4studis.net - robtex.com
4studis.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1088::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w88.rzone.de | ||||||
| A | 81.169.145.88🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks01.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:1🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks01.rzone.de | ||||||
| A | 217.160.80.128🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks01.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 | docks01.rzone.dehostmaster@strato-rz.de 2020-06-04 #17 | ||||||
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=1777049961 | ||||||
Same first word
4studis.net |
Similar names
DNS History
8 records (5 active, 3 former)
○MXsmtp.rzone.de2015-06-24 → 2020-02-02 · 3 obs
● 2020-02-02 15:46:06
○ 2026-04-24 17:16:40
●A2a01:238:20a:202:1088::2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 17:16:40
○A2a01:238:20a:202:1090::2015-06-24 → 2020-02-02 · 3 obs
● 2020-02-02 15:46:06
○ 2026-04-24 17:16:40
●A81.169.145.882026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 17:16:40
○A81.169.145.902015-06-24 → 2020-02-02 · 3 obs
● 2020-02-02 15:46:06
○ 2026-04-24 17:16:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net... | - |
| 4studis.net | docks01.rzone.de, shades06.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.133
NS records: docks01.rzone.de, shades06.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4studis.net (unsigned zone)
⏱️ Timing
Total: 496ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.88 |
| AAAA | 1 | 2a01:238:20a:202:1088:: |
| NS | 2 | shades06.rzone.de, docks01.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks01.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
4studis.net resolves to two IP numbers: 2a01:238:20a:202:1088:: and 81.169.145.88.
Other host names, for instance ginfox.eu, betul.de, wallalley.eu, communicatieprof.nl and studentenwerk-hessen.de share IP numbers with 4studis.net.
Name Servers
4studis.net has two name servers: docks01.rzone.de and shades06.rzone.de.
4studis.net shares the same name server setup as other domains, for example bestmite.nl, landkruste.de, yogaschuleinessen.de, giveo.ch and tierarztpraxis.team.
4studis.net shares some name servers with other domains, for example frauenarztpraxis-muench.de, mfch.de, sackkarren.at, pizzeriamonalisa.nl and proaccusticteam.de.
these name servers are often used with docks20.rzone.de, docks17.rzone.de, shades15.rzone.de, shades19.rzone.de, shades14.rzone.de, docks06.rzone.de, shades07.rzone.de, shades20.rzone.de, shades03.rzone.de and shades01.rzone.de.
Host names with two IP numbers:
docks01.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:1 and 217.160.80.128; shades06.rzone.de points to: 2607:f1c0:fe:53:185:132:34:133 and 185.132.34.133.
Mail Servers
4studis.net is handled by a single mail server, smtpin.rzone.de.
4studis.net shares the mail server setup with other domains, for example exklusivtransport.com, ciahome.net, ideamagna.de, leanlab-hannover.org and malaika.eu.
smtpin.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.