rt15.at - robtex.com
rt15.at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 81.19.159.49🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | www49sni.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.rt15.at ⭐ | ||||||
| A | 81.19.149.90🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | mail35.world4you.com | ||||||
| TXT | v=spf1 a mx include:spf.w4ymail.at include:mx.mymailwall.com | ||||||
| SOA | ns1.world4you.athostmaster@world4you.com 2025-03-27 #22 | ||||||
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=1774530002 | ||||||
Subdomains
mail.rt15.at |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.world4you.at2018-08-17 → 2026-03-26 · 2 obs
● 2026-03-26 13:58:34
●NSns2.world4you.at2018-08-17 → 2026-03-26 · 2 obs
● 2026-03-26 13:58:34
●MXmail.rt15.at2018-08-17 → 2026-03-26 · 2 obs
● 2026-03-26 13:58:34
○A199.34.228.692018-08-17 → 2018-08-17 · 3 obs
○ 2026-03-03 10:09:18
○ 2026-03-26 13:58:34
●A81.19.159.492026-03-03 → 2026-03-26 · 3 obs
● 2026-03-03 10:09:18
● 2026-03-26 13:58:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | u.ns.at, ns2.univie.ac.at, n.ns.at, d.ns.at... | - |
| rt15.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: 1041ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.159.49 |
| NS | 2 | ns2.world4you.at, ns1.world4you.at |
| MX | 1 | mail.rt15.at (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.w4ymail.at inclu |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
Hierarchy
rt15.at is parent of mail.rt15.at.
IP Addresses
rt15.at points to a single IP: 81.19.159.49.
Other host names, for instance transformit.at, gospelchor.nening-music.at, tngmedia.com, barrierefrei.center and hak-tak.at share IP numbers with rt15.at.
Name Servers
rt15.at's delegation is to two name servers ns1.world4you.at and ns2.world4you.at.
rt15.at shares the same name server configuration as other domains, such as investcon.at, malte.co.at, muendig.at, flashworks.at and plankenauer-sator.at.
Host names with two IP numbers: ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253; ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253
Mail Servers
rt15.at is served by a single mail server, mail.rt15.at.
mail.rt15.at points to IP number 81.19.149.90.