master.jaerhard.com - robtex.com
master.jaerhard.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2001:4ba0:cafe:3d::1๐ฉ๐ช MYLOC-AS2001:4ba0::/32 myLoc managed IT AG | ||||||
| A | 89.163.231.239๐ฉ๐ช MYLOC-AS89.163.128.0/17 myLoc managed IT AG | ||||||
jaerhard.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2001:4ba0:cafe:3d::1๐ฉ๐ช MYLOC-AS2001:4ba0::/32 myLoc managed IT AG | ||||||
| A | 89.163.231.239๐ฉ๐ช MYLOC-AS89.163.128.0/17 myLoc managed IT AG | ||||||
| NS | ns2.jaerhard.com โญ | ||||||
| NS | ns.jaerhard.com | ||||||
| MX | master.jaerhard.com โญ | ||||||
| MX | slave1.jaerhard.com(20) | ||||||
| TXT | v=spf1 mx a -all | ||||||
| SOA | ns.jaerhard.comroot@jaerhard.com 2026-04-23 #6 | ||||||
PTR for
MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
โA2001:4ba0:cafe:3d::12026-05-10 โ 2026-05-12 ยท 2 obs
โ 2026-05-10 05:40:32
โ 2026-05-12 23:48:08
โ 2026-05-12 23:48:08
โA89.163.231.2392026-05-10 โ 2026-05-12 ยท 2 obs
โ 2026-05-10 05:40:32
โ 2026-05-12 23:48:08
โ 2026-05-12 23:48:08
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net... | - |
| jaerhard.com | ns.jaerhard.com, ns2.jaerhard.com | 4 records |
โ Authoritative Response
Server:5.199.143.78
NS records: ns.jaerhard.com, ns2.jaerhard.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for jaerhard.com (unsigned zone)
โฑ๏ธ Timing
Total: 528ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.163.231.239 |
| AAAA | 1 | 2001:4ba0:cafe:3d::1 |
๐ Glue Records Collected
Total: 4
In-bailiwick: 4 (ns.jaerhard.com, ns.jaerhard.com, ns2.jaerhard.com...)
Analysis
Mail Server Role
master.jaerhard.com is the mail server for jaerhard.com.
slave1.jaerhard.com is a common mail server alongside master.jaerhard.com.
IP Addresses
master.jaerhard.com resolves to two IPs: 2001:4ba0:cafe:3d::1 and 89.163.231.239.
Other host names, for instance kiwu.org, jaerhard.com and ns.jaerhard.com share IP numbers with master.jaerhard.com.