montrosesar.org

Valid Email Server
Domain Lookup › montrosesar.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
montrosesar.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 10:30:29 UTC · ↺ Refresh

MX Hostnames

  • sunfire.mxrouting.net
  • sunfire-relay.mxrouting.net

MX Priorities

  • sunfire-relay.mxrouting.net: 20
  • sunfire.mxrouting.net: 10

A / AAAA Records

  • 52.11.255.116 ↩ ec2-52-11-255-116.us-west-2.compute.amazonaws.com
  • 54.149.0.66 ↩ ec2-54-149-0-66.us-west-2.compute.amazonaws.com
  • 44.230.74.16 ↩ ec2-44-230-74-16.us-west-2.compute.amazonaws.com
  • 100.22.194.174 ↩ ec2-100-22-194-174.us-west-2.compute.amazonaws.com

Mail Server IPs

  • 159.69.143.143 ↩ static.143.143.69.159.clients.your-server.de

SOA Record

Raw SOA ns-209.awsdns-26.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-209.awsdns-26.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1359.awsdns-41.org
ns-1556.awsdns-02.co.uk
ns-209.awsdns-26.com
ns-543.awsdns-03.net

SPF Record

✓ Strict (-all)
v=spf1 include:mxroute.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

1 record
  • SPFv=spf1 include:mxroute.com -all
Full email verification for montrosesar.org

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits