DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=avtub.life
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 01, 2026
Valid Until
May 02, 2026 79 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9F:F3:06:EC:61:84:84:BC:16:CE:0C:69:69:73:BA:59:9D:9F:17:8B:FC:35:5A:FB:E8:A0:C1:FA:C3:0B:16:5D
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
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
tamsro.org *.tamsro.org *.bbs.tamsro.org

Other domains in certificate

avtub.life *.avtub.life *.cpcalendars.avtub.life *.mail.avtub.life *.random.avtub.life *.webdisk.avtub.life *.whm.avtub.life
baoyujidi08.xyz *.baoyujidi08.xyz *.laynjxn--gr4a.baoyujidi08.xyz *.xn--05x.baoyujidi08.xyz *.xn--1lq.baoyujidi08.xyz *.xn--3q4a.baoyujidi08.xyz *.xn--4nq.baoyujidi08.xyz *.xn--53y.baoyujidi08.xyz *.xn--7h1a.baoyujidi08.xyz *.xn--8e7a.baoyujidi08.xyz *.xn--bi4a.baoyujidi08.xyz *.xn--by3a.baoyujidi08.xyz *.xn--cqs.baoyujidi08.xyz *.xn--dhr.baoyujidi08.xyz *.xn--grx.baoyujidi08.xyz *.xn--iby.baoyujidi08.xyz *.xn--itr.baoyujidi08.xyz *.xn--mj3a.baoyujidi08.xyz *.xn--nv6a.baoyujidi08.xyz *.xn--obs.baoyujidi08.xyz *.xn--qw0a.baoyujidi08.xyz *.xn--s9v.baoyujidi08.xyz *.xn--t4q.baoyujidi08.xyz *.xn--tdx.baoyujidi08.xyz *.xn--u12a.baoyujidi08.xyz *.xn--vi0a.baoyujidi08.xyz *.xn--x2q.baoyujidi08.xyz *.xn--yyq.baoyujidi08.xyz
*.8abcf737-9cf2-40ce-80a1-1b1b9be45961.healthpartnera.com *.app.healthpartnera.com *.b522acb9-f6b7-48ef-a057-760a9e070704.healthpartnera.com *.biology.healthpartnera.com *.blog.healthpartnera.com *.d74d9c02-3369-4da8-9c3a-be13995b3e2a.healthpartnera.com *.dashboards.healthpartnera.com *.griqzapp.healthpartnera.com healthpartnera.com *.healthpartnera.com *.homemedical.healthpartnera.com *.intranet.healthpartnera.com *.lawprdist2.healthpartnera.com *.localhost.healthpartnera.com *.m.healthpartnera.com *.nationsbenefit.healthpartnera.com *.portal.healthpartnera.com *.proxy.healthpartnera.com *.qxduqm.healthpartnera.com *.random.healthpartnera.com *.remote.healthpartnera.com *.shop.healthpartnera.com *.smtp.healthpartnera.com *.vpn.healthpartnera.com *.whm.healthpartnera.com *.www.healthpartnera.com
*.12688ac5cd34.singhor.vip *.12688ae43b62.singhor.vip *.12688ae4511a.singhor.vip *.12688ae451b4.singhor.vip *.12688af387db.singhor.vip *.12688af38e3c.singhor.vip *.12688b02d000.singhor.vip *.12688b02d634.singhor.vip *.12688b02da75.singhor.vip *.12688b121440.singhor.vip *.12688b1217da.singhor.vip *.12688b121cfb.singhor.vip *.12688b214151.singhor.vip *.12688b2154d2.singhor.vip *.12688b6daa7b.singhor.vip *.1d74113c50d.singhor.vip *.1d74119df8d.singhor.vip *.1d7411b6a44.singhor.vip *.1d7411ceccd.singhor.vip *.random.singhor.vip singhor.vip *.singhor.vip *.www.singhor.vip
*.cpcalendars.tumyang.com tumyang.com *.tumyang.com