oncallers.com

Valid Email Server
Domain Lookup › oncallers.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
oncallers.com
Yes
✓ Yes
Zoho
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-30 20:29:06 UTC · ↺ Refresh

MX Hostnames

  • mx3.zoho.com
  • mx.zoho.com
  • mx2.zoho.com

MX Priorities

  • mx3.zoho.com: 20
  • mx2.zoho.com: 50
  • mx.zoho.com: 10

A / AAAA Records

  • 192.0.78.136 (no PTR)
  • 192.0.78.210 (no PTR)

Mail Server IPs

  • 136.143.191.44 ↩ mx3.zoho.com
  • 136.143.183.44 ↩ mx.zohomail.com

SOA Record

Raw SOA ns1.wordpress.com hostmaster.wordpress.com 2025120405 14400 7200 604800 300
Primary NS (mname)
ns1.wordpress.com
Admin Email (rname)
hostmaster@wordpress.com
Serial
2025120405
Refresh
14400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns3.wordpress.com
ns2.wordpress.com
ns1.wordpress.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:zohomail.com include:_spf.wpcloud.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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 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

3 records
  • SPFv=spf1 include:zohomail.com include:_spf.wpcloud.com ~all
  • ca3-fff5076057654489b59dfc695d2b74d3
  • facebook-domain-verification=wt8lhxo6hhqprnufi22wp012du6vmt
Full email verification for oncallers.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits