lessonlink.de - robtex.com
lessonlink.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=1777005241 | ||||||
Same first word
lessonlink.de |
Similar names
DNS History
4 records (4 active, 0 former)
●MXlocalhost2026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 04:34:34
●A91.195.241.2322026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 04:34:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| lessonlink.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 lessonlink.de (unsigned zone)
⏱️ Timing
Total: 1132ms | 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
lessonlink.de points to a single IP address: 91.195.241.232.
Other host names such as fuchsgroup.de, energyfn.com, fit-mit-system.de, m-site.de and cfgroup.org share IP numbers with lessonlink.de.
Name Servers
lessonlink.de is delegated to two name servers: sl1.sedo.com and sl2.sedo.com.
lessonlink.de uses the same name server setup as other domains, including okip.de, innovexia.de, domainmafia.de, dna.et and jacc.eu.
Hostnames with a single IP
sl1.sedo.com resolves to: 91.195.240.173.
sl2.sedo.com resolves to: 91.195.241.173.
Mail Servers
The mail server for lessonlink.de is localhost.
lessonlink.de uses the same mail server setup as other domains, for instance greenact.de, globalair.it, clubzara.com, maggie.me and blog-tv.org.