coder-school.com - robtex.com
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coder-school.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:d0a:51f5::2🇩🇪 Hetzner | ||||||
| A | 88.198.28.123🇩🇪 Hetzner | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner | ||||||
| A | 213.133.100.102🇩🇪 Hetzner | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner | ||||||
| A | 213.239.204.242🇩🇪 Hetzner | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 AS12337 | ||||||
| A | 193.47.99.4🇩🇪 AS12337 | ||||||
| MX | dedi3867.your-server.de ⭐ | ||||||
| A | 2a01:4f8:d0a:51f5::2🇩🇪 Hetzner | ||||||
| A | 88.198.28.123🇩🇪 Hetzner | ||||||
| TXT | v=spf1 +a +mx ?all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-01-08 #0 | ||||||
com
| 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=1769483489 | ||||||
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| coder-school.com | ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de | - |
✅ Authoritative Response
Server: 193.47.99.4
NS records: ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coder-school.com (unsigned zone)
⏱️ Timing
Total: 123ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 88.198.28.123 |
| AAAA | 1 | 2a01:4f8:d0a:51f5::2 |
| NS | 3 | ns3.second-ns.de, ns.second-ns.com... |
| MX | 1 | dedi3867.your-server.de (pri: 10) |
| TXT | 1 | v=spf1 +a +mx ?all |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
AI analysis
coder-school.com resolves to two IP numbers: 2a01:4f8:d0a:51f5::2 and 88.198.28.123.
other host names including sport-lampen.de, mail.miali.de, tschunt.com, mueller-ali.de and traumjob-handwerk.de share IP numbers with coder-school.com.
coder-school.com is delegated to three name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
coder-school.com at least partially shares name servers with other domains, for instance henning-brix.com, products-4-u.com, nai-index.de, 96.9.176.in-addr.arpa and servanda.eu.
Host names with two IP numbers:
ns.second-ns.com points to: 2a01:4f8:0:a101::b:1 and 213.239.204.242.
ns3.second-ns.de points to: 2001:67c:192c::add:b3 and 193.47.99.4.
ns1.your-server.de points to: 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.
coder-school.com is handled by a single mail server, dedi3867.your-server.de.
coder-school.com shares the same mail server setup as other domains, for instance mueller-ali.de, conmama.net, xn--nrnberger-resolution-pec.de, weckmachtsauber.de and reinhold-finanz.de.
dedi3867.your-server.de resolves to two IP numbers: 2a01:4f8:d0a:51f5::2 and 88.198.28.123.