der-codex.at - dns.ninja
der-codex.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.19.159.80🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | www80sni.world4you.com | ||||||
| NS | ns1.world4you.at ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:32:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns1.world4you.at | ||||||
| A | 185.132.32.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns1.world4you.at | ||||||
| NS | ns2.world4you.at | ||||||
| A | 2001:8d8:fe:53:217:160:82:253🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns2.world4you.at | ||||||
| A | 217.160.82.253🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns2.world4you.at | ||||||
| MX | mail.der-codex.at ⭐ | ||||||
| A | 81.19.149.91🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | mail36.world4you.com | ||||||
| TXT | v=spf1 mx include:spf.w4ymail.at -all | ||||||
| SOA | ns1.world4you.athostmaster@world4you.com serial=26 | ||||||
at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.at ⭐ | ||||||
| NS | d.ns.at | ||||||
| NS | j.ns.at | ||||||
| NS | n.ns.at | ||||||
| NS | ns1.univie.ac.at | ||||||
| NS | ns2.univie.ac.at | ||||||
| NS | r.ns.at | ||||||
| NS | u.ns.at | ||||||
| SOA | dns.nic.atdomain-admin@univie.ac.at serial=1786651202 | ||||||
Same first word
der-codex.de |
der-codex.at |
DNS History
4 records (4 active, 0 former)
●NSns1.world4you.at2026-07-15 → 2026-08-13 · 2 obs
● 2026-08-13 21:33:06
●NSns2.world4you.at2026-07-15 → 2026-08-13 · 2 obs
● 2026-08-13 21:33:06
●MXmail.der-codex.at2026-07-15 → 2026-08-13 · 2 obs
● 2026-08-13 21:33:06
●A81.19.159.802026-07-15 → 2026-08-13 · 2 obs
● 2026-08-13 21:33:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, u.ns.at, ns1.univie.ac.at, ns2.univie.ac.at... | - |
| der-codex.at | ns2.world4you.at, ns1.world4you.at | - |
✅ Authoritative Response
Server:217.160.82.253
NS records: ns2.world4you.at, ns1.world4you.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for der-codex.at (unsigned zone)
⏱️ Timing
Total: 717ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.159.80 |
| NS | 2 | ns2.world4you.at, ns1.world4you.at |
| MX | 1 | mail.der-codex.at (pri: 10) |
| TXT | 1 | v=spf1 mx include:spf.w4ymail.at -all |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
IP Addresses
der-codex.at directs to one IP number, which is 81.19.159.80.
Among the host names that share IP numbers with der-codex.at are ooe.lebenshilfe.org, invaris.biz, kainz-cad.at and two others.
Name Servers
der-codex.at is delegated to two name servers: ns1.world4you.at and ns2.world4you.at.
der-codex.at has the same name server delegation as a number of other domains, such as airrows.gmbh, erikpast.com, demblin.net and two more.
ns1.world4you.at and ns2.world4you.at each resolve to two IP addresses: ns1.world4you.at points to 185.132.32.253 and 2607:f1c0:fe:53:185:132:32:253, while ns2.world4you.at points to 217.160.82.253 and 2001:8d8:fe:53:217:160:82:253.
Mail Servers
der-codex.at routes its mail through a single mail server, mail.der-codex.at.
mail.der-codex.at resolves to a single IP number: 81.19.149.91.