DV SSL/TLS Certificate for atsinc.org

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the atsinc.org DV SSL/TLS Certificate

This certificate with serial number 06:14:11:82:b6:88:bf:e2:c7:3a:8b:74:5d:f2:00:97:75:cd for atsinc.org was issued on by Let's Encrypt.

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 atsinc.org 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): 06:14:11:82:b6:88:bf:e2:c7:3a:8b:74:5d:f2:00:97:75:cd
Serial Number (int): 529502638505733166007927929741117624907213
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 96:d3:e0:7a:1a:53:2e:67:63:14:47:65:2d:6f:0c:7d:93:cf:e6:c9
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): f6:d2:8c:05:4d:b1:5e:40:57:14:41:cd:49:c9:a5:56:28:60:c7:7e
Fingerprint (SHA-256): 2f:f9:09:9c:34:e1:fb:a3:f8:e2:af:a3:d3:87:0c:5e:14:36:10:2c:5d:c4:50:cd:c8:99:56:b1:ce:3a:5f:19

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/78.crl

Check the revocation status for certificate atsinc.org
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for atsinc.org

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

atsinc.org

X.509 Certificate

The complete raw X.509 certificate details for atsinc.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmLRIRC+aGSDJ22FVb6gD
uWaFX1dgnogQNls0s0m8m1NmzNoKKKbQNpwWdOu6CWg6wblBT2zvuEhj2qMfJ+OG
AQ5aG4JqNFsqB2GfdVYb+h0hWrFRpMM+JFtcPJn6ESatu1elhiW0zCAvIcaXkKK/
a7EtXWAi62l86jtcljIFETFhqiZn7jQVxlqPsHRBdC5VN5JVkOkq2ZMx8d3e8UM/
dBR51t0eRdYNDN1bwjyfxuSkHodliut44dc9/w9Km9NK3MgnSUpisOMlOFO/DG4p
hR6Uc7VSzmP/DGO4nUoxIigEhfF8gLuBeRSis34vyc4J/qoiqWFBm7OuVUMPDcTX
AQIDAQAB
-----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 529502638505733166007927929741117624907213
 . . . . . . . . [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 2025-06-29 18:24:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-27 18:24:46 +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 'atsinc.org'
 . . . . . . . . [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 19277122865621798051556747322159817245180389333810612188026357008258628226110414124244165177167433866744204864856727621806708023483932759031780299628726861490463256882671675531353448826165258925459606388698757992003668899765995415769956674820750966488182791965856738109633841702566520305173300118518132001392247424572601322437645104371833001502102234670533114541516037409875046340407524754801139036595804274911353027907702893672047634300975718518825341281396457400628830130351976426733860933484513176594192986179458623561523908736590952953301589086021751710343711230305915441621254425363161726683937344335427334887169
 . . . . . . . . . . . . . . . . . . . . [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)
							96d3e07a1a532e67631447652d6f0c7d93cfe6c9
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'atsinc.org'
 . . . . . . . . . . . . . . . . [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/78.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)
							00f000760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197bd24d6d80000040300473045022100e19c419dd2cfd1d5abd4957a16c523edd2d10c1bbb78d7257f39dc6032517619022055f706b6576406c962b3f86783948657760860f88b1e1e5e0254605b294453cb007600af181a28d68ca3e0a98a4c9c67ab09f8bbbc22baaebcb138a3a19dd3f9b6030d00000197bd24d7c70000040300473045022100cf1d97f204e0d62f5099f653f27c7bbb0637b98ca64a509aaed4393cae39042f02204fac611589b9cd9c2c902d1a532614fbc699243a3b47a3f9769118eb41e6932a
 . . . . [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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