fu.edu.pk

Issued by R3

About this certificate

This digital certificate with serial number 03:28:d5:13:1d:8c:14:fa:0b:a1:8a:95:3c:7e:5e:68:a2:19 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:
  • 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=fu.edu.pk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:28:d5:13:1d:8c:14:fa:0b:a1:8a:95:3c:7e:5e:68:a2:19
Serial Number (int): 275231377288149090965532858966068842504729
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 06:d6:89:d3:4a:fb:9e:09:72:cf:43:21:1e:c7:4a:11:ee:5e:51:9e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d1:9e:45:2f:0a:b0:2d:db:b0:80:62:be:aa:1c:61:a2:4f:8b:ab:4a
Fingerprint (sha256): b9:f4:cd:65:4c:f3:6b:2c:4d:59:f0:89:1c:48:06:33:73:88:c3:48:f6:14:da:33:67:77:cb:89:1e:76:c5:14

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqiLydZ0LKZD00fvQczfn
x/udk66A8QQkdCCOxpO7sJa55cAlrpL24VS1Ft+nR8DeFUOvMDTZcxRx+9LKFoAc
mtm2mplKZdXSbwDgorwjMS440S758jy5F1AH8bayHwSiAypdjK7ygCgtvwnhg5Gw
eLLxDQtHCscKdGpj74rq/A4sx2GHqBu1H1iX/c4GuFRLKf/xrdGa3b0zUZM4/RP/
RPgWFoQfmM2kO+7Qmy/m1amcR4x92fnVGhay5yy8+J3n1epveui7c/Hnjx9gpw/i
8iuklDPCU3+JmAvU0dUk5ktfqrn0+3H00GMP21Y7aBQ1Jzf9r4JNIEEBFPwvSkYF
AQIDAQAB
-----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 275231377288149090965532858966068842504729
 . . . . . . . . [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 2023-10-25 06:40:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-23 06:40:31 +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 21477744905045104376474318736544725771999072135547884439508603285633441106324200821709833640530731721300330017490341352863343572767661787849693766943338738390585759977064917893730225862314059252365953143556895896796004126854569409696789945472844938800316214164580958633824968364878453841404735406734889589730789500381060037611147046560616534283227733952203853259217115405958969405128683080740684952299177304806261868931574033804938161481736364447135487153495219732531061665181799742105855972486020486692226487564211386815926446642916085286813674013257352834924029859261017405537534930393060057078563164668139279877377
 . . . . . . . . . . . . . . . . . . . . [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)
							06d689d34afb9e0972cf43211ec74a11ee5e519e
 . . . . . . . . . . . . . . . . [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 (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)
							00f00077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b65c725dd0000040300483046022100dccd24e542e87c62512f0cd320152c98d64e44a7e921047cf61e637862153197022100dce44acf450513f13097abd4762a9a68808e401e98309d5c02fdd8ac84e0eba400750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b65c7261a0000040300463044022049ff33f283137bc5e244dfc2527530acea1a75c2a258d8d7a752c33065dff8e202203c3f5cf791f15a9a5c314f7ae6efa0250586e113381af6a3649228cad3c23547
 . . . . [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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