Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
swc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 15:53:19 UTC · ↺ Refresh
MX Hostnames
- swc-com.mail.protection.outlook.com
MX Priorities
- swc-com.mail.protection.outlook.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
christina.ns.cloudflare.com dns.cloudflare.com 2397960662 10000 2400 604800 1800
Primary NS (mname)
christina.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397960662
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
christina.ns.cloudflare.com
garret.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
6 records- HqhzVa3brbnxVbvHN89sPL0m+isXfX72ClSVy0dVsJffiafxubP4sdchPkMoPVSdQcpvqvBxJxVYNAbGABXpaA==
- MS=ms21395287
- atlassian-domain-verification=7sDD/FDfuvbUwJsntZVY4wxW/u4Skx+cGfZCGtkYdK025IKXh75Gkio0LDcaAiF8
- docusign=69c22100-35fd-44a8-bab4-b1379ff3015c
- globalsign-domain-verification=PnwWWf55fQ98kGFlzwymjedxFe2VYMqio6kh1i32kv
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for swc.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits