efax.com

Issued by R3

About this certificate

This digital certificate with serial number 04:af:f0:4c:73:eb:87:21:31:1d:4d:9f:68:93:93:b9:c4:c9 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=efax.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:af:f0:4c:73:eb:87:21:31:1d:4d:9f:68:93:93:b9:c4:c9
Serial Number (int): 408317969622892389362591489821331183748297
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 79:37:1e:aa:ae:2b:7f:62:c4:51:0b:1f:09:fc:33:49:74:dd:f9:c9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 79:95:03:c2:f1:71:6b:de:2f:43:df:96:50:0c:d8:07:fc:eb:8b:60
Fingerprint (sha256): 33:b8:14:4a:91:42:29:df:16:3d:e4:b5:3a:31:6b:d0:9c:73:bf:2d:0e:8d:38:69:2e:7a:de:8e:10:3a:e6:76

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

Revocation information

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

Check the revocation status for certificate efax.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for efax.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

efax.com

Other certificates including the domain name efax.com

(limited to 100 certificates)
agave.efax.com
j2global.com
sassets.j2global.com
files.efax.com
j2global.com
j2global.com
www2.efax.com
j2global.com
sassets.j2global.com
scansnap.efax.com
devwww.efax.com
www2.efax.com
sassets.j2global.com
dk.efax.com
sassets.j2global.com
agave.efax.com
sassets.j2global.com
hu.efax.com
it.efax.com
sassets.j2global.com
www2.efax.com
www2.efax.com
www2.it.efax.com
www.j2.com
qasf.efax.com
sassets.j2global.com
sassets.j2global.com
en2.efax.com
qawww.efax.com
scansnap.efax.com
sassets.j2global.com
sassets.j2global.com
secure.messages.efax.com
files.efax.com
sassets.j2global.com
j2global.com
sassets.j2global.com
*.efax.com
www2.it.efax.com
m.efax.com
j2global.com
qasfit.efax.com
no.efax.com
sassets.j2global.com
sassets.j2global.com
www2.it.efax.com
j2global.com
en.efax.com
sassets.j2global.com
sassets.j2global.com
mx4.efax.com
se.efax.com
en.efax.com
test.securedocex.com
dev.securedocex.com
sassets.j2global.com
sassets.j2global.com
sassets.j2global.com
fi.efax.com
en.efax.com
sassets.j2global.com
j2global.com
qaen.efax.com
go.efax.com
j2global.com
be.efax.com
microsites.efax.com
sassets.j2global.com
qawww.efax.com
*.efax.com
mx.efax.com
files.efax.com
sassets.j2global.com
scansnap.efax.com
cl.efax.com
sassets.j2global.com
m.efax.com
sassets.j2global.com
j2global.com
www.efax.com
corporate.efax.com
m.efax.com
go.efax.com
secure.messages.efax.com
j2global.com
hu.efax.com
sassets.j2global.com
j2global.com
j2global.com
cl.efax.com
files.efax.com
sassets.j2global.com
efax.com
sassets.j2global.com
enterprise.efax.com
files.efax.com
www.efax.com
sassets.j2global.com
qasf.efax.com
efax.com

Certificate

The complete raw certificate details for efax.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2g6qZ3oxeoyKYcXi7pRZ
Pr70uBtTL0/q0B1L9MZ/qZgdypZm5G2EXRcmMUxjpkcgED92Nc6n8H1oh4ojLmSp
Rv4SdRmY7BihhY83IWjy7YE5MvybygdAy8LWwQVpMY1v6FvDoQSDjjf3XP64MSXZ
bdwVcsCPcLRTrMVOImlYMsBhLY6bxU2tlxkK7C2CpopN+E4LBfwbbasPLraoRGPq
jA2h2t6HaEH+DYQPY+IcsZq09ARzCKOHz7GTbw/pYjL9OCTTjWoJGCNlxE2R6wAl
jBgFrBMmV2vEgysrvomrThU4blM8cRi7kC2f/lMNoJi1RhxU7fzpte2RPci1FUNm
0QIDAQAB
-----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 408317969622892389362591489821331183748297
 . . . . . . . . [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 2022-10-30 01:23:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-01-28 01:23:17 +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 'efax.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 27527182379930638391614510518812984642014127278939425784917315003060617204323520507810482935347936684286556904788050955178846328664986203085358631351232669877250800884986648791371153284352214279226624068460452075768238160911931515828929963735941683762957269731876019391557453764511973674179515995268436306125345456334302281717121213562535618656172504724152115997014871242180508877431953436664600630641795179723401821124766249741969179207541789404564833768875306134276453867991813680267461301254105937658125026478904131976380703845419850672301751659022819751669675212984967513908706151934035561430810936961119247623889
 . . . . . . . . . . . . . . . . . . . . [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)
							79371eaaae2b7f62c4510b1f09fc334974ddf9c9
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'efax.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 (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)
							00f1007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018426b356780000040300473045022049acc0be0cf674b74a357613f3232869487c0226b09caa88b7cef9e84459dfd0022100d3b14dfca7cc2bd5dc0bfae5f39fe520bd8b5c4a7e1e5a80ecbd95f255c0e8fd007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018426b358480000040300483046022100c0613232981d94f805d54f7c7ddc92b98a5eb613e2940e30fde93a8bb4687ea3022100f7391608feec49608eedbe3fa1631a15c3a1a673b2a5cce0e67f5bf06ea72118
 . . . . [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)
		00370caa10188b6a0fa9974d5262159e7ecb5c730fd9bd10fed5a4468e3e309b9241888c975015bce6d840cffe5047767f7da39feece18cfb1d5d8604b451ca9577143af74ee6b58d3114c673597e23efd069c8c2365fe858a9a4bf4e3f584ce5d5d34e4ac3f4b1760b25cd99b2585d6c3ec0468b5e25688ca73aaa7b3eef5ccb77489c51b9f92ac5d9d6cb10ce90b94edbf085d2e180ca14b2e5f0ae90eea13cb40770799395449da2ffbc39b278ca22429c65b52f27a86da60eeb02e5bac583583fba63608bddd4343aee50e2a3004ac5c49aee64e5a3b374747ffeafc30fb2a7dd2673b08796af78e6455c6b006ae02577b0df134980e6fb4d2d048f9902972