cstd.fr - dns.ninja
cstd.fr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.255.79.212🇫🇷 OVH51.254.0.0/15 | ||||||
| NS | dns.ovh.net ⭐ | ||||||
| A | 2001:41d0:d00:e400::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | dns.ovh.net | ||||||
| A | 5.135.230.153🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | dns.ovh.net | ||||||
| NS | ns.ovh.net | ||||||
| A | 2001:41d0:b00:ea00::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns.ovh.net | ||||||
| A | 5.135.230.149🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | ns.ovh.net | ||||||
| MX | mx1.ovh.net ⭐ | ||||||
| A | 188.165.47.122🇫🇷 OVH188.165.0.0/16 ISP Paris, France | ||||||
| PTR | mx1.ovh.net | ||||||
| MX | mx2.ovh.net(5) | ||||||
| A | 87.98.132.45🇫🇷 OVH87.98.128.0/17 ISP Paris, France | ||||||
| PTR | mx2.ovh.net | ||||||
| TXT | v=spf1 include:mx.ovh.com ~all | ||||||
| SOA | dns.ovh.nettech@ovh.net 2024-07-10 #0 | ||||||
fr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.fr ⭐ | ||||||
| NS | d.nic.fr | ||||||
| NS | f.ext.nic.fr | ||||||
| NS | g.ext.nic.fr | ||||||
| TXT | 23 RRs processed [28/07/2026 03H10:49] | ||||||
| SOA | a.nic.frdnsmaster@afnic.fr serial=2245890921 | ||||||
Subdomains
www.cstd.fr |
Same first word
cstd.nl |
cstd.com.cn |
cstd.ca |
cstd.de |
cstd.io |
cstd.co |
cstd.org |
cstd.cn |
cstd.me |
cstd.org.cn |
cstd.com |
cstd.fr |
cstd.co.uk |
cstd.bar |
cstd.shop |
cstd.ir |
Similar names
DNS History
6 records (5 active, 1 former)
○A195.154.250.412015-08-25 → 2016-12-27 · 4 obs
● 2016-12-27 21:52:16
○ 2026-04-04 18:31:44
○ 2026-07-28 03:56:52
●A51.255.79.2122026-04-04 → 2026-07-28 · 3 obs
● 2026-04-04 18:31:44
● 2026-07-28 03:56:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | f.ext.nic.fr, d.nic.fr, g.ext.nic.fr | - |
| cstd.fr | ns.ovh.net, dns.ovh.net | - |
✅ Authoritative Response
Server:5.135.230.153
NS records: ns.ovh.net, dns.ovh.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cstd.fr (unsigned zone)
⏱️ Timing
Total: 1778ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.255.79.212 |
| NS | 2 | dns.ovh.net, ns.ovh.net |
| MX | 2 | mx2.ovh.net (pri: 5), mx1.ovh.net (pri: 1) |
| TXT | 1 | v=spf1 include:mx.ovh.com ~all |
| SOA | 1 | dns.ovh.net tech.ovh.net |
Analysis
Hierarchy
cstd.fr is the parent zone for www.cstd.fr.
IP Addresses
cstd.fr directs to one IP number, which is 51.255.79.212.
The host names panel.signesdesens.org, elix-lsf.fr, www.elix-lsf.fr and www.cstd.fr all share IP numbers with cstd.fr.
Name Servers
DNS delegation for cstd.fr points to two name servers: dns.ovh.net and ns.ovh.net.
cstd.fr has the same name server delegation as a number of other domains, such as isioportal.fr, canipolis.be, claris.fr and two more.
cstd.fr partially shares its name servers with domains like opale-vacances.com and seio.org.
dns.ovh.net directs to 5.135.230.153 and 2001:41d0:d00:e400::2. ns.ovh.net directs to 5.135.230.149 and 2001:41d0:b00:ea00::2. Each host name carries two IP addresses.
Mail Servers
The MX records for cstd.fr point to two mail servers: mx1.ovh.net and mx2.ovh.net.
cstd.fr has the same mail server arrangement as a number of other domains, for example saint-formatique.com, salagou.eu, agenceaurelienparis.com and two more.
cstd.fr shares at least some of its mail servers with other domains — for example educintel.fr, labobara-pro.com, sfpartners.fr and two more.
It is common to find these mail servers paired with the mail servers mxb.ovh.net.
mx1.ovh.net resolves to 188.165.47.122. mx2.ovh.net resolves to 87.98.132.45. Both host names point to a single IP number.