dtool.de - dns.ninja
dtool.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=1782734629 | ||||||
Subdomains
mail.dtool.de |
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSns1.sedoparking.com2015-06-17 → 2020-03-25 · 4 obs
● 2020-03-25 18:21:56
○ 2026-04-01 17:32:52
○ 2026-06-29 12:22:08
○NSns2.sedoparking.com2015-06-17 → 2020-03-25 · 4 obs
● 2020-03-25 18:21:56
○ 2026-04-01 17:32:52
○ 2026-06-29 12:22:08
●NSsl1.sedo.com2026-04-01 → 2026-06-29 · 3 obs
● 2026-04-01 17:32:52
● 2026-06-29 12:22:08
●NSsl2.sedo.com2026-04-01 → 2026-06-29 · 3 obs
● 2026-04-01 17:32:52
● 2026-06-29 12:22:08
●MXlocalhost2017-04-03 → 2026-06-29 · 5 obs
● 2017-04-03 14:50:26
○ 2020-03-25 18:21:56
● 2026-04-01 17:32:52
● 2026-06-29 12:22:08
○MXmail.nickstel.com2015-06-17 → 2016-04-09 · 4 obs
● 2016-04-09 05:26:34
○ 2017-04-03 14:50:26
○ 2026-06-29 12:22:08
○MXmail.pickelhost.com2020-03-25 → 2020-03-25 · 4 obs
● 2020-03-25 18:21:56
○ 2026-04-01 17:32:52
○ 2026-06-29 12:22:08
○A72.52.4.1192015-06-17 → 2017-04-03 · 4 obs
● 2017-04-03 14:50:26
○ 2020-03-25 18:21:56
○ 2026-06-29 12:22:08
○A91.195.240.1262020-03-25 → 2020-03-25 · 4 obs
● 2020-03-25 18:21:56
○ 2026-04-01 17:32:52
○ 2026-06-29 12:22:08
●A91.195.241.2322026-04-01 → 2026-06-29 · 3 obs
● 2026-04-01 17:32:52
● 2026-06-29 12:22:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| dtool.de | sl1.sedo.com, sl2.sedo.com | - |
✅ Authoritative Response
Server:91.195.240.173
NS records: sl1.sedo.com, sl2.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dtool.de (unsigned zone)
⏱️ Timing
Total: 1281ms | 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
Hierarchy
mail.dtool.de is a subdomain of dtool.de.
IP Addresses
dtool.de has exactly one IP address — 91.195.241.232.
mail.trainyourbrain.eu, myportal.eu, domainames.de plus two other host names have IP numbers in common with dtool.de.
Name Servers
dtool.de is served by two delegated name servers, sl1.sedo.com and sl2.sedo.com.
The name server configuration of dtool.de is shared with other domains, for instance fih.org, authme.de, mail.ittest.eu and two others.
The DNS delegation for dtool.de at least partly coincides with that of other domains, www.elitesoft.de being one example.
Both sl1.sedo.com and sl2.sedo.com have a single IP address each — sl1.sedo.com resolves to 91.195.240.173 while sl2.sedo.com resolves to 91.195.241.173.
Mail Servers
dtool.de uses one mail server — localhost.
The mail server setup of dtool.de matches that of other domains such as ayola.de, gator134.onlinecasinolist.org, viaturas.pt and two others.