libref.ch - dns.ninja
libref.ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 49.12.93.4🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC | ||||||
| PTR | lx65.hoststar.hosting | ||||||
| NS | ns1.hoststar.hosting ⭐ | ||||||
| A | 88.99.214.141🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| PTR | ns1.hoststar.hosting | ||||||
| NS | ns2.hoststar.hosting | ||||||
| A | 185.48.228.80🇨🇭 netcup-AS185.48.228.0/22 NETCUP-GMBH | ||||||
| PTR | ns2.hoststar.hosting | ||||||
| MX | mail.libref.ch ⭐ | ||||||
| A | 49.12.93.4🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC | ||||||
| PTR | lx65.hoststar.hosting | ||||||
| TXT | v=spf1 a:libref.ch mx ~all | ||||||
| SOA | ns1.hoststar.hostinghostmaster@libref.ch 2026-07-30 #1 | ||||||
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 2026-08-05 #9 | ||||||
Subdomains
mail.libref.ch |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSns1.hoststar.hosting2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 14:59:50
● 2026-08-05 02:47:50
●NSns2.hoststar.hosting2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 14:59:50
● 2026-08-05 02:47:50
○NSns5.hoststar.ch2015-07-18 → 2017-09-24 · 4 obs
● 2017-09-24 20:22:12
○ 2026-03-26 14:59:50
○ 2026-08-05 02:47:50
○NSns6.hoststar.ch2015-07-18 → 2017-09-24 · 4 obs
● 2017-09-24 20:22:12
○ 2026-03-26 14:59:50
○ 2026-08-05 02:47:50
●MXmail.libref.ch2015-07-18 → 2026-08-05 · 2 obs
● 2026-08-05 02:47:50
○A213.239.195.1762015-07-18 → 2017-09-24 · 4 obs
● 2017-09-24 20:22:12
○ 2026-03-26 14:59:50
○ 2026-08-05 02:47:50
●A49.12.93.42026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 14:59:50
● 2026-08-05 02:47:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | f.nic.ch, a.nic.ch, e.nic.ch, b.nic.ch... | - |
| libref.ch | ns1.hoststar.hosting, ns2.hoststar.hosting | - |
✅ Authoritative Response
Server:185.48.228.80
NS records: ns1.hoststar.hosting, ns2.hoststar.hosting
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1175ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.12.93.4 |
| NS | 2 | ns1.hoststar.hosting, ns2.hoststar.hosting |
| MX | 1 | mail.libref.ch (pri: 10) |
| TXT | 1 | v=spf1 a:libref.ch mx ~all |
| SOA | 1 | ns1.hoststar.hosting hostmaster.libref.c |
Analysis
Hierarchy
libref.ch is the parent zone for mail.libref.ch.
IP Addresses
libref.ch has exactly one IP address — 49.12.93.4.
mail.filice.ch, mail.maylaender.ch, mail.kusel.ch plus two other host names have IP numbers in common with libref.ch.
Name Servers
The NS records for libref.ch delegate to ns1.hoststar.hosting and ns2.hoststar.hosting.
The name server configuration of libref.ch is shared with other domains, for instance taxiboat.ch, kuhnke.biz, kfz-heigl.at and two others.
libref.ch shares at least some of its name servers with domains including goldbach.ch, bieri-ch.com and eibd.ch
ns1.hoststar.hosting resolves to 88.99.214.141. ns2.hoststar.hosting resolves to 185.48.228.80. Both host names point to a single IP number.
Mail Servers
libref.ch uses one mail server — mail.libref.ch.
mail.libref.ch resolves to 49.12.93.4 and no other IP number.