segfaults.io

Issued by Let's Encrypt Authority X1

About this certificate

This digital certificate with serial number 01:ba:93:3d:7c:bd:70:89:b2:e6:21:34:65:ab:4f:4b:97:72 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=segfaults.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 01:ba:93:3d:7c:bd:70:89:b2:e6:21:34:65:ab:4f:4b:97:72
Serial Number (int): 150600521954571296465380524446350448498546
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 95:90:b5:1c:a8:71:e5:dd:e9:99:f0:8d:70:65:4f:34:19:dc:1e:df
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): db:ec:43:50:b9:17:9c:87:29:dd:0d:2d:41:33:d4:50:65:d3:29:6e
Fingerprint (sha256): 26:68:20:7f:73:12:c4:0b:ef:17:a6:85:ea:92:ad:31:e0:48:0b:15:b0:06:73:c7:e1:92:6a:f4:46:49:74:a0

Issuing Certificate URL: http://cert.int-x1.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x1.letsencrypt.org/

Check the revocation status for certificate segfaults.io

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for segfaults.io

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

segfaults.io
www.segfaults.io

Other certificates including the domain name segfaults.io

(limited to 100 certificates)
segfaults.io
segfaults.io
segfaults.io
segfaults.io
segfaults.io
segfaults.io
segfaults.io
segfaults.io
segfaults.io
segfaults.io
segfaults.io

Certificate

The complete raw certificate details for segfaults.io 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 150600521954571296465380524446350448498546
 . . . . . . . . [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 X1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-01-01 02:30:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-31 02:30:00 +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 'segfaults.io'
 . . . . . . . . [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 786745922637785529317040972765321907078072796828966000605556631372533240066385435304812663204555978955947532587968714059501762627685254636584910433714842329271880622794029641542930018175408881242294078832248656448290852827197117939506654820528513475222231607150054460119610028974162281761998678752260982242752104658915031245404953298715116388327010614696240725045010887566636590455959080346096991008789199920166504753559305067939187692479899035380615298530110713640391715591000374162325872894003215796373835503953929589678918986704727500835948204506651225159341264601986739691326059594923556343682799549294143733592900936124820386368986770188150596078853449799589343029785734201243456368372463312719168536511404159592777204183461665237602933814010359311947288907673662704643604288428670518182262632056036109780726250041770877006875248249506094230402527946425601165724050408292806861909883394036604424403228656571800202454491917139478239199460692014870220170978946201921596679273383279299241982430423538459536718823943293782277579065941070553331493699707999012581211748068103936152394216014918012881329598837260457223157074471265067437395184374092616592799836689914786581097360864855034000485693186193231686198294145891473246194625789
 . . . . . . . . . . . . . . . . . . . . [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)
							9590b51ca871e5dde999f08d70654f3419dc1edf
 . . . . . . . . . . . . . . . . [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 (100 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-x1.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-x1.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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'segfaults.io'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.segfaults.io'
 . . . . . . . . . . . . . . . . [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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