fu.edu.pk

Issued by R3

About this certificate

This digital certificate with serial number 04:5b:37:87:b4:c0:e1:2b:34:9a:cd:21:58:72:db:d1:ac:49 was issued on by Let's Encrypt.

With 3 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=fu.edu.pk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:5b:37:87:b4:c0:e1:2b:34:9a:cd:21:58:72:db:d1:ac:49
Serial Number (int): 379488651282805681555880360378999843695689
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d1:3a:cc:ed:f2:7f:d4:df:8d:a5:2e:1b:81:83:42:97:e6:0b:61:d7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 80:75:9f:0f:41:75:6a:fc:aa:b1:7d:c1:b8:23:46:04:76:27:35:16
Fingerprint (sha256): e1:b1:42:33:cc:80:93:2c:29:fa:86:60:5e:5c:78:79:75:7b:d0:3a:83:8f:06:c5:86:c5:98:22:81:6e:3c:2d

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

Revocation information

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

Check the revocation status for certificate fu.edu.pk

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for fu.edu.pk

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

fu.edu.pk
webmail.fu.edu.pk
www.fu.edu.pk

Other certificates including the domain name fu.edu.pk

(limited to 100 certificates)
secure.paypal.com-verify.fu.edu.pk
fu.edu.pk
testing.fu.edu.pk
fu.edu.pk
m.facebook.com-security-verification.fu.edu.pk
verify-and-update-your-accouunt-security.fu.edu.pk
fu.edu.pk
fu.edu.pk
webmail.fu.edu.pk
webmail.fu.edu.pk
secure.paypal.com-verify.fu.edu.pk
fu.edu.pk
webmail.fu.edu.pk
fu.edu.pk
fu.edu.pk
testing.fu.edu.pk
fu.edu.pk
m.facebook.com-security-verification.fu.edu.pk
admissions.fu.edu.pk
verify-and-update-your-accouunt-security.fu.edu.pk
fu.edu.pk
fu.edu.pk
update-your-paypal-account-verify-your-info.fu.edu.pk
fu.edu.pk
fu.edu.pk
fu.edu.pk
fu.edu.pk
fu.edu.pk
fu.edu.pk
fu.edu.pk
update-your-paypal-account-verify-your-info.fu.edu.pk
webmail.fu.edu.pk

Certificate

The complete raw certificate details for fu.edu.pk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvj8vftacV9Xa01SOz1tP
TPCkvJDMm1F4OAveErs4gbaHbZMQtWgvfK3+dpCbVDCFD4rYMBg1sHPbGEIVlnnn
0IP2a4UFrIbdbw47WP/o2Wko/AF0NJAnP8B+QBP347Kl69/ffLMZ3ePGUpPgJgz1
HsniD+wU7N1LId/hKanbE2WjrrbE5t1O9D3jkJTrVJJ1BusGdIxWlCE3EyUu1rdi
tYMPvzcHUYaInPV3YAV6Oscxduqmh4aGpEZA0vEM9l/3ueJkCyeq1IcYz2HhBAdQ
HMQuorvNDFOcaKRGPc7NgHZb0vGH3zIHXvxFA5pIB47PLc65GgBfmaF106qi/1gg
sQIDAQAB
-----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 379488651282805681555880360378999843695689
 . . . . . . . . [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 2023-04-28 06:41:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-27 06:41:53 +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 'fu.edu.pk'
 . . . . . . . . [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 24016435889247156524119445743229584605418927717530410049764665701800451588841778761987168426247500345387906346455403887468620927951004418348030990847891487071896290687153136863683034422681942345693456403672423224582479845248857871124975049056031256109259763822767790676505809459331261899970055078203067271519300120629762848701183451446910062713998636271699369048685032031630759402879995415881015382839916288985983261476136108792231428770077282266535320507915498414952271515740143096270743007349274384790483484031290437221377743554291352304587031668484105917841236610627570842188907306529835396983748793370190208835761
 . . . . . . . . . . . . . . . . . . . . [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)
							d13accedf27fd4df8da52e1b81834297e60b61d7
 . . . . . . . . . . . . . . . . [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 (47 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fu.edu.pk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.fu.edu.pk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.fu.edu.pk'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000187c6cfb7250000040300473045022100af205c11aceb85cde1c1009421794f07d78b8af89bd795d4f48199c24ac5651b022060de2214cc58805f1d1f0aef8fac710482861ca63a41efb43436186aff7fcf5d007400adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000187c6cfb75b0000040300453043021f51b5e2c117c2992b7b9940ebdb2e67d2d042205f41d920f3362dbaaee7b89b02203197f03d15f56548da0bbdc8c25b45e2fe08fb94d8bc04065e189f101b46e6a7
 . . . . [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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