Namecheap.com

SSL Checker

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

Report

Hostname: Doesn't match Common Name or/and SANs
Expired: Yes (expired 100 days ago)
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

DNS Information

Resolves To: 23.202.194.168
Reverse IP lookup: a23-202-194-168.deploy.static.akamaitechnologies.com.
Nameserver: usc1.akam.net.
Nameserver: use1.akam.net.
Nameserver: ns1-61.akam.net.
Nameserver: ns1-127.akam.net.
Nameserver: ns1-122.akam.net.
Nameserver: asia2.akam.net.
Nameserver: eur2.akam.net.

General Information

Common Name: akamai.mathtag.com
SANs: DNS:akamai.mathtag.com Total number of SANs: 1
Organization: MediaMath, Inc.
Locality: New York
Signature Algorithm: sha256WithRSAEncryption
Key Type: RSA
Key size: 2048 bits
Serial Number: e5c6fd82dac8b6e60bde17ececeee12
Not Before: Jan 16, 2023 00:00:00 GMT
Not After: Jan 17, 2024 23:59:59 GMT
Number of certs: 2
Revocation Status: This check is not applicable to expired certificates
OCSP Stapling: Not Supported
Server: AkamaiGHost
HSTS: Not Supported
HPKP: Not Supported

Chain Information

Certificate # 1 - Common Name: akamai.mathtag.com

Decode this certificate for verbose information →
Subject Common Name akamai.mathtag.com
Subject Organization MediaMath, Inc.
Issuer Common Name DigiCert TLS RSA SHA256 2020 CA1
Issuer Organization DigiCert Inc
Not Before: Jan 16, 2023 00:00:00 GMT
Not After: Jan 17, 2024 23:59:59 GMT
Signature Algorithm: sha256WithRSAEncryption
Serial Number: e5c6fd82dac8b6e60bde17ececeee12
SHA1 Fingerprint: 16:F4:E6:40:7B:03:21:DD:3D:73:39:8E:AE:74:A9:B6:89:5E:70:2C
MD5 Fingerprint: A7:DF:EE:05:3F:09:5A:CE:62:ED:06:11:7F:75:72:B1

Certificate # 2 - Common Name: DigiCert TLS RSA SHA256 2020 CA1

Decode this certificate for verbose information →
In place? Yes, this certificate directly certifies the preceding one
Subject Common Name DigiCert TLS RSA SHA256 2020 CA1
Subject Organization DigiCert Inc
Issuer Common Name DigiCert Global Root CA
Issuer Organization DigiCert Inc
Not Before: Apr 14, 2021 00:00:00 GMT
Not After: Apr 13, 2031 23:59:59 GMT
Signature Algorithm: sha256WithRSAEncryption
Serial Number: 6d8d904d5584346f68a2fa754227ec4
SHA1 Fingerprint: 1C:58:A3:A8:51:8E:87:59:BF:07:5B:76:B7:50:D4:F2:DF:26:4F:CD
MD5 Fingerprint: E6:7B:58:6F:70:46:BF:E0:AA:51:F6:66:0B:11:9D:D9

OpenSSL Handshake

depth=2 C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root CA
verify return:1
depth=1 C = US, O = DigiCert Inc, CN = DigiCert TLS RSA SHA256 2020 CA1
verify return:1
depth=0 C = US, ST = New York, L = New York, O = "MediaMath, Inc.", CN = akamai.mathtag.com
verify error:num=10:certificate has expired
notAfter=Jan 17 23:59:59 2024 GMT
verify return:1
depth=0 C = US, ST = New York, L = New York, O = "MediaMath, Inc.", CN = akamai.mathtag.com
notAfter=Jan 17 23:59:59 2024 GMT
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
 0 s:C = US, ST = New York, L = New York, O = "MediaMath, Inc.", CN = akamai.mathtag.com
   i:C = US, O = DigiCert Inc, CN = DigiCert TLS RSA SHA256 2020 CA1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
 1 s:C = US, O = DigiCert Inc, CN = DigiCert TLS RSA SHA256 2020 CA1
   i:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root CA
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
---
Server certificate
subject=C = US, ST = New York, L = New York, O = "MediaMath, Inc.", CN = akamai.mathtag.com

issuer=C = US, O = DigiCert Inc, CN = DigiCert TLS RSA SHA256 2020 CA1

---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: RSA-PSS
Server Temp Key: ECDH, P-256, 256 bits
---
SSL handshake has read 3616 bytes and written 445 bytes
Verification error: certificate has expired
---
New, TLSv1.2, Cipher is ECDHE-RSA-AES256-GCM-SHA384
Server public key is 2048 bit
Secure Renegotiation IS supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
SSL-Session:
    Protocol  : TLSv1.2
    Cipher    : ECDHE-RSA-AES256-GCM-SHA384
    Session-ID: AF95E5CF36117BB5390D510EA100142B91397AC31BCC96394CC253719A3BF1D1
    Session-ID-ctx: 
    Master-Key: 803C7508C2138E3C0DE342DA1B0E7BD94A5840FAAF6E5166771BDACC7A19178C8D1480A5DE6DE1D46942F5EED735403E
    PSK identity: None
    PSK identity hint: None
    SRP username: None
    TLS session ticket lifetime hint: 83100 (seconds)
    TLS session ticket:
    0000 - 00 00 0b b6 45 76 7c 85-1e 6e 72 05 4d 81 f1 d8   ....Ev|..nr.M...
    0010 - 78 db de 4c 69 af 06 cd-ae 38 1c 73 75 fe 5b 1c   x..Li....8.su.[.
    0020 - e7 67 3b 6a f9 4d 50 1a-a3 c6 6e 30 1c 3f 2b 44   .g;j.MP...n0.?+D
    0030 - 75 1f 6c 39 6e e3 f4 45-5a 96 68 11 3f 3e f7 bc   u.l9n..EZ.h.?>..
    0040 - 0d 2b 34 be 92 0c b1 41-5b 93 1e 2f b3 b1 23 17   .+4....A[../..#.
    0050 - a8 f5 3d 08 47 b5 39 0a-ce c5 8b 96 8f cc 22 91   ..=.G.9.......".
    0060 - 46 41 a2 d0 fe 65 96 b9-36 5f c1 14 33 8c 93 76   FA...e..6_..3..v
    0070 - 77 f9 20 28 39 2d d9 08-a6 fb 89 31 2a fc 42 65   w. (9-.....1*.Be
    0080 - 3f 0c 3a af 35 aa e6 2c-41 76 fe 84 4b 2a fc 75   ?.:.5..,Av..K*.u
    0090 - 54 7e 12 c0 d4 dd 11 e7-d3 72 b2 ba 52 4a 6c 14   T~.......r..RJl.
    00a0 - fb 69 eb 74 8b a3 33 85-88 24 e7 f1 e6 e1 e6 4b   .i.t..3..$.....K

    Start Time: 1714150706
    Timeout   : 7200 (sec)
    Verify return code: 10 (certificate has expired)
    Extended master secret: no
---
DONE