mdtools.de - dns.ninja
mdtools.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl1.sedo.com ⭐ | ||||||
| A | 91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl2.sedo.com | ||||||
| A | 91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| MX | localhost ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | sl1.sedo.comhostmaster@sedo.de 2018-05-16 #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=1783851687 | ||||||
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
○NSns01.one.com2015-08-03 → 2016-07-03 · 4 obs
● 2016-07-03 08:12:20
○ 2017-03-30 22:52:38
○ 2026-07-12 10:51:14
○NSns02.one.com2015-08-03 → 2016-07-03 · 4 obs
● 2016-07-03 08:12:20
○ 2017-03-30 22:52:38
○ 2026-07-12 10:51:14
○NSns03.one.com2015-08-03 → 2016-07-03 · 4 obs
● 2016-07-03 08:12:20
○ 2017-03-30 22:52:38
○ 2026-07-12 10:51:14
●NSsl1.sedo.com2026-06-27 → 2026-07-12 · 3 obs
● 2026-06-27 14:04:46
● 2026-07-12 10:51:14
●NSsl2.sedo.com2026-06-27 → 2026-07-12 · 3 obs
● 2026-06-27 14:04:46
● 2026-07-12 10:51:14
●MXlocalhost2026-06-27 → 2026-07-12 · 3 obs
● 2026-06-27 14:04:46
● 2026-07-12 10:51:14
○MXmxcluster1.one.com2015-08-03 → 2016-07-03 · 4 obs
● 2016-07-03 08:12:20
○ 2017-03-30 22:52:38
○ 2026-07-12 10:51:14
○MXmxcluster2.one.com2015-08-03 → 2016-07-03 · 4 obs
● 2016-07-03 08:12:20
○ 2017-03-30 22:52:38
○ 2026-07-12 10:51:14
○A46.30.212.1342015-08-03 → 2016-03-06 · 4 obs
● 2016-03-06 07:22:40
○ 2016-07-03 08:12:20
○ 2026-07-12 10:51:14
○A46.30.213.1612016-07-03 → 2016-07-03 · 4 obs
● 2016-07-03 08:12:20
○ 2017-03-30 22:52:38
○ 2026-07-12 10:51:14
●A91.195.241.2322026-06-27 → 2026-07-12 · 3 obs
● 2026-06-27 14:04:46
● 2026-07-12 10:51:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, f.nic.de | - |
| mdtools.de | sl1.sedo.com, sl2.sedo.com | - |
✅ Authoritative Response
Server:91.195.241.173
NS records: sl1.sedo.com, sl2.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mdtools.de (unsigned zone)
⏱️ Timing
Total: 4075ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | sl1.sedo.com, sl2.sedo.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | sl1.sedo.com hostmaster.sedo.de |
Analysis
IP Addresses
mdtools.de points to a single IP number: 91.195.241.232.
Additional host names — digidream.eu, rnn.eu, mail.datemaker.com and two others — share IP numbers with mdtools.de.
Name Servers
mdtools.de is delegated to two name servers: sl1.sedo.com and sl2.sedo.com.
mdtools.de shares its name server setup with other domains, including betalink.de, www1.okta.group, alcopa.de and two others.
sl1.sedo.com and sl2.sedo.com each resolve to one IP number: sl1.sedo.com points to 91.195.240.173 and sl2.sedo.com points to 91.195.241.173.
Mail Servers
mdtools.de has one mail server: localhost.
mdtools.de shares the same mail server setup as other domains, including dteach.de, mail.pr-g.com, oncomed.net and two others.