calculus.de - dns.ninja
calculus.de
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=1785008140 | ||||||
Same first word
Similar names
DNS History
15 records (10 active, 5 former)
●NSns1090.ui-dns.biz2026-03-26 → 2026-07-25 · 3 obs
● 2026-03-26 17:49:22
● 2026-07-25 19:40:36
●NSns1090.ui-dns.com2026-03-26 → 2026-07-25 · 3 obs
● 2026-03-26 17:49:22
● 2026-07-25 19:40:36
●NSns1090.ui-dns.de2026-03-26 → 2026-07-25 · 3 obs
● 2026-03-26 17:49:22
● 2026-07-25 19:40:36
●NSns1090.ui-dns.org2026-03-26 → 2026-07-25 · 3 obs
● 2026-03-26 17:49:22
● 2026-07-25 19:40:36
○NSns55.1und1.de2015-05-03 → 2018-08-01 · 4 obs
● 2018-08-01 06:42:46
○ 2026-03-26 17:49:22
○ 2026-07-25 19:40:36
○NSns56.1und1.de2015-05-03 → 2018-08-01 · 4 obs
● 2018-08-01 06:42:46
○ 2026-03-26 17:49:22
○ 2026-07-25 19:40:36
●MXmaildomain.datevnet.com2015-05-03 → 2026-07-25 · 2 obs
● 2026-07-25 19:40:36
●MXmaildomain.datevnet.de2015-05-03 → 2026-07-25 · 2 obs
● 2026-07-25 19:40:36
●MXmx00.kundenserver.de2015-05-03 → 2026-07-25 · 2 obs
● 2026-07-25 19:40:36
●MXmx01.kundenserver.de2015-05-03 → 2026-07-25 · 2 obs
● 2026-07-25 19:40:36
●A2001:8d8:100f:f000::2002026-03-26 → 2026-07-25 · 3 obs
● 2026-03-26 17:49:22
● 2026-07-25 19:40:36
●A217.160.0.1192026-03-26 → 2026-07-25 · 3 obs
● 2026-03-26 17:49:22
● 2026-07-25 19:40:36
○A217.160.0.892018-08-01 → 2018-08-01 · 4 obs
● 2018-08-01 06:42:46
○ 2026-03-26 17:49:22
○ 2026-07-25 19:40:36
○A217.160.233.1242017-06-14 → 2017-06-14 · 4 obs
● 2017-06-14 20:47:40
○ 2018-08-01 06:42:46
○ 2026-07-25 19:40:36
○A82.165.204.2372015-05-03 → 2016-03-31 · 4 obs
● 2016-03-31 08:47:44
○ 2017-06-14 20:47:40
○ 2026-07-25 19:40:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| calculus.de | ns1090.ui-dns.com, ns1090.ui-dns.biz, ns1090.ui-dns.de, ns1090.ui-dns.org | - |
✅ Authoritative Response
Server:185.132.32.90
NS records: ns1090.ui-dns.com, ns1090.ui-dns.biz, ns1090.ui-dns.de, ns1090.ui-dns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for calculus.de (unsigned zone)
⏱️ Timing
Total: 2178ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.160.0.119 |
| AAAA | 1 | 2001:8d8:100f:f000::200 |
| NS | 4 | ns1090.ui-dns.biz, ns1090.ui-dns.de... |
| MX | 4 | mx00.kundenserver.de (pri: 30), maildomain.datevnet.com (pri: 20)... |
| TXT | 1 | v=spf1 include:maildomain._spf.datev.de |
| SOA | 1 | ns1090.ui-dns.de hostmaster.1und1.de |
Analysis
IP Addresses
calculus.de directs to two IP numbers, 217.160.0.119 and 2001:8d8:100f:f000::200
Additional host names — sacesl.com, medicorinternational.com, www.skatefactoryshop.net and two others — share IP numbers with calculus.de.
Name Servers
calculus.de has four authoritative name servers: ns1090.ui-dns.biz, ns1090.ui-dns.com, ns1090.ui-dns.de and ns1090.ui-dns.org.
calculus.de shares at least some of its name servers with other domains, including balnearioaguasdevillaharta.com, riedelonline.de, zaroz.com and two others.
These name servers are frequently seen alongside ns1096.ui-dns.org, ns1063.ui-dns.de, ns1125.ui-dns.biz and 3 other name servers.
The host names ns1090.ui-dns.biz, ns1090.ui-dns.com, ns1090.ui-dns.de and ns1090.ui-dns.org each resolve to two IP addresses: ns1090.ui-dns.biz resolves to 185.132.33.90 and 2607:f1c0:fe:53:185:132:33:90; ns1090.ui-dns.com resolves to 185.132.34.90 and 2607:f1c0:fe:53:185:132:34:90; ns1090.ui-dns.de resolves to 185.132.32.90 and 2607:f1c0:fe:53:185:132:32:90; ns1090.ui-dns.org resolves to 185.132.35.90 and 2607:f1c0:fe:53:185:132:35:90.
Mail Servers
Four mail servers handle email for calculus.de: maildomain.datevnet.com, maildomain.datevnet.de, mx00.kundenserver.de and mx01.kundenserver.de.
calculus.de shares mail servers — at least in part — with other domains, including oem-oil.com, at-om.de, zahnarzt-michael-bahn.de and two others.
Host names resolving to four IP addresses:
maildomain.datevnet.com points to 193.27.49.207, 193.27.49.221, 2a00:e50:f155:7::cf and 2a00:e50:f155:7::dd.
maildomain.datevnet.de points to 193.27.49.206, 193.27.49.220, 2a00:e50:f155:7::ce and 2a00:e50:f155:7::dc.
Host names with two IP numbers:
mx00.kundenserver.de maps to two IP addresses — 212.227.15.41 and 212.227.15.171.
mx01.kundenserver.de maps to two IP addresses — 212.227.15.188 and 217.72.192.67.