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=yingli.net
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
April 13, 2026
Valid Until
July 12, 2026 76 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
FB:E6:43:50:3E:AD:60:38:67:65:D7:F9:B4:A6:4A:9F:4D:B6:21:71:39:E3:54:AB:C6:79:61:92:93:01:DB:78
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
newestsite.net *.newestsite.net

Other domains in certificate

bikesale.sbs *.bikesale.sbs
*.amdyqbackup.daytrader.university *.b8fd5c90-0854-4463-b11f-5b010f7b626b.daytrader.university *.backup.daytrader.university *.dashboard.daytrader.university daytrader.university *.daytrader.university *.dev.daytrader.university *.hostmaster.daytrader.university *.mail.daytrader.university *.mailer.daytrader.university *.marketing.daytrader.university *.members.daytrader.university *.qa.daytrader.university *.secure.daytrader.university *.sicxudev.daytrader.university *.staging.daytrader.university *.stg.daytrader.university *.test.daytrader.university *.uat.daytrader.university *.v1.daytrader.university *.v2.daytrader.university *.web.daytrader.university
gptrz.repair *.gptrz.repair
hjbrp.gdn *.hjbrp.gdn
i420bali.com *.i420bali.com
i420hongkong.com *.i420hongkong.com
i420houston.com *.i420houston.com
i420phoenix.com *.i420phoenix.com
i420prague.com *.i420prague.com
maxsearch.com.au *.maxsearch.com.au
mcpmovement.com *.mcpmovement.com
nowfundbiz.co *.nowfundbiz.co
paypalproxy.com *.paypalproxy.com
pewcr.town *.pewcr.town
pools-song-628.sbs *.pools-song-628.sbs
pureleideal.shop *.pureleideal.shop
rajvishnu.com *.rajvishnu.com
realindustries.in *.realindustries.in
renaisbenefitwith.co *.renaisbenefitwith.co
rnwuv.quest *.rnwuv.quest
smartstartmarketing.com *.smartstartmarketing.com
tablegameshighstakes.quest *.tablegameshighstakes.quest
tablegamestokens.quest *.tablegamestokens.quest
tjzhenhua.com.cn *.tjzhenhua.com.cn
tokenpncket.pro *.tokenpncket.pro
toughagentic.com *.toughagentic.com
tpyih.help *.tpyih.help
transformyourspace.click *.transformyourspace.click
trbetadresin.com *.trbetadresin.com
useborkowskiteam.com *.useborkowskiteam.com
used-cars-kings-174.sbs *.used-cars-kings-174.sbs
wqjqg.help *.wqjqg.help
www111216.com *.www111216.com
yingli.net *.yingli.net