studybuilder.de - dns.ninja
studybuilder.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.214.95.60🇩🇪 STRATO85.214.0.0/15 AG | ||||||
| PTR | h2(0x37313735)00.stratoserver.net | ||||||
| NS | ns39.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21d1::14🇺🇸 GODADDY-DNS2603:5:21d0::/44 | ||||||
| PTR | ns39.domaincontrol.com | ||||||
| A | 97.74.109.20🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns39.domaincontrol.com | ||||||
| NS | ns40.domaincontrol.com | ||||||
| A | 2603:5:22d1::14🇺🇸 GODADDY-DNS2603:5:22d0::/44 | ||||||
| PTR | ns40.domaincontrol.com | ||||||
| A | 173.201.77.20🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| PTR | ns40.domaincontrol.com | ||||||
| MX | mail.studybuilder.de ⭐ | ||||||
| A | 85.214.95.60🇩🇪 STRATO85.214.0.0/15 AG | ||||||
| PTR | h2(0x37313735)00.stratoserver.net | ||||||
| TXT | google-site-verification=vPN4A6ST3HQLgAtFUr-ydvtnQnwANrE9IONTBT8e5_0 | ||||||
| SOA | ns39.domaincontrol.comdns@jomax.net 2021-01-11 #1 | ||||||
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=1794481609 | ||||||
Subdomains
mail.studybuilder.de |
Same first word
studybuilder.ai |
studybuilder.ph |
studybuilder.com |
studybuilder.de |
Similar names
Previous names
Next names
DNS History
6 records (4 active, 2 former)
○NSns1.hans.hosteurope.de2015-08-10 → 2020-01-07 · 4 obs
● 2020-01-07 17:19:10
○ 2026-08-19 19:41:58
○ 2026-11-12 11:58:56
○NSns2.hans.hosteurope.de2015-08-10 → 2020-01-07 · 4 obs
● 2020-01-07 17:19:10
○ 2026-08-19 19:41:58
○ 2026-11-12 11:58:56
●NSns39.domaincontrol.com2026-08-19 → 2026-11-12 · 3 obs
● 2026-08-19 19:41:58
● 2026-11-12 11:58:56
●NSns40.domaincontrol.com2026-08-19 → 2026-11-12 · 3 obs
● 2026-08-19 19:41:58
● 2026-11-12 11:58:56
●MXmail.studybuilder.de2015-08-10 → 2026-11-12 · 2 obs
● 2026-11-12 11:58:56
●A85.214.95.602015-08-10 → 2026-11-12 · 2 obs
● 2026-11-12 11:58:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, l.de.net, n.de.net... | 12 records |
| studybuilder.de | ns39.domaincontrol.com, ns40.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.77.20
NS records: ns39.domaincontrol.com, ns40.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studybuilder.de (unsigned zone)
⏱️ Timing
Total: 802ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.214.95.60 |
| NS | 2 | ns39.domaincontrol.com, ns40.domaincontrol.com |
| MX | 1 | mail.studybuilder.de (pri: 50) |
| TXT | 1 | google-site-verification=vPN4A6ST3HQLgAt |
| SOA | 1 | ns39.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 12
In-bailiwick: 6 (a.nic.de, f.nic.de, z.nic.de...)
Out-of-bailiwick: 6 (s.de.net, n.de.net, l.de.net...)
Analysis
Hierarchy
mail.studybuilder.de is a subdomain of studybuilder.de.
IP Addresses
studybuilder.de resolves to one IP address: 85.214.95.60.
cleanairprovider.com, mail.studybuilder.de, plegtmarketing.nl and two other host names share IP numbers with studybuilder.de.
Name Servers
studybuilder.de uses two name servers for its delegation: ns39.domaincontrol.com and ns40.domaincontrol.com.
studybuilder.de uses the same name servers as several other domains — among them unburdeneconomy.com, uwfunding.com, bizjetlaw.com and two more.
At least some of studybuilder.de's name servers are also used by other domains, among them geektic.com.tw.
The two host names ns39.domaincontrol.com and ns40.domaincontrol.com each have a pair of IP addresses: ns39.domaincontrol.com has 97.74.109.20 and 2603:5:21d1::14, and ns40.domaincontrol.com has 173.201.77.20 and 2603:5:22d1::14.
Mail Servers
Mail for studybuilder.de is handled by a single mail server, mail.studybuilder.de.
mail.studybuilder.de directs to just one IP number, 85.214.95.60.