refro.at - robtex.com
refro.at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 81.19.159.76🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | www76sni.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.refro.at ⭐ | ||||||
| A | 81.19.149.28🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | mail13.world4you.com | ||||||
| TXT | v=spf1 mx include:spf.w4ymail.at -all | ||||||
| SOA | ns1.world4you.athostmaster@world4you.com 2025-03-26 #23 | ||||||
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=1771290002 | ||||||
Subdomains
mail.refro.at |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.world4you.at2015-07-09 → 2026-03-16 · 2 obs
● 2026-03-16 08:49:20
●NSns2.world4you.at2015-07-09 → 2026-03-16 · 2 obs
● 2026-03-16 08:49:20
●MXmail.refro.at2015-07-09 → 2026-03-16 · 2 obs
● 2026-03-16 08:49:20
○A81.19.145.962015-07-09 → 2017-01-01 · 4 obs
● 2017-01-01 13:35:16
○ 2026-03-15 15:07:50
○ 2026-03-16 08:49:20
●A81.19.159.762026-03-15 → 2026-03-16 · 3 obs
● 2026-03-15 15:07:50
● 2026-03-16 08:49:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | - |
| refro.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: 937ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.159.76 |
| NS | 2 | ns1.world4you.at, ns2.world4you.at |
| MX | 1 | mail.refro.at (pri: 10) |
| TXT | 1 | v=spf1 mx include:spf.w4ymail.at -all |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
Hierarchy
refro.at is the parent of mail.refro.at.
IP Addresses
refro.at resolves to one IP number: 81.19.159.76.
other host names including akku-neumueller.at, feel-the-spirit.at, dacapo-walding.at, www.wandtrends.at and ladinig.com share IP numbers with refro.at.
Name Servers
refro.at is delegated to two name servers ns1.world4you.at and ns2.world4you.at.
refro.at shares the same name server setup as other domains, for instance matchacoder.com, schroetter.co, derkrasser.at, haidlmair.at and abl-immobilien.at.
Host names with two IP numbers:
The host name ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253; the host name ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253.
Mail Servers
refro.at is handled by a single mail server, mail.refro.at.
mail.refro.at resolves to IP 81.19.149.28.