DV SSL/TLS Certificate for www.base8.tech

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the www.base8.tech DV SSL/TLS Certificate

This certificate with serial number 05:e9:f7:5c:f4:d8:e1:e5:3d:a9:0f:78:47:db:fc:f4:89:eb for www.base8.tech 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 www.base8.tech 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:e9:f7:5c:f4:d8:e1:e5:3d:a9:0f:78:47:db:fc:f4:89:eb
Serial Number (int): 515176023123740892301328990871118941555179
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: b0:db:f4:51:9f:30:9f:c0:c6:fe:e4:89:3a:4b:ef:e4:28:a4:3d:d1
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): 85:ac:41:fe:c2:73:8b:8d:de:31:57:40:dc:66:d2:ac:e6:40:b6:d9
Fingerprint (SHA-256): fe:ef:6c:3b:5d:21:c2:c7:d5:60:dc:51:47:03:60:77:a0:a6:7f:66:69:36:5a:a9:8f:74:b9:61:59:18:68:bd

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/108.crl

Check the revocation status for certificate www.base8.tech
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.base8.tech

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for www.base8.tech in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy3AI2kd0fa1negyyz+qy
6UHCyYVaBpmrA8ajuCBA0ve4dilrQGMgnyZ/gQ/cJe2q0i2uUetp15jsdy9YA7en
SspKY1I31KpPEN2CUjT5CWNrZpFyXdcRNqoScxrsbW5JZYI2p1dkdL3doDH55A/o
zRmQD/x48I6fcMy3B+cf1fQOSzIcU1b0sYPOzCp0nNgj3F/NAgtmighlYbHrE480
F0zDCcEiSJ2apL6S+ccmg6EzJDGu3shA/69chQd3E0Ta2RNCHmNjYFe6pJqkyOl3
L7GT/zAgQxWRRPqSegeOy3PgMOuGZIm74SpcP/+lA04c5TuzeBGKqyAyz9xzP3uF
AwIDAQAB
-----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 515176023123740892301328990871118941555179
 . . . . . . . . [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 2025-06-19 00:11:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-17 00:11:16 +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 'www.base8.tech'
 . . . . . . . . [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 25681622218898977429221424695787844914841817778949048489602681600610462376449544562616874809842463518083926401562803409229947069527265147949579958123130790856848033863119961018649296847143922206878415771697415816815996076825314210824881587762817968802836670612583300801009915402218198755071453997100208197415084047906519451141427771905102960936371916431869887796936239667345935162231782025383264785572269985361979018156467114488348942416992899502826093688653934491406598654485805485421109608912322915021075775732200307480535125507187385513339357132479268428609624699865584240041306256893976178410004171591495699891459
 . . . . . . . . . . . . . . . . . . . . [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)
							b0dbf4519f309fc0c6fee4893a4befe428a43dd1
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'base8.tech'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.base8.tech'
 . . . . . . . . . . . . . . . . [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 (40 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/108.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe00000019785bc1de70000040300483046022100a033cafc2040210945c30d3b3ee8ff8618e3b17729f6cc7c34b7e900e279ba56022100e3c28ba72453c4f687acb9287a1cb8442319c4013949cce42ede92238ab979e5007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db00000019785bc1df80000040300473045022100b3dbff2a65c5881e928393717707531b0895b053c511d0621699ae5dc6de740302207ad05e4d1500af73e9b7ac11dd12d4deb7dfcac4ad06f166aeb4e9bdf4884efe
 . . . . [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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