studisy.com - robtex.com
studisy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.114.158.82🇩🇪 MYLOC-AS85.114.128.0/19 myLoc managed IT AG | ||||||
| NS | berta.nr-city.net ⭐ | ||||||
| A | 212.7.171.138🇩🇪 KTK212.7.160.0/19 KEVAG Telekom GmbH | ||||||
| NS | ns6.nr-city.net | ||||||
| A | 82.115.108.50🇩🇪 KTK82.115.96.0/19 KEVAG Telekom GmbH | ||||||
| MX | mail.studisy.com ⭐ | ||||||
| A | 213.203.211.12🇩🇪 PLUSSERVER-ASN1213.203.192.0/18 PlusServer GmbH Aggregate Duesseldorf | ||||||
| SOA | berta.nr-city.nethostmaster@nr-city.net 2010-07-27 #5 | ||||||
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=1774402057 | ||||||
Subdomains
mail.studisy.com |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSberta.nr-city.net2015-05-15 → 2026-03-25 · 2 obs
● 2026-03-25 01:42:58
●NSns6.nr-city.net2015-05-15 → 2026-03-25 · 2 obs
● 2026-03-25 01:42:58
●MXmail.studisy.com2015-05-15 → 2026-03-25 · 2 obs
● 2026-03-25 01:42:58
○A212.7.171.1872015-05-15 → 2020-02-16 · 4 obs
● 2020-02-16 14:05:38
○ 2026-03-11 09:23:06
○ 2026-03-25 01:42:58
●A85.114.158.822026-03-11 → 2026-03-25 · 3 obs
● 2026-03-11 09:23:06
● 2026-03-25 01:42:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net... | - |
| studisy.com | berta.nr-city.net, ns6.nr-city.net | - |
✅ Authoritative Response
Server:82.115.108.50
NS records: berta.nr-city.net, ns6.nr-city.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studisy.com (unsigned zone)
⏱️ Timing
Total: 816ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.114.158.82 |
| NS | 2 | ns6.nr-city.net, berta.nr-city.net |
| MX | 1 | mail.studisy.com (pri: 5) |
| SOA | 1 | berta.nr-city.net hostmaster.nr-city.net |
Analysis
Hierarchy
studisy.com is the parent of mail.studisy.com.
IP Addresses
studisy.com resolves to a single IP: 85.114.158.82.
Other host names, for instance motokoelsch.de, dengler-schuhe.de, sts-murnau.de, bikenau.de and ebikezentrum.de share IP numbers with studisy.com.
Name Servers
studisy.com has two name servers: berta.nr-city.net and ns6.nr-city.net.
studisy.com shares the same name server setup as other domains, for example sportscity.de, bidex.eu, neuwied.eu, manwich.de and fahrrad-becker.org.
studisy.com shares some name servers with other domains, for example webcustomer.net, 2-rad-schmid.de, autohaus-schilz.de, vogelfang.info and brocks-sport.de.
These name servers are often used together with ns3.rim.de, ns4.rim.de, denise.nr-city.net, ns1.itworks-hosting.de, ns2.itworks-hosting.de, ns1.lohrob.de, ns2.lohrob.de, ns1.jhn.de and ns2.jhn.de.
Host names with a single IP:
berta.nr-city.net points to 212.7.171.138
ns6.nr-city.net points to 82.115.108.50
Mail Servers
studisy.com is handled by a single mail server, mail.studisy.com.
Host name mail.studisy.com points to IP 213.203.211.12.