DNS Gurus
Cached · just now
95/100 SECURITY SCORE

Certificate Information

Subject
CN=help.altave.com.br
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
January 07, 2026
Valid Until
April 07, 2026 80 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
7B:96:FA:7E:91:E6:C9:5F:72:5B:53:02:3E:67:CF:D2:20:C3:7D:9F:04:77:9F:A3:94:CE:E6:10:06:95:BD:95
Alternative Names
88 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
Good
max-age=63072000;includeSubDomains
Content-Security-Policy
Basic
script-src; object-src; base-uri; +1 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
accelerometer=(), ambient-light-sensor=(), bluetooth=(), compute-pressure=(), document-domain=(), encrypted-media=(), gamepad=(), gyroscope=(), hid=(), magnetometer=(), midi=(), screen-wake-lock=(), serial=(), speaker-selection=(), usb=(), xr-spatial-tracking=()
Recommendations
  • • Consider adding 'preload' to HSTS for maximum security
  • • Improve CSP by adding more specific directives and removing 'unsafe-inline'

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Authorized CAs
amazon.com digicert.com letsencrypt.org sectigo.com
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement
  • • You have authorized 4 CAs - consider limiting to only the CAs you actively use
  • • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

88 domains
help.charters.link

Other domains in certificate

support.abdosolutions.com
support.accessgrantedsystems.com
www.aldilaijan.com
help.altave.com.br
support.arkansasfairmanagers.com
tthsupport.bdoindia.net
support.benefitcomply.com
support.bermantabacco.com
support.bhope.org
help.bitespire.com
help.brisken.com
help.bunch-insurance.com
support.championecom.com
cd.circlegroup.com.my rlc.circlegroup.com.my
support.dig-c.net
doasupport.digital-c.net
soporte.dinamicapps.co
support.easymealz.ca
ipha-support.econcepts.ie
support.efficiencyit.com
support.elantis.com
support-desk.etownz.ie
please.fixthis.it
support.fried.tech
psa-support.fuseit.co.za
support.hedgewiz.com
hub.hoar.in
soporte.ideaspuff.com
invest.infirupee.com
support.instantpay.co
knowledge.iwowsoft.com
support.karvtec.com
support.kitechsolutions.com
service.koehlerinstrument.com
ayuda.lacuspide.org
help.leaderstone.net
help.legaladvis.com
support.manaarah.com
helpdesk.manialimentos.com.br
support.marcapersonal.com
ayuda.miblum.com
portal.midtownmicro.com
support.mw-tel.com
support.northerndata.co.za
globaltech.novapioneer.com
support.nulou.health
miesupport.oceanbridge.jp
support.oceanbuilders.com
support.olinnsecurity.com
helpdesk.omnicommunities.com
supportdesk.optionsminnesota.com
support.plena.global
support.powerkitchen.ca
support.redlineservices.net
helpdesk.rolsyssolutions.com
arauco.saba-ayuda.cl
support.seedandbeyond.com
abvlm-support.selfstudy.plus cpcepractice-support.selfstudy.plus eegforanesthesiologists-support.selfstudy.plus iars360-support.selfstudy.plus na-support.selfstudy.plus
support.simplicityis.co.za
darvins123.slrtransports.in
support.smartbizsol.co.za
soporte.smartdrop.com.mx
support.smartworks.co.jp
support.testleaf.com
support.thinkstack.ai
support.tobdigital.net
supportdesk.travelwings.com
support.demo1.trigya.co
support.trnetworkconsulting.com
helpassociated.tsp-consulting.com helpblend.tsp-consulting.com helptsp.tsp-consulting.com
www.support.twevo.net
support-zoho.undok.net
support.ustsg.com
zoho.webnic.cc
zoho.westerncon.com
support.windsorlocal.com
support.womenshealthtracker.com
support.wrcworld.com
support.yakchat.com
internalit.zerotek.com