bu-du.de - robtex.com
bu-du.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=1781857550 | ||||||
Same first word
bu-du.de |
Similar names
DNS History
10 records (7 active, 3 former)
●NSaccess.ui-dns.biz2026-02-24 → 2026-06-19 · 3 obs
● 2026-02-24 12:44:36
● 2026-06-19 08:55:24
●NSaccess.ui-dns.com2026-02-24 → 2026-06-19 · 3 obs
● 2026-02-24 12:44:36
● 2026-06-19 08:55:24
●NSaccess.ui-dns.de2026-02-24 → 2026-06-19 · 3 obs
● 2026-02-24 12:44:36
● 2026-06-19 08:55:24
●NSaccess.ui-dns.org2026-02-24 → 2026-06-19 · 3 obs
● 2026-02-24 12:44:36
● 2026-06-19 08:55:24
○NSns55.1und1.de2015-07-05 → 2017-05-07 · 4 obs
● 2017-05-07 15:42:32
○ 2026-02-24 12:44:36
○ 2026-06-19 08:55:24
○NSns56.1und1.de2015-07-05 → 2017-05-07 · 4 obs
● 2017-05-07 15:42:32
○ 2026-02-24 12:44:36
○ 2026-06-19 08:55:24
●MXmx00.kundenserver.de2015-07-05 → 2026-06-19 · 2 obs
● 2026-06-19 08:55:24
●MXmx01.kundenserver.de2015-07-05 → 2026-06-19 · 2 obs
● 2026-06-19 08:55:24
●A217.160.223.1952016-12-30 → 2026-06-19 · 3 obs
● 2016-12-30 06:57:24
● 2026-06-19 08:55:24
○A87.106.113.1472015-07-05 → 2016-04-16 · 4 obs
● 2016-04-16 21:59:10
○ 2016-12-30 06:57:24
○ 2026-06-19 08:55:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| bu-du.de | access.ui-dns.biz, access.ui-dns.com, access.ui-dns.org, access.ui-dns.de | - |
✅ Authoritative Response
Server:185.132.34.237
NS records: access.ui-dns.biz, access.ui-dns.com, access.ui-dns.org, access.ui-dns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bu-du.de (unsigned zone)
⏱️ Timing
Total: 779ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.160.223.195 |
| NS | 4 | access.ui-dns.de, access.ui-dns.com... |
| MX | 2 | mx01.kundenserver.de (pri: 10), mx00.kundenserver.de (pri: 10) |
| TXT | 1 | v=spf1 a:mout.kundenserver.de ~all |
| SOA | 1 | access.ui-dns.biz hostmaster.1und1.de |
Analysis
IP Addresses
bu-du.de points to a single IP number: 217.160.223.195.
Additional host names — boureau.net, herrgott-windsbach.de, vrcak.de and two others — share IP numbers with bu-du.de.
Name Servers
bu-du.de has four authoritative name servers: access.ui-dns.biz, access.ui-dns.com, access.ui-dns.de and access.ui-dns.org.
bu-du.de partially shares its NS delegation with several other domains, including avanidis.de, hausrock.de, sabine-braun.de and two others.
access.ui-dns.biz, access.ui-dns.com, access.ui-dns.de and access.ui-dns.org each carry two IP addresses. access.ui-dns.biz has 217.160.81.237 and 2001:8d8:fe:53::81:237; access.ui-dns.com has 185.132.34.237 and 2607:f1c0:fe:53::34:237; access.ui-dns.de has 217.160.80.237 and 2001:8d8:fe:53::80:237; access.ui-dns.org has 185.132.35.237 and 2607:f1c0:fe:53::35:237.
Mail Servers
bu-du.de has two mail servers: mx00.kundenserver.de and mx01.kundenserver.de.
bu-du.de shares the same mail server setup as other domains, including mail.huissel.de, mail.westermann-lettershop.de, www.satnam.eu and two others.
bu-du.de shares mail servers — at least in part — with other domains, including uhlmann.email, mail.demion.de, malerkarte.de and two others.
mx00.kundenserver.de resolves to 212.227.15.41. mx01.kundenserver.de resolves to 217.72.192.67. Both host names point to a single IP number.