Domain Overview
DNS: ✓ 7h ago
Checker: ✓ 7h ago
nelson.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 23:02:43 UTC · ↺ Refresh
MX Hostnames
- nelson-com.mail.protection.outlook.com
MX Priorities
- nelson-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.66.154.136 (no PTR)
- 104.20.18.23 (no PTR)
- 2606:4700:10::6814:1217
- 2606:4700:10::ac42:9a88
Mail Server IPs
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
duke.ns.cloudflare.com dns.cloudflare.com 2404344944 10000 2400 604800 1800
Primary NS (mname)
duke.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404344944
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
meg.ns.cloudflare.com
duke.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:20.104.105.54 ip4:69.32.227.81 ip4:69.32.147.12 ip4:69.32.147.10 ip4:69.32.130.143 ip4:69.32.227.166 ip4:69.32.146.100 ip4:107.22.121.105 include:spf.protection.outlook.com include:_spf.bigcommerce.com include:sendgrid.net include:_spf.salesforce.com include:aspmx.pardot.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
17 records- MS=ms71440361
- SPFv=spf1 ip4:20.104.105.54 ip4:69.32.227.81 ip4:69.32.147.12 ip4:69.32.147.10 ip4:69.32.130.143 ip4:69.32.227.166 ip4:69.32.146.100 ip4:107.22.121.105 include:spf.protection.outlook.com include:_spf.bigcommerce.com include:sendgrid.net include:_spf.salesforce.com include:aspmx.pardot.com include:_spf.psm.knowbe4.com ~all
- pardot985611=293022498113d39d4c68d3db74e1f4d2e5277fc8d73b7017259e0803b081631d
- MS=ms29936744
- sending_domain985611=3872408c268bfd47d5829fafb2ec6d23ebd900b4eafcbbf010294e5b7470e9ae
- atlassian-domain-verification=SddZIaTjaaA5tkNYg0vaQHabfZDxPdoc2/wSfMQT2Jc763MuEmaDwuXLbOwV1yur
- CxVpX2h0Sc7y1I6rLEmSyfJZunkNao4wjZGqHvWL7CssHyWmT5a6pZNs3uoT9bX1Pabku/hFqEoVuYr73JDsdg==
- apple-domain-verification=RI9bedcrdUtwpawr
- 1password-site-verification=GGWEGUQ5A5AWNODBDRPDOHPJ4Y
- MS=ms92572920
- duo_sso_verification=nrFV7iDqNgzpOYDwlNESTEy3PO6eVKy9fY3MOe5JR8rtXNDDfVewtpdum8tGgfxm
- MS=ms15980938
- google-site-verification=Ew4qdmrLtTRpx3-F0OAXwupljuNy3pXqwc6lofF1go4
- figma-domain-verification=888b6720e238f531d42db985ae2cb192c30ed3b33de99afaf69ac3f6329f5f5d-1746629887
- MS=ms89473235
- _n176bh90hnakzlckzux7y9cl708b16y
- smartsheet-site-validation=dqAnXndUZF9jipOvQFn2Nge-LgMJpi3V
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