croot.de - dns.ninja
croot.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:4000:30:1ce9::10:7480🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| A | 188.68.47.36🇩🇪 netcup-AS188.68.47.0/24 | ||||||
| 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.croot.de ⭐ | ||||||
| A | 188.68.47.38🇩🇪 netcup-AS188.68.47.0/24 | ||||||
| PTR | mx2f26.netcup.net | ||||||
| MX | mx2f26.netcup.net(50) | ||||||
| A | 188.68.47.38🇩🇪 netcup-AS188.68.47.0/24 | ||||||
| PTR | mx2f26.netcup.net | ||||||
| TXT | v=spf1 mx a include:_spf.webhosting.systems ~all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2020-02-14 #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=1781411459 | ||||||
Subdomains
mail.croot.de |
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
●NSroot-dns.netcup.net2015-08-06 → 2026-06-14 · 2 obs
● 2026-06-14 04:55:52
●NSsecond-dns.netcup.net2015-08-06 → 2026-06-14 · 2 obs
● 2026-06-14 04:55:52
●NSthird-dns.netcup.net2015-08-06 → 2026-06-14 · 2 obs
● 2026-06-14 04:55:52
●MXmail.croot.de2015-08-06 → 2026-06-14 · 2 obs
● 2026-06-14 04:55:52
●MXmx2f26.netcup.net2026-03-01 → 2026-06-14 · 3 obs
● 2026-03-01 14:14:56
● 2026-06-14 04:55:52
○MXmxf960.netcup.net2017-08-22 → 2017-08-22 · 4 obs
● 2017-08-22 07:58:48
○ 2026-03-01 14:14:56
○ 2026-06-14 04:55:52
●A188.68.47.362026-03-01 → 2026-06-14 · 3 obs
● 2026-03-01 14:14:56
● 2026-06-14 04:55:52
●A2a03:4000:30:1ce9::10:74802026-03-01 → 2026-06-14 · 3 obs
● 2026-03-01 14:14:56
● 2026-06-14 04:55:52
○A46.38.229.342015-08-06 → 2016-11-01 · 4 obs
● 2016-11-01 22:06:22
○ 2017-08-22 07:58:48
○ 2026-06-14 04:55:52
○A46.38.249.952017-08-22 → 2017-08-22 · 4 obs
● 2017-08-22 07:58:48
○ 2026-03-01 14:14:56
○ 2026-06-14 04:55:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| croot.de | root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net | - |
✅ Authoritative Response
Server:46.38.225.225
NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for croot.de (unsigned zone)
⏱️ Timing
Total: 1416ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.68.47.36 |
| AAAA | 1 | 2a03:4000:30:1ce9::10:7480 |
| NS | 3 | root-dns.netcup.net, second-dns.netcup.net... |
| MX | 2 | mx2f26.netcup.net (pri: 50), mail.croot.de (pri: 10) |
| TXT | 1 | v=spf1 mx a include:_spf.webhosting.syst |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
mail.croot.de is delegated beneath croot.de.
IP Addresses
croot.de points to two IP numbers: 188.68.47.36 and 2a03:4000:30:1ce9::10:7480.
02092023.de, christoph.lendenfeld.at, vicfun.net plus two other host names have IP numbers in common with croot.de.
Name Servers
Three name servers are authoritative for croot.de: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
There is at least partial name server overlap between croot.de and other domains — jellaba.de, orc-con.de, artyle.de and two more among them.
root-dns.netcup.net resolves to 46.38.225.225 and 2a03:4000:0:1::e1e1. second-dns.netcup.net resolves to 37.221.199.199 and 2a03:4000:2:24b::c7c7. third-dns.netcup.net resolves to 188.68.63.68 and 2a03:4001:0:106::3f44. All three hostnames point to two IP numbers each.
Mail Servers
croot.de uses two mail servers, mail.croot.de and mx2f26.netcup.net.
At least some of the mail servers used by croot.de are shared with other domains: bagbar.de, rinjamin.de, php6-forum.de and two others among them.
These mail servers are routinely found in combination with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
mail.croot.de and mx2f26.netcup.net share one IP address between them — 188.68.47.38.
These two host names — mail.croot.de and mx2f26.netcup.net — each point to 188.68.47.38 IP addresses.