craigstarr.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
craigstarr.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 18:16:58 UTC · ↺ Refresh

MX Hostnames

  • craigstarr-com.mail.protection.outlook.com

MX Priorities

  • craigstarr-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 13.33.109.26 ↩ server-13-33-109-26.bos50.r.cloudfront.net
  • 13.33.109.12 ↩ server-13-33-109-12.bos50.r.cloudfront.net
  • 13.33.109.41
  • 13.33.109.4
  • 2600:9000:200b:1400:7:3c28:2f00:93a1
  • 2600:9000:200b:ee00:7:3c28:2f00:93a1
  • 2600:9000:200b:f800:7:3c28:2f00:93a1
  • 2600:9000:200b:9000:7:3c28:2f00:93a1
  • 2600:9000:200b:8200:7:3c28:2f00:93a1
  • 2600:9000:200b:6000:7:3c28:2f00:93a1
  • 2600:9000:200b:1c00:7:3c28:2f00:93a1
  • 2600:9000:200b:4a00:7:3c28:2f00:93a1

Mail Server IPs

  • 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
  • 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
  • 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
  • 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com

SOA Record

Raw SOA ns11.constellix.com dns.constellix.com 2015010104 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010104
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns51.constellix.net
ns61.constellix.net
ns11.constellix.com
ns21.constellix.com
ns31.constellix.com
ns41.constellix.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=s; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • v=verifydomain MS=9309254
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