Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sjcgroup.ph
Yes
✓ Yes
Yahoo
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 22:56:03 UTC · ↺ Refresh
MX Hostnames
- mx-biz.mail.am0.yahoodns.net
- mx-biz.mail.am0.yahoodns.net
MX Priorities
- mx-biz.mail.am0.yahoodns.net: 30
- mx-biz.mail.am0.yahoodns.net: 20
A / AAAA Records
- 34.231.90.117 ↩ ec2-34-231-90-117.compute-1.amazonaws.com
Mail Server IPs
- 67.195.228.75 ↩ mtaproxy1.biz.mail.vip.gq1.yahoo.com
- 67.195.204.83 ↩ mtaproxy1.biz.mail.vip.bf1.yahoo.com
SOA Record
Raw SOA
ns-1568.awsdns-04.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1568.awsdns-04.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-313.awsdns-39.com
ns-747.awsdns-29.net
ns-1063.awsdns-04.org
ns-1568.awsdns-04.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mail.yahoo.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
1 record- SPFv=spf1 include:_spf.mail.yahoo.com -all
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