chinaspringisd.net

Issued by R3

About this certificate

This digital certificate with serial number 04:3b:a3:4f:20:af:83:c3:a4:06:3c:c3:12:dd:87:c5:76:47 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=chinaspringisd.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:3b:a3:4f:20:af:83:c3:a4:06:3c:c3:12:dd:87:c5:76:47
Serial Number (int): 368742878393083936277754970029584405591623
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: cd:a7:52:75:0b:1b:d9:e6:bf:35:a7:8d:04:2f:73:09:54:20:40:0e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b0:19:b2:17:05:96:35:b9:d3:90:be:c6:cf:da:3b:ac:cd:25:31:35
Fingerprint (sha256): 0f:df:39:8e:dc:bb:85:2c:00:bd:2a:83:35:02:b8:28:37:1c:58:28:13:00:4e:00:1c:2e:a7:ef:3a:55:4b:dc

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate chinaspringisd.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for chinaspringisd.net

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

chinaspringisd.net

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Certificate

The complete raw certificate details for chinaspringisd.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2i0frvLVwVT3/sIf/ccx
H1fv43ET4ACQVIsrLnIwurwHv2IuNZ3VruNudyFY6lcybkDx+9h02DQpPbmehCFL
l9n8MU1EpL1wU5Ji359iA+XxAWY76lfbHmQ5atxW/bOp0hDNRYL9WOIYU6FF9TWM
a4lMa5sFbiNgTXeJQGBTSZpU3aXDwPun9CJzOEWH2KouOdJcgdm+7+fj4o1VeCex
u8Mz97zGDSrDW6Mlls6s+fg2xVAXyMr9Ycnj2I/8jPZj9b9suRywacx9XxbSqZF9
Q2jknzCY9Oq3Lni4CzWxbSc5gALWUNBqAj5XKLjd41mbabDTNNnHh2+V4JxUAbd9
OwIDAQAB
-----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 368742878393083936277754970029584405591623
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-31 22:17:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-29 22:17:58 +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 'chinaspringisd.net'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27542201839580457916295758181549930204615397079879948111562881591394777371207038258876669238859595878231578442412862052229432240067341195194968000111077214446260127214665911493989861214956306182244282130103298040866612263395584465064084952700058772536986143412512392000704592039325577729444642195656650489851707562483191601882062779261091387916136349967561453279816306030660794531330588484062152314456917110669005478748044618740169967610814882887593511398822239988165478829186826143332001568411686204287899939188054438470213912091827289862911144382577275568328863748900892679850016291500299834635170293945685515926843
 . . . . . . . . . . . . . . . . . . . . [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)
							cda752750b1bd9e6bf35a78d042f73095420400e
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'chinaspringisd.net'
 . . . . . . . . . . . . . . . . [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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a4de3a6200000040300473045022050537aeb7b2530c5c2f61a4c68b7168014833170c4ae5dd05570b4188457a49d022100dfcc7f4e755e637523679c5ed7b54b936e9ec29e9e198633af1272f47901ce42007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018a4de3a6560000040300483046022100ccbee92b23754452dd10ee1877f31a132e9cc5e3dd61345290d31014b62c92590221008190d54a1adb045289e307e7a2af773f61a5761637efcc6e832e1a3643a6ba95
 . . . . [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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