simon4u.de - robtex.com
simon4u.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2.58.54.117🇩🇪 NCORE-AS2.58.54.0/24 | ||||||
| PTR | server.kleisinger.de | ||||||
| NS | ns1.kleisinger.de ⭐ | ||||||
| A | 2.58.54.117🇩🇪 NCORE-AS2.58.54.0/24 | ||||||
| PTR | server.kleisinger.de | ||||||
| NS | ns2.kleisinger.de | ||||||
| A | 2.58.54.130🇩🇪 NCORE-AS2.58.54.0/24 | ||||||
| MX | mail.simon4u.de ⭐ | ||||||
| A | 2.58.54.117🇩🇪 NCORE-AS2.58.54.0/24 | ||||||
| PTR | server.kleisinger.de | ||||||
| TXT | v=spf1 +a +mx +a:server.kleisinger.de -all | ||||||
| SOA | ns1.kleisinger.deinfo@astec4u.de 2026-03-07 #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=1775020741 | ||||||
Subdomains
mail.simon4u.de |
Same first word
simon4u.de |
DNS History
17 records (4 active, 13 former)
○NSajk1.ajknet.de2015-08-18 → 2017-02-20 · 4 obs
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
○NSajk2.ajknet.de2015-08-18 → 2017-02-20 · 4 obs
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
○NSns1.dnsserver.center2019-03-29 → 2019-03-29 · 4 obs
● 2019-03-29 12:25:28
○ 2026-02-23 05:30:16
○ 2026-04-01 05:42:50
●NSns1.kleisinger.de2026-02-23 → 2026-04-01 · 3 obs
● 2026-02-23 05:30:16
● 2026-04-01 05:42:50
○NSns2.dnsserver.center2019-03-29 → 2019-03-29 · 4 obs
● 2019-03-29 12:25:28
○ 2026-02-23 05:30:16
○ 2026-04-01 05:42:50
●NSns2.kleisinger.de2026-02-23 → 2026-04-01 · 3 obs
● 2026-02-23 05:30:16
● 2026-04-01 05:42:50
○NSns3.dnsserver.center2019-03-29 → 2019-03-29 · 4 obs
● 2019-03-29 12:25:28
○ 2026-02-23 05:30:16
○ 2026-04-01 05:42:50
●MXmail.simon4u.de2015-08-18 → 2026-04-01 · 5 obs
○ 2015-12-05 19:53:14
○ 2017-02-20 10:44:32
● 2019-03-29 12:25:28
● 2026-04-01 05:42:50
○MXmx1.configcenter.info2015-12-05 → 2017-02-20 · 5 obs
● 2015-12-05 19:53:14
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
○MXmx2.ajknet.de2019-03-29 → 2019-03-29 · 4 obs
● 2019-03-29 12:25:28
○ 2026-02-23 05:30:16
○ 2026-04-01 05:42:50
○MXmx2.configcenter.info2015-12-05 → 2017-02-20 · 5 obs
● 2015-12-05 19:53:14
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
○MXmx3.configcenter.info2015-12-05 → 2017-02-20 · 5 obs
● 2015-12-05 19:53:14
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
○MXmx4.configcenter.info2015-12-05 → 2017-02-20 · 5 obs
● 2015-12-05 19:53:14
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
○MXmx5.configcenter.info2015-12-05 → 2017-02-20 · 5 obs
● 2015-12-05 19:53:14
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
○A195.242.101.22019-03-29 → 2019-03-29 · 4 obs
● 2019-03-29 12:25:28
○ 2026-02-23 05:30:16
○ 2026-04-01 05:42:50
●A2.58.54.1172026-02-23 → 2026-04-01 · 3 obs
● 2026-02-23 05:30:16
● 2026-04-01 05:42:50
○A31.47.252.512015-08-18 → 2017-02-20 · 4 obs
● 2017-02-20 10:44:32
○ 2019-03-29 12:25:28
○ 2026-04-01 05:42:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, z.nic.de, a.nic.de | - |
| simon4u.de | ns1.kleisinger.de, ns2.kleisinger.de | 2 records |
✅ Authoritative Response
Server:2.58.54.117
NS records: ns1.kleisinger.de, ns2.kleisinger.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simon4u.de (unsigned zone)
⏱️ Timing
Total: 497ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 2.58.54.117 |
| NS | 2 | ns2.kleisinger.de, ns1.kleisinger.de |
| MX | 1 | mail.simon4u.de (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:server.kleisinger.de -a |
| SOA | 1 | ns1.kleisinger.de info.astec4u.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.kleisinger.de, ns2.kleisinger.de)
Analysis
Hierarchy
simon4u.de is the parent of mail.simon4u.de.
IP Addresses
simon4u.de points to a single IP number: 2.58.54.117.
other host names for instance tobsch.net, mail.ajknet.de, appenheim.com, hissenauer.de and mail.gau-algesheim.de share IP numbers with simon4u.de.
Name Servers
simon4u.de is delegated to two name servers: ns1.kleisinger.de and ns2.kleisinger.de.
simon4u.de shares the same name server setup as other domains, for example grundschule-gau-algesheim.de, schlereth-becker.de, muhr-hannemann.de, kinos-ingelheim.de and suessenberger.de.
Host names with one IP number:
The host ns1.kleisinger.de points to 2.58.54.117 and the host ns2.kleisinger.de points to 2.58.54.130.
Mail Servers
simon4u.de is handled by a single mail server, mail.simon4u.de.
Host name mail.simon4u.de points to IP address 2.58.54.117.