rosner-it.at - robtex.com
rosner-it.at
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=1777647603 | ||||||
Subdomains
Same first word
rosner-it.at |
DNS History
6 records (5 active, 1 former)
●MXmx1.rosner-it.at2017-03-08 → 2026-05-01 · 2 obs
● 2026-05-01 15:33:44
●A185.113.100.562020-03-23 → 2026-05-01 · 3 obs
● 2020-03-23 21:57:44
● 2026-05-01 15:33:44
○A80.123.249.462017-03-08 → 2017-03-08 · 3 obs
○ 2020-03-23 21:57:44
○ 2026-05-01 15:33:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | u.ns.at, ns2.univie.ac.at, n.ns.at, d.ns.at... | - |
| rosner-it.at | dns3.a1.net, dns1.a1.net, dns2.a1.net | - |
✅ Authoritative Response
Server:192.174.68.105
NS records: dns3.a1.net, dns1.a1.net, dns2.a1.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rosner-it.at (unsigned zone)
⏱️ Timing
Total: 770ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.113.100.56 |
| NS | 3 | dns2.a1.net, dns3.a1.net... |
| MX | 1 | mx1.rosner-it.at (pri: 10) |
| TXT | 2 | MS=07FB892830FBA7C239100AD3BFBCD92B20F6B, v=spf1 mx ip4:185.113.100.52 -all |
| SOA | 1 | dns3.a1.net domainadmin.a1.net |
Analysis
Hierarchy
rosner-it.at is a parent of mx1.rosner-it.at, www.rosner-it.at and mail.rosner-it.at.
IP Addresses
rosner-it.at resolves to a single IP address: 185.113.100.56.
Other host names, for instance www.rosner-it.at, share IP numbers with rosner-it.at.
Name Servers
rosner-it.at is delegated to three name servers: dns1.a1.net, dns2.a1.net and dns3.a1.net.
rosner-it.at at least partially shares name servers with other domains, including adlerbus.at, elektro-brodnig.at, wenatex.com, megy.at and internorm.info.
Hosts with four IPs:
dns2.a1.net points to 2001:67c:1bc::105, 2001:850:3010:101:213:33:99:79, 192.174.68.105 and 213.33.99.79.
Hosts with two IPs:
dns1.a1.net points to 2001:850:3030:31:80:120:17:26 and 80.120.17.26.
dns3.a1.net points to 2001:67c:10b8::105 and 176.97.158.105.
Mail Servers
rosner-it.at is handled by a single mail server, mx1.rosner-it.at.
mx1.rosner-it.at points to a single IP: 185.113.100.52.