support.chalk.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:15:c9:e7:46:e5:5b:d0:06:49:13:19:09:8e:ec:7c:cb:49 was issued on by Let's Encrypt.
This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=support.chalk.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:15:c9:e7:46:e5:5b:d0:06:49:13:19:09:8e:ec:7c:cb:49Serial Number (int): 268751163186287873401768293613054231104329
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: a6:bf:c1:0e:78:7c:84:e3:f0:f5:1a:a6:a0:51:44:c3:ca:33:bc:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 14:ee:d5:ea:6d:57:3d:e4:d4:fc:b4:76:2f:74:be:f5:e6:fa:17:d8
Fingerprint (sha256): 04:12:2d:a3:0b:a0:a9:b4:db:7e:94:b3:7e:f1:01:c3:c9:cb:45:94:10:a4:77:18:67:9e:4b:bb:d3:fd:08:e9
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate support.chalk.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for support.chalk.com
Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
support.chalk.com
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Certificate
The complete raw certificate details for support.chalk.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGBTCCBO2gAwIBAgISAxXJ50blW9AGSRMZCY7sfMtJMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODAxMjkyMzQzMzhaFw0x ODA0MjkyMzQzMzhaMBwxGjAYBgNVBAMTEXN1cHBvcnQuY2hhbGsuY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2VTxtmvPp3W18InhtDxec7husl8H UeVAPniPAFvlDtUdCXjhOnzuJ0T82IfCSgxBhdtsWH/zY6G4pZ9bOjtoE6h0xcRQ gIJTRCAaSBMBzi2+oE3YRhtVs1Ako1uzGwZmyoqatm9vaBspqZ8A4J7yqbvUO5ry CiGKtOMlzn/z6Y6GtfkBLKW/wl/2kJR2wIWSCOBGr0fQQzhdAHVv76FRezBMsyUu ZengpfyFjmgTM0EyOTD0sMf798joUpQi0ZQxAI9mLWurk5ykYEOlhbvX2jqJXFDC tGWvR/7sqy/9TxywrRzoViOxebo+v6LO2vjc7jmvv4S4l5ewb/68MmwsqhFQ82mE JNrDyfKGxdTCOVoECBPhUyVxObvKxgNjJApcSjQasN5Hf1TxXn3aa+KDXrPPFIXM WgRkKgcdMCFpXpnjqLdrQyduhuNiHBFeAI8uzkbT4v0GAsmHsJljzlGBZ4d0b1YQ FRckwORCZHYT+HifPuhgnh+EB+VglcjxVl+q8RFc3pGpVOVlg38BNhk33FPlOQAr 5gwbwVKKYKDXeWvu+K2McCL5h5NmmOzfCMSg3sSanLgl6hIldlEOjbN3SveeWF3g VzxFtK8/BBur+sTPwUPJkw52H2XXp63eo1YEtUt3kFdL9gTinDcOBWC5nCcNZYN/ fuOxbkcEzBwpbScCAwEAAaOCAhEwggINMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU pr/BDnh8hOPw9RqmoFFEw8ozvBMwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghFzdXBwb3J0LmNoYWxr LmNvbTCB/gYDVR0gBIH2MIHzMAgGBmeBDAECATCB5gYLKwYBBAGC3xMBAQEwgdYw JgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIGrBggrBgEF BQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVw b24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0 aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2Vu Y3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQAnf+X4CVEW yAeULoYRZ6KsiCs/VmtEbvhfK/LPZBiYRellCP8jMjkujgZPua+PWMSldDQ6vymF 75iI4REurNnfX+g8xq2ipXi2JPITrDfXlDWFSqGd3tlyVCjO+VncjnTMxKcyFEK5 CWDJtYiC0RhPgvw5FRh63vNmscD2VaJ18qIfUdmKsJBOfyKWk6nMkrbU5t4xFu12 igWZiBofE1d7vhO5vjfX7B75b6cJNKKL5Irg7S8R7JaYxNMvpvshMOc8ahyUaMfh 9BcmOT5jiB/mcT0pjYBM0y0BPq+xrc0NBUbtHp6iZgrh4CYCd/CRECRbmbIUcgE9 6jcPFxhSre8Z -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2VTxtmvPp3W18InhtDxe c7husl8HUeVAPniPAFvlDtUdCXjhOnzuJ0T82IfCSgxBhdtsWH/zY6G4pZ9bOjto E6h0xcRQgIJTRCAaSBMBzi2+oE3YRhtVs1Ako1uzGwZmyoqatm9vaBspqZ8A4J7y qbvUO5ryCiGKtOMlzn/z6Y6GtfkBLKW/wl/2kJR2wIWSCOBGr0fQQzhdAHVv76FR ezBMsyUuZengpfyFjmgTM0EyOTD0sMf798joUpQi0ZQxAI9mLWurk5ykYEOlhbvX 2jqJXFDCtGWvR/7sqy/9TxywrRzoViOxebo+v6LO2vjc7jmvv4S4l5ewb/68Mmws qhFQ82mEJNrDyfKGxdTCOVoECBPhUyVxObvKxgNjJApcSjQasN5Hf1TxXn3aa+KD XrPPFIXMWgRkKgcdMCFpXpnjqLdrQyduhuNiHBFeAI8uzkbT4v0GAsmHsJljzlGB Z4d0b1YQFRckwORCZHYT+HifPuhgnh+EB+VglcjxVl+q8RFc3pGpVOVlg38BNhk3 3FPlOQAr5gwbwVKKYKDXeWvu+K2McCL5h5NmmOzfCMSg3sSanLgl6hIldlEOjbN3 SveeWF3gVzxFtK8/BBur+sTPwUPJkw52H2XXp63eo1YEtUt3kFdL9gTinDcOBWC5 nCcNZYN/fuOxbkcEzBwpbScCAwEAAQ== -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 268751163186287873401768293613054231104329 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-01-29 23:43:38 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-29 23:43:38 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'support.chalk.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 886636442681973121932979700950102851441817973892005280392601800221298041686481835366699407371198370893767365680580524824777967726600130690515620451061386460319668248723667637372123805798574471415551810209690153317744689794027174810783799039161967674826175027091332333934110278291070288642675937884692057783951002551755071576377067735606631941815761458503261002784146688951781745808908037374107492356660939078555164469000253247154909930482977661923727431772815685462610948121775274358749963614233861763904717223885900143516487355816950648583284220214939177196368861905223720992846759801312526015090216090701695689829954522284259614769489393774310811269735036242217317253748341923892270876439795738035798362122992125681359083667596749642079485728406070607895553335295670442338031389718562510082090356264055874246065505518503404575267753182118679062912578490308284371094419200450590253602886616365479670107465205797440142108929954641968308925768978469637138488956960049735468137750868818517381614494847101788107986882121265080682286612895171666175389510535420089340130203122616039045705228607764209452397897695955871225048348699315714316533770982553685606941232324083393911452658244806153092770689002177397764177885949098339108913769767 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) a6bfc10e787c84e3f0f51aa6a05144c3ca33bc13 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'support.chalk.com' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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