Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rpcstaffing.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:21:36 UTC · ↺ Refresh
MX Hostnames
- rpcstaffing-com.mail.protection.outlook.com
MX Priorities
- rpcstaffing-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.49.23.144 (no PTR)
- 198.185.159.145 (no PTR)
- 198.49.23.145
- 198.185.159.144
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
dale.ns.cloudflare.com dns.cloudflare.com 2398859353 10000 2400 604800 1800
Primary NS (mname)
dale.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398859353
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dale.ns.cloudflare.com
pam.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.jobdiva.com a:outbound5.bullhorn.com a:outbound3.bullhorn.com a:outbound2.bullhorn.com a:o1.email.bullhornmail.com ip4:66.64.44.128/28 ip4:104.54.183.120/29 ip4:204.15.170.200 ip4:97.75.78.8/32 a:tracker-campaigner.com ip4:51.141.46.182 a:tracker-sequencer.com ip4:51.141.53.110 mx ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms53188761
- google-site-verification=mGzCrGbvWLlCmpKCf9fQ1T20VFhRqxaLTG9nfBbvI1Q
- SPFv=spf1 include:spf.protection.outlook.com include:spf.jobdiva.com a:outbound5.bullhorn.com a:outbound3.bullhorn.com a:outbound2.bullhorn.com a:o1.email.bullhornmail.com ip4:66.64.44.128/28 ip4:104.54.183.120/29 ip4:204.15.170.200 ip4:97.75.78.8/32 a:tracker-campaigner.com ip4:51.141.46.182 a:tracker-sequencer.com ip4:51.141.53.110 mx ~all
Full email verification for rpcstaffing.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits