biduble.com - robtex.com
biduble.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1153::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w99.rzone.de | ||||||
| A | 81.169.145.153🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks09.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:9🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks09.rzone.de | ||||||
| A | 217.160.80.136🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks09.rzone.de | ||||||
| NS | shades06.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:133🇺🇸 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 | shades06.rzone.de | ||||||
| A | 185.132.34.133🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades06.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | docks09.rzone.dehostmaster@strato-rz.de 2026-01-25 #13 | ||||||
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=1771291435 | ||||||
Same first word
biduble.com |
Similar names
bebuild.be |
bielbud.com |
bebuild.com |
bluebid.com |
bubleid.in |
bidblue.com |
budible.com |
delubbi.com |
bluebid.io |
ebbuild.com |
bluebid.app |
buildbe.com |
DNS History
10 records (5 active, 5 former)
●NSdocks09.rzone.de2026-02-24 → 2026-03-22 · 3 obs
● 2026-02-24 18:26:34
● 2026-03-22 20:36:10
○NSns1.natrohost.com2015-06-30 → 2017-02-18 · 4 obs
● 2017-02-18 00:53:26
○ 2026-02-24 18:26:34
○ 2026-03-22 20:36:10
○NSns2.natrohost.com2015-06-30 → 2017-02-18 · 4 obs
● 2017-02-18 00:53:26
○ 2026-02-24 18:26:34
○ 2026-03-22 20:36:10
●NSshades06.rzone.de2026-02-24 → 2026-03-22 · 3 obs
● 2026-02-24 18:26:34
● 2026-03-22 20:36:10
○MXmx1.biduble.com2015-06-30 → 2017-02-18 · 4 obs
● 2017-02-18 00:53:26
○ 2026-02-24 18:26:34
○ 2026-03-22 20:36:10
○MXmx2.biduble.com2015-06-30 → 2017-02-18 · 4 obs
● 2017-02-18 00:53:26
○ 2026-02-24 18:26:34
○ 2026-03-22 20:36:10
●MXsmtpin.rzone.de2026-02-24 → 2026-03-22 · 3 obs
● 2026-02-24 18:26:34
● 2026-03-22 20:36:10
●A2a01:238:20a:202:1153::2026-02-24 → 2026-03-22 · 3 obs
● 2026-02-24 18:26:34
● 2026-03-22 20:36:10
●A81.169.145.1532026-02-24 → 2026-03-22 · 3 obs
● 2026-02-24 18:26:34
● 2026-03-22 20:36:10
○A94.73.148.502015-06-30 → 2015-06-30 · 3 obs
○ 2015-11-04 06:46:24
○ 2026-03-22 20:36:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net... | - |
| biduble.com | shades06.rzone.de, docks09.rzone.de | - |
✅ Authoritative Response
Server: 185.132.34.133
NS records: shades06.rzone.de, docks09.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biduble.com (unsigned zone)
⏱️ Timing
Total: 628ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.153 |
| AAAA | 1 | 2a01:238:20a:202:1153:: |
| NS | 2 | shades06.rzone.de, docks09.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks09.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
biduble.com has two IP numbers: 2a01:238:20a:202:1153:: and 81.169.145.153.
Other host names, for instance mx.53651925.xy.strato-hosting.eu, muv-berlin.com, wkmnet.de, 57145130.xy.strato-hosting.eu and 58312863.swh.strato-hosting.eu share IP numbers with biduble.com.
Name Servers
biduble.com's delegation uses two name servers: docks09.rzone.de and shades06.rzone.de.
biduble.com uses the same name server setup as other domains, such as bluebear.de, sukale.net, exex.de, port007.com and uwente.de.
biduble.com at least partially shares name servers with other domains, including koiteich.net, praxis-schaper.de, zarris.eu, nasiha.de and ukpabia.de.
These name servers are commonly used with shades18.rzone.de, shades01.rzone.de, shades19.rzone.de, shades07.rzone.de, docks06.rzone.de, docks13.rzone.de, docks10.rzone.de, docks07.rzone.de, shades12.rzone.de and shades03.rzone.de.
Host names with two IPs:
docks09.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:9 and 217.160.80.136
shades06.rzone.de points to 2607:f1c0:fe:53:185:132:34:133 and 185.132.34.133
Mail Servers
A single mail server handles biduble.com, smtpin.rzone.de.
biduble.com shares the same mail server setup as other domains, for instance cdu-fraktion-rhein-erft-kreis.de, kerstinburandt.de, amfe.ch, drumsanddance.nl and royalhugs.com.
The host name smtpin.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.