3fus.ch - robtex.com
3fus.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.162.56.50🇺🇸 PLUSSERVER-ASN1212.162.56.0/23 Symgenius GmbH & Co. KG | ||||||
| PTR | d59.x-mailer.de | ||||||
| NS | ns1.guests.ch ⭐ | ||||||
| A | 212.162.15.181🇩🇪 PLUSSERVER-ASN1212.162.12.0/22 Symgenius GmbH & Co. KG | ||||||
| PTR | ns1.guests.ch | ||||||
| NS | ns2.guests.ch | ||||||
| A | 213.203.243.53🇩🇪 PLUSSERVER-ASN1213.203.240.0/21 PlusServer GmbH Aggregate Hamburg | ||||||
| MX | 3fus.ch ⭐ | ||||||
| A | 212.162.56.50🇺🇸 PLUSSERVER-ASN1212.162.56.0/23 Symgenius GmbH & Co. KG | ||||||
| PTR | d59.x-mailer.de | ||||||
| TXT | v=spf1 a mx include:spf1.x-mailer.de include:spf2.x-mailer.de ~all | ||||||
| SOA | ns1.guests.chhostmaster@3fus.ch 2017-01-26 #0 | ||||||
ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.ch ⭐ | ||||||
| NS | b.nic.ch | ||||||
| NS | d.nic.ch | ||||||
| NS | e.nic.ch | ||||||
| NS | f.nic.ch | ||||||
| SOA | a.nic.chdns-operation@switch.ch 2026-03-26 #29 | ||||||
MX for
3fus.ch |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MX3fus.ch2015-07-12 → 2026-03-26 · 2 obs
● 2026-03-26 13:59:16
●A212.162.56.502015-07-12 → 2026-03-26 · 2 obs
● 2026-03-26 13:59:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| 3fus.ch | ns2.guests.ch, ns1.guests.ch | 2 records |
✅ Authoritative Response
Server:212.162.15.181
NS records: ns2.guests.ch, ns1.guests.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3fus.ch (unsigned zone)
⏱️ Timing
Total: 549ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.162.56.50 |
| NS | 2 | ns2.guests.ch, ns1.guests.ch |
| MX | 1 | 3fus.ch (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf1.x-mailer.de inc |
| SOA | 1 | ns1.guests.ch hostmaster.3fus.ch |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.guests.ch, ns1.guests.ch)
Analysis
Mail Server Role
The mail server for 3fus.ch is 3fus.ch.
IP Addresses
3fus.ch points to a single IP address: 212.162.56.50.
Other host names such as www.schaller-maschinen-ag.ch, ryser-family.com, mail.steinbruch-mueller.ch, ybs.ch and mailo.ch share IPs with 3fus.ch.
Name Servers
Two name servers ns1.guests.ch and ns2.guests.ch handle the delegation for 3fus.ch.
3fus.ch shares the same name server setup as other domains, for example ryser-family.com, praxis-ds.ch, adlerflug.ch, sfn.ch and swaxx.com.
Host names with one IP number:
ns1.guests.ch points to 212.162.15.181; ns2.guests.ch points to 213.203.243.53.
Mail Servers
One mail server handles 3fus.ch; that server is 3fus.ch.
3fus.ch points to a single IP number: 212.162.56.50.