Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simprosys.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 03:51:27 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx3.googlemail.com
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
MX Priorities
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 20
- aspmx2.googlemail.com: 30
- aspmx3.googlemail.com: 30
A / AAAA Records
- 3.171.117.48 ↩ server-3-171-117-48.jfk50.r.cloudfront.net
- 3.171.117.43 ↩ server-3-171-117-43.jfk50.r.cloudfront.net
- 3.171.117.66 ↩ server-3-171-117-66.jfk50.r.cloudfront.net
- 3.171.117.55 ↩ server-3-171-117-55.jfk50.r.cloudfront.net
Mail Server IPs
- 64.233.180.26 ↩ pe-in-f26.1e100.net
- 2607:f8b0:4004:c25::1a ↩ yuiadtq-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
jim.ns.cloudflare.com dns.cloudflare.com 2399827450 10000 2400 604800 1800
Primary NS (mname)
jim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399827450
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nina.ns.cloudflare.com
jim.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com include:servers.mcsv.net include:mailgun.org include:spf.zoho.com include:transmail.net include:amazonses.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
google._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- google-site-verification=43ZeSOsApCaM-pvRGanxxp7thmL0K1SrX4JVeaRqr40
- google-site-verification=OsN57S59R8AQ3dw418Qg-3nz4Cvzxm5i4-SjYpo63So
- linkedin-site-verification=efe42f0b-edd5-4d91-a2c0-21bbb86c7e2b
- SPFv=spf1 include:_spf.google.com include:servers.mcsv.net include:mailgun.org include:spf.zoho.com include:transmail.net include:amazonses.com -all
- apple-domain-verification=dpEg4zziq81NjPSY
Full email verification for simprosys.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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