DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 1
Let's Encrypt logo Let's Encrypt

Certificate Information

Subject
CN=programmerslife.site
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
December 22, 2025
Valid Until
March 22, 2026 31 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
6A:9E:92:7A:1F:BD:C9:B9:DA:3F:8B:E5:1B:48:17:39:B1:23:4A:99:2A:27:B7:1B:E4:B4:BA:A6:93:AD:9E:84
Alternative Names
90 domains

Security Configuration

TLS Protocols
TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • • No CAA records configured - any CA can issue certificates
Recommendations
  • • Implement CAA records to restrict which CAs can issue certificates for your domain
  • • This adds an extra layer of security against unauthorized certificate issuance
  • • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • • Consider adding 'iodef' record to receive security incident reports

Subject Alternative Names

90 domains
flowworkup.click *.flowworkup.click

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aeron.pro *.aeron.pro
affmetabet.com *.affmetabet.com *.www.affmetabet.com
askfordeal.xyz *.askfordeal.xyz *.ww25.askfordeal.xyz
auchouse.com *.auchouse.com
bandar55.bet *.bandar55.bet
*.blog.cash4carsmichigan.com cash4carsmichigan.com *.cash4carsmichigan.com
cfhealthnet.com *.cfhealthnet.com *.dashboard.cfhealthnet.com *.www.cfhealthnet.com
gdp.com.pl *.gdp.com.pl
daniels.team *.daniels.team
*.admin.dbpia.co *.api.dbpia.co dbpia.co *.dbpia.co *.krwww.dbpia.co *.random.dbpia.co
dekleineberg.info *.dekleineberg.info
exaams.site *.exaams.site
fcbk.cm *.fcbk.cm *.random.fcbk.cm
guitarra.world *.guitarra.world
jianzhi.tech *.jianzhi.tech
*.deli.kientech.com *.jianbei.kientech.com kientech.com *.kientech.com *.sahuang.kientech.com
*.img.m1cdn.xyz m1cdn.xyz *.m1cdn.xyz *.random.m1cdn.xyz *.sandbox.m1cdn.xyz *.ww12.m1cdn.xyz *.ww25.m1cdn.xyz *.ww38.m1cdn.xyz
mailonick.xyz *.mailonick.xyz
ojfavxvujawd.com *.ojfavxvujawd.com
papua4d.cc *.papua4d.cc *.www.papua4d.cc
*.ask-chatgpt.programmerslife.site *.chatgpt.programmerslife.site *.dash.programmerslife.site *.fr.programmerslife.site *.link.programmerslife.site programmerslife.site *.programmerslife.site *.remote.programmerslife.site
*.admin.recipeforsugarcookie-guide-d.site recipeforsugarcookie-guide-d.site *.recipeforsugarcookie-guide-d.site *.www.recipeforsugarcookie-guide-d.site
*.iframer.strmrdrfrong.click *.iframeri.strmrdrfrong.click strmrdrfrong.click *.strmrdrfrong.click *.ww25.strmrdrfrong.click
thefarmersarmsfearnhead.co.uk *.thefarmersarmsfearnhead.co.uk *.ww25.thefarmersarmsfearnhead.co.uk
walmarit.com *.walmarit.com
wheel-barrows-direct.co.uk *.wheel-barrows-direct.co.uk *.ww25.wheel-barrows-direct.co.uk
*.travelinstruction.worldwidewales.co.uk worldwidewales.co.uk *.worldwidewales.co.uk