bu4you.com - robtex.com
bu4you.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.31.143.90🇩🇪 UDAG89.31.143.0/24 | ||||||
| NS | ns.udag.de ⭐ | ||||||
| A | 2001:8d8:fe:53:217:160:80:253🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns.udag.de | ||||||
| A | 217.160.80.253🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns.udag.de | ||||||
| NS | ns.udag.net | ||||||
| A | 2607:f1c0:fe:53:185:132:33:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns.udag.net | ||||||
| A | 185.132.33.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns.udag.net | ||||||
| NS | ns.udag.org | ||||||
| A | 2607:f1c0:fe:53:185:132:34:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns.udag.org | ||||||
| A | 185.132.34.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns.udag.org | ||||||
| MX | mx00.udag.de ⭐ | ||||||
| A | 62.146.106.39🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH | ||||||
| PTR | mx00.udag.de | ||||||
| MX | mx01.udag.de(20) | ||||||
| A | 62.146.106.40🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH | ||||||
| PTR | mx01.udag.de | ||||||
| TXT | v=spf1 include:_smtp.udag.de ~all | ||||||
| SOA | ns.udag.dehostmaster@united-domains.de 2024-10-02 #2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783657542 | ||||||
Subdomains
mail.bu4you.com |
Same first word
DNS History
11 records (6 active, 5 former)
●NSns.udag.de2026-04-30 → 2026-07-10 · 3 obs
● 2026-04-30 20:25:38
● 2026-07-10 04:35:58
●NSns.udag.net2026-04-30 → 2026-07-10 · 3 obs
● 2026-04-30 20:25:38
● 2026-07-10 04:35:58
●NSns.udag.org2026-04-30 → 2026-07-10 · 3 obs
● 2026-04-30 20:25:38
● 2026-07-10 04:35:58
○NSns1.greatnet.de2015-05-28 → 2016-03-25 · 4 obs
● 2016-03-25 02:47:34
○ 2016-07-26 00:55:04
○ 2026-07-10 04:35:58
○NSns2.greatnet.de2015-05-28 → 2016-03-25 · 4 obs
● 2016-03-25 02:47:34
○ 2016-07-26 00:55:04
○ 2026-07-10 04:35:58
○NSns3.greatnet.de2015-05-28 → 2016-03-25 · 4 obs
● 2016-03-25 02:47:34
○ 2016-07-26 00:55:04
○ 2026-07-10 04:35:58
○MXmail.bu4you.com2015-05-28 → 2016-03-25 · 4 obs
● 2016-03-25 02:47:34
○ 2016-07-26 00:55:04
○ 2026-07-10 04:35:58
●MXmx00.udag.de2026-04-30 → 2026-07-10 · 3 obs
● 2026-04-30 20:25:38
● 2026-07-10 04:35:58
●MXmx01.udag.de2026-04-30 → 2026-07-10 · 3 obs
● 2026-04-30 20:25:38
● 2026-07-10 04:35:58
●A89.31.143.902026-04-30 → 2026-07-10 · 3 obs
● 2026-04-30 20:25:38
● 2026-07-10 04:35:58
○A91.250.82.2182015-05-28 → 2016-03-25 · 4 obs
● 2016-03-25 02:47:34
○ 2016-07-26 00:55:04
○ 2026-07-10 04:35:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net... | - |
| bu4you.com | ns.udag.de, ns.udag.net, ns.udag.org | - |
✅ Authoritative Response
Server:185.132.33.253
NS records: ns.udag.de, ns.udag.net, ns.udag.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bu4you.com (unsigned zone)
⏱️ Timing
Total: 323ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.31.143.90 |
| NS | 3 | ns.udag.org, ns.udag.net... |
| MX | 2 | mx00.udag.de (pri: 10), mx01.udag.de (pri: 20) |
| TXT | 1 | v=spf1 include:_smtp.udag.de ~all |
| SOA | 1 | ns.udag.de hostmaster.united-domains.de |
Analysis
Hierarchy
mail.bu4you.com is delegated beneath bu4you.com.
IP Addresses
bu4you.com directs to one IP number, which is 89.31.143.90.
Among the host names that share IP numbers with bu4you.com are betriebe.koeln, mail.bene-shop.de, immo-ostalb.eu and two others.
Name Servers
bu4you.com is delegated to three name servers: ns.udag.de, ns.udag.net and ns.udag.org.
There is at least partial name server overlap between bu4you.com and other domains — koffer-info.de, ambrasol.de, adkleasing.eu and two more among them.
ns.udag.de, ns.udag.net and ns.udag.org each resolve to two IP addresses: ns.udag.de resolves to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253; ns.udag.net resolves to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253; ns.udag.org resolves to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253.
Mail Servers
The MX records for bu4you.com point to two mail servers: mx00.udag.de and mx01.udag.de.
bu4you.com has the same mail server arrangement as a number of other domains, for example tipsa.de, gutachten.domains, wtsconsulting.de and two more.
mx00.udag.de → 62.146.106.39 and mx01.udag.de → 62.146.106.40: one IP number per host name.