www.2s.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:23:ef:93:f7:09:df:31:da:f5:9e:9e:5a:d2:b1:37:29:86 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=www.2s.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:23:ef:93:f7:09:df:31:da:f5:9e:9e:5a:d2:b1:37:29:86
Serial Number (int): 273565194406681686667528283694952193927558
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1e:3f:d1:63:25:a5:54:d3:fa:47:75:77:1d:31:d6:37:8a:7e:e3:df
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8c:a3:b0:be:4a:16:76:8b:05:b8:c9:81:6e:fd:14:eb:7d:94:d3:15
Fingerprint (sha256): fb:a4:0a:c3:23:10:88:c0:57:b5:fd:c6:d9:ee:fa:cf:15:86:c2:49:af:35:95:4a:35:f1:74:c4:0f:68:da:1e

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.2s.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.2s.org

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.2s.org

Other certificates including the domain name 2s.org

(limited to 100 certificates)
2s.org
2s.org
2s.org
www.2s.org
2s.org
2s.org
www.2s.org
2s.org
www.2s.org
www.2s.org
2s.org
www.2s.org
2s.org
2s.org
www.2s.org

Certificate

The complete raw certificate details for www.2s.org in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGTTCCBTWgAwIBAgISAyPvk/cJ3zHa9Z6eWtKxNymGMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAzMjMwMDI5MjhaFw0x
OTA2MjEwMDI5MjhaMBUxEzARBgNVBAMTCnd3dy4ycy5vcmcwggIiMA0GCSqGSIb3
DQEBAQUAA4ICDwAwggIKAoICAQDTbYBslrlS1OngdFVgHS0AEOFydfIJbeXUR+iL
lTFdaAM4IwvOG8Z1zPg5Yq8Zja7tBtDq0aitwPgsahXswNq/0Hy/VMKjmhw8mbDP
azlEKqeRcjXL+LUgfLjY/RGAiMX5uS6nXSzFVuqibSs5YcVNzqNadULtx7jNr5i7
7emZ/o3qi8DrANHJ8q/3osiUz8y+3oLOQ/C8D3D+vdz+iVYIi08b5DAjasHXaFHh
pqCC21oADW5OrWtSAMfX6fjt953Tm396F2B/sKYsi2hQf1cKs9ITf7CauNzwajCV
LciXN/b1RMlhWM6fXy/4aom5AdNY8PjZcRByuhMnOETTXKDUCnjcVbsIOr7ZBfem
gRQI0ub7RAaszuRDoIdrOJgEwwf8qRPrJRb9iP5A+vYWhBXQjEEH32Lv7j6iK4rP
juGttqpNpeFOKureuEHS4SwCffLMp2pj3sJoV64F24BrOZtgiaoER9BQtta2ozr1
YidFoHd9uDDVQ1EHnEadoEyQaf2F21uyBG13/Vdc/tlRfj7nAGmjSmqbF/7ibaQh
ki6ma19IAr2z8wveIgRoPI1laDXJlxYL8hZLXUCMKO/hnh4pdeC/kHbnyuXLd8XP
VNrtRsLW2sZYppZdkNVbPRgVY5Jaxc8CyygIawlPn7+i9VJmA2tR9JaPdco1NhUa
7ZJvLwIDAQABo4ICYDCCAlwwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG
AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQeP9FjJaVU
0/pHdXcdMdY3in7j3zAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv
BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s
ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s
ZXRzZW5jcnlwdC5vcmcvMBUGA1UdEQQOMAyCCnd3dy4ycy5vcmcwTAYDVR0gBEUw
QzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDov
L2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHzAPEAdwB0
ftqDMa0zEJEhnM4lT0Jwwr/9XkIgCMY3NXnmEHvMVgAAAWmoKsGPAAAEAwBIMEYC
IQDbO/J+d+GlfwwFusNOS6KjfTMomEKNKoOA7c4EUoNksQIhAMkDwYM06NvUxsy0
719UGXdQkIQMwObV9Z2p+slo0amOAHYAKTxRllTIOWW6qlD8WAfUt2+/WHopctyk
wwz05UVH9HgAAAFpqCrCEQAABAMARzBFAiEAtL4QxtsJN8tzerKhS/tpqrS9drcT
gk4iCjY22ztUfh0CIFW3298A0xAC0O2oVK8FNp7hhYdGZVfx+PCrboSedNrNMA0G
CSqGSIb3DQEBCwUAA4IBAQB3cs6bFNBvqXm7hi6ysAX9LnhiQU/suQyUTr1PhfeS
WV51jKUR++2cjKfSr2CRSqm9njc+NCoGRPE4w5OUMJbyDXwMkEOBfX53c0JBR/Ym
+U9+53EzYwhOJqD5n6XcZT6HgQ+50wWTWy3MHVy0SQuPbjplt1MgFeQ9G4RC2R/H
CGHr/OhB34yUuXJHxcSbHeg0CBnOXehh4wYPm4wQiMd9WqYgBxMCpwCIvfIlLx+W
uFZJPO+H035KfBoTu7ajKy3XHEAR2DxApx8nf2yn94AIQvwgp71I8HDebRzJU+oG
Zpt8wjziiJGl91FCar7yd0Eo6YwaDAQC0Uz1t2WCA6ZO
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 273565194406681686667528283694952193927558
 . . . . . . . . [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 2019-03-23 00:29:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-21 00:29:28 +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 'www.2s.org'
 . . . . . . . . [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 862549928762970821832614718382661130830279409701280211160979179587183273882823803613756645495258872716777226501117010818169451729567202256589780176878103409346909975236405721033223322905701420084144039437677142514791816910069423555720657562669125316244551188590027170235818069586569962092478241461400505450531462137523301003704355137470783968985662457003282441734128544681523105401262344347012906077853902060925747819840778751484513603307236728857591544623762679756296287451944797830299811919172335712397322983462926475142694862502536394721722620402544491310356089416602576505803942447781652358530257059300621982778163549492129508926637522823923014594282716115906472194845975272569408115364468416042130803643066490039643768490786650487367281330991750806551053162806820945453546094818111884583172272119796636571881823966767634733197683302330373926515880221979178079261229928776213308866723352500598300122849621270530065264924350875183972156570332185842164383691062539465323872805913497190606147152047829963032793209380526266589433118667049203668370884251639081575271283318474487354324741215009814599462347068294542637776296658491661528496295715255387011992915638328786432583620875638104911855220745823816509545762252008900454115340079
 . . . . . . . . . . . . . . . . . . . . [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)
							1e3fd16325a554d3fa4775771d31d6378a7ee3df
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.2s.org'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169a82ac18f0000040300483046022100db3bf27e77e1a57f0c05bac34e4ba2a37d332898428d2a8380edce04528364b1022100c903c18334e8dbd4c6ccb4ef5f5419775090840cc0e6d5f59da9fac968d1a98e007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169a82ac2110000040300473045022100b4be10c6db0937cb737ab2a14bfb69aab4bd76b713824e220a3636db3b547e1d022055b7dbdf00d31002d0eda854af05369ee18587466557f1f8f0ab6e849e74dacd
 . . . . [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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