www-2.azlabs.sg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d5:2d:72:7b:be:98:66:8b:fc:3e:7e:dc:f8:82:50:f3:88 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-2.azlabs.sg

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d5:2d:72:7b:be:98:66:8b:fc:3e:7e:dc:f8:82:50:f3:88
Serial Number (int): 333877411640929724662054969020858812658568
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ef:c7:7c:d5:65:1a:f7:db:70:10:38:63:fa:bf:de:b4:36:12:d4:63
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 50:4c:3d:06:a6:99:54:6f:33:de:61:78:02:65:4d:54:1f:e5:b4:cc
Fingerprint (sha256): 9b:2a:4f:53:77:4d:77:2c:27:d4:86:bb:b9:7c:13:db:4f:02:87:5b:7e:4d:6a:64:12:4b:58:87:8a:87:08:84

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-2.azlabs.sg

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www-2.azlabs.sg

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

www-2.azlabs.sg

Other certificates including the domain name azlabs.sg

(limited to 100 certificates)

Certificate

The complete raw certificate details for www-2.azlabs.sg in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAnjskjvhfBybwFBKhz/2f
Z3aSuNVxd30wam/vSwyqvJcLhdGMFoqcHnxBQkdc0iw5gVfkzCXPVoDNHy23H7ZN
AcmuT+ED6diXwoV+aI3Shds4x9qGTeAV6LS/1/Ur0aThk+3YCZzMv/YVeEudhbL9
4WTVOuU38Ga6LNCD1jj2ayZCL9VPl9WZACpQVRV5c0c38GpEseEWPKeRCNtOoS1y
lCZdSVnODf2VCOD8Vtzk2hZKeqlGxgIgnVmhPuN0w5m4hO7U0gE0HCFWWpbQYavD
68g2xG4WIG57qol0Y+mqXshPRBNDj2GfrZl0Jwo/m52UQWLI0FwThqClxvUL5vP+
uZh6ouWn99+PBI2ABx4oG4Jx6dqhIx53g9fVftXvz1kHk9KGhLDjvbcTiVFx2y73
DDXUfu+wW82ZCu5X12ETeEM7mXC21ZcZdpkFUfZI8LaWL/XYtwwPfdwr8/B0d7OT
kjdASeuDYVDv36PLz+vtmWJHjzzJ+I7mN7sObr8fOW49QFow78XVFTPj+vvimuxf
0QB/6E+W/Yjq81iC/PVxESJ3H4LSpdJhCLJpEolt0VAYPTyH0RGOJrDLWH6nEZFf
PQ2FrihVZch4ex2Fc6wKe/g8O2QNPHC8pKdvhrUm8cxNG5f4VOqnTcAtmGySS1kC
9SfdMmmnJQISb5OCjmzLFmcCAwEAAQ==
-----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 333877411640929724662054969020858812658568
 . . . . . . . . [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 2016-10-19 03:48:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-01-17 03:48:00 +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 'www-2.azlabs.sg'
 . . . . . . . . [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 645526268996853638395529166277579430575657308284515242470352557002255247964522654965049441564905010798849390017223222158280591675905289878879558411696581634833490543242033688742342494346247550407918307242273326433190561895252744875143230758099136645793806683531727402513538534920323449757828279203235638285574423700730229056991220994360805813310561714495153727124535312821340608139383162591946422665976602735970048311060036170392611663615030774419669043226772978002432241168158999265017612750527448372585284056753548499583632866847018132281659015114987154266304390927230381441419025347093570962865888339557454450760014436983301421181935023154985198786910484868656948116145018796918634520238792897373756290706908817364547062308778480402822158436595274292183673738714020951714481287107644839951211701065672299709943221703353114264949241133516561741765309303789285839177255104162824317051648805777655823553270757837174131717412665274747175943744528813925485139874719699522927962444173066573005030480804962031141620223078134742931465722443851085058756733808155281169179051382032925819197530926304496741832891135639704395795305543707088080235382417013915149685843894784592281513689675323904107038865146468857314489908276356304813165319783
 . . . . . . . . . . . . . . . . . . . . [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)
							efc77cd5651af7db70103863fabfdeb43612d463
 . . . . . . . . . . . . . . . . [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-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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www-2.azlabs.sg'
 . . . . . . . . . . . . . . . . [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)
		0050a2379adf4117d7aa410f36ba550b426ac2acf157e5cb1b0572817d6b0b51d1795d72ce9c9b086efaadeda5f9b7c1092fab7314b0b7b4ec9692801449c1416a264fc0d6c43807cec5303afed1b9253d78333648007e3e8b7683016f4399cb6ebd0ee8495ce28f8ea1f3339f1bb9fa65901ba7615683646bbae581edacfe745241e69e1a618639080edec22c126313d82d709833e87013e586b4b57166da6b1fb981e613856d09b1bb626791ce9c63d0264a1ad2d880165e6597f69f68352a57cb4a314d5c3261c1efb97ff0434156287fa032834dc50e7331861dc23968aac092f6da61c42635a1ee731b77e011be8a269566dcc2f00881f78692e4286d7aec