siglers.com

Valid Email Server
Domain Lookup › siglers.com

Domain Overview

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

Checked via [email protected] · 2026-03-18 20:19:21 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • us-smtp-inbound-2.mimecast.com: 10
  • us-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 104.20.43.77 (no PTR)
  • 172.66.168.82 (no PTR)
  • 2606:4700:10::6814:2b4d (no PTR)
  • 2606:4700:10::ac42:a852 (no PTR)

Mail Server IPs

  • 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA ivan.ns.cloudflare.com dns.cloudflare.com 2399187144 10000 2400 604800 1800
Primary NS (mname)
ivan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399187144
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ivan.ns.cloudflare.com
yolanda.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:_netblocks.mimecast.com include:usb._netblocks.mimecast.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; sp=reject; pct=100; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject

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

13 records
  • u9fls4j43bdnpcvn808crkqm7f
  • SPFv=spf1 mx ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:_netblocks.mimecast.com include:usb._netblocks.mimecast.com -all
  • 7j4gm0m40rlnaetl9nv0an43lh
  • MS=0B6A644A6A9377654EACCD43CDCA29138182971A
  • ZOOM_verify_95LBymneIMLWhb6kVENej3
  • apple-domain-verification=9Xzh7gIOtCEL5Uoh
  • docusign=60c37664-9af5-4286-80d6-b8ef52af4bcf
  • em1dc6gqha32li3anc16hlv72m
  • gcu5mvnmep69gch3mt6mpbt9jc
  • google-site-verification=-EYW60WDhnfH7rLrpVGKfSfkM3ropvK1wOYtgstGKYU
  • google-site-verification=KqUuDh5w2kZVnbEO_ZHUCZYTNKau4H7As4T0ogzSLpw
  • have-i-been-pwned-verification=7a5c3631a077a8c10ede1ece39e76216
  • pandadoc-domain-verification=tRxNWAtnTqr5fwy5FvT5kX
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