thecoursekey.com

Registration

Registrar

GoDaddy.com, LLC

Created

2014-07-14

Expires

2030-07-14 1514 days left

Updated

2025-08-21

Name servers

• ns-1422.awsdns-49.org
• ns-1712.awsdns-22.co.uk
• ns-65.awsdns-08.com
• ns-793.awsdns-35.net

DNS records live

NS

• ns-1422.awsdns-49.org
• ns-1712.awsdns-22.co.uk
• ns-65.awsdns-08.com
• ns-793.awsdns-35.net

MX

• 1 thecoursekey-com.mail.protection.outlook.com

TXT

• zeroThreat=NDQ4MQ==TkRRNE1RPT0=TkRRNE1RPT
• detectify-verification=c992a5e7963862a7c1b575e1bada26e1

Verified for

• Anthropic
• Google
• Microsoft 365
• OpenAI
• Postman

Email authentication partial

SPF

v=spf1 include:u1692635.wl.sendgrid.net include:mail.zendesk.com include:spf.protection.outlook.com include:mailgun.org include:_spf.google.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

Show 6 DKIM selectors

• google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCWAIQlYcq89Za5CauC3GstGeftzqoNhTTkBf5F0ZgVl4cjf8FskSJlSwy19OyceD40zLjAcGW7X16G7dYkGI…
• selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyKH301QUuudzzwNLVWbOs31MG2I7wQZRBZQLfAESXMHx2cU0gLtX8S0/AagGC0UcObdsyh9+qhTXCp…
• selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyum0Oxq05EkO3GDVMTQS/93fpBEsa6AgW+T3fLDrg9ZFPSzfKOoPqP5DjwIg+CmKhOfHJoyQqG3IqL…
• s1: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDDRgElT1tQBu99gyhVOMVarVl6wqhskJB+BZ6T2/0OYV6w09sTA7RVnTtKz09ZMfr6UvcUNHqZyR3nT5L5AyGwUa…
• s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0RI5DHbWafhZScxyAgPnE7YcLqdwHoPQuZuSlg+7hgL5EUVTFzzaym/KoOM7DB6d2AUjhjUOZkKd12AXvtFaovu…
• smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current) wrong cert

Full certificate history on crt.sh ↗

Linked from (1)

• porticoedu.com×1