langnet.co

Issued by R3

About this certificate

This digital certificate with serial number 03:8d:68:cb:2f:24:4a:44:0e:bc:0b:ae:84:08:95:b9:50:d8 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • 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)

Certificate Subject

CN=langnet.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8d:68:cb:2f:24:4a:44:0e:bc:0b:ae:84:08:95:b9:50:d8
Serial Number (int): 309455966235105426498404605590644398313688
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 86:1a:be:a6:02:49:c4:30:fa:27:b2:1b:7e:51:24:44:ac:e7:68:b4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): aa:70:7e:46:04:d6:ea:43:80:85:0b:f9:9a:74:cc:b4:62:2d:94:b8
Fingerprint (sha256): e0:8a:87:94:46:0c:a4:5c:33:e3:85:79:ec:0b:51:9d:ce:61:29:fc:b8:54:fd:35:7f:bc:43:dd:c2:04:05:13

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

Revocation information

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

Check the revocation status for certificate langnet.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for langnet.co

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

langnet.co

Other certificates including the domain name langnet.co

(limited to 100 certificates)
langnet.co
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fairyzz.com
www.kornykornelius.com
langnet.co
langnet.co
dl.langnet.co
radiocristosalva.cl
www.outufit.net
langnet.co
kesdefence.com
www.hydroniums.com
www.rosabloomsph.com
langnet.co
www.coldair.run
langnet.co
dl.langnet.co

Certificate

The complete raw certificate details for langnet.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3YZwYsNqu2Hyx6lZMZhX
8VM2AUz6DCnx1MP5vw3z7HBcDf/hkrM4Hxw0/nnSfYMRcC9C8i9UM6rv7UAl2YUT
W01DEdGd/6Rx36f7egJT6LQklce4gD5tqq7d2FfBPPOFRheEHErd0g4gEi+80ci6
Hv4Pfxl+CRbDJl2C7WXbdGxp10nQknJxnBxQmysoFkx+6dmEY3retVPYpQEmAEre
XiDGKOaIRHlQ7Unp1woP0x2FL/jmZuj8394kaFW+BwGyxjwZ7BSIBda3B1I47c+2
z6JlK1HV1MRdGjlEs5nlcgueaSg6/nTysxjzUxeauobCCDfQGFQjvJJDFYVPH/HV
rQIDAQAB
-----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 309455966235105426498404605590644398313688
 . . . . . . . . [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 2024-01-13 15:06:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-12 15:06:19 +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 'langnet.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 (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 27964959742679216771476337313357407652034217134957769560823163841981587556550299473613636857744688881700838234915186247052596055571144279108891859489515348365063861611840788478861443681559327851410349323719782394521445362439615161970213094605797830351221127501838807448082907885084086419427185379102244262598175970135087601603238455479472729731168056242586015969799856421094640769910745722714998717798944492244013977721222964179942840526797754454168879501663201913796721815657504419225940189020640272675220387942283041193983331463969064264625132024370401463820211608950512438974358830409167747205288742330409937917357
 . . . . . . . . . . . . . . . . . . . . [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)
							861abea60249c430fa27b21b7e512444ace768b4
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'langnet.co'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d0392fc1f00000403004730450221009a484f3b6bd6650b1c48b962d102e603a487ce208402debc798b68e8de81e02a0220460e8a88761c6472cf0743f971723e890ea9a32f98ba8a2e5e2861aec71423e6007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d0392fc230000040300473045022100f89a4937ec05138b244c40189e7e07ef5d520a768b2b3070514d029acca1a5be022045a4bab1a4ab00ebbc1d1f9e6c5ddabdcf64b390fe208c3ecc1cbbe7bde0a4d7
 . . . . [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)
		00a1a8302377ee49459c66a7e96d6b61f5fd8eedec6d5346300389d94da96977110b904d2b6d7387d8947771fdff7ad06b925202b200817bc945ea96897366b4f814518d41324d7e116b3f8f59ce1ddf856f50f0202bd0fb1013a18a2675ef6daf899d09f17292c0caf8b5c9077da540c60d9b534eac94bf8e65082b29c7efde973b9377b1f6d612cb5dd7e7f12c70f2635ebd4278ba8814cb91be6183ed5b2c79c57f9243968676376ce85e23aaca2e4ccada6a41f323709bdeb671bb4a3b97e1d34ae8c6d2248c52776d377ed25b22d9f240694d5905486851fdbcb1349825b85e29dc2420b1d3560e96c13b6d5b02e39588171533156c96d491ec743ae7519c