rubmaps.ch

Valid Email Server
Domain Lookup › rubmaps.ch

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rubmaps.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 02:25:44 UTC · ↺ Refresh

MX Hostnames

  • mx1.mailchannels.net
  • mx2.mailchannels.net

MX Priorities

  • mx2.mailchannels.net: 10
  • mx1.mailchannels.net: 10

A / AAAA Records

  • 172.67.153.127 (no PTR)
  • 104.21.3.99 (no PTR)
  • 2606:4700:3033::ac43:997f (no PTR)
  • 2606:4700:3030::6815:363 (no PTR)

Mail Server IPs

  • 18.236.29.166 ↩ ec2-18-236-29-166.us-west-2.compute.amazonaws.com
  • 52.38.143.159 ↩ ec2-52-38-143-159.us-west-2.compute.amazonaws.com

SOA Record

Raw SOA dora.ns.cloudflare.com dns.cloudflare.com 2398098384 10000 2400 604800 1800
Primary NS (mname)
dora.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398098384
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ivan.ns.cloudflare.com
dora.ns.cloudflare.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • google-site-verification=--XTNfUAo299CttrVh_PuvChNpfvmnvy0rRSWwZY38Q
  • JwAZLN2kTgE4BrD+o5Ch6VbXIV5hAr8XqzZwRAlBuF0=
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