superdense.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:69:9d:fd:6c:0e:f0:1b:b0:ef:cb:e5:f6:fc:43:22:8f:6a 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=superdense.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:69:9d:fd:6c:0e:f0:1b:b0:ef:cb:e5:f6:fc:43:22:8f:6a
Serial Number (int): 297276510960106461055456272375660199186282
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a5:45:e4:b2:90:e2:6a:79:dc:2d:2d:c9:69:fc:1f:30:67:ec:0e:8a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4b:69:ac:ff:f4:5e:79:81:b9:0f:30:70:95:f5:26:32:36:b4:a0:3b
Fingerprint (sha256): 5f:d5:12:9f:d4:67:13:e2:be:d9:09:f6:26:88:fa:56:4f:17:a3:13:74:53:8f:30:0a:bd:80:7b:c3:4f:44:07

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 superdense.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for superdense.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

superdense.com

Other certificates including the domain name superdense.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for superdense.com 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 297276510960106461055456272375660199186282
 . . . . . . . . [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 2019-04-11 21:37:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-10 21:37:02 +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 'superdense.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 713491437147560449736701936152920840479093395867158627766500813171704796380463747376144970812550738307422016607706009486413258555018566012828842134324411225179438892225016895449036340530612776325799926876979749654250292253354577310495455639726867619527672986940325168912803937851944410911526773475481782314936380687768469309533656737909841531746626578703433567722214006268964387512873444533209761594975959838034335518137451260893241612247167298786691048302114360141234932131791913934770719515229161283484790558282484024939589165816495801408530863420996698453920590377310383462126290035997731604797104275372179500336099534843963455119818598066593514468469118778178202186412165872325858738339463421299563338042497452717854034687624226359644972701343152919110857322013516961357723000908523158881854757267591470778334377346681866890490895478153695161698546240768201971066136928033828048030390372458162905120498567753269163460931256860386895497689733544921595283522441194136843455562217460637494556737266120502187025647291521554377376480842734238083080656815424785990161038814937864245594456379987271147926420491096956982646014341562492422603835492798362023667570710663557142302687976637537984443876746692184545303646102558730236072625421
 . . . . . . . . . . . . . . . . . . . . [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)
							a545e4b290e26a79dc2d2dc969fc1f3067ec0e8a
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'superdense.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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016a0e8c14cb0000040300473045022050533cbb968551197ef98facd2bc8a8b2db6ba8c155ee3af8a81e48395c794de022100dec3c8686fef849fdf45a468ba1decf4f4ee9388ef4f7a570781f598b32dea95007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016a0e8c135200000403004730450220018659693fdcf0a141a3ca7ca020d12e13bcf3c66e80b9868a81ee6ae6e5a204022100aa65068f875403129b34aed2723f5f319cb03135c0647d679833e8d0bcb87674
 . . . . [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)
		001168dfd21cde439567dc16bf808846b863d4c2a1042f1381967781a3948c146856df79c834b526cf912da50053cc8bef306e441842737fd9091ca194ba67c77cdd9259e88fcdb25759732b6bc394312b579ec731c427c880ab233ddfc2ccf6ff3c7c9269ddbcf1847ddce2bb8389b4a088cd9e888f9dd1ad71af89210050c8044cbd3cc4cf86f06cf3249547fed6bec7273180c448745566119b66b4aaf80bf5b48b949cc522e7c46f00350f82a24f03edbb36a5c0222599a1dcf68224a4f960110117a3961a619a7df7423c8cdeeef3a22befbeba49a72a3122bd4e994b8c1bfb0f3619046435ce69d87e439f0a6e2542a2e97b3fbb45e1166d24b7bb9be64e