hangingupsidedown.com

Issued by R3

About this certificate

This digital certificate with serial number 03:44:83:1e:f1:87:8c:9b:dc:e9:5f:1e:61:0f:37:e5:8e:c7 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=hangingupsidedown.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:44:83:1e:f1:87:8c:9b:dc:e9:5f:1e:61:0f:37:e5:8e:c7
Serial Number (int): 284650348281058168227141284399201535758023
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3c:b9:86:a0:c8:8c:97:f9:34:5b:74:db:05:7d:9c:a0:b3:15:a2:7f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 23:0e:7d:fd:82:6e:17:00:41:61:83:1a:de:0d:01:ae:f6:03:82:3e
Fingerprint (sha256): 8b:96:54:01:7c:c0:46:53:78:97:98:56:2d:38:fd:a1:dc:e4:e0:d2:5f:f0:80:e5:39:50:91:f9:a8:d6:7e:15

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

Revocation information

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

Check the revocation status for certificate hangingupsidedown.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for hangingupsidedown.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

hangingupsidedown.com

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Certificate

The complete raw certificate details for hangingupsidedown.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 284650348281058168227141284399201535758023
 . . . . . . . . [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 2024-01-23 03:41:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-22 03:41:10 +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 'hangingupsidedown.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 827845801281406605723279960228012408044632730675430050908864030939398759090554863105967513834675676872972660597637550765572354638574149776649215395222288383320747087424110055170855000191835113265617777527046794300695997532600187148578247809818854230110320474692258327060605937125958417349528095784983281920818119099435918031684309470174330996886863814243473876501408512054162412732769230884637219522088335907319171358658892870403183763114764154103470882584213122454128592999740040931372930282962952474723282465641611860007950984938801235991950514307228429802869828149219749968825646775315286167707305544181039254157607768392529506680308439235023473776599677161348313174533098313071719120817727143595935865301924268718388316017321752947053195799160638719001196497117325447150200499143812789135593432935308318329221038302364394557734264522798095473968463828738442366429704171581370617415570199140924001540165729938409052417414069442493508620691541396873562481939912486751339918033914499474340174066405121931060535262446367138550881541755985850653975505151309508455971137480092968769635027264696127839187970821972432830461039475053601654378645839652627431182772477458151628575533254525729223998028401364051576218324628034994911636696181
 . . . . . . . . . . . . . . . . . . . . [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)
							3cb986a0c88c97f9345b74db057d9ca0b315a27f
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hangingupsidedown.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d349f4b84000004030046304402206ea079ff31a209c590e7e70420f60d20a5df0507c2751ef3736c790ceae30c7f022012f17855969bbdbe409a08b3cb93155a8424ed93add787c23cc903e6611a771a0077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d349f4d880000040300483046022100e45e60c0ba5aeafd52f3d47c7fcf534036c1ae97ec21febc8bfb98ed2f016d7f022100e405138b9911460306353bfb1d06982e2078533c6f41d66e425a3ac5a01f9572
 . . . . [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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