studytogether.de - dns.ninja
studytogether.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4a0:2002:4:1da9:a99f:5423:3cf1🇩🇪 XIRRA2a01:4a0:2002::/48 Xirra GmbH | ||||||
| PTR | parking.checkdomain.de | ||||||
| A | 130.185.109.77🇩🇪 XIRRA130.185.104.0/21 -NET | ||||||
| NS | ns2.checkdomain.de ⭐ | ||||||
| A | 2a01:4f8:2b02:a88::106🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns2.checkdomain.de | ||||||
| A | 5.9.190.98🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| PTR | ns2.checkdomain.de | ||||||
| NS | ns.checkdomain.de | ||||||
| A | 2a02:2b80:101:5000::9🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| A | 109.237.143.11🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | ns1.checkdomain.de | ||||||
| MX | studytogether.de ⭐ | ||||||
| A | 2a01:4a0:2002:4:1da9:a99f:5423:3cf1🇩🇪 XIRRA2a01:4a0:2002::/48 Xirra GmbH | ||||||
| PTR | parking.checkdomain.de | ||||||
| A | 130.185.109.77🇩🇪 XIRRA130.185.104.0/21 -NET | ||||||
| PTR | parking.checkdomain.de | ||||||
| SOA | ns.checkdomain.dehostmaster@checkdomain.de 2021-04-21 #2 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1785754794 | ||||||
MX for
studytogether.de |
Same first word
studytogether.de |
studytogether.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.checkdomain.de2026-02-16 → 2026-08-03 · 2 obs
● 2026-08-03 11:06:22
●NSns2.checkdomain.de2026-02-16 → 2026-08-03 · 2 obs
● 2026-08-03 11:06:22
●MXstudytogether.de2026-02-16 → 2026-08-03 · 2 obs
● 2026-08-03 11:06:22
●A130.185.109.772026-02-16 → 2026-08-03 · 2 obs
● 2026-08-03 11:06:22
●A2a01:4a0:2002:4:1da9:a99f:5423:3cf12026-02-16 → 2026-08-03 · 2 obs
● 2026-08-03 11:06:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| studytogether.de | ns.checkdomain.de, ns2.checkdomain.de | 4 records |
✅ Authoritative Response
Server:5.9.190.98
NS records: ns.checkdomain.de, ns2.checkdomain.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studytogether.de (unsigned zone)
⏱️ Timing
Total: 749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 130.185.109.77 |
| AAAA | 1 | 2a01:4a0:2002:4:1da9:a99f:5423:3cf1 |
| NS | 2 | ns.checkdomain.de, ns2.checkdomain.de |
| MX | 1 | studytogether.de (pri: 10) |
| SOA | 1 | ns.checkdomain.de hostmaster.checkdomain |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.checkdomain.de, ns.checkdomain.de, ns2.checkdomain.de...)
Analysis
Mail Server Role
The MX record for studytogether.de points back to studytogether.de — it is its own mail server.
IP Addresses
studytogether.de directs to two IP numbers, 130.185.109.77 and 2a01:4a0:2002:4:1da9:a99f:5423:3cf1
Among the host names that share IP numbers with studytogether.de are neckermannreisen.de, gourmasm.com, askexperts.eu and two others.
Name Servers
DNS delegation for studytogether.de points to two name servers: ns2.checkdomain.de and ns.checkdomain.de.
studytogether.de has the same name server delegation as a number of other domains, such as wer-lackiert-was.com, koidl.info, machtwasser.com and two more.
studytogether.de has partial name server overlap with other domains, including 119.30.46.in-addr.arpa.
ns2.checkdomain.de directs to 5.9.190.98 and 2a01:4f8:2b02:a88::106. ns.checkdomain.de directs to 109.237.143.11 and 2a02:2b80:101:5000::9. Each host name carries two IP addresses.
Mail Servers
The MX record for studytogether.de points to a single mail server: studytogether.de.
studytogether.de points to two IP addresses: 130.185.109.77 and 2a01:4a0:2002:4:1da9:a99f:5423:3cf1.