DV SSL/TLS Certificate for awlf.co

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the awlf.co DV SSL/TLS Certificate

This certificate with serial number 05:28:d8:13:c4:36:b5:6b:53:57:e6:91:5b:ec:94:8b:5f:d3 for awlf.co was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for awlf.co provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:28:d8:13:c4:36:b5:6b:53:57:e6:91:5b:ec:94:8b:5f:d3
Serial Number (int): 449459940216055375388842584735023645810643
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 0a:24:98:25:2e:29:df:f4:8f:06:a4:06:09:be:1f:0c:b0:20:d0:c1
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 31:3f:d8:28:54:07:ab:70:6a:ad:fc:8b:48:f3:03:33:2d:34:72:42
Fingerprint (SHA-256): 77:f5:27:16:e1:cb:17:f6:12:2f:17:84:d4:15:a8:09:32:04:22:58:c7:64:46:87:68:5b:6a:11:66:9d:2f:82

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/84.crl

Check the revocation status for certificate awlf.co
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for awlf.co

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for awlf.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0ZZYmfwx+kLhhJi1GJbX
yFNRxSvziztZODXxi8jWMbOzY6PHuExxpmWzXjgLl5jDCYz79x4xVYdptcaexI5W
oM6qPuLKWDV8gMfOYth13JomH14Yp5Gen5V9hJnUTAQmTF7anXZ7TJngoabuJbm4
Wg8kaIN3akhgbFJDpOz5Ss4xRZ+jz2KgPTDCtLLVUCkjnhosLdjDZs422itEL+0D
O6qd2NJMFAlw42DFAsxVTDzU8yhE8xDp0ZU3fD9egf9J/Ry/cUHURAiGxK8/9Eqn
qBnjlWzLDNOKuzLIgDkdDHBMzrySsfW5A/t/I7clq1AeOhklqKoaZdYC8tUSlKyn
EQIDAQAB
-----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 449459940216055375388842584735023645810643
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-29 08:30:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-27 08:30:23 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'awlf.co'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 26457944162809130953060524257263221897367525705527804222924087245050048832222431193450061716183646872082166443067924629931349855854886646410102163089379444736255378190543272511606181489067469428937796908634106912767942965627598442835282670398511157204480496229584261418700398760478201134465374451666223462279167613027226473349126668197496107776045055285479469759440531784523976317951578329970475959600199633464684975764373034652101863212845607327405805805364962964807114880089260561301520969931504126943293749037244603367399650980433131412556842358382991742305339133936280558985469432215213028600733797045686143592209
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							0a2498252e29dff48f06a40609be1f0cb020d0c1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'awlf.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.awlf.co'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/84.crl'
 . . . . . . . . . . . . . . . . [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)
							00f00076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa34000001971b5f86a2000004030047304502205e4dad7b6cb7343f25757b5dd0a83753286d1a22cbe21dcd5fb8e8afc32698a3022100ca28f914c3ad7d425b45d397285dc6df6c2b121472c68ef328863cb69e91a59e00760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a000001971b5f86ac00000403004730450221008dfb0102aa37e0babfb6b3e193b5c0802fcf0fbc042b997eefca562ee2ad4dd4022028f6df8ea9333f49c055eb9cfa0639ad0d5611eb4f7227251f5d58c0faffce59
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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