koestler.net - robtex.com
koestler.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:1c17:5ce2::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | merkur.mienert.eu | ||||||
| A | 78.47.216.14🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| NS | ns01.mienert.com ⭐ | ||||||
| A | 2a01:4f8:c2c:8ae5::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns01.mienert.com | ||||||
| A | 116.203.118.5🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| PTR | ns01.mienert.com | ||||||
| NS | ns02.mienert.com | ||||||
| A | 2a01:4f8:1c17:5e63::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns02.mienert.com | ||||||
| A | 116.202.26.148🇩🇪 Hetzner116.202.0.0/16 HETZNER-DC | ||||||
| PTR | ns02.mienert.com | ||||||
| NS | ns03.mienert.com | ||||||
| A | 2a01:4f9:c010:4a09::1🇫🇮 Hetzner2a01:4f9::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns03.mienert.com | ||||||
| A | 95.216.218.87🇫🇮 Hetzner95.216.0.0/16 HETZNER-DC | ||||||
| PTR | ns03.mienert.com | ||||||
| MX | mx10.mienert.eu ⭐ | ||||||
| A | 2a01:4f8:c17:f25f::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mx10.mienert.eu | ||||||
| A | 78.47.216.97🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | mx10.mienert.eu | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns01.mienert.comhostmaster@mienert.com 2021-01-19 #1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777390581 | ||||||
Previously MX for
koestler.net |
Same first word
Similar names
DNS History
18 records (6 active, 12 former)
○NSns01.deciso.net2015-08-19 → 2017-05-27 · 5 obs
● 2015-08-19 05:18:16
● 2017-05-27 02:58:28
○ 2026-03-29 01:23:20
○ 2026-04-28 15:55:22
●NSns01.mienert.com2026-03-29 → 2026-04-28 · 3 obs
● 2026-03-29 01:23:20
● 2026-04-28 15:55:22
○NSns02.deciso.net2015-08-19 → 2017-05-27 · 5 obs
● 2015-08-19 05:18:16
● 2017-05-27 02:58:28
○ 2026-03-29 01:23:20
○ 2026-04-28 15:55:22
●NSns02.mienert.com2026-03-29 → 2026-04-28 · 3 obs
● 2026-03-29 01:23:20
● 2026-04-28 15:55:22
●NSns03.mienert.com2026-03-29 → 2026-04-28 · 3 obs
● 2026-03-29 01:23:20
● 2026-04-28 15:55:22
○NSns10.dnspro.de2007-09-15 → 2007-09-15 · 3 obs
○ 2015-08-19 05:18:16
○ 2026-04-28 15:55:22
○NSns3.deciso.eu2015-08-19 → 2017-05-27 · 5 obs
● 2015-08-19 05:18:16
● 2017-05-27 02:58:28
○ 2026-03-29 01:23:20
○ 2026-04-28 15:55:22
○NSns4.deciso.eu2015-08-19 → 2017-05-27 · 5 obs
● 2015-08-19 05:18:16
● 2017-05-27 02:58:28
○ 2026-03-29 01:23:20
○ 2026-04-28 15:55:22
○NSns9.dnspro.de2007-09-15 → 2007-09-15 · 3 obs
○ 2015-08-19 05:18:16
○ 2026-04-28 15:55:22
○NSquart.dnspro.de2007-09-15 → 2007-09-15 · 3 obs
○ 2015-08-19 05:18:16
○ 2026-04-28 15:55:22
○NStert.dnspro.de2007-09-15 → 2007-09-15 · 3 obs
○ 2015-08-19 05:18:16
○ 2026-04-28 15:55:22
○MXkoestler.net2007-09-15 → 2007-09-15 · 3 obs
○ 2015-08-19 05:18:16
○ 2026-04-28 15:55:22
●MXmx10.mienert.eu2015-08-19 → 2026-04-28 · 3 obs
● 2015-08-19 05:18:16
● 2026-04-28 15:55:22
○A2001:4ba0:fff8::22015-08-19 → 2017-05-27 · 5 obs
● 2015-08-19 05:18:16
● 2017-05-27 02:58:28
○ 2026-03-29 01:23:20
○ 2026-04-28 15:55:22
○A217.20.112.702007-09-15 → 2007-09-15 · 3 obs
○ 2015-08-19 05:18:16
○ 2026-04-28 15:55:22
●A2a01:4f8:1c17:5ce2::12026-03-29 → 2026-04-28 · 3 obs
● 2026-03-29 01:23:20
● 2026-04-28 15:55:22
●A78.47.216.142026-03-29 → 2026-04-28 · 3 obs
● 2026-03-29 01:23:20
● 2026-04-28 15:55:22
○A80.82.209.512015-08-19 → 2017-05-27 · 5 obs
● 2015-08-19 05:18:16
● 2017-05-27 02:58:28
○ 2026-03-29 01:23:20
○ 2026-04-28 15:55:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| koestler.net | ns01.mienert.com, ns02.mienert.com, ns03.mienert.com | - |
✅ Authoritative Response
Server:116.203.118.5
NS records: ns01.mienert.com, ns02.mienert.com, ns03.mienert.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koestler.net (unsigned zone)
⏱️ Timing
Total: 681ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.47.216.14 |
| AAAA | 1 | 2a01:4f8:1c17:5ce2::1 |
| NS | 3 | ns02.mienert.com, ns01.mienert.com... |
| MX | 1 | mx10.mienert.eu (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns01.mienert.com hostmaster.mienert.com |
Analysis
IP Addresses
koestler.net resolves to two IPs: 2a01:4f8:1c17:5ce2::1 and 78.47.216.14.
other host names for instance vilgertshofer.com, hansa-abrasive.de, aag.de, augenoptik.de and ns01.mienert.com.praxis-schiebold-kroll.de share IP numbers with koestler.net.
Name Servers
koestler.net is delegated to three name servers: ns01.mienert.com, ns02.mienert.com and ns03.mienert.com.
koestler.net at least partially shares name servers with other domains, for instance objectsofnature.com, tec4air.de, optik-kratzmann.de, climate-compass.net and schaeferlog.net.
Host names with two IP numbers:
Host ns01.mienert.com points to 2a01:4f8:c2c:8ae5::1 and 116.203.118.5.
Host ns02.mienert.com points to 2a01:4f8:1c17:5e63::1 and 116.202.26.148.
Host ns03.mienert.com points to 2a01:4f9:c010:4a09::1 and 95.216.218.87.
Mail Servers
koestler.net is handled by a single mail server, mx10.mienert.eu.
koestler.net shares the same mail server setup as other domains, for instance elternbeirat-gg.de, foliieren.com, gebaeudevollkasko.info, endlosplattform.com and huettmann-hh.de.
Host mx10.mienert.eu resolves to two IPs: 2a01:4f8:c17:f25f::1 and 78.47.216.97.