mail.leonhard.ch - robtex.com
mail.leonhard.ch
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2a01:ab20:0:4::46๐จ๐ญ CYON2a01:ab20::/32 | ||||||
| PTR | s037.cyon.net | ||||||
| A | 149.126.4.46๐จ๐ญ CYON149.126.0.0/21 cyon GmbH | ||||||
leonhard.ch
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2a01:ab20:0:4::46๐จ๐ญ CYON2a01:ab20::/32 | ||||||
| A | 149.126.4.46๐จ๐ญ CYON149.126.0.0/21 cyon GmbH | ||||||
| NS | ns1.cyon.ch โญ | ||||||
| NS | ns2.cyon.ch | ||||||
| MX | mail.leonhard.ch โญ | ||||||
| TXT | v=spf1 include:spf.protection.cyon.net include:_spf.google.com ~all | ||||||
| SOA | ns1.cyon.chserver@cyon.ch 2024-03-10 #5 | ||||||
MX for
Same first word
Similar names
DNS History
3 records (2 active, 1 former)
โA149.126.4.462026-02-28 โ 2026-04-04 ยท 3 obs
โ 2016-12-03 08:15:22
โ 2026-02-28 22:47:32
โ 2026-04-04 20:17:30
โ 2026-02-28 22:47:32
โ 2026-04-04 20:17:30
โA2a01:ab20:0:4::462026-02-28 โ 2026-04-04 ยท 3 obs
โ 2016-12-03 08:15:22
โ 2026-02-28 22:47:32
โ 2026-04-04 20:17:30
โ 2026-02-28 22:47:32
โ 2026-04-04 20:17:30
โA80.74.143.902015-05-15 โ 2016-12-03 ยท 4 obs
โ 2015-05-15 07:03:28
โ 2016-12-03 08:15:22
โ 2026-02-28 22:47:32
โ 2026-04-04 20:17:30
โ 2016-12-03 08:15:22
โ 2026-02-28 22:47:32
โ 2026-04-04 20:17:30
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| leonhard.ch | ns1.cyon.ch, ns2.cyon.ch | 4 records |
โ Authoritative Response
Server:91.206.24.2
NS records: ns1.cyon.ch, ns2.cyon.ch
๐ DNSSEC Status
๐ Secure (DNSSEC validated)
Chain of trust verified from root to domain
โฑ๏ธ Timing
Total: 697ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.126.4.46 |
| AAAA | 1 | 2a01:ab20:0:4::46 |
๐ Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.cyon.ch, ns1.cyon.ch, ns2.cyon.ch...)
Analysis
Mail Server Role
mail.leonhard.ch functions as a mail server for leonhard.ch.
IP Addresses
mail.leonhard.ch resolves to two IP numbers: 2a01:ab20:0:4::46 and 149.126.4.46.
other host names including keynet-cloud.ch, discovery-zone.ch, netsystems.biz, mail.business-am-see-zug.ch and glasworld.ch share IP numbers with mail.leonhard.ch.