biobau.net - robtex.com
biobau.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.16.241.200🇦🇹 i3B-AS195.16.241.0/24 | ||||||
| PTR | host5.linea7.net | ||||||
| NS | ns1.linea7.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 116.203.75.24🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| PTR | ns1.profi-dns.at | ||||||
| NS | ns1.profi-dns.at ⚠️ Not in zone NS records | ||||||
| A | 2a01:4f8:1c1c:a482::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.profi-dns.at | ||||||
| A | 116.203.75.24🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| PTR | ns1.profi-dns.at | ||||||
| NS | ns2.linea7.net ⚠️ Not in parent delegation | ||||||
| A | 195.16.241.142🇦🇹 i3B-AS195.16.241.0/24 | ||||||
| PTR | ns3.profi-dns.at | ||||||
| NS | ns3.profi-dns.at ⚠️ Not in zone NS records | ||||||
| A | 195.16.241.142🇦🇹 i3B-AS195.16.241.0/24 | ||||||
| PTR | ns3.profi-dns.at | ||||||
| MX | mail.linea7.net ⭐ | ||||||
| A | 195.16.241.189🇦🇹 i3B-AS195.16.241.0/24 | ||||||
| PTR | host23.profi-server.net | ||||||
| TXT | v=spf1 mx a include:spf.profi-server.net ~all | ||||||
| SOA | ns1.linea7.nethosting@oja.at 2022-08-17 #9 | ||||||
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=1783996992 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.linea7.net2015-06-02 → 2026-07-14 · 2 obs
● 2026-07-14 03:04:20
●NSns1.profi-dns.at2026-04-07 → 2026-07-14 · 3 obs
● 2026-04-07 07:01:46
● 2026-07-14 03:04:20
●NSns2.linea7.net2015-06-02 → 2026-07-14 · 2 obs
● 2026-07-14 03:04:20
●NSns3.profi-dns.at2026-04-07 → 2026-07-14 · 3 obs
● 2026-04-07 07:01:46
● 2026-07-14 03:04:20
●MXmail.linea7.net2015-06-02 → 2026-07-14 · 2 obs
● 2026-07-14 03:04:20
●A195.16.241.2002015-06-02 → 2026-07-14 · 2 obs
● 2026-07-14 03:04:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| biobau.net | ns1.profi-dns.at, ns3.profi-dns.at | - |
✅ Authoritative Response
Server:195.16.241.142
NS records: ns1.profi-dns.at, ns3.profi-dns.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biobau.net (unsigned zone)
⏱️ Timing
Total: 1128ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.16.241.200 |
| NS | 2 | ns2.linea7.net, ns1.linea7.net |
| MX | 1 | mail.linea7.net (pri: 10) |
| TXT | 1 | v=spf1 mx a include:spf.profi-server.net |
| SOA | 1 | ns1.linea7.net hosting.oja.at |
Analysis
Hierarchy
biobau.net is the parent domain of null.biobau.net and www.biobau.net.
IP Addresses
biobau.net points to a single IP number: 195.16.241.200.
Additional host names — cars4sale.at, dachdeckungen.at, bauten.at and two others — share IP numbers with biobau.net.
Name Servers
biobau.net has four authoritative name servers: ns1.profi-dns.at, ns3.profi-dns.at, ns1.linea7.net and ns2.linea7.net.
There is at least partial name server overlap between biobau.net and other domains — a1a.de, 219.63.92.in-addr.arpa, htb.at and two more among them.
These name servers regularly appear alongside dns2.xpirio.at, ns1.xpirio.at, ns01.technix.at and 3 other name servers in NS record sets.
Host names with two IP numbers:
ns1.profi-dns.at points to 116.203.75.24 and 2a01:4f8:1c1c:a482::1.
Host names pointing to a single IP address:
ns3.profi-dns.at points to 195.16.241.142.
ns1.linea7.net points to 116.203.75.24.
ns2.linea7.net points to 195.16.241.142.
ns1.profi-dns.at and ns1.linea7.net are host names that each point to 116.203.75.24 IP addresses.
ns3.profi-dns.at and ns2.linea7.net are host names that each point to 195.16.241.142 IP addresses.
Mail Servers
biobau.net has one mail server: mail.linea7.net.
biobau.net shares the same mail server setup as other domains, including klagenfurturlaub.at, 1-te.de, euromarktpatz.de and two others.
biobau.net shares mail servers — at least in part — with other domains, including topangebot.at, terrassenueberdachungen.at, webscan.at and two others.
mail.linea7.net resolves to a single IP number: 195.16.241.189.