mach21.net - robtex.com
mach21.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1092::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w8c.rzone.de | ||||||
| A | 81.169.145.92🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks05.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:5🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks05.rzone.de | ||||||
| A | 217.160.80.132🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks05.rzone.de | ||||||
| NS | shades13.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:140🇺🇸 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 | shades13.rzone.de | ||||||
| A | 185.132.34.140🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades13.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | docks05.rzone.dehostmaster@strato-rz.de serial=2020057293 | ||||||
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=1778716636 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●A2a01:238:20a:202:1092::2026-05-06 → 2026-05-14 · 2 obs
● 2026-05-14 00:23:44
●A81.169.145.922026-05-06 → 2026-05-14 · 2 obs
● 2026-05-14 00:23:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | l.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net... | - |
| mach21.net | docks05.rzone.de, shades13.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.132
NS records: docks05.rzone.de, shades13.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mach21.net (unsigned zone)
⏱️ Timing
Total: 1340ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.92 |
| AAAA | 1 | 2a01:238:20a:202:1092:: |
| NS | 2 | docks05.rzone.de, shades13.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks05.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
mach21.net resolves to two IP numbers: 2a01:238:20a:202:1092:: and 81.169.145.92.
other host names including salmsdorf.de, jobatec.com, vestolin.com, schabbbing-cup.de and abruennert.com share IP numbers with mach21.net.
Name Servers
mach21.net is delegated to two name servers docks05.rzone.de and shades13.rzone.de.
mach21.net shares the same name server setup as other domains, for instance www.solira.de, praxisaltenwall.de, tickerbox.de, mamz.de and adcosol.com.
mach21.net at least partially shares name servers with other domains, for instance tontreue.de, proofiler.de, marne.nl, hamburg-prag.de and blickwechsel-bremen.de.
These name servers are commonly used with the following name servers: shades10.rzone.de, docks02.rzone.de, shades17.rzone.de, docks17.rzone.de, shades18.rzone.de, docks16.rzone.de, docks03.rzone.de, shades11.rzone.de, shades08.rzone.de and docks15.rzone.de.
Host names with two IP numbers:
The host name docks05.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:5 and 217.160.80.132; the host name shades13.rzone.de points to 2607:f1c0:fe:53:185:132:34:140 and 185.132.34.140.
Mail Servers
mach21.net is handled by a single mail server, smtpin.rzone.de.
mach21.net shares the same mail server setup as other domains, for instance anyos.eu, beerembassy.com, spotlightmusic.de, mail.five-diamonds.de and dbmgdb01.dbmg.de.
smtpin.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.