Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
swanheating.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:29:11 UTC · ↺ Refresh
MX Hostnames
- swanheating-com.mail.protection.outlook.com
MX Priorities
- swanheating-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.20 (no PTR)
- 141.193.213.21 (no PTR)
Mail Server IPs
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
SOA Record
Raw SOA
jasmine.ns.cloudflare.com dns.cloudflare.com 2398748550 10000 2400 604800 1800
Primary NS (mname)
jasmine.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398748550
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jasmine.ns.cloudflare.com
lars.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:icpbounce.com include:servers.mcsv.net include:spf.us.exclaimer.net include:amazonses.com include:mailgun.org include:relay.mailchannels.net -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=50; rua=mailto:[email protected],mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
12 records- kCwXi4LOk8EC9yBC21qStY3cMNtBIH
- SPFv=spf1 a mx include:spf.protection.outlook.com include:icpbounce.com include:servers.mcsv.net include:spf.us.exclaimer.net include:amazonses.com include:mailgun.org include:relay.mailchannels.net -all
- wpe-verification=swanheating
- MS=ms66324242
- apple-domain-verification=2yMt7LjLx7GYn3we
- ca3-c4cd6e59008d4668a35ab65b1ade0e07
- ca3-e5b4eee7a99842e48d078432dd3d46b8
- cabja68h5hi4rkt4etfj0paqfm
- google-site-verification=3uPuMSECF_sZl4Tf0TLlqEyVrcIqsfOuOr7iuAbLXkg
- google-site-verification=P0iCDakY3rerAlOtS3fTs2iL_0QW4lSjP1AMyWRbTZ4
- google-site-verification=QIgl5zr8mTEL1NUDx7geMh2ZFxsfX6bE6gmy2ozm3N8
- google-site-verification=Zy3OF-wrwym_n5-wSV_wYccN-EPavOzoIzwoqC24mIg
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