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SSL Certificate

Analyze SSL/TLS certificates for any website, checking issuer details, validity period, expiration warnings, and alternative names.

Quick Examples: google.com github.com cloudflare.com wikipedia.org
Diagnostics Tools: DNS Records Email Security DNS Propagation WHOIS Domain Security SEO Audit IP Blacklist DNSBL

Turkey National Cyber Security Status (USOM)

SAFE: No active restrictions found in USOM registry
Clean / Allowed
B
Security Grade B • Overall Certificate Health Verdict

Incomplete Certificate Chain Detected

it.abbott → 76.223.40.250:443 Port 443 Open • 294.2 ms Connection Latency

Cryptographic Key Matching
Target Domain
Matches Requested Hostname
Chain Integrity
Chain Incomplete
Time Remaining
110 Days Remaining
Cipher Suite
TLSv1.3 • 128 bits

Server Configuration Remediation Guides

1 Diagnostics
critical

Incomplete Certificate Chain Detected

Download Intermediate Certificate (.crt)

The server is missing the intermediate certificate (Sectigo Public Server Authentication Root R46). While some desktop browsers may cache it, mobile devices, Android, curl, and automated API clients will fail with an untrusted certificate error.

The certificate chain has a broken link. Intermediate certificate for "Sectigo Public Server Authentication Root R46" is missing or out of order.
Bundle the intermediate CA certificate with your server certificate into a single file and reconfigure your web server.
Server Guides:
NGINX CONFIGURATION 
cat your_domain.crt intermediate.crt > fullchain.pem
# In nginx.conf:
ssl_certificate /path/to/fullchain.pem;
ssl_certificate_key /path/to/privkey.key;

Server Certificate Chain Hierarchy

4 Certificate(s)
1 Server Certificate (Leaf)
Matches Requested Hostname Valid
Common Name (CN) ensure.com.pe Issued By: Sectigo Public Server Authentication CA OV R36
Validity Encryption
07.08.2026 00:00 → 21.02.2027 23:59
RSA 2048 bits • sha256WithRSAEncryption
⚠️ Intermediate Certificate Missing on Server
Download Intermediate Certificate

The server is only delivering the leaf certificate and is missing the intermediate CA certificate (Sectigo Public Server Authentication Root R46).

2 Trusted Root Certificate Authority
Trusted Root CA
Common Name Sectigo Public Server Authentication Root R46 Sectigo Limited
Validity Issuer
2021-03-22 00:00:00 → 2046-03-21 23:59:59
Issuer: Sectigo Public Server Authentication Root R46
3 Trusted Root Certificate Authority
Trusted Root CA
Common Name Sectigo Public Server Authentication CA OV R36 Sectigo Limited
Validity Issuer
2021-03-22 00:00:00 → 2036-03-21 23:59:59
Issuer: Sectigo Public Server Authentication Root R46
4 Trusted Root Certificate Authority
Trusted Root CA
Common Name ensure.com.pe Abbott Laboratories
Validity Issuer
2026-08-07 00:00:00 → 2027-02-21 23:59:59
Issuer: Sectigo Public Server Authentication CA OV R36

Cryptographic Certificate Specifications

Common Name (CN) ensure.com.pe
Signature Algorithm sha256WithRSAEncryption
Serial Number (HEX) 984A3A6C0ED1C636908B2FB00D58EB92
SHA-256 Fingerprint 6F:83:D7:C0:F3:00:09:C1:85:D0:2B:D4:2F:E9:BD:19:C5:1E:9A:E4:3B:5E:1E:6A:91:DB:E2:EE:49:C3:53:18
Valid From 07.08.2026 00:00
Valid To / Expiry 21.02.2027 23:59
Issuer String Sectigo Public Server Authentication CA OV R36
Key Parameters RSA 2048 bits
Subject Alternative Names (SANs) (96)
ensure.com.pe dev.libresense.com dev3.glucerna.com.pe ensure-advance.com.co ensure.mx ensure.pe ensureadvance.com.co ensurehomedelivery.com ensuremaxprotein.it ensurenutrivigor.co.uk ensurenutrivigor.de ensurestore.com es.abbott flashsubsidy.com.au formulasavingsclub.com formulasubscription.com fr.abbott france.abbott freefromfingersticks.com freestylelibre.co.in freestylelibre.com.br freestylelibre.my freestylelibre2.abbott freestylelibre2.us freestylelibrepro.us fslstoryadmin.us germany.abbott glucerna.abbott glucerna.co glucerna.com.pe gr.abbott healthtech.abbott heartassure.com heartasure.com heartasure.de hk.abbott home.abbott hongkong.abbott houseofscience.com id.abbott idevmd.com idevtechnologies.com idnow-covid19.abbott ie.abbott iepc-experience.org il.abbott inthezone.abbott it.abbott jobs-qa.abbott kein-fingerstechen.de keinfingerstechen.de knowmoremr.com kr.abbott labsarevital.asia labsarevital.ca labsarevital.co.nz labsarevital.com labsarevital.com.au labsarevital.com.br labsarevital.de labsarevital.es labsarevital.fr labsarevital.ie labsarevital.it labsarevital.jp labsarevital.mx labsarevital.net labsarevital.org latam.abbott lavidaalmaximo.com lavidaalmaximo.com.co libre-info.de librecare.com.au libreinfo.de libresense.com libresubsidy.com.au libresupport.com.au lifetothefullest.abbott lifetothefullest.asia lifetothefullest.at lifetothefullest.be lifetothefullest.biz lifetothefullest.ca lifetothefullest.ch lifetothefullest.cl lifetothefullest.cn lifetothefullest.co lifetothefullest.co.kr lifetothefullest.co.nz lifetothefullest.co.uk lifetothefullest.co.za mfsfreetrial.us qa.libresense.com stage2.libresense.com structuralheart.abbott www.freestylelibre.my