www.sentech.com

Issued by R3

About this certificate

This digital certificate with serial number 04:81:fa:bc:06:8b:42:9e:af:a9:41:97:52:38:d9:72:d7:15 was issued on by Let's Encrypt.

With 5 subject alternative names this certificate can be used to secure multiple fqdn's. 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=www.sentech.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:81:fa:bc:06:8b:42:9e:af:a9:41:97:52:38:d9:72:d7:15
Serial Number (int): 392678852343325471950947871809723178342165
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 79:37:20:d8:ea:1b:a4:d5:56:31:d5:8b:d3:00:c6:d5:a1:e0:dd:09
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b0:9a:83:11:13:a8:9e:89:97:53:6b:ec:8b:11:20:e0:46:3e:4f:24
Fingerprint (sha256): d8:3c:e7:3d:20:d2:22:ae:dd:b9:27:57:ca:1a:d9:ef:eb:7b:bf:4e:76:fa:2d:58:ce:dd:d8:ba:7c:34:6a:c1

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

Revocation information

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

Check the revocation status for certificate www.sentech.com

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sentech.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

sentech3.api.itool4.net
sentech3.b01.itool4.net
sentech3.cron.itool4.net
sentech3.f01.itool4.net
www.sentech.com

Other certificates including the domain name sentech.com

(limited to 100 certificates)
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvm6PnaH/iLV//c+TkEJX
Tap18HKjC9EpxnL1hPHenw2Yu84sbkpElqsCBwbXykdinURm6PtYHzb7RTc7cXfO
ONXmzvru/SiSZzML0rDUFd4Ayy6lo49ZUbgWuua5MFtc0tLOirOCTc2T3kS/pQkz
0762xys8xBUBaMDJGDB6M2mj2YnHXquyzCBZGcAJw3LA/AZerSCy+aqkXGPTZTxd
/BzZ9QRHTWHPbIdRRe0VB71zIocsJpkvZKE78bSFn2U+dovJoHbMVe4ewBQXdfdr
ikQIdHXh0yEwDqBDnXsONOKUaDonQeTOD0Kym9AHJgr1XbD7EYiCCekk42yEFJkm
MQIDAQAB
-----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 392678852343325471950947871809723178342165
 . . . . . . . . [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 2023-04-21 00:35:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-20 00:35:30 +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 'www.sentech.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 24039797604151232721058003076119741960500003368127553349685953049342833306846888426533954862017123908122360756871066887921076029946103089591516683365348484117200005903487002242012188287044659609596890159700249072312168883146227779483354873550519774222102941784631196463657565417849659225456181288659916869681564253699776150361465434030872954595986403437969024693483429514543523388812182172230308152462661941118130238548678948460847929171652363853343634879747329554698663330912536164639332415945483349601137721314255373157167755148702999288844136782042299769588462055020857250166406888292852227193870795507801645458993
 . . . . . . . . . . . . . . . . . . . . [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)
							793720d8ea1ba4d55631d58bd300c6d5a1e0dd09
 . . . . . . . . . . . . . . . . [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 (120 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.api.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.b01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.cron.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.f01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sentech.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000187a173c6b6000004030048304602210087a9b65dd03b818f8e76650d28ae9b5fdf2f7b389c4f05d162878ee540c2667a022100f639bafef81b774e645906ec8eaf2065a65e43cd7d2b513de01503bcdd6d42170075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000187a173c6d9000004030046304402205769c25deea874668d3b148c5c377d6e1af35d3521aca6fe5bddc082425d56a702204ba306cd05e014a28a2ddde9508db23272999af9f08f2d7c744ee9940f55fa4b
 . . . . [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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