two-i.com

Issued by R3

About this certificate

This digital certificate with serial number 04:6e:15:64:62:c0:1d:55:75:d2:d9:d8:d9:8a:ac:05:b5:a1 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=two-i.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:6e:15:64:62:c0:1d:55:75:d2:d9:d8:d9:8a:ac:05:b5:a1
Serial Number (int): 385908639108838581024548970727706204681633
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 46:66:bd:d4:87:37:6d:fc:ae:84:a0:1a:37:f9:64:a0:9c:c9:bf:7a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): eb:fe:e5:e6:76:27:9b:fd:22:8b:98:17:22:70:e0:77:87:c9:34:5d
Fingerprint (sha256): 50:bf:64:45:63:8a:8b:ce:18:53:f3:b9:97:bb:f1:9a:4d:91:74:5c:8a:b0:53:cb:9a:b6:b7:bf:eb:a8:f7:8b

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

Revocation information

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

Check the revocation status for certificate two-i.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for two-i.com

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

two-i.com

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two-i.com

Certificate

The complete raw certificate details for two-i.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwgbukpEb0QaGIDQEaG9D
WfFIZqVDk7UdE8QkEi9SMvgArUlX2razd5/zm6nh8dEIAelnbvFrnvhi2lcO6Suv
9xTx4zZcThLrcijA+GUxl2L07q/7BfAeFOmh0pAhOmtXRLNqEREBmIKeCOfyiyZs
T9OXP5A6/NmnVJDpAJJ7Hen+07uHOTzZmlpIV3Ss00HrzpCZgxHHC2iPlAIU6rs+
jxXGTb3kOCkRWfx+8kvQQ+0YmW4mXS12dkr1zDqbMhE/Cklzmr7t0KN8uSS80jdO
vZcDynEsoN9nnOgye9Lj4vMDKpzXK7hsppgGye7DKRSeZCPo5nKfWmdcM9zCVo/Q
IQIDAQAB
-----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 385908639108838581024548970727706204681633
 . . . . . . . . [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 2023-12-28 15:14:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-27 15:14:34 +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 'two-i.com'
 . . . . . . . . [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 24493649422506677085578231603388487535638626583932146129662218638164044190581539292826637909196042690060060800854897109356175573004746520935306292167923079287374324943335773118943052422683613697076180633198096947301553021345086773800095763598388525735581230399676726909619726746559265786316369482203372289325100794689225862846178891220819638207184530772205746351823700269387965452849156831510372717975825366248334409413162595089754672426477500716544880641244514841319844553361413705209418111200636849431297138942216438312206084786737261958787284499640644026197401570084010846392645575977743910539943415441831851184161
 . . . . . . . . . . . . . . . . . . . . [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)
							4666bdd487376dfcae84a01a37f964a09cc9bf7a
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'two-i.com'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cb134c78f0000040300473045022100e97839a18813c86deb4976cfdfeb635a509722371d6677f8c164ff1eb928e6af022073858f44d4ab919a708ee16a67047b429501e77c3bc5b49ae1cf47c683b2cf8a007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cb134c795000004030046304402203b3e8f49674ec35fa7377edd59994f10c3922eafff1681ee6c74dcb602beeddd0220244302d33a7cb952b4fe95f31d327204ad36b2c71280d4b513bfe750b8f360e8
 . . . . [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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