tavvan.com

Issued by R3

About this certificate

This digital certificate with serial number 03:68:fe:15:52:db:da:84:1c:97:72:23:d3:5b:8c:89:ec:3f 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=tavvan.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:68:fe:15:52:db:da:84:1c:97:72:23:d3:5b:8c:89:ec:3f
Serial Number (int): 297063958584797920538590475392144665865279
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2e:ba:17:e5:28:de:4e:37:4b:bf:af:0b:ee:51:56:a0:ed:f7:d4:25
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 88:1e:85:0a:d7:d5:35:27:8c:bd:4c:00:d5:9a:a8:d9:e6:f9:f1:aa
Fingerprint (sha256): b9:74:7d:b8:97:49:92:fd:52:c1:b1:6c:7e:0c:7a:0c:47:d9:0e:36:32:d7:1a:b9:29:25:6d:d9:f4:cc:e3:a9

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

Revocation information

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

Check the revocation status for certificate tavvan.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tavvan.com

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

tavvan.com

Other certificates including the domain name tavvan.com

(limited to 100 certificates)
tavvan.com
www.tavvan.com
www.tavvan.com
www.tavvan.com
www.tavvan.com
tavvan.com
tavvan.com
tavvan.com
tavvan.com
clownworldfeed.com

Certificate

The complete raw certificate details for tavvan.com 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 297063958584797920538590475392144665865279
 . . . . . . . . [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 2024-03-01 07:07:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-30 07:07:10 +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 'tavvan.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 825624819903431866995426112814006608453914282029154650833602449768459452018195620175629441608907622114497265242588525577338401571839544634891623448048870228506629150367586880732609667317789269727027536112986141435649578207779979071429611471750115051099992737658257268335428164913271587285188516713767809575246460401000987834242725134443355228235302104604865914473997145104256765037670787133296765122603470883759469298856018936934735013867113803280433820531670373503746587671900145184409649686677785248854821367514316188810424406190978491834687316262368709835286060815154073319166654689399299373471667627674580532257608024607869143107370921869154656749042937889260319184681525853956741842690305952652465226894298221802332732207067916793316802312406252091494601467770127368930650969007781798955755698749724194643751252157066392716275886553467323531984716908764702718481784500584830249233278962461183793837446358491471203679874316666888829240587262861680886769055734487301678671952901739476011600698965135256233671463066438858647155563502415479028085425876927589917865864341180964817737575632425426744775183540073899922569763559991540740215304303831034366762212488896066395081329317071937161561674625885042448221380917174937558661019357
 . . . . . . . . . . . . . . . . . . . . [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)
							2eba17e528de4e374bbfaf0bee5156a0edf7d425
 . . . . . . . . . . . . . . . . [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 'tavvan.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)
							00ef007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018df90d8ed700000403004730450220731106d720b5d3730b03f2495d23ab1aebb1a26ed329d9ff8854aeaf8c146691022100baa55f2d26128556f35521ff828281f3012e7d8f673d0706c368c477f2f13071007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018df90d8eef000004030046304402201b0e2d993112d3a6623f4320df1edd05c164defa1f373ca8b6f97b53585d1e0702206ae888e2f581360e6620ebe4c3e6e2965160064b5b21369188627e224372f0e1
 . . . . [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)
		0004c92a6e9a7a6f40a39335ed1d01f79d95ced164552f2330554d6c931421be36b38a98056b1c195647d45e2a0cd183a89de53571115276988e7ac94f36b8622d81a99ea8b503171e5445d7471ca68acaee3bc89f5c54d24b308f136897f84ae4b7be987aa960345771100137d6022a549b8c1bd4fb4cd4f85da378dc12be9cd637f99ec8bd9ab70d60df2a9c3d2f0c3737b5e4b1728f93a0bec469eaf6fd8989a703bd93d3b4ab2542c91a4d1f541d19ba60b2de8816469f87d6865c80122dbd59d36c3302af0d83626133a83093fb1cb26e3703013b2ab3d7355efe293f0d22a80f13c1d9270cea732e2c4717e77f2a458fbf2efd9c51d567690d31acea0f6a