studybee.de - dns.ninja
studybee.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=1785201415 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSelsa.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs
○ 2026-06-24 17:22:52
○ 2026-07-28 01:39:04
●NSsl1.sedo.com2026-06-24 → 2026-07-28 · 3 obs
● 2026-06-24 17:22:52
● 2026-07-28 01:39:04
●NSsl2.sedo.com2026-06-24 → 2026-07-28 · 3 obs
● 2026-06-24 17:22:52
● 2026-07-28 01:39:04
○NStrey.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs
○ 2026-06-24 17:22:52
○ 2026-07-28 01:39:04
●MXlocalhost2026-06-24 → 2026-07-28 · 2 obs
● 2026-07-28 01:39:04
○A104.27.146.1722017-03-16 → 2017-03-16 · 3 obs
○ 2026-06-24 17:22:52
○ 2026-07-28 01:39:04
○A104.27.147.1722017-03-16 → 2017-03-16 · 3 obs
○ 2026-06-24 17:22:52
○ 2026-07-28 01:39:04
○A2400:cb00:2048:1::681b:92ac2017-03-16 → 2017-03-16 · 3 obs
○ 2026-06-24 17:22:52
○ 2026-07-28 01:39:04
○A2400:cb00:2048:1::681b:93ac2017-03-16 → 2017-03-16 · 3 obs
○ 2026-06-24 17:22:52
○ 2026-07-28 01:39:04
●A91.195.241.2322026-06-24 → 2026-07-28 · 3 obs
● 2026-06-24 17:22:52
● 2026-07-28 01:39:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| studybee.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 studybee.de (unsigned zone)
⏱️ Timing
Total: 2229ms | 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
studybee.de resolves to just one IP address, 91.195.241.232.
Two other host names, along with tracker-test.vinsight.de, olum.eu and mindworkshop.de, also share IP numbers with studybee.de.
Name Servers
Two name servers handle the delegation for studybee.de: sl1.sedo.com and sl2.sedo.com.
studybee.de shares its NS records with other domains, for example mail.reisevideo.de, gapro.com, semm.eu and two others.
sl1.sedo.com → 91.195.240.173 and sl2.sedo.com → 91.195.241.173: one IP number per host name.
Mail Servers
The sole mail server for studybee.de is localhost.
Among the domains sharing a mail server setup with studybee.de are film(0x706f726e)o.de, beddingplants.us, linuxmail.de and two others.