codeknacker.at - dns.ninja
codeknacker.at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 81.19.159.16🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | www16sni.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.codeknacker.at ⭐ | ||||||
| A | 81.19.149.31🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | mail14.world4you.com | ||||||
| TXT | google-site-verification=bs6mYDRh4tv6gtBqPxWCXQUlN_0HoYvu0IJI6O6LYKI | ||||||
| SOA | ns1.world4you.athostmaster@world4you.com 2025-01-01 #48 | ||||||
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=1785780002 | ||||||
Subdomains
mail.codeknacker.at |
Same first word
codeknacker.at |
codeknacker.de |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.world4you.at2026-02-15 → 2026-08-03 · 2 obs
● 2026-08-03 19:06:14
●NSns2.world4you.at2026-02-15 → 2026-08-03 · 2 obs
● 2026-08-03 19:06:14
●MXmail.codeknacker.at2026-02-15 → 2026-08-03 · 2 obs
● 2026-08-03 19:06:14
●A81.19.159.162026-02-15 → 2026-08-03 · 2 obs
● 2026-08-03 19:06:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | 14 records |
| codeknacker.at | ns1.world4you.at, ns2.world4you.at | - |
✅ Authoritative Response
Server:217.160.82.253
NS records: ns1.world4you.at, ns2.world4you.at
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 617ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.159.16 |
| NS | 2 | ns2.world4you.at, ns1.world4you.at |
| MX | 1 | mail.codeknacker.at (pri: 10) |
| TXT | 1 | google-site-verification=bs6mYDRh4tv6gtB |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (d.ns.at, j.ns.at, n.ns.at...)
Analysis
Hierarchy
The domain mail.codeknacker.at falls under the parent codeknacker.at.
IP Addresses
codeknacker.at resolves to just one IP address, 81.19.159.16.
Two other host names, along with www.tumler-literaturpreis.com, wollsocke.net and www.aufihrerseite.at, also share IP numbers with codeknacker.at.
Name Servers
DNS delegation for codeknacker.at points to two name servers: ns1.world4you.at and ns2.world4you.at.
codeknacker.at shares its NS records with other domains, for example ff-krumpendorf.at, haidacher.co.at, osterberger.net and two others.
ns1.world4you.at directs to 185.132.32.253 and 2607:f1c0:fe:53:185:132:32:253. ns2.world4you.at directs to 217.160.82.253 and 2001:8d8:fe:53:217:160:82:253. Each host name carries two IP addresses.
Mail Servers
The sole mail server for codeknacker.at is mail.codeknacker.at.
mail.codeknacker.at has exactly one IP number: 81.19.149.31.