cours-de-math.eu - robtex.com
cours-de-math.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 217.69.15.146🇫🇷 AS-VULTR217.69.0.0/20 Vultr Assigned Prefix | ||||||
| PTR | 217.69.15.146.vultrusercontent.com | ||||||
| NS | ns10.dropcatch.ai ⭐ | ||||||
| A | 45.63.116.39🇩🇪 AS-VULTR45.63.116.0/22 Vultr Assigned Prefix | ||||||
| PTR | 45.63.116.39.vultrusercontent.com | ||||||
| NS | ns11.dropcatch.ai | ||||||
| A | 217.69.15.192🇫🇷 AS-VULTR217.69.0.0/20 Vultr Assigned Prefix | ||||||
| PTR | 217.69.15.192.vultrusercontent.com | ||||||
| SOA | ns10.dropcatch.aihostmaster@cours-de-math.eu 2026-05-14 #1 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1124182561 | ||||||
Same first word
cours-de-math.eu |
cours-de-math.fr |
DNS History
9 records (3 active, 6 former)
○NSns01.one.com2015-08-05 → 2017-01-19 · 3 obs
● 2017-01-19 11:49:18
○ 2026-05-14 04:49:24
○NSns02.one.com2015-08-05 → 2017-01-19 · 3 obs
● 2017-01-19 11:49:18
○ 2026-05-14 04:49:24
●NSns10.dropcatch.ai2026-05-14 → 2026-05-14 · 2 obs
● 2026-05-14 04:49:24
●NSns11.dropcatch.ai2026-05-14 → 2026-05-14 · 2 obs
● 2026-05-14 04:49:24
○MXmxcluster1.one.com2015-08-05 → 2017-01-19 · 3 obs
● 2017-01-19 11:49:18
○ 2026-05-14 04:49:24
○MXmxcluster2.one.com2015-08-05 → 2017-01-19 · 3 obs
● 2017-01-19 11:49:18
○ 2026-05-14 04:49:24
●A217.69.15.1462026-05-14 → 2026-05-14 · 2 obs
● 2026-05-14 04:49:24
○A46.30.212.1032015-08-05 → 2016-04-14 · 4 obs
● 2016-04-14 16:44:10
○ 2016-07-27 08:24:24
○ 2026-05-14 04:49:24
○A46.30.213.1462016-07-27 → 2017-01-19 · 4 obs
● 2016-07-27 08:24:24
● 2017-01-19 11:49:18
○ 2026-05-14 04:49:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, si.dns.eu, x.dns.eu, y.dns.eu... | - |
| cours-de-math.eu | ns10.dropcatch.ai, ns11.dropcatch.ai | - |
✅ Authoritative Response
Server:45.63.116.39
NS records: ns10.dropcatch.ai, ns11.dropcatch.ai
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cours-de-math.eu (unsigned zone)
⏱️ Timing
Total: 619ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.69.15.146 |
| NS | 2 | ns11.dropcatch.ai, ns10.dropcatch.ai |
| SOA | 1 | ns10.dropcatch.ai hostmaster.cours-de-ma |
Analysis
IP Addresses
cours-de-math.eu points to IP number 217.69.15.146.
For instance, other host names jmj.eu, alo.pt, blazesupply.eu, icoma.eu and billing.me share IP numbers with cours-de-math.eu.
Name Servers
cours-de-math.eu is delegated to two name servers: ns10.dropcatch.ai and ns11.dropcatch.ai.
cours-de-math.eu uses the same name server setup as other domains such as cm-sobral-monte-agraco.pt, mine.eu, euroregion-nysa.eu, immohome.be and calabrialavoro.eu.
cours-de-math.eu shares name servers with other domains at least partially, for example algoholic.eu, letsgoconnected.eu, eoapps.eu, kaiser-garten.eu and xkd.eu.
These name servers are commonly used with a.misconfigured.dns.server.invalid.
Host names with one IP number:
ns10.dropcatch.ai points to: 45.63.116.39.
ns11.dropcatch.ai points to: 217.69.15.192.