courseplus.com - dns.ninja
courseplus.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.32.203.125🇫🇷 OVH178.32.0.0/15 ISP Paris, France | ||||||
| PTR | cluster027.hosting.ovh.net | ||||||
| NS | dns13.ovh.net ⭐ | ||||||
| A | 2001:41d0:d00:f200::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | dns13.ovh.net | ||||||
| A | 5.135.98.29🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | dns13.ovh.net | ||||||
| NS | ns13.ovh.net | ||||||
| A | 2001:41d0:b00:ec00::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns13.ovh.net | ||||||
| A | 5.39.112.241🇫🇷 OVH5.39.0.0/17 ISP Paris, France | ||||||
| PTR | ns13.ovh.net | ||||||
| MX | mx4.mail.ovh.net ⭐ | ||||||
| MX | mx3.mail.ovh.net(10) | ||||||
| A | 91.121.53.175🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | mx3.mail.ovh.net | ||||||
| TXT | 1|www.courseplus.com | ||||||
| SOA | dns13.ovh.nettech@ovh.net 2020-11-30 #0 | ||||||
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=1786457989 | ||||||
Previously NS for
courseplus.com |
Same first word
Similar names
superculos.es |
superculos.com |
superlocus.com |
ecosurplus.com |
sourceplus.com |
escrupulos.com.mx |
plussource.com |
pluscourse.com |
DNS History
11 records (5 active, 6 former)
○NScourseplus.com2015-08-23 → 2017-03-26 · 4 obs
● 2017-03-26 00:40:08
○ 2020-01-06 07:24:52
○ 2026-08-11 14:44:22
●NSdns13.ovh.net2020-01-06 → 2026-08-11 · 3 obs
● 2020-01-06 07:24:52
● 2026-08-11 14:44:22
○NSns1.rapidehosting.nl2015-08-23 → 2017-03-26 · 4 obs
● 2017-03-26 00:40:08
○ 2020-01-06 07:24:52
○ 2026-08-11 14:44:22
●NSns13.ovh.net2020-01-06 → 2026-08-11 · 3 obs
● 2020-01-06 07:24:52
● 2026-08-11 14:44:22
○NSns2.rapidehosting.nl2015-08-23 → 2017-03-26 · 4 obs
● 2017-03-26 00:40:08
○ 2020-01-06 07:24:52
○ 2026-08-11 14:44:22
○MXmail.rapidehosting.nl2015-08-23 → 2017-03-26 · 4 obs
● 2017-03-26 00:40:08
○ 2020-01-06 07:24:52
○ 2026-08-11 14:44:22
●MXmx3.mail.ovh.net2021-06-09 → 2026-08-11 · 3 obs
● 2021-06-09 00:48:54
● 2026-08-11 14:44:22
●MXmx4.mail.ovh.net2021-06-09 → 2026-08-11 · 3 obs
● 2021-06-09 00:48:54
● 2026-08-11 14:44:22
○MXredirect.ovh.net2020-01-06 → 2020-01-06 · 4 obs
● 2020-01-06 07:24:52
○ 2021-06-09 00:48:54
○ 2026-08-11 14:44:22
●A178.32.203.1252020-01-06 → 2026-08-11 · 3 obs
● 2020-01-06 07:24:52
● 2026-08-11 14:44:22
○A91.208.60.1612015-08-23 → 2017-03-26 · 4 obs
● 2017-03-26 00:40:08
○ 2020-01-06 07:24:52
○ 2026-08-11 14:44:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net... | - |
| courseplus.com | ns13.ovh.net, dns13.ovh.net | - |
✅ Authoritative Response
Server:5.39.112.241
NS records: ns13.ovh.net, dns13.ovh.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courseplus.com (unsigned zone)
⏱️ Timing
Total: 652ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.32.203.125 |
| NS | 2 | ns13.ovh.net, dns13.ovh.net |
| MX | 2 | mx3.mail.ovh.net (pri: 10), mx4.mail.ovh.net (pri: 1) |
| TXT | 1 | 1|www.courseplus.com |
| SOA | 1 | dns13.ovh.net tech.ovh.net |
Analysis
IP Addresses
courseplus.com directs to one IP number, which is 178.32.203.125.
Among the host names that share IP numbers with courseplus.com are www.1stchoicedrycleaners.com, mbm.solutions, carbus.pl and two others.
Name Servers
courseplus.com has two authoritative name servers — dns13.ovh.net and ns13.ovh.net.
courseplus.com has the same name server delegation as a number of other domains, such as scalea.fr, laurent-mucchielli.org, soseo.fr and two more.
The name servers for courseplus.com overlap at least partially with those of other domains — for example oumarkatar.com.
Both dns13.ovh.net and ns13.ovh.net have two IP addresses each. dns13.ovh.net resolves to 5.135.98.29 and 2001:41d0:d00:f200::2; ns13.ovh.net resolves to 5.39.112.241 and 2001:41d0:b00:ec00::2.
Mail Servers
The MX records for courseplus.com point to two mail servers: mx3.mail.ovh.net and mx4.mail.ovh.net.
courseplus.com has the same mail server arrangement as a number of other domains, for example sigfox-aed.com, barrier.org.uk, paellabuena.com and two more.
courseplus.com shares at least some of its mail servers with other domains — for example balearictuna.com, kanbanote.com, chajii.net and two more.
These mail servers are routinely found in combination with the mail servers mx1.mail.ovh.net, mx2.mail.ovh.net and mx0.mail.ovh.net.
Hosts that resolve to one IP address:
mx3.mail.ovh.net resolves to 91.121.53.175.