calculo.de - robtex.com
calculo.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.67.70.51🇩🇪 SYNLINQ45.67.70.0/24 | ||||||
| PTR | 45.67.70.51.1nic.de | ||||||
| NS | ns1.axcoredns.com ⭐ | ||||||
| A | 2a09:71c0::101:0:12🇩🇪 SYNLINQ2a09:71c0::/29 | ||||||
| A | 45.67.68.12🇩🇪 SYNLINQ45.67.68.0/24 | ||||||
| PTR | ns1-tec.de | ||||||
| NS | ns2.axcoredns.org | ||||||
| A | 2a01:4f8:c014:d47::12🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 46.224.169.132🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC | ||||||
| PTR | ns2-tec.de | ||||||
| MX | mx1.securemail.name ⭐ | ||||||
| A | 92.246.85.247🇩🇪 SkyLink92.246.85.0/24 | ||||||
| PTR | mx.securemail.name | ||||||
| MX | mx2.securemail.name ⭐ | ||||||
| A | 92.246.85.247🇩🇪 SkyLink92.246.85.0/24 | ||||||
| PTR | mx.securemail.name | ||||||
| TXT | v=spf1 include:spf.securemail.name a mx ~all | ||||||
| SOA | ns1.axcoredns.comwebmaster@calculo.de 2026-02-18 #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=1778127583 | ||||||
Same first word
calculo.uk |
calculo.es |
calculo.us |
calculo.nl |
calculo.cc |
calculo.ch |
calculo.info |
calculo.co.za |
calculo.net |
calculo.no |
calculo.ca |
calculo.com |
calculo.be |
calculo.io |
calculo.de |
calculo.tech |
calculo.org |
Similar names
DNS History
9 records (5 active, 4 former)
○NSns1-tec.de2015-08-12 → 2026-03-05 · 4 obs
● 2026-03-05 12:35:28
○ 2026-05-07 04:41:56
○ 2026-05-07 04:41:58
●NSns1.axcoredns.com2026-05-07 → 2026-05-07 · 3 obs
● 2026-05-07 04:41:56
● 2026-05-07 04:41:58
○NSns2-tec.de2015-08-12 → 2026-03-05 · 4 obs
● 2026-03-05 12:35:28
○ 2026-05-07 04:41:56
○ 2026-05-07 04:41:58
●NSns2.axcoredns.org2026-05-07 → 2026-05-07 · 3 obs
● 2026-05-07 04:41:56
● 2026-05-07 04:41:58
●MXmx1.securemail.name2015-08-12 → 2026-05-07 · 2 obs
● 2026-05-07 04:41:58
●MXmx2.securemail.name2015-08-12 → 2026-05-07 · 2 obs
● 2026-05-07 04:41:58
○A136.243.196.272017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 09:04:06
○ 2026-02-17 02:48:14
○ 2026-05-07 04:41:58
○A178.63.49.782015-08-12 → 2016-07-15 · 4 obs
● 2016-07-15 07:54:18
○ 2017-04-09 09:04:06
○ 2026-05-07 04:41:58
●A45.67.70.512026-02-17 → 2026-05-07 · 3 obs
● 2026-02-17 02:48:14
● 2026-05-07 04:41:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| calculo.de | ns1.axcoredns.com, ns2.axcoredns.org | - |
✅ Authoritative Response
Server:46.224.169.132
NS records: ns1.axcoredns.com, ns2.axcoredns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for calculo.de (unsigned zone)
⏱️ Timing
Total: 976ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.67.70.51 |
| NS | 2 | ns1.axcoredns.com, ns2.axcoredns.org |
| MX | 2 | mx1.securemail.name (pri: 100), mx2.securemail.name (pri: 100) |
| TXT | 1 | v=spf1 include:spf.securemail.name a mx |
| SOA | 1 | ns1.axcoredns.com webmaster.calculo.de |
Analysis
IP Addresses
calculo.de resolves to one IP number: 45.67.70.51.
other host names including dermacia.de, octavo.de, deutsches-reisezentrum.de, wk6.de and efulim.de share IP numbers with calculo.de.
Name Servers
calculo.de is delegated to two name servers ns1.axcoredns.com and ns2.axcoredns.org.
calculo.de shares the same name server setup as other domains, for instance preiswertesten.de, virtualvisions.de, wein-catering.de, poins.de and elmarsrog.de.
calculo.de at least partially shares name servers with other domains, for instance premium-bookmarks.de, bildungswerk-seghers.de, fotoboxmieten.net, altaplan.at and myva.de.
These name servers are commonly used alongside ns1-tec.de and ns2-tec.de.
Host names with two IP numbers:
The host name ns1.axcoredns.com points to 2a09:71c0::101:0:12 and 45.67.68.12; the host name ns2.axcoredns.org points to 2a01:4f8:c014:d47::12 and 46.224.169.132.
Mail Servers
Two mail servers handle calculo.de: mx1.securemail.name and mx2.securemail.name.
calculo.de shares the same mail server setup as other domains, for instance mail.ihreanfrage.de, lyeb.de, (0x736578)frame.de, mail.gaymax.de and bbsberlin.de.
Host names with a single IP:
mx1.securemail.name points to 92.246.85.247.
mx2.securemail.name points to 92.246.85.247.
Host names pointing to 92.246.85.247: mx1.securemail.name and mx2.securemail.name.