Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jub.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 01:00:15 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 159.89.131.140 ↩ 140421.cloudwaysapps.com
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
pdns07.domaincontrol.com dns.jomax.net 2026030302 28800 7200 604800 600
Primary NS (mname)
pdns07.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030302
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
pdns07.domaincontrol.com
pdns08.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:us._netblocks.mimecast.com ip4:149.72.126.81 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; sp=none; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
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
8 records- 9cb16730ca9586f3cef33e370417b79b
- google-site-verification=gkKAP1bAWqQfwGOIDLQz68VySesek6PI8O8To6mVh_Q
- duo_sso_verification=C6TGkN8MhZXgvY9k1b4r3mVk5B1RIDpQjz7izQFC6QtWjN245G7DWkka2iat6AZR
- SPFv=spf1 include:spf.protection.outlook.com include:us._netblocks.mimecast.com ip4:149.72.126.81 -all
- hpe-greenlake-domain-verification=6e7064646e557433396a307442397737736f53387a6a45715672726c30545452
- v=verifydomain MS=8342685
- 09a61ae9f1ea13dc24c8c6ec4daa9b54
- vC8gxuAkuIcW1+Hjdrzlc2toLWf4SQ8AU4DLJKAZrc3zrI+JT4z3LSau8j0vE/hxlJxxww43d6aypCMuFYYUKA==
Full email verification for jub.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits