testbrain.de - dns.ninja
testbrain.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.169.247.206🇩🇪 STRATO81.169.128.0/17 AG | ||||||
| PTR | mail.testbrain.de | ||||||
| NS | ns3.stratoserver.net ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:159🇺🇸 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 | ns3.stratoserver.net | ||||||
| A | 185.132.34.159🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns3.stratoserver.net | ||||||
| NS | ns4.stratoserver.net | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:32🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns4.stratoserver.net | ||||||
| A | 217.160.80.159🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns4.stratoserver.net | ||||||
| MX | testbrain.de ⭐ | ||||||
| A | 81.169.247.206🇩🇪 STRATO81.169.128.0/17 AG | ||||||
| PTR | mail.testbrain.de | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | ns3.stratoserver.nethostmaster@strato-rz.de 2020-05-19 #2 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1780578830 | ||||||
MX for
testbrain.de |
Subdomains
Same first word
testbrain.net |
testbrain.ru |
testbrain.com |
testbrain.de |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns3.stratoserver.net2019-01-23 → 2026-06-04 · 2 obs
● 2026-06-04 13:36:02
●NSns4.stratoserver.net2019-01-23 → 2026-06-04 · 2 obs
● 2026-06-04 13:36:02
●MXtestbrain.de2019-01-23 → 2026-06-04 · 2 obs
● 2026-06-04 13:36:02
●A81.169.247.2062019-01-23 → 2026-06-04 · 2 obs
● 2026-06-04 13:36:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| testbrain.de | ns3.stratoserver.net, ns4.stratoserver.net | - |
✅ Authoritative Response
Server:185.132.34.159
NS records: ns3.stratoserver.net, ns4.stratoserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for testbrain.de (unsigned zone)
⏱️ Timing
Total: 801ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.247.206 |
| NS | 2 | ns3.stratoserver.net, ns4.stratoserver.net |
| MX | 1 | testbrain.de (pri: 10) |
| TXT | 1 | v=spf1 mx ~all |
| SOA | 1 | ns3.stratoserver.net hostmaster.strato-r |
Analysis
Hierarchy
The parent domain of mail.testbrain.de and www.testbrain.de is testbrain.de.
Mail Server Role
The MX record for testbrain.de points back to testbrain.de — it is its own mail server.
IP Addresses
testbrain.de directs to one IP number, which is 81.169.247.206.
Name Servers
DNS delegation for testbrain.de points to two name servers: ns3.stratoserver.net and ns4.stratoserver.net.
testbrain.de has the same name server delegation as a number of other domains, such as zeolithwelt.de, easylohnabrechnung.com, nanocul.de and two more.
ns3.stratoserver.net directs to 185.132.34.159 and 2607:f1c0:fe:53:185:132:34:159. ns4.stratoserver.net directs to 217.160.80.159 and 2001:8d8:fe:53:5747:2a74:d:32. Each host name carries two IP addresses.
Mail Servers
The MX record for testbrain.de points to a single mail server: testbrain.de.
testbrain.de has exactly one IP number: 81.169.247.206.