www.sasustainability.com

Issued by R3

About this certificate

This digital certificate with serial number 03:d9:f0:c1:af:f4:07:21:0b:38:5c:c6:f6:a2:82:20:d3:47 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.sasustainability.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:d9:f0:c1:af:f4:07:21:0b:38:5c:c6:f6:a2:82:20:d3:47
Serial Number (int): 335498151818162022177782561943956586812231
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4b:a0:c6:43:68:33:d7:58:03:a3:e4:d9:3d:f1:3d:1d:d0:74:b7:03
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a4:87:a5:a1:1a:e9:6c:78:d0:67:f1:fb:77:1a:a5:c0:d4:3d:4f:60
Fingerprint (sha256): c1:df:50:b2:00:93:81:dc:ae:7d:f6:81:38:db:53:16:3f:36:9f:7a:8c:c3:d5:af:50:d0:e4:35:0d:65:c5:4f

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.sasustainability.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sasustainability.com

Public Key Algorithm

RSA

Key Size

2048

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

sasustainability.com
www.sasustainability.com

Other certificates including the domain name sasustainability.com

(limited to 100 certificates)
sasustainability.com
sasustainability.com
sustainabilitydashboard.cambridgema.gov
sasustainability.com
sasustainability.com
sasustainability.com
sasustainability.com
sasustainability.com
sasustainability.com
admin-kla-prod.2ambh.com
admin-kla-prod.2ambh.com
admin-kla-prod.2ambh.com
sasustainability.com
admin-kla-prod.2ambh.com
sasustainability.com
sasustainability.com
sustainabilitydashboard.cambridgema.gov
www.sasustainability.com
admin-kla-prod.2ambh.com
sasustainability.com
www.sasustainability.com
sasustainability.com
sustainabilitydashboard.cambridgema.gov

Certificate

The complete raw certificate details for www.sasustainability.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt9pwfRrRY1HdSzlY4now
sagxVaYTjb3itx/JVpQQ6dYz3T76PvjIyd/BM0S+8EZY+xntyHVEJYDREMKR3dKn
xVmAZpYc20jwB0YxQFrmEW4hU8krDPm+5Qd9KJYoOit0EGeCQGTEW51Tl2zAqLGy
zc/UzyPh3Hr3/Wg4chUW+MBsfzcVjRaFEj/QaDWEgPns+z56jNTJuDf2HnnvwVJV
/K+8S0416cuk7gD3iytIqXOgCx26rXQjlrUSEPI8PCr2z3v9yyWsb1W4iQc5h6HK
wRhvzQJ1TkO+yQAf950O23Lo2IwNV5WfoCZtSau+NOkm53/T/iP0IVisuL4V83sz
1QIDAQAB
-----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 335498151818162022177782561943956586812231
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-22 21:58:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-21 21:58:08 +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.sasustainability.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23209326295989002484497435185818324927701948628242603991534759521930735040807244125393157379980629604545261934999103884706674847941100965897021897884735464984535672831275120283832245608956781891656051081137460835075973046928115394311032513851996541219832343218164428605950082791747424538961380017421632754218541274199289320969752460568038523143405679952156064597879213158568191001624704316276187779042594404366875316375465276983819405040083287945310414733564594578161231305549851163213637016906043923981573052109773720053501960182643821626302109188900748674647692486877579741111315917636093494654548897467977810260949
 . . . . . . . . . . . . . . . . . . . . [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)
							4ba0c6436833d75803a3e4d93df13d1dd074b703
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sasustainability.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sasustainability.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018f0807f02e000004030047304502210090ace5e0c255236d08851aab55e2318b183d22aa6389159a2fe49f5db65fe91d02200afcae96e44070dd0f11f39d62ca1480e5883d47dd0e8b1c07219cd1fabc0a8800760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f0807f025000004030047304502210085fbf91f78cd22fc813f83089abccc2b3d431c9b326a09bbae0a4eb7104dc555022006f28969ee7ce404a71c1e4af35027d6918e4dcf39efabea1bf765bf53cadc8b
 . . . . [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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