Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sissoftware.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 12:59:34 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx2.emailsrvr.com: 20
- mx1.emailsrvr.com: 10
A / AAAA Records
- 172.67.154.91 (no PTR)
- 104.21.80.214 (no PTR)
- 2606:4700:3031::6815:50d6 (no PTR)
- 2606:4700:3036::ac43:9a5b (no PTR)
Mail Server IPs
- 146.20.161.2 ↩ mx2.emailsrvr.com
- 108.166.43.1 ↩ mx1.emailsrvr.com
- 184.106.54.1 ↩ mx1.emailsrvr.com
- 173.203.187.1 ↩ mx1.emailsrvr.com
- 146.20.161.1 ↩ mx1.emailsrvr.com
SOA Record
Raw SOA
gina.ns.cloudflare.com dns.cloudflare.com 2399730976 10000 2400 604800 1800
Primary NS (mname)
gina.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399730976
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gina.ns.cloudflare.com
hank.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:64.49.217.116 ip4:64.49.217.117 ip4:64.49.217.118 ip4:64.49.217.119 mx include:emailsrvr.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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
3 records- DMARCv=DMARC1; p=none
- SPFv=spf1 ip4:64.49.217.116 ip4:64.49.217.117 ip4:64.49.217.118 ip4:64.49.217.119 mx include:emailsrvr.com ~all
- SPFv=spf1 mx include:emailsrvr.com ~all
Full email verification for sissoftware.com.mx
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