defirma.de - dns.ninja
defirma.de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2003:2:2:15:80:150:6:143🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space | ||||||
| PTR | tld.t-online.de | ||||||
| A | 80.150.6.143🇩🇪 DTAG80.144.0.0/13 Deutsche Telekom AG, Internet service provider | ||||||
| NS | dns01-tld.t-online.de ⭐ | ||||||
| A | 2003:2:6:137:80:157:195:90🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space | ||||||
| A | 80.157.195.90🇩🇪 DTAG80.157.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| NS | dns02-tld.t-online.de | ||||||
| A | 2003:180:a::1:53🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space | ||||||
| A | 212.185.24.9🇩🇪 DTAG212.184.0.0/15 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | dns02-tld.t-online.de | ||||||
| MX | smtp-01.tld.t-online.de ⭐ | ||||||
| A | 194.25.134.76🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | smtp-01.tld.t-online.de | ||||||
| MX | smtp-02.tld.t-online.de ⭐ | ||||||
| A | 194.25.134.12🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | smtp-02.tld.t-online.de | ||||||
| TXT | v=spf1 include:_spf.hier-im-netz.de ~all | ||||||
| SOA | dns01-tld.t-online.dedns@telekom.de 2026-05-26 #4 | ||||||
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=1781385431 | ||||||
Same first word
defirma.net |
defirma.ro |
defirma.biz |
defirma.com |
defirma.nl |
defirma.de |
defirma.org |
defirma.be |
defirma.eu |
defirma.com.mx |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdns01-tld.t-online.de2015-05-28 → 2026-06-13 · 2 obs
● 2026-06-13 21:42:20
●NSdns02-tld.t-online.de2015-05-28 → 2026-06-13 · 2 obs
● 2026-06-13 21:42:20
●MXsmtp-01.tld.t-online.de2015-05-28 → 2026-06-13 · 2 obs
● 2026-06-13 21:42:20
●MXsmtp-02.tld.t-online.de2015-05-28 → 2026-06-13 · 2 obs
● 2026-06-13 21:42:20
●A2003:2:2:15:80:150:6:1432015-05-28 → 2026-06-13 · 2 obs
● 2026-06-13 21:42:20
●A80.150.6.1432015-05-28 → 2026-06-13 · 2 obs
● 2026-06-13 21:42:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| defirma.de | dns02-tld.t-online.de, dns01-tld.t-online.de | - |
✅ Authoritative Response
Server:212.185.24.9
NS records: dns02-tld.t-online.de, dns01-tld.t-online.de
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2428ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.150.6.143 |
| AAAA | 1 | 2003:2:2:15:80:150:6:143 |
| NS | 2 | dns01-tld.t-online.de, dns02-tld.t-online.de |
| MX | 2 | smtp-02.tld.t-online.de (pri: 10), smtp-01.tld.t-online.de (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.hier-im-netz.de ~all |
| SOA | 1 | dns01-tld.t-online.de dns.telekom.de |
Analysis
IP Addresses
defirma.de points to two IP numbers: 80.150.6.143 and 2003:2:2:15:80:150:6:143.
Two other host names, along with diaag.de, antiquariat-exlibris.de and frank-air.de, also share IP numbers with defirma.de.
Name Servers
defirma.de uses two name servers for its delegation: dns01-tld.t-online.de and dns02-tld.t-online.de.
defirma.de shares its NS records with other domains, for example jp-ac.de, agc-poesie.de, ahlbeck-sanssouci.de and two others.
The two host names dns01-tld.t-online.de and dns02-tld.t-online.de each have a pair of IP addresses: dns01-tld.t-online.de has 80.157.195.90 and 2003:2:6:137:80:157:195:90, and dns02-tld.t-online.de has 212.185.24.9 and 2003:180:a::1:53.
Mail Servers
defirma.de is served by two mail servers, smtp-01.tld.t-online.de and smtp-02.tld.t-online.de.
Among the domains sharing a mail server setup with defirma.de are busse-sohn.homepage.t-online.de, helix007.homepage.t-online.de, piepermail.de and two others.
defirma.de and other domains — atlanticus.eu for instance — share at least some mail servers.
smtp-01.tld.t-online.de → 194.25.134.76 and smtp-02.tld.t-online.de → 194.25.134.12: one IP number per host name.