cours-sciences.com - robtex.com
cours-sciences.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.149.192.6🇳🇱 LEASEWEB-NL-AMS-01 | ||||||
| PTR | cpeul03.likuid.com | ||||||
| NS | ns1eu.service-dns.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 151.80.78.24🇫🇷 OVH | ||||||
| PTR | ns1eu.service-dns.net | ||||||
| NS | ns1-cpeu6.likuid.com ⚠️ Not in zone NS records | ||||||
| A | 151.80.78.24🇫🇷 OVH | ||||||
| PTR | ns1eu.service-dns.net | ||||||
| NS | ns2-cpeu6.likuid.com ⚠️ Not in zone NS records | ||||||
| A | 145.239.73.11🇫🇷 OVH | ||||||
| PTR | ns2eu.service-dns.net | ||||||
| NS | ns2eu.service-dns.net ⚠️ Not in parent delegation | ||||||
| A | 145.239.73.11🇫🇷 OVH | ||||||
| PTR | ns2eu.service-dns.net | ||||||
| NS | ns3eu.service-dns.net ⚠️ Not in parent delegation | ||||||
| A | 67.215.9.187🇨🇦 GTCOMM-36666 | ||||||
| PTR | ns3eu.service-dns.net | ||||||
| MX | cours-sciences.com ⭐ | ||||||
| A | 89.149.192.6🇳🇱 LEASEWEB-NL-AMS-01 | ||||||
| PTR | cpeul03.likuid.com | ||||||
| SOA | ns1eu.service-dns.netalertes@likuid.com 2026-02-17 #1 | ||||||
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=1771291435 | ||||||
MX for
cours-sciences.com |
Same first word
cours-sciences.com |
DNS History
14 records (7 active, 7 former)
○NSdns1.maven2-45.com2015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 06:55:52
○ 2026-02-23 14:08:30
○NSdns1.maven2-70.com2015-11-20 → 2018-07-02 · 5 obs
● 2015-11-20 06:55:52
● 2018-07-02 12:47:12
○ 2026-02-23 14:08:26
○ 2026-02-23 14:08:30
○NSdns2.maven2-45.com2015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 06:55:52
○ 2026-02-23 14:08:30
○NSdns2.maven2-70.com2015-11-20 → 2018-07-02 · 5 obs
● 2015-11-20 06:55:52
● 2018-07-02 12:47:12
○ 2026-02-23 14:08:26
○ 2026-02-23 14:08:30
●NSns1-cpeu6.likuid.com2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 14:08:26
● 2026-02-23 14:08:30
●NSns1eu.service-dns.net2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 14:08:26
● 2026-02-23 14:08:30
●NSns2-cpeu6.likuid.com2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 14:08:26
● 2026-02-23 14:08:30
●NSns2eu.service-dns.net2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 14:08:26
● 2026-02-23 14:08:30
●NSns3eu.service-dns.net2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 14:08:26
● 2026-02-23 14:08:30
●MXcours-sciences.com2015-07-17 → 2026-02-23 · 2 obs
● 2026-02-23 14:08:30
○A5.196.83.1422015-11-20 → 2017-01-10 · 5 obs
● 2015-11-20 06:55:52
● 2017-01-10 22:09:34
○ 2018-06-23 12:46:42
○ 2026-02-23 14:08:30
○A51.68.50.2212018-06-23 → 2018-07-02 · 5 obs
● 2018-06-23 12:46:42
● 2018-07-02 12:47:12
○ 2026-02-23 14:08:26
○ 2026-02-23 14:08:30
●A89.149.192.62026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 14:08:26
● 2026-02-23 14:08:30
○A94.23.200.682015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 06:55:52
○ 2026-02-23 14:08:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net... | - |
| cours-sciences.com | ns1-cpeu6.likuid.com, ns2-cpeu6.likuid.com | 2 records |
✅ Authoritative Response
Server: 145.239.73.11
NS records: ns1-cpeu6.likuid.com, ns2-cpeu6.likuid.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cours-sciences.com (unsigned zone)
⏱️ Timing
Total: 409ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.149.192.6 |
| NS | 3 | ns2eu.service-dns.net, ns3eu.service-dns.net... |
| MX | 1 | cours-sciences.com (pri: 0) |
| SOA | 1 | ns1eu.service-dns.net alertes.likuid.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-cpeu6.likuid.com, ns2-cpeu6.likuid.com)
AI analysis
For cours-sciences.com, the mail server is cours-sciences.com.
cours-sciences.com resolves to one IP number: 89.149.192.6.
other host names including abpc.fr, sunairlodge.com, darnaudet.fr, geserp.ch and cefora.fr share IP numbers with cours-sciences.com.
cours-sciences.com is delegated to five name servers: ns1-cpeu6.likuid.com, ns2-cpeu6.likuid.com, ns1eu.service-dns.net, ns2eu.service-dns.net and ns3eu.service-dns.net.
cours-sciences.com at least partially shares name servers with other domains, for instance lepiceriedakar.com, camillelamarre.com, pontarliercyclo.fr, gastonmarcotti.com and robotech.fr.
These name servers are commonly used alongside ns1-cpeu5.likuid.com, ns2-cpeu5.likuid.com, ns1-cpeu4.likuid.com, ns2-cpeu4.likuid.com, ns1-cpeu2.likuid.com and ns2-cpeu2.likuid.com.
Host names with one IP:
ns1-cpeu6.likuid.com points to: 151.80.78.24
ns2-cpeu6.likuid.com points to: 145.239.73.11
ns1eu.service-dns.net points to: 151.80.78.24
ns2eu.service-dns.net points to: 145.239.73.11
ns3eu.service-dns.net points to: 67.215.9.187
Host names that point to 151.80.78.24: ns1-cpeu6.likuid.com and ns1eu.service-dns.net
Host names that point to 145.239.73.11: ns2-cpeu6.likuid.com and ns2eu.service-dns.net
cours-sciences.com is served by a single mail server, cours-sciences.com.
cours-sciences.com resolves to IP 89.149.192.6.