mx.is-systems.de - robtex.com
mx.is-systems.de
| 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 | ||||||
is-systems.de
| 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 | ||||||
Previously MX for
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MXlocalhost2026-03-27 → 2026-03-28 · 2 obs
● 2026-03-28 05:05:04
●A91.195.241.2322026-03-27 → 2026-03-28 · 2 obs
● 2026-03-28 05:05:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| is-systems.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 is-systems.de (unsigned zone)
⏱️ Timing
Total: 806ms | 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
mx.is-systems.de resolves to a single IP address: 91.195.241.232.
Other host names including mubadala.eu, mail.jumbo-vertrieb.de, vipet.eu, visacenter.eu and nutrimag.com share IP numbers with mx.is-systems.de.
Name Servers
mx.is-systems.de's delegation uses two name servers, sl1.sedo.com and sl2.sedo.com.
mx.is-systems.de shares the same name server setup as other domains, for example domainhost.eu, elnagar.de, simd.eu, latches.eu and mx.mx.physiquecollege.free.frl.
Host names with a single IP:
sl1.sedo.com points to 91.195.240.173.
sl2.sedo.com points to 91.195.241.173.
Mail Servers
mx.is-systems.de is handled by a single mail server, localhost.
mx.is-systems.de shares its mail server setup with other domains, including ref.hk, mail.niagara.ch, ministry.international, seiwa.eu and ajsc.de.