rdtec.de - dns.ninja
rdtec.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=1781786792 | ||||||
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
●NSns1019.ui-dns.biz2026-03-23 → 2026-06-18 · 3 obs
● 2026-03-23 16:40:08
● 2026-06-18 13:12:16
●NSns1019.ui-dns.com2026-03-23 → 2026-06-18 · 3 obs
● 2026-03-23 16:40:08
● 2026-06-18 13:12:16
●NSns1019.ui-dns.de2026-03-23 → 2026-06-18 · 3 obs
● 2026-03-23 16:40:08
● 2026-06-18 13:12:16
●NSns1019.ui-dns.org2026-03-23 → 2026-06-18 · 3 obs
● 2026-03-23 16:40:08
● 2026-06-18 13:12:16
○NSns43.1und1.de2015-06-19 → 2017-12-13 · 4 obs
● 2017-12-13 06:20:56
○ 2026-03-23 16:40:08
○ 2026-06-18 13:12:16
○NSns44.1und1.de2015-06-19 → 2017-12-13 · 4 obs
● 2017-12-13 06:20:56
○ 2026-03-23 16:40:08
○ 2026-06-18 13:12:16
●MXmx00.ionos.de2026-03-23 → 2026-06-18 · 3 obs
● 2026-03-23 16:40:08
● 2026-06-18 13:12:16
○MXmx00.kundenserver.de2015-06-19 → 2017-12-13 · 4 obs
● 2017-12-13 06:20:56
○ 2026-03-23 16:40:08
○ 2026-06-18 13:12:16
●MXmx01.ionos.de2026-03-23 → 2026-06-18 · 3 obs
● 2026-03-23 16:40:08
● 2026-06-18 13:12:16
○MXmx01.kundenserver.de2015-06-19 → 2017-12-13 · 4 obs
● 2017-12-13 06:20:56
○ 2026-03-23 16:40:08
○ 2026-06-18 13:12:16
●A217.160.0.332017-01-03 → 2026-06-18 · 3 obs
● 2017-01-03 06:51:52
● 2026-06-18 13:12:16
○A217.160.231.1252016-05-06 → 2016-05-06 · 4 obs
● 2016-05-06 02:53:46
○ 2017-01-03 06:51:52
○ 2026-06-18 13:12:16
○A82.165.88.1412015-06-19 → 2016-02-23 · 4 obs
● 2016-02-23 14:07:32
○ 2016-05-06 02:53:46
○ 2026-06-18 13:12:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| rdtec.de | ns1019.ui-dns.de, ns1019.ui-dns.org, ns1019.ui-dns.com, ns1019.ui-dns.biz | - |
✅ Authoritative Response
Server:217.160.81.19
NS records: ns1019.ui-dns.de, ns1019.ui-dns.org, ns1019.ui-dns.com, ns1019.ui-dns.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rdtec.de (unsigned zone)
⏱️ Timing
Total: 834ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.160.0.33 |
| NS | 4 | ns1019.ui-dns.biz, ns1019.ui-dns.org... |
| MX | 2 | mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10) |
| TXT | 1 | v=spf1 include:_spf-eu.ionos.com ~all |
| SOA | 1 | ns1019.ui-dns.de hostmaster.1und1.de |
Analysis
IP Addresses
rdtec.de resolves to just one IP address, 217.160.0.33.
Two other host names, along with xn--feinkost-bhm-ejb.de, autodienst-pohl.de and akne.wien, also share IP numbers with rdtec.de.
Name Servers
The NS records for rdtec.de point to four name servers: ns1019.ui-dns.biz, ns1019.ui-dns.com, ns1019.ui-dns.de and ns1019.ui-dns.org.
rdtec.de partially shares its NS delegation with several other domains, including helmberger.eu, a1len.com, sprachlogo.de and two others.
In DNS configurations, these name servers often share authority with ns1037.ui-dns.biz, ns1101.ui-dns.com, ns1079.ui-dns.biz and 4 other name servers.
ns1019.ui-dns.biz, ns1019.ui-dns.com, ns1019.ui-dns.de and ns1019.ui-dns.org each carry two IP addresses. ns1019.ui-dns.biz has 217.160.81.19 and 2001:8d8:fe:53:0:d9a0:5113:100; ns1019.ui-dns.com has 217.160.82.19 and 2001:8d8:fe:53:0:d9a0:5213:100; ns1019.ui-dns.de has 217.160.80.19 and 2001:8d8:fe:53:0:d9a0:5013:100; ns1019.ui-dns.org has 217.160.83.19 and 2001:8d8:fe:53:0:d9a0:5313:100.
Mail Servers
rdtec.de is served by two mail servers, mx00.ionos.de and mx01.ionos.de.
Among the domains sharing a mail server setup with rdtec.de are link-tm.de, psychologischeberatung-bonn.de, engagieredich.de and two others.
At least a portion of rdtec.de's mail servers are also used by other domains, for example frank-holtmann.de.
mx00.ionos.de resolves to 212.227.15.41. mx01.ionos.de resolves to 217.72.192.67. Both host names point to a single IP number.