asteropticals.com

Valid Email Server
Domain Lookup › asteropticals.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
asteropticals.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-17 23:05:44 UTC · ↺ Refresh

MX Hostnames

  • eu-smtp-inbound-1.mimecast.com
  • eu-smtp-inbound-2.mimecast.com

MX Priorities

  • eu-smtp-inbound-1.mimecast.com: 0
  • eu-smtp-inbound-2.mimecast.com: 0

A / AAAA Records

  • 104.21.32.82 (no PTR)
  • 172.67.184.118 (no PTR)
  • 2606:4700:3033::6815:2052 (no PTR)
  • 2606:4700:3035::ac43:b876 (no PTR)

Mail Server IPs

  • 91.220.42.211 ↩ eu-smtp-inbound-2.mimecast.com
  • 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
  • 195.130.217.211 ↩ eu-smtp-inbound-2.mimecast.com
  • 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.130.217.241 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA cleo.ns.cloudflare.com dns.cloudflare.com 2399145692 10000 2400 604800 1800
Primary NS (mname)
cleo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399145692
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

laura.ns.cloudflare.com
cleo.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:eu._netblocks.mimecast.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

7 records
  • amazonses:kuxyL886ALC3Tq3QUV/1PB6g2HtPoRCh3fEInnpSrzE=
  • brp0lkga2n0h7fv543bnic6pnl
  • google-site-verification=_vcGR7PNO7xoqvnqV7QCjL2Nx6x01HsjFkUUlMqkjpc
  • s1f5diik58q45e136ctv2cnqgi
  • SPFv=spf1 include:eu._netblocks.mimecast.com include:spf.protection.outlook.com -all
  • 0ed1fe018acc0b521f9fd34a309d4913923edc649f
  • 5el1mcgtvihv944al8v0emjtvs
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