Namecheap.com

SSL Checker

Submit the Hostname and Port in the fields below. This checker supports SNI and STARTTLS.

Report

Hostname: Matches Common Name or/and SAN
Expired: No (171 days till expiration)
Public Key: We were unable to find any issues in the public key of end-entity certificate
Trusted: Yes, we were able to verify the certificate
Self-Signed: No, the end-entity certificate is not self-signed
Chain Issues: No, we were unable to detect any issues in the certificate chain sent by the server
Weak signatures: No, certificates sent by the server were not signed utilizing a weak hash function
OCSP Status: OCSP Responder returned "good" status for the end-entity certificate

DNS Information

Resolves To: 148.251.232.132
Reverse IP lookup: adblockplus-org-2.adblockplus.org.
Nameserver: ns4.p14.dynect.net.
Nameserver: ns2.p14.dynect.net.
Nameserver: ns1.p14.dynect.net.
Nameserver: ns3.p14.dynect.net.

General Information

Common Name: adblockplus.org
SANs: DNS:adblockplus.orgDNS:www.adblockplus.org Total number of SANs: 2
Signature Algorithm: ecdsa-with-SHA256
Key Type: ECDSA (secp256r1)
Key size: 256 bits
Serial Number: 4bbbdd1fdeb7879cdca053b3de597f72
Not Before: Apr 19, 2021 00:00:00 GMT
Not After: May 20, 2022 23:59:59 GMT
Number of certs: 3
Revocation Status: good
OCSP Stapling: Not Supported
Server: nginx
HSTS: max-age=31536000
HPKP: Not Supported

Chain Information

Certificate # 1 - Common Name: adblockplus.org

Decode this certificate for verbose information →
Subject Common Name adblockplus.org
Issuer Common Name Sectigo ECC Domain Validation Secure Server CA
Issuer Organization Sectigo Limited
Not Before: Apr 19, 2021 00:00:00 GMT
Not After: May 20, 2022 23:59:59 GMT
Signature Algorithm: ecdsa-with-SHA256
Serial Number: 4bbbdd1fdeb7879cdca053b3de597f72
SHA1 Fingerprint: A2:92:43:73:50:16:AA:2A:61:68:F0:CA:1B:45:AF:7E:CF:11:CF:07
MD5 Fingerprint: 08:FE:A6:74:BD:3F:E2:E8:F3:0C:2B:D0:D8:F0:64:9C

Certificate # 2 - Common Name: Sectigo ECC Domain Validation Secure Server CA

Decode this certificate for verbose information →
In place? Yes, this certificate directly certifies the preceding one
Subject Common Name Sectigo ECC Domain Validation Secure Server CA
Subject Organization Sectigo Limited
Issuer Common Name USERTrust ECC Certification Authority
Issuer Organization The USERTRUST Network
Not Before: Nov 02, 2018 00:00:00 GMT
Not After: Dec 31, 2030 23:59:59 GMT
Signature Algorithm: ecdsa-with-SHA384
Serial Number: f3644e6b6e0050237e0946bd7be1f51d
SHA1 Fingerprint: E8:49:90:CB:9B:F8:E3:AB:0B:CA:E8:A6:49:CB:30:FE:4D:C4:D7:67
MD5 Fingerprint: BA:35:06:26:C8:2C:E1:68:11:45:7B:0D:A6:E1:02:C8

Certificate # 3 - Common Name: USERTrust ECC Certification Authority

Decode this certificate for verbose information →
In place? Yes, this certificate directly certifies the preceding one
Subject Common Name USERTrust ECC Certification Authority
Subject Organization The USERTRUST Network
Issuer Common Name AAA Certificate Services
Issuer Organization Comodo CA Limited
Not Before: Mar 12, 2019 00:00:00 GMT
Not After: Dec 31, 2028 23:59:59 GMT
Signature Algorithm: sha384WithRSAEncryption
Serial Number: 56671d04ea4f994c6f10814759d27594
SHA1 Fingerprint: CA:77:88:C3:2D:A1:E4:B7:86:3A:4F:B5:7D:00:B5:5D:DA:CB:C7:F9
MD5 Fingerprint: 42:F8:52:9F:E5:45:10:3F:DD:84:89:80:A8:64:7F:29

OpenSSL Handshake

depth=2 C = US, ST = New Jersey, L = Jersey City, O = The USERTRUST Network, CN = USERTrust ECC Certification Authority
verify return:1
depth=1 C = GB, ST = Greater Manchester, L = Salford, O = Sectigo Limited, CN = Sectigo ECC Domain Validation Secure Server CA
verify return:1
depth=0 CN = adblockplus.org
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
 0 s:/CN=adblockplus.org
   i:/C=GB/ST=Greater Manchester/L=Salford/O=Sectigo Limited/CN=Sectigo ECC Domain Validation Secure Server CA
-----BEGIN CERTIFICATE-----
MIIENDCCA9ugAwIBAgIQS7vdH963h5zcoFOz3ll/cjAKBggqhkjOPQQDAjCBjzEL
MAkGA1UEBhMCR0IxGzAZBgNVBAgTEkdyZWF0ZXIgTWFuY2hlc3RlcjEQMA4GA1UE
BxMHU2FsZm9yZDEYMBYGA1UEChMPU2VjdGlnbyBMaW1pdGVkMTcwNQYDVQQDEy5T
ZWN0aWdvIEVDQyBEb21haW4gVmFsaWRhdGlvbiBTZWN1cmUgU2VydmVyIENBMB4X
DTIxMDQxOTAwMDAwMFoXDTIyMDUyMDIzNTk1OVowGjEYMBYGA1UEAxMPYWRibG9j
a3BsdXMub3JnMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAErXcNV8zfhP3EmeU3
8oqvSGJX8Z125zyXLgw9AC+xcJ3ijzTvzdl46tchh2kB9c1nFkJsLMIyOg6Qx71O
AMOSk6OCAoswggKHMB8GA1UdIwQYMBaAFPaFCjsRhuEEfQ6qCyzS7sxke3uuMB0G
A1UdDgQWBBQOZbF8hgZAADfO6/sSBkHPNtSr7zAOBgNVHQ8BAf8EBAMCB4AwDAYD
VR0TAQH/BAIwADAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwSQYDVR0g
BEIwQDA0BgsrBgEEAbIxAQICBzAlMCMGCCsGAQUFBwIBFhdodHRwczovL3NlY3Rp
Z28uY29tL0NQUzAIBgZngQwBAgEwgYQGCCsGAQUFBwEBBHgwdjBPBggrBgEFBQcw
AoZDaHR0cDovL2NydC5zZWN0aWdvLmNvbS9TZWN0aWdvRUNDRG9tYWluVmFsaWRh
dGlvblNlY3VyZVNlcnZlckNBLmNydDAjBggrBgEFBQcwAYYXaHR0cDovL29jc3Au
c2VjdGlnby5jb20wLwYDVR0RBCgwJoIPYWRibG9ja3BsdXMub3JnghN3d3cuYWRi
bG9ja3BsdXMub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUARqVV63X6kSAw
taKJafTzfREsQXS+/Um4havy/HD+bUcAAAF46d2kEAAABAMARjBEAiBhZd3IDheq
duyMFjBYunCIeU7YlyTp1+NEXjxwHQAmHgIgeaP4wxajbTZP8wrqn1x7VyJC5Wgd
vKoWIqx1wcnieGUAdgDfpV6raIJPH2yt7rhfTj5a6s2iEqRqXo47EsAgRFwqcwAA
AXjp3aOrAAAEAwBHMEUCIQCa3I0Gtt0OZUExtvc6955ZEUs4MOtVi8CIYmge3tuV
EAIgOhFb+Insv233L3xRWHQzFkkenRp6TiSAMoTwc9X4nY4wCgYIKoZIzj0EAwID
RwAwRAIhAIkFVhTW60LO0/i+govY07JTGqWepetUPR7Xe/MMBur4Ah8TX5GVTCyI
ft8Dy054IVDidHziqzvTLfTBjnnsLjML
-----END CERTIFICATE-----
 1 s:/C=GB/ST=Greater Manchester/L=Salford/O=Sectigo Limited/CN=Sectigo ECC Domain Validation Secure Server CA
   i:/C=US/ST=New Jersey/L=Jersey City/O=The USERTRUST Network/CN=USERTrust ECC Certification Authority
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
 2 s:/C=US/ST=New Jersey/L=Jersey City/O=The USERTRUST Network/CN=USERTrust ECC Certification Authority
   i:/C=GB/ST=Greater Manchester/L=Salford/O=Comodo CA Limited/CN=AAA Certificate Services
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
---
Server certificate
subject=/CN=adblockplus.org
issuer=/C=GB/ST=Greater Manchester/L=Salford/O=Sectigo Limited/CN=Sectigo ECC Domain Validation Secure Server CA
---
No client certificate CA names sent
Peer signing digest: SHA512
Server Temp Key: ECDH, P-256, 256 bits
---
SSL handshake has read 3513 bytes and written 335 bytes
Verification: OK
---
New, TLSv1.2, Cipher is ECDHE-ECDSA-AES256-GCM-SHA384
Server public key is 256 bit
Secure Renegotiation IS supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
SSL-Session:
    Protocol  : TLSv1.2
    Cipher    : ECDHE-ECDSA-AES256-GCM-SHA384
    Session-ID: DE64152D8FBB96D8CEAC5F247565C62321A2D0ABC2DF209130635EFE260C547F
    Session-ID-ctx: 
    Master-Key: 1C31DC52456AA5306CE3D51214E5EB714759940E054C479B7A18C913BCB684953AE8F92571F14BEAE01E6C8D64A08D87
    PSK identity: None
    PSK identity hint: None
    SRP username: None
    TLS session ticket lifetime hint: 300 (seconds)
    TLS session ticket:
    0000 - 70 ab b0 0c 21 b8 d1 a9-e1 94 06 65 39 c0 8b 6a   p...!......e9..j
    0010 - 33 d3 d9 2f 33 91 c3 53-94 80 dc 98 7f cd 80 a3   3../3..S........
    0020 - 01 9f ea d7 41 d4 fe d9-68 ff fc d3 2e 64 fc 8e   ....A...h....d..
    0030 - da be 99 78 3b 28 f6 b4-aa 4c 4d d2 cb 9d 66 d2   ...x;(...LM...f.
    0040 - 7c 1f 77 e6 1b 0e 81 31-10 fb af e0 78 3e 28 37   |.w....1....x>(7
    0050 - a0 c7 71 af 62 22 f1 78-14 29 78 f2 8b ca 02 ac   ..q.b".x.)x.....
    0060 - 75 a0 67 12 87 6b 84 3c-d4 8f 64 34 8c f5 1e d0   u.g..k.<..d4....
    0070 - d1 15 af 21 26 e1 8d 1a-81 3e 0e 36 d3 22 80 e7   ...!&....>.6."..
    0080 - df 4c a1 bc ec be c7 0d-f6 1e 2e ca 1c 0a 28 79   .L............(y
    0090 - c9 02 61 61 83 c9 6b b4-5a 92 f5 3f 1d 1c 07 9e   ..aa..k.Z..?....
    00a0 - 31 cb cf 61 17 29 d5 02-11 9e 5e 82 f3 16 20 5b   1..a.)....^... [
    00b0 - b2 8d 5e 6a 3c ab d0 2b-c9 cd 0e a5 0c 4f 02 f4   ..^j<..+.....O..

    Start Time: 1638253531
    Timeout   : 7200 (sec)
    Verify return code: 0 (ok)
    Extended master secret: no
---
DONE