50:04
○ 2026-04-09 02:31:14
○ 2026-06-03 19:55:30
○NSa1.wsns.hosteurope.de2008-12-07 → 2017-04-04 · 4 obs
● 2017-04-04 17:50:04
○ 2026-04-09 02:31:14
○ 2026-06-03 19:55:30
●NSroot-dns.netcup.net2026-04-09 → 2026-06-03 · 3 obs
● 2026-04-09 02:31:14
● 2026-06-03 19:55:30
●NSsecond-dns.netcup.net2026-04-09 → 2026-06-03 · 3 obs
● 2026-04-09 02:31:14
● 2026-06-03 19:55:30
●NSthird-dns.netcup.net2026-04-09 → 2026-06-03 · 3 obs
● 2026-04-09 02:31:14
● 2026-06-03 19:55:30
●MXmail.machtderserver.de2026-04-09 → 2026-06-03 · 3 obs
● 2026-04-09 02:31:14
● 2026-06-03 19:55:30
○MXmx0.jl42.de2008-12-07 → 2017-04-04 · 4 obs
● 2017-04-04 17:50:04
○ 2026-04-09 02:31:14
○ 2026-06-03 19:55:30
●A134.102.137.422016-03-16 → 2026-06-03 · 3 obs
● 2016-03-16 13:59:06
● 2026-06-03 19:55:30
○A2a01:488:42:1000:50ed:840b:45:6a032015-08-15 → 2015-12-09 · 5 obs
● 2015-08-15 10:31:14
● 2015-12-09 01:45:46
○ 2016-03-16 13:59:06
○ 2026-06-03 19:55:30
○A80.237.132.112008-12-07 → 2015-12-09 · 4 obs
● 2015-12-09 01:45:46
○ 2016-03-16 13:59:06
○ 2026-06-03 19:55:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| jl42.de | second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net | - |
✅ Authoritative Response
Server:37.221.199.199
NS records: second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jl42.de (unsigned zone)
⏱️ Timing
Total: 1175ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 134.102.137.42 |
| NS | 3 | third-dns.netcup.net, second-dns.netcup.net... |
| MX | 1 | mail.machtderserver.de (pri: 10) |
| TXT | 1 | v=spf1 a:mail.machtderserver.de a:mail.b |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
blog.jl42.de is delegated beneath jl42.de.
IP Addresses
jl42.de points to a single IP number: 134.102.137.42.
Further host names like tanktrace.de and jlkj.de overlap in IP numbers with jl42.de.
Name Servers
The authoritative name servers for jl42.de are root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net — three in total.
There is at least partial name server overlap between jl42.de and other domains — timothyherkt.com, gerdes.digital, rob-air.net and two more among them.
root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net all resolve to exactly two IP numbers apiece: root-dns.netcup.net → 46.38.225.225 and 2a03:4000:0:1::e1e1; second-dns.netcup.net → 37.221.199.199 and 2a03:4000:2:24b::c7c7; third-dns.netcup.net → 188.68.63.68 and 2a03:4001:0:106::3f44.
Mail Servers
jl42.de has one mail server: mail.machtderserver.de.
jl42.de has mail servers in common with drss.de, machtderserver.de, tanktrace.de and jlkj.de, among others.
mail.machtderserver.de carries two IP numbers: 89.58.4.95 and 2a03:4000:5e:87:d86d:cbff:feb7:10b0.