mb21.net - robtex.com
mb21.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 95.91.94.56🇩🇪 KABELDEUTSCHLAND-AS95.91.94.0/24 | ||||||
| PTR | ip5f5b5e38.dynamic.kabel-deutschland.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 | ||||||
| NS | docks20.rzone.de | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:20🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks20.rzone.de | ||||||
| A | 217.160.80.147🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks20.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 | shades06.rzone.dehostmaster@strato-rz.de 2025-08-28 #89 | ||||||
net
| 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=1785143272 | ||||||
Previously MX for
mb21.net |
Subdomains
www.mb21.net |
Same first word
Similar names
mb12.com |
bm21.net |
12bm.net |
12mb.com |
12mb.de |
b12m.com |
bm12.com |
21bm.com |
bm21.com |
21mb.com |
b1m2.cn |
12mb.ru |
m1b2.cn |
1b2m.com |
bm21.de |
DNS History
11 records (4 active, 7 former)
●NSdocks20.rzone.de2026-06-07 → 2026-07-27 · 3 obs
● 2026-06-07 22:12:12
● 2026-07-27 09:32:36
○NSns1.xserver.jp2015-05-26 → 2017-06-17 · 4 obs
● 2017-06-17 15:57:38
○ 2026-06-07 22:12:12
○ 2026-07-27 09:32:36
○NSns2.xserver.jp2015-05-26 → 2017-06-17 · 4 obs
● 2017-06-17 15:57:38
○ 2026-06-07 22:12:12
○ 2026-07-27 09:32:36
○NSns3.xserver.jp2015-05-26 → 2017-06-17 · 4 obs
● 2017-06-17 15:57:38
○ 2026-06-07 22:12:12
○ 2026-07-27 09:32:36
○NSns4.xserver.jp2015-05-26 → 2017-06-17 · 4 obs
● 2017-06-17 15:57:38
○ 2026-06-07 22:12:12
○ 2026-07-27 09:32:36
○NSns5.xserver.jp2015-05-26 → 2017-06-17 · 4 obs
● 2017-06-17 15:57:38
○ 2026-06-07 22:12:12
○ 2026-07-27 09:32:36
●NSshades06.rzone.de2026-06-07 → 2026-07-27 · 3 obs
● 2026-06-07 22:12:12
● 2026-07-27 09:32:36
○MXmb21.net2015-05-26 → 2017-06-17 · 4 obs
● 2017-06-17 15:57:38
○ 2026-06-07 22:12:12
○ 2026-07-27 09:32:36
●MXsmtpin.rzone.de2026-06-07 → 2026-07-27 · 3 obs
● 2026-06-07 22:12:12
● 2026-07-27 09:32:36
○A219.94.203.1612015-05-26 → 2017-06-17 · 4 obs
● 2017-06-17 15:57:38
○ 2026-06-07 22:12:12
○ 2026-07-27 09:32:36
●A95.91.94.562026-06-07 → 2026-07-27 · 3 obs
● 2026-06-07 22:12:12
● 2026-07-27 09:32:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mb21.net | shades06.rzone.de, docks20.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.147
NS records: shades06.rzone.de, docks20.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mb21.net (unsigned zone)
⏱️ Timing
Total: 471ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 95.91.94.56 |
| NS | 2 | shades06.rzone.de, docks20.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | shades06.rzone.de hostmaster.strato-rz.d |
Analysis
Hierarchy
mb21.net is a parent domain of www.mb21.net.
IP Addresses
mb21.net resolves to just one IP address, 95.91.94.56.
Name Servers
The NS records for mb21.net delegate to docks20.rzone.de and shades06.rzone.de.
mb21.net shares its NS records with other domains, for example die-computerfluesterer.de, maximilian-bahr.de, wressnig.net and two others.
mb21.net shares at least some of its name servers with other domains, including musicago.de, 5nines.de, taekwon-do.de and two others.
These name servers are frequently seen alongside shades09.rzone.de, shades19.rzone.de, docks09.rzone.de and 7 other name servers.
docks20.rzone.de resolves to 217.160.80.147 and 2001:8d8:fe:53:5747:2a74:d:20. Likewise, shades06.rzone.de resolves to 185.132.34.133 and 2607:f1c0:fe:53:185:132:34:133 — two IP addresses apiece.
Mail Servers
The sole mail server for mb21.net is smtpin.rzone.de.
Among the domains sharing a mail server setup with mb21.net are ole-bunte.de, cstsb.de, kuehn-media.de and two others.
smtpin.rzone.de points to two IP addresses: 81.169.145.97 and 2a01:238:20a:202:50f0::1097.