kostner.dev - dns.ninja
kostner.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:c2c:1f54::🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mail.kostner.dev | ||||||
| A | 116.203.54.58🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | mail.kostner.dev ⭐ | ||||||
| A | 2a01:4f8:c2c:1f54::🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mail.kostner.dev | ||||||
| A | 116.203.54.58🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| PTR | mail.kostner.dev | ||||||
| TXT | v=spf1 +a +mx ?all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-01-16 #0 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Subdomains
Same first word
kostner.name |
kostner.cl |
kostner.net |
kostner.us |
kostner.de |
kostner.it |
kostner.info |
kostner.at |
kostner.dev |
kostner.biz |
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| kostner.dev | ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de | - |
✅ Authoritative Response
Server:213.239.204.242
NS records: ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kostner.dev (unsigned zone)
⏱️ Timing
Total: 671ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.203.54.58 |
| AAAA | 1 | 2a01:4f8:c2c:1f54:: |
| NS | 3 | ns1.your-server.de, ns3.second-ns.de... |
| MX | 1 | mail.kostner.dev (pri: 10) |
| TXT | 1 | v=spf1 +a +mx ?all |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
Hierarchy
kostner.dev serves as the parent of matomo.kostner.dev and mail.kostner.dev.
IP Addresses
kostner.dev points to two IP numbers: 116.203.54.58 and 2a01:4f8:c2c:1f54::.
Host names such as matomo.kostner.dev and mail.kostner.dev share IP numbers with kostner.dev.
Name Servers
kostner.dev is served by three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
kostner.dev shares at least some of its name servers with other domains, including essen-borbeck.de, 9.8.9.8.0.f.0.0.f.f.4.0.1.0.a.2.ip6.arpa, waffenladen24.de and two others.
The hostnames ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de each direct to two IP addresses — ns.second-ns.com to 213.239.204.242 and 2a01:4f8:0:a101::b:1, ns3.second-ns.de to 193.47.99.4 and 2001:67c:192c::add:b3, and ns1.your-server.de to 213.133.100.102 and 2a01:4f8:0:1::5ddc:1.
Mail Servers
kostner.dev uses one mail server — mail.kostner.dev.
mail.kostner.dev points to two IP addresses: 116.203.54.58 and 2a01:4f8:c2c:1f54::.