techtree.de - dns.ninja
techtree.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=1782526489 | ||||||
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
○NSns01.one.com2015-06-30 → 2017-04-24 · 4 obs
● 2017-04-24 20:48:30
○ 2026-02-17 16:34:34
○ 2026-06-27 02:38:00
○NSns02.one.com2015-06-30 → 2017-04-24 · 4 obs
● 2017-04-24 20:48:30
○ 2026-02-17 16:34:34
○ 2026-06-27 02:38:00
○NSns03.one.com2015-06-30 → 2017-04-24 · 4 obs
● 2017-04-24 20:48:30
○ 2026-02-17 16:34:34
○ 2026-06-27 02:38:00
●NSsl1.sedo.com2026-02-17 → 2026-06-27 · 3 obs
● 2026-02-17 16:34:34
● 2026-06-27 02:38:00
●NSsl2.sedo.com2026-02-17 → 2026-06-27 · 3 obs
● 2026-02-17 16:34:34
● 2026-06-27 02:38:00
●MXlocalhost2026-02-17 → 2026-06-27 · 6 obs
● 2026-02-17 16:34:34
● 2026-04-11 18:17:46
○ 2026-06-21 07:41:14
● 2026-06-27 02:37:56
● 2026-06-27 02:38:00
○MXmxcluster1.one.com2015-06-30 → 2017-04-24 · 4 obs
● 2017-04-24 20:48:30
○ 2026-02-17 16:34:34
○ 2026-06-27 02:38:00
○MXmxcluster2.one.com2015-06-30 → 2017-04-24 · 4 obs
● 2017-04-24 20:48:30
○ 2026-02-17 16:34:34
○ 2026-06-27 02:38:00
○A46.30.212.932015-06-30 → 2016-04-09 · 4 obs
● 2016-04-09 12:31:22
○ 2016-09-18 20:51:12
○ 2026-06-27 02:38:00
○A46.30.213.1512016-09-18 → 2017-04-24 · 5 obs
● 2016-09-18 20:51:12
● 2017-04-24 20:48:30
○ 2026-02-17 16:34:34
○ 2026-06-27 02:38:00
●A91.195.241.2322026-02-17 → 2026-06-27 · 6 obs
● 2026-02-17 16:34:34
● 2026-04-11 18:17:46
○ 2026-06-21 07:41:14
● 2026-06-23 20:06:16
● 2026-06-27 02:38:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| techtree.de | sl2.sedo.com, sl1.sedo.com | - |
✅ Authoritative Response
Server:91.195.240.173
NS records: sl2.sedo.com, sl1.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techtree.de (unsigned zone)
⏱️ Timing
Total: 3971ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | sl2.sedo.com, sl1.sedo.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | sl1.sedo.com hostmaster.sedo.de |
Analysis
IP Addresses
techtree.de directs to one IP number, which is 91.195.241.232.
Among the host names that share IP numbers with techtree.de are www.onlinevideorecorder.de, mydotcom.de, humbleheroes.com and two others.
Name Servers
Two name servers handle the delegation for techtree.de: sl1.sedo.com and sl2.sedo.com.
techtree.de has the same name server delegation as a number of other domains, such as mail.triogroup.eu, gk4.de, mail.dergreif.de and two more.
techtree.de is at least partially co-delegated on name servers with other domains, such as v56.co.uk.
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
techtree.de routes its mail through a single mail server, localhost.
techtree.de has the same mail server arrangement as a number of other domains, for example mainpage.eu, computerstore.de, 1802.de and two more.