community.flutter.cn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b0:55:32:84:8a:b5:1c:a0:ce:0d:6f:53:e4:c3:c6:ab:41 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=community.flutter.cn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b0:55:32:84:8a:b5:1c:a0:ce:0d:6f:53:e4:c3:c6:ab:41
Serial Number (int): 321339801056118159605073101379546105948993
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2d:6b:05:28:4e:a5:0f:02:3d:28:9d:28:09:b5:47:24:5d:31:65:4c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 83:17:bf:f8:17:1f:90:09:6a:d7:e2:db:46:e0:b2:f8:3d:e6:fa:4a
Fingerprint (sha256): 15:5f:ee:86:6c:06:e8:0b:e5:6d:b5:54:1a:0f:15:55:80:b4:b1:8f:c2:4c:c1:fe:a2:ff:a6:1f:73:84:22:49

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 community.flutter.cn

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for community.flutter.cn

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

community.flutter.cn

Other certificates including the domain name flutter.cn

(limited to 100 certificates)

Certificate

The complete raw certificate details for community.flutter.cn in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 321339801056118159605073101379546105948993
 . . . . . . . . [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 2019-02-12 15:22:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-13 15:22:04 +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 'community.flutter.cn'
 . . . . . . . . [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 931625620224627009549529869776997734003144680314075940670255159821933953720929063131154582539293232604157208360293351762511435683382163981853739331237442911799015959003819211871714402452276823167864446948793868347037503020887231165992985304085980114286868940195457834656833238172558989857498685450247309576640135333817886733019165300504777184017683921288793062946127845793379588736063778923563215010707482434339407088138684725596326098558489209512876290439806077563672901735802094620529698143618128353909172319859003555764509598795602675289971941966349484964541639991776310840281737790820584461680065636006773111057872486964645743340945786831680746094387167133235393402666625255116012482668029005878874033391360881465509034176127451345816999882878167376480450112550023186864554988880278662926740033297256431026184949288684942926755893066947884926972569098878405594824131178525594458235900318471138621482886906681706893891205663638941423760392471953276779930875179378823476329046015830524625403117897760389254812066247849829477611905498463042880714667073833712409096650768323558653817515203764522817753527215812828859404977270153131404936469905812181249667545267992984495952498680101484284448158104802077938745169873490978164404205621
 . . . . . . . . . . . . . . . . . . . . [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)
							2d6b05284ea50f023d289d2809b547245d31654c
 . . . . . . . . . . . . . . . . [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 (99 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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'community.flutter.cn'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000168e283f2870000040300483046022100c3c223654fd47fb5a932a1fdc0345ae9c092a51484f9b4934877b1243475af1a022100e3db34ffe74fdfffc4228097295eae1b597dc40126070345266cb9ea951a32ff00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000168e283f2d20000040300473045022068ceb822f432b25f66cd9af7d4a2cd1b670eddf61f0c4364046834423f2ed2e9022100dab6d86527d7b0750aeb265019751317e0d5a786979080620be2d1047ae56632
 . . . . [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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