Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dart.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 12:20:02 UTC · ↺ Refresh
MX Hostnames
- dart-org.mail.protection.outlook.com
MX Priorities
- dart-org.mail.protection.outlook.com: 10
A / AAAA Records
- 104.17.89.6 (no PTR)
- 104.17.88.6 (no PTR)
- 2606:4700::6811:5906
- 2606:4700::6811:5806
Mail Server IPs
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
guss.ns.cloudflare.com dns.cloudflare.com 2400019733 10000 2400 604800 1800
Primary NS (mname)
guss.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400019733
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
rachel.ns.cloudflare.com
guss.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:166.78.71.191/32 ip4:52.171.216.165 ip4:13.66.17.244 ip4:13.89.245.174 ip4:13.89.245.252 ip4:13.89.243.121 ip4:13.65.42.42 ip4:13.85.31.117 ip4:13.65.42.37 ip4:13.65.42.41 ip4:13.65.41.127 ip4:13.66.38.114 ip4:198.51.223.168 ip4:198.51.223.174 include:spf.protection.outlook.com include:sharepointonline.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
9 records- 0ed1fe018a468f34f9da3341c188a4581ed6d0ef72
- MS=ms67337630
- adobe-idp-site-verification=6bba1a0051c1bac6f1f48fcca0946ad9946d3e805d2c829c818cf521dd4b04a2
- amazonses:XuksVYJVdx7xKouDbCLpOs8XzDkh+FDfhLWwkMGlGeI=
- apple-domain-verification=6tgGakPBPzCnsQE1
- cisco-ci-domain-verification=2ec793bb33e6646c84d46a8f1eebd51359100f27a64c3d81d2e48d2feea7811f
- have-i-been-pwned-verification=b5f10fed007e4d8bf494c6daa654e557
- paloaltonetworks-site-verification=ac4b27f099f0592bddbb63383e5e996eb84b25cfa00f694ec2d8afd89060a203
- SPFv=spf1 ip4:166.78.71.191/32 ip4:52.171.216.165 ip4:13.66.17.244 ip4:13.89.245.174 ip4:13.89.245.252 ip4:13.89.243.121 ip4:13.65.42.42 ip4:13.85.31.117 ip4:13.65.42.37 ip4:13.65.42.41 ip4:13.65.41.127 ip4:13.66.38.114 ip4:198.51.223.168 ip4:198.51.223.174 include:spf.protection.outlook.com include:sharepointonline.com include:_spf.psm.knowbe4.com -all
Full email verification for dart.org
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