backfrieder.net - robtex.com
backfrieder.net
| 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.backfrieder.net ⭐ | ||||||
| A | 81.19.149.88🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | mail33.world4you.com | ||||||
| TXT | v=spf1 mx include:spf.w4ymail.at -all | ||||||
| SOA | ns1.world4you.athostmaster@world4you.com 2025-03-17 #2 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774393637 | ||||||
Subdomains
mail.backfrieder.net |
Same first word
backfrieder.at |
backfrieder.net |
DNS History
4 records (4 active, 0 former)
●NSns1.world4you.at2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 23:09:54
●NSns2.world4you.at2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 23:09:54
●MXmail.backfrieder.net2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 23:09:54
●A81.19.154.982026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 23:09:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | g.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net... | - |
| backfrieder.net | ns1.world4you.at, ns2.world4you.at | - |
✅ Authoritative Response
Server:185.132.32.253
NS records: ns1.world4you.at, ns2.world4you.at
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1244ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.154.98 |
| NS | 2 | ns1.world4you.at, ns2.world4you.at |
| MX | 1 | mail.backfrieder.net (pri: 10) |
| TXT | 1 | v=spf1 mx include:spf.w4ymail.at -all |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
Hierarchy
mail.backfrieder.net has backfrieder.net as its parent.
IP Addresses
backfrieder.net maps to IP address 81.19.154.98.
Other host names, for instance saillabs.technology, summer-wine-viertel.at, citycloud.wien, human-care.at and pocketplant.net share IP numbers with backfrieder.net.
Name Servers
Two name servers ns1.world4you.at and ns2.world4you.at are delegated to backfrieder.net.
backfrieder.net uses the same name server configuration as other domains, such as gameandwatch.at, khjoe.at, weinengel.at, tinahoetzendorfer.com and fssao.at.
Host names with two IPs:
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
backfrieder.net is handled by a single mail server, mail.backfrieder.net.
mail.backfrieder.net points to one IP number: 81.19.149.88.