jcschem.com

Valid Email Server
Domain Lookup › jcschem.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
jcschem.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 09:49:33 UTC · ↺ Refresh

MX Hostnames

  • smtp01.philonline.com
  • smtp02.philonline.com

MX Priorities

  • smtp02.philonline.com: 20
  • smtp01.philonline.com: 10

A / AAAA Records

  • 202.84.20.51 ↩ 202-84-20-51.r.naoum.net

Mail Server IPs

  • 192.155.87.79 ↩ send-linode-01.philonline.com.ph
  • 45.56.85.142 ↩ send-linode-02.philonline.com.ph
  • 52.8.130.115 ↩ send-aws-02.philonline.com.ph
  • 54.67.43.184 ↩ send-aws-01.philonline.com.ph

SOA Record

Raw SOA ns-1119.awsdns-11.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1119.awsdns-11.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1119.awsdns-11.org
ns-120.awsdns-15.com
ns-1613.awsdns-09.co.uk
ns-929.awsdns-52.net

SPF Record

✓ Strict (-all)
v=spf1 include:philonline.com.ph -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

1 record
  • SPFv=spf1 include:philonline.com.ph -all
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