onlinetutor.de - robtex.com
onlinetutor.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 159.89.214.161🇩🇪 DIGITALOCEAN159.89.212.0/22 DigitalOcean | ||||||
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=1785006081 | ||||||
Same first word
onlinetutor.xyz |
onlinetutor.be |
onlinetutor.pro |
onlinetutor.de |
onlinetutor.me |
onlinetutor.ir |
onlinetutor.com.au |
onlinetutor.ru |
Similar names
troutonline.com |
tutoronline.hk |
entrolution.net |
tutoronline.eu |
tutoronline.de |
tutoronline.ca |
rentolution.com |
entrolution.com |
tutoronline.org |
tutoronline.ru |
tutoronline.su |
DNS History
6 records (1 active, 5 former)
○NSns1.ns-serve.net2015-06-23 → 2017-04-09 · 4 obs
● 2015-06-23 19:30:30
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
○NSns2.ns-serve.net2015-06-23 → 2017-04-09 · 4 obs
● 2015-06-23 19:30:30
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
○MXmail.onlinetutor.de2015-06-23 → 2017-04-09 · 4 obs
● 2015-06-23 19:30:30
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
●A159.89.214.1612026-06-17 → 2026-07-25 · 3 obs
○ 2017-04-09 11:37:34
● 2026-06-17 21:06:08
● 2026-07-25 19:21:06
● 2026-06-17 21:06:08
● 2026-07-25 19:21:06
○A193.231.240.722015-11-04 → 2017-04-09 · 5 obs
○ 2015-06-23 19:30:30
● 2015-11-04 00:29:20
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
● 2015-11-04 00:29:20
● 2017-04-09 11:37:34
○ 2026-06-17 21:06:08
○ 2026-07-25 19:21:06
○A89.200.168.362015-06-23 → 2015-06-23 · 3 obs
● 2015-06-23 19:30:30
○ 2015-11-04 00:29:20
○ 2026-07-25 19:21:06
○ 2015-11-04 00:29:20
○ 2026-07-25 19:21:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
✅ Authoritative Response
Server:194.246.96.1
NS records: a.nic.de, f.nic.de, z.nic.de
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 640ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.89.214.161 |
Analysis
IP Addresses
onlinetutor.de resolves to just one IP address, 159.89.214.161.
Two other host names, along with divaonline.de, atv-pf.de and likeshop.de, also share IP numbers with onlinetutor.de.