mail.coursde.org - robtex.com
mail.coursde.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.224.232.52🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC | ||||||
| PTR | mail.coursde.org | ||||||
| MX | mail.coursde.org ⭐ | ||||||
| A | 46.224.232.52🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC | ||||||
| PTR | mail.coursde.org | ||||||
| TXT | v=spf1 ip4:46.224.232.52 -all | ||||||
coursde.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:4c31🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:bbb2🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.76.49Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.187.178🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | felicity.ns.cloudflare.com ⭐ | ||||||
| NS | paris.ns.cloudflare.com | ||||||
| MX | mail.coursde.org ⭐ | ||||||
| TXT | google-site-verification=BpZ0pLKENZXWAqo1BSsvHIjukE9mdIq0Tm21gYaB2Lg | ||||||
| TXT | google-site-verification=X-LrKN7iy_U2hGp2AB3uYkVkM_SRkOkaQy2gI_HEOkI | ||||||
| TXT | google-site-verification=dSsgm-YUvu2mQYBuunZwMlxOBFRURuVCL2XZO5xEEqU | ||||||
| TXT | v=spf1 ip4:46.224.232.52 include:_spf.mx.cloudflare.net -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.76.49, 172.67.187.178 | ||||||
| IPv6 hints | 2606:4700:3030::6815:4c31, 2606:4700:3035::ac43:bbb2 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=41, name=cloudflare-ech.com | ||||||
| SOA | felicity.ns.cloudflare.comdns@cloudflare.com serial=2411706700 | ||||||
PTR for
MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●MXmail.coursde.org2026-07-13 → 2026-08-11 · 2 obs
● 2026-07-13 04:22:34
● 2026-08-11 19:38:10
● 2026-08-11 19:38:10
●A46.224.232.522026-07-13 → 2026-08-11 · 2 obs
● 2026-07-13 04:22:34
● 2026-08-11 19:38:10
● 2026-08-11 19:38:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| coursde.org | felicity.ns.cloudflare.com, paris.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.212
NS records: felicity.ns.cloudflare.com, paris.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursde.org (unsigned zone)
⏱️ Timing
Total: 344ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.224.232.52 |
| MX | 1 | mail.coursde.org (pri: 10) |
| TXT | 1 | v=spf1 ip4:46.224.232.52 -all |
Analysis
Mail Server Role
The mail server mail.coursde.org is responsible for delivering email for mail.coursde.org and coursdecouture.org.
IP Addresses
mail.coursde.org has exactly one IP address — 46.224.232.52.
Mail Servers
mail.coursde.org uses exactly one mail server, which is mail.coursde.org.
mail.coursde.org uses the same mail servers as other domains, including coursdecouture.org.
mail.coursde.org carries a single IP number, which is 46.224.232.52.