www.2s.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:56:b1:2d:34:cd:a3:4b:8b:99:d2:a5:2e:0c:96:c6:38:95 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): 03:56:b1:2d:34:cd:a3:4b:8b:99:d2:a5:2e:0c:96:c6:38:95
Serial Number (int): 290836649430071622065064045614967279728789
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 69:0f:74:6c:a9:08:da:b7:5b:a0:55:9d:92:66:22:7e:7c:4e:01:95
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 67:83:e1:28:aa:a4:b8:7e:b7:bb:b5:5d:a7:e1:c4:26:67:e9:d0:20
Fingerprint (sha256): bc:61:3d:12:1c:9b:41:4b:c2:59:26:bb:d6:1a:df:10:2e:51:49:1b:dc:e2:87:e6:d4:14:3d:ae:41:f3:e6:69

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-----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-----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 290836649430071622065064045614967279728789
 . . . . . . . . [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 2019-06-09 17:53:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-07 17:53:30 +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 879839545281824744673896193194602642303951039547750073623160839579444628645749446157256859950581388787083166161655422726997764044178134394447561630205134187354766844683819348915539181928595770172897552962616910365109167217277248505733443962234820440740810189432229429577498483871646253117817168626458779094054297537919077699443144551873433910813348900748233435363991139792705985473267393281142230024131946753368765144840866720913209459460601191020093902866793123271031977303068488597609378209640578312817417242585325570465063193224641680976960519705890183988574843553159445529091444520336255811231636606409602343915574364478716699617036907438067840540208051363273633836570457495428943990073525759312797155031655917744806258798033093544481935927334625614456056794272501005233651571165528324916770765794378684133864148197456171280048204618935703350178307115975476125653081950712051624953325611282194301711261150520425591975771801867889166082105579391046103823561616525161977419558075115809168208102322709342946834585033212669765577664158599791157787930554364969360099751052639794417871805936447439883583096897015816870164395725960182927353109547056932014355377878607165541317892442517977727274187562777162284863586492121165281342295229
 . . . . . . . . . . . . . . . . . . . . [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)
							690f746ca908dab75ba0559d9266227e7c4e0195
 . . . . . . . . . . . . . . . . [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)
							00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016b3d96a3080000040300483046022100f910b3c6438f9e81fd285c25fbb3a914c3438b0a0615020c73217065bafdbb65022100e2d7983f02046fc8597a3fc20525caeb9e4d91ec3b7d499d12d17620ad30aaef007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016b3d96a2b60000040300473045022030f3bae26cc8f746eb6032cad4e0f81c5bd3b26ad083368293033cd901c91bb1022100ee81363c44ed51d27ca5589de6c99c425c19af705270e244b9bb347b7760f6c1
 . . . . [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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