mail.rcas.ca - robtex.com
mail.rcas.ca
| DNSSEC | ⚠️ Not signed | ||||||
| MX | feedback-smtp.ca-central-1.amazonses.com ⭐ | ||||||
| A | 15.222.54.12🇨🇦 Amazon15.222.0.0/15 EC2 YUL prefix | ||||||
| PTR | ec2-15-222-54-12.ca-central-1.compute.amazonaws.com | ||||||
| A | 15.222.99.111🇨🇦 Amazon15.222.0.0/15 EC2 YUL prefix | ||||||
| PTR | ec2-15-222-99-111.ca-central-1.compute.amazonaws.com | ||||||
| A | 99.79.114.133🇨🇦 Amazon99.79.0.0/16 EC2 YUL prefix | ||||||
| PTR | ec2-99-79-114-133.ca-central-1.compute.amazonaws.com | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
rcas.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:d477🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:17b4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.23.180Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.212.119🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ezra.ns.cloudflare.com ⭐ | ||||||
| NS | kay.ns.cloudflare.com | ||||||
| MX | rcas-ca.mail.protection.outlook.com ⭐ | ||||||
| TXT | brevo-code:1d774ef8eebef67579d807d5a410038a | ||||||
| TXT | google-site-verification=LLuofYojcPiKr2Lu9jtlpYNb-8yDoJYSCAk-e8lkGVU | ||||||
| TXT | google-site-verification=yRPxkmqC1_2I5pCZOGjfmdfDwwUf4ESMi3STHecQtBc | ||||||
| TXT | v=spf1 +a +mx +ip4:184.107.95.19 include:spf.protection.outlook.com -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.23.180, 172.67.212.119 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:d477, 2606:4700:3037::6815:17b4 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=203, name=cloudflare-ech.com | ||||||
| SOA | ezra.ns.cloudflare.comdns@cloudflare.com serial=2403674469 | ||||||
WOT: SUSPICIOUS (1/100)
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●MXfeedback-smtp.ca-central-1.amazonses.com2026-03-08 → 2026-05-10 · 2 obs
● 2026-05-10 09:30:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | j.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca | - |
| rcas.ca | ezra.ns.cloudflare.com, kay.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.125
NS records: ezra.ns.cloudflare.com, kay.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rcas.ca (unsigned zone)
⏱️ Timing
Total: 1026ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 1 | feedback-smtp.ca-central-1.amazonses.com |
| TXT | 1 | v=spf1 include:amazonses.com ~all |
Analysis
Mail Servers
mail.rcas.ca is served by a single mail server, feedback-smtp.ca-central-1.amazonses.com.
mail.rcas.ca uses the same mail server setup as other domains such as mail.budoyoseikan.com, ca-central-1.amazonses.com, vidatechstorm.com, mail.petertheplantman.com and server.newxl5.net.
mail.rcas.ca shares some mail servers with other domains, including ptccloud.com, ahssi.ca, carl-source.com, csspi.ca and freshworks.club.
these mail servers are commonly used with the mail servers feedback-smtp.us-east-1.amazonses.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host feedback-smtp.ca-central-1.amazonses.com points to three IP numbers: 15.222.54.12, 15.222.99.111 and 99.79.114.133.