plancourse.com - dns.ninja
plancourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.212.21.227🇫🇷 MEDIAPOST91.212.21.0/24 E SAS | ||||||
| PTR | 227.21.212.91.mediapost.fr | ||||||
| NS | dns2.mediapost.fr ⭐ | ||||||
| A | 91.212.21.231🇫🇷 MEDIAPOST91.212.21.0/24 E SAS | ||||||
| PTR | dns2.mediapost.fr | ||||||
| PTR | infraextvprd2.mediapost.fr | ||||||
| PTR | mailmdp.mediapost.fr | ||||||
| NS | dns.mediapost.fr | ||||||
| A | 91.212.21.230🇫🇷 MEDIAPOST91.212.21.0/24 E SAS | ||||||
| PTR | dns.mediapost.fr | ||||||
| PTR | infraextvprd1.mediapost.fr | ||||||
| NS | dns3.groupemediapost.fr | ||||||
| A | 149.14.121.86🇫🇷 COGENT149.14.0.0/16 | ||||||
| MX | infraextvprd2.mediapost.fr ⭐ | ||||||
| A | 91.212.21.231🇫🇷 MEDIAPOST91.212.21.0/24 E SAS | ||||||
| PTR | dns2.mediapost.fr | ||||||
| PTR | infraextvprd2.mediapost.fr | ||||||
| PTR | mailmdp.mediapost.fr | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | dns.mediapost.frdamien@tassel.mediapost.fr 2024-05-17 #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=1784070577 | ||||||
Same first word
plancourse.fr |
plancourse.com |
Similar names
plansource.io |
sprucenola.com |
courseplan.com |
plansource.us |
cleanprous.com |
uscleanpro.com |
cursopenal.com.br |
cursoeplan.com |
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plansource.com |
sanluecorp.com |
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DNS History
10 records (5 active, 5 former)
●NSdns.mediapost.fr2015-05-23 → 2026-07-14 · 2 obs
● 2026-07-14 23:33:20
●NSdns2.mediapost.fr2015-05-23 → 2026-07-14 · 2 obs
● 2026-07-14 23:33:20
●NSdns3.groupemediapost.fr2026-05-12 → 2026-07-14 · 3 obs
● 2026-05-12 06:18:56
● 2026-07-14 23:33:20
●MXinfraextvprd2.mediapost.fr2026-05-12 → 2026-07-14 · 3 obs
● 2026-05-12 06:18:56
● 2026-07-14 23:33:20
○MXmailmdp.mediapost.fr2015-10-18 → 2017-06-23 · 5 obs
● 2015-10-18 04:00:00
● 2017-06-23 19:49:00
○ 2026-05-12 06:18:56
○ 2026-07-14 23:33:20
○MXredirect.ovh.net2015-05-23 → 2015-05-23 · 3 obs
○ 2015-10-18 04:00:00
○ 2026-07-14 23:33:20
○A213.186.33.52015-05-23 → 2015-05-23 · 3 obs
○ 2015-10-18 04:00:00
○ 2026-07-14 23:33:20
○A23.224.100.162015-05-23 → 2015-05-23 · 3 obs
○ 2017-06-23 19:49:00
○ 2026-07-14 23:33:20
○A91.212.21.1732015-10-18 → 2017-06-23 · 5 obs
● 2015-10-18 04:00:00
● 2017-06-23 19:49:00
○ 2026-05-12 06:18:56
○ 2026-07-14 23:33:20
●A91.212.21.2272026-05-12 → 2026-07-14 · 3 obs
● 2026-05-12 06:18:56
● 2026-07-14 23:33:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net... | - |
| plancourse.com | dns.mediapost.fr, dns2.mediapost.fr, dns3.groupemediapost.fr | - |
✅ Authoritative Response
Server:91.212.21.230
NS records: dns.mediapost.fr, dns2.mediapost.fr, dns3.groupemediapost.fr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plancourse.com (unsigned zone)
⏱️ Timing
Total: 802ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.212.21.227 |
| NS | 3 | dns3.groupemediapost.fr, dns.mediapost.fr... |
| MX | 1 | infraextvprd2.mediapost.fr (pri: 1) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | dns.mediapost.fr damien.tassel.mediapost |
Analysis
IP Addresses
plancourse.com resolves to one IP address: 91.212.21.227.
mediapost.bg, mediapostmulticanal.biz, plancourse.fr and two other host names share IP numbers with plancourse.com.
Name Servers
plancourse.com is served by three name servers: dns3.groupemediapost.fr, dns2.mediapost.fr and dns.mediapost.fr.
There is at least partial name server overlap between plancourse.com and other domains — desclientsdansmonmagasin.com, oui-pub.info, md2d.fr and two more among them.
dns3.groupemediapost.fr has IP address 149.14.121.86, dns2.mediapost.fr has IP address 91.212.21.231 and dns.mediapost.fr has IP address 91.212.21.230 — one address each.
Mail Servers
Mail for plancourse.com is handled by a single mail server, infraextvprd2.mediapost.fr.
plancourse.com uses an identical mail server configuration to several other domains — among them plancourse.fr, postmyapp.fr, rosetta-mediapost.fr and two more.
plancourse.com has at least partial mail server overlap with other domains such as mediapost.fr, mediaposte.fr, email-mediapost.fr and two more.
These mail servers are routinely seen in conjunction with the mail servers infraextvprd3.mediapost.fr and infrazpri1.mediapost.fr.
infraextvprd2.mediapost.fr resolves to 91.212.21.231 and no other IP number.