tfc.at - robtex.com
tfc.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.133.104.21🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | www21.your-server.de | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns1.your-server.de | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de ⚠️ Not in zone NS records | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | www21.your-server.de ⭐ | ||||||
| A | 2a01:4f8:d0a:2162::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www21.your-server.de | ||||||
| A | 213.133.104.21🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | www21.your-server.de | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2025-03-26 #0 | ||||||
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 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns.second-ns.com2015-07-25 → 2026-03-14 · 2 obs
● 2026-03-14 23:26:50
●NSns1.your-server.de2015-07-25 → 2026-03-14 · 2 obs
● 2026-03-14 23:26:50
●NSns3.second-ns.de2026-02-27 → 2026-03-14 · 3 obs
● 2026-02-27 17:34:44
● 2026-03-14 23:26:50
○MXmail.tfc.at2015-07-25 → 2021-09-26 · 4 obs
● 2021-09-26 19:25:18
○ 2026-02-27 17:34:44
○ 2026-03-14 23:26:50
●MXwww21.your-server.de2026-02-27 → 2026-03-14 · 3 obs
● 2026-02-27 17:34:44
● 2026-03-14 23:26:50
●A213.133.104.212015-07-25 → 2026-03-14 · 2 obs
● 2026-03-14 23:26:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | - |
| tfc.at | ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de | - |
✅ Authoritative Response
Server: 213.239.204.242
NS records: ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tfc.at (unsigned zone)
⏱️ Timing
Total: 1007ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.133.104.21 |
| NS | 2 | ns.second-ns.com, ns1.your-server.de |
| MX | 1 | www21.your-server.de (pri: 10) |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
Analysis
IP Addresses
tfc.at points to a single IP number: 213.133.104.21.
Other host names, for instance kfv-forchheim.de, mail.postercosmos.com, varukt.at, aarr.de and hb-b.dk share IP numbers with tfc.at.
Name Servers
The domain tfc.at is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
tfc.at shares name servers with other domains at least partially, for instance f.a.3.3.1.2.1.0.8.f.4.0.1.0.a.2.ip6.arpa, 238.62.46.in-addr.arpa, wallermesse.com, robotaspirador.com and grillstarter.dk.
these name servers are often used with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Host names with two IP numbers:
ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242
ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4
ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102
Mail Servers
The mail server for tfc.at is www21.your-server.de.
tfc.at shares the same mail server setup as other domains, including helasoft.de, owug.org, verpackungsteam.ch, awg-boizenburg.de and www21.your-server.de.
tfc.at shares at least some mail servers with other domains, for instance starbike.com.
Host name www21.your-server.de resolves to two IPs: 2a01:4f8:d0a:2162::2 and 213.133.104.21.