recursion.at - dns.ninja
recursion.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.19.154.98🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | redirect01.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.recursion.at ⭐ | ||||||
| A | 81.19.154.99🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | mwl01.world4you.com | ||||||
| SOA | ns1.world4you.athostmaster@world4you.com 2023-05-12 #3 | ||||||
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=1782734402 | ||||||
Subdomains
mail.recursion.at |
Same first word
recursion.tk |
recursion.at |
recursion.in |
recursion.eu |
recursion.org |
recursion.cn |
recursion.ca |
recursion.us |
recursion.com |
recursion.es |
recursion.ru |
recursion.space |
recursion.nl |
recursion.dk |
recursion.net |
recursion.tv |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.world4you.at2015-04-26 → 2026-06-29 · 2 obs
● 2026-06-29 12:29:10
●NSns2.world4you.at2015-04-26 → 2026-06-29 · 2 obs
● 2026-06-29 12:29:10
●MXmail.recursion.at2015-04-26 → 2026-06-29 · 2 obs
● 2026-06-29 12:29:10
○A81.19.145.282015-04-26 → 2017-05-26 · 4 obs
● 2017-05-26 01:16:40
○ 2026-03-27 02:41:54
○ 2026-06-29 12:29:10
●A81.19.154.982026-03-27 → 2026-06-29 · 3 obs
● 2026-03-27 02:41:54
● 2026-06-29 12:29:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | ns2.univie.ac.at, ns1.univie.ac.at, j.ns.at, n.ns.at... | 14 records |
| recursion.at | ns1.world4you.at, ns2.world4you.at | - |
✅ Authoritative Response
Server:185.132.32.253
NS records: ns1.world4you.at, ns2.world4you.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for recursion.at (unsigned zone)
⏱️ Timing
Total: 769ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.154.98 |
| NS | 2 | ns1.world4you.at, ns2.world4you.at |
| MX | 1 | mail.recursion.at (pri: 10) |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (ns2.univie.ac.at, ns1.univie.ac.at, u.ns.at...)
Analysis
Hierarchy
mail.recursion.at is a subdomain of recursion.at.
IP Addresses
recursion.at resolves to just one IP address, 81.19.154.98.
Two other host names, along with doosan-gabelstapler.at, tersch.net and findmenow.info, also share IP numbers with recursion.at.
Name Servers
Two name servers handle the delegation for recursion.at: ns1.world4you.at and ns2.world4you.at.
recursion.at shares its NS records with other domains, for example bvp-gmbh.at, lazydogs.at, b-doerrer.at and two others.
ns1.world4you.at and ns2.world4you.at both carry two IP addresses. The A records for ns1.world4you.at are 185.132.32.253 and 2607:f1c0:fe:53:185:132:32:253; the A records for ns2.world4you.at are 217.160.82.253 and 2001:8d8:fe:53:217:160:82:253.
Mail Servers
The sole mail server for recursion.at is mail.recursion.at.
mail.recursion.at carries a single IP number, which is 81.19.154.99.