m.classonline.eu - robtex.com
m.classonline.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl1.sedo.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl2.sedo.com ⚠️ Not in parent delegation | ||||||
| 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 | ||||||
classonline.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl1.sedo.com ⭐ | ||||||
| NS | sl2.sedo.com | ||||||
| MX | localhost ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | sl1.sedo.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSsl1.sedo.com2026-04-28 → 2026-07-30 · 4 obs
○ 2026-05-12 19:13:44
● 2026-05-24 08:15:34
● 2026-07-30 17:42:04
●NSsl2.sedo.com2026-04-28 → 2026-07-30 · 4 obs
○ 2026-05-12 19:13:44
● 2026-05-24 08:15:34
● 2026-07-30 17:42:04
●MXlocalhost2026-04-28 → 2026-07-30 · 4 obs
○ 2026-05-12 19:13:44
● 2026-05-24 08:15:34
● 2026-07-30 17:42:04
●A91.195.241.2322026-04-28 → 2026-07-30 · 2 obs
● 2026-07-30 17:42:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | si.dns.eu, be.dns.eu, x.dns.eu, y.dns.eu... | - |
| classonline.eu | 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 classonline.eu (unsigned zone)
⏱️ Timing
Total: 3561ms | 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
m.classonline.eu has exactly one IP address — 91.195.241.232.
mailx.medizin-beratung.de, topmaker.de, luckycat.eu plus two other host names have IP numbers in common with m.classonline.eu.
Name Servers
DNS delegation for m.classonline.eu points to two name servers: sl1.sedo.com and sl2.sedo.com.
The name server configuration of m.classonline.eu is shared with other domains, for instance immobilier24.ch, maplabs.de, reub.eu and two others.
m.classonline.eu has partial name server overlap with other domains, including faceb.eu.
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
m.classonline.eu uses one mail server — localhost.
The mail server setup of m.classonline.eu matches that of other domains such as *.ro.89.co, meino.xs.mopower.de, rmservice.it and two others.