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Open Data · CO · County

County Of Jefferson

jeffco.us
Population576,366
TypeCounty
ClassGeneral Purpose
CountyJefferson
StateCO
Last scan
D+
Overall posture
Critical — 6 of 16 controls passing
Generated from the latest scan of jeffco.us. Detailed findings are listed below.
Web Security · C · 4 of 8 passing jeffco.us
✓
SSL/TLS
Implemented and verified.
PASS
—
✓
HTTPS
Implemented and verified.
PASS
—
✓
HSTS
Implemented and verified.
PASS
—
✓
Cert
Implemented and verified.
PASS
—
×
CAA
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
×
X-Frame
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
×
X-Content
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
×
sec.txt
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
Email Security · D- · 1 of 5 passing jeffco.us
✓
SPF
Implemented and verified.
PASS
—
×
DKIM
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
×
DMARC
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
×
MTA-STS
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
×
TLS-RPT
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
DNS & Infrastructure · D+ · 1 of 3 passing jeffco.us
×
DNSSEC
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
×
IPv6
Not implemented — review the linked guide for fix steps.
CHECK
How to fix →
✓
RPKI
Implemented and verified.
PASS
—

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County Of Jefferson earned a D+ security grade. Significant gaps put residents’ data and the agency’s budget at risk.

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