Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
long.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 15:09:13 UTC · ↺ Refresh
MX Hostnames
- long-com.mail.protection.outlook.com
MX Priorities
- long-com.mail.protection.outlook.com: 0
A / AAAA Records
- 146.190.159.36 ↩ 1373027.cloudwaysapps.com
Mail Server IPs
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.worldnic.com namehost.worldnic.com 126030411 10800 3600 604800 3600
Primary NS (mname)
ns1.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030411
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.worldnic.com
ns1.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:4.34.53.98 ip4:104.209.35.28 include:spf.protection.outlook.com include:mail.zendesk.com include:spf.k-ecommerce.com include:spf.us.exclaimer.net include:_spf.psm.knowbe4.com include:_spf.BigCommerce.com include:_spf.ultipro.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict 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
✓ 2 found
selector1._domainkey
selector2._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
7 records- SPFv=spf1 ip4:4.34.53.98 ip4:104.209.35.28 include:spf.protection.outlook.com include:mail.zendesk.com include:spf.k-ecommerce.com include:spf.us.exclaimer.net include:_spf.psm.knowbe4.com include:_spf.BigCommerce.com include:_spf.ultipro.com -all
- google-site-verification=gx3F5j-A0NvMUEb0J8UEQ0o41wTM9aaAxStXbXcNabA
- selector1-long-com._domainkey.LONGBuildingtech.onmicrosoft.com
- MS=ms80525800
- docusign=c78083b6-2f9b-4379-bc46-972bec0d2323
- x7Zr1ui2DY5CsKsJlTC/el2uTJTfyTQaeIAhvmDIlSqurZUFCrYVgmYfJu0ZP/ildrvfgRIq4fVyzYnxvEqT3w==
- apple-domain-verification=xLsTtkm5LSO8GpjU
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