220 mx4.alumnforce.org ESMTP Postfix (Debian/GNU)
250-mx4.alumnforce.org
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 CHUNKING
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
04:4a:f6:4e:37:f2:12:39:0c:2d:9e:6c:02:5b:1d:eb:c4:56
Signature Algorithm: sha256WithRSAEncryption
Issuer: C=US, O=Let's Encrypt, CN=R3
Validity
Not Before: Apr 16 00:07:35 2024 GMT
Not After : Jul 15 00:07:34 2024 GMT
Subject: CN=mx4.alumnforce.org
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:fa:70:26:40:71:d4:52:e9:db:03:aa:4b:44:97:
86:af:f2:1b:40:cc:00:61:39:22:c7:57:ff:e8:60:
45:c4:5a:43:c7:a6:6f:42:37:06:bd:e2:f6:0e:17:
bf:c1:b4:b8:a2:80:d8:5e:c8:e8:96:e8:b4:05:07:
93:92:2c:9a:c6:fd:83:25:2d:b8:b9:04:1f:c5:57:
29:98:5c:da:f4:ec:82:59:b5:7b:c2:74:76:66:d8:
44:d0:0f:67:7d:45:cb:90:8a:00:89:40:f2:02:81:
23:3f:d3:90:94:5f:5e:57:61:50:38:ff:b6:71:bb:
c1:1c:3f:19:10:7a:cc:8f:a7:01:1b:2a:4b:7a:96:
b7:42:72:df:4f:b2:01:6a:94:b0:39:11:1f:bf:6c:
1d:ba:93:7f:51:92:0a:c6:f1:45:7d:4b:9e:a0:2f:
37:b5:a0:74:d0:fd:62:22:6d:83:4c:de:63:f1:d5:
61:52:ef:f7:a8:b1:79:da:78:36:40:fc:b4:ba:00:
cd:a2:e3:54:89:3a:7a:09:49:ce:2c:c0:07:50:56:
ab:56:23:86:63:91:90:82:c2:e8:f3:49:3d:8e:95:
97:ce:bb:d5:f9:70:64:d3:69:fb:c7:eb:a5:b7:0b:
9b:db:95:f2:f2:9a:c5:0c:a3:63:bd:fd:a9:a7:b1:
23:d5
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
62:EB:DC:2E:45:29:2A:DC:43:E5:B6:C6:B2:AC:56:DF:83:FD:EE:45
X509v3 Authority Key Identifier:
14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
Authority Information Access:
OCSP - URI:http://r3.o.lencr.org
CA Issuers - URI:http://r3.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:mx4.alumnforce.org
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 3B:53:77:75:3E:2D:B9:80:4E:8B:30:5B:06:FE:40:3B:
67:D8:4F:C3:F4:C7:BD:00:0D:2D:72:6F:E1:FA:D4:17
Timestamp : Apr 16 01:07:35.777 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:2B:59:5E:61:92:4D:25:8F:42:6E:CB:93:
98:D7:F7:5C:F4:8B:ED:5C:09:8A:F7:2E:C4:9A:F7:11:
55:0F:D2:2A:02:21:00:D5:AA:EC:1B:71:35:F2:77:44:
F9:18:3A:67:4F:4E:96:1D:2A:44:20:ED:66:71:BE:9A:
98:BE:E6:4C:15:1A:93
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : EE:CD:D0:64:D5:DB:1A:CE:C5:5C:B7:9D:B4:CD:13:A2:
32:87:46:7C:BC:EC:DE:C3:51:48:59:46:71:1F:B5:9B
Timestamp : Apr 16 01:07:35.800 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E9:36:E0:D6:FE:D1:12:A9:22:81:AA:
E9:14:AB:AE:8C:90:F2:04:F7:F6:5D:33:13:71:2E:54:
8F:02:FD:4E:9A:02:20:2D:E1:22:9A:45:CB:1D:8E:B2:
A3:79:D8:CA:C9:E4:E4:43:FA:89:31:4C:AA:45:D6:63:
00:D5:66:F6:8A:DB:26
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
96:7e:ed:39:88:16:ba:07:97:82:eb:db:c8:62:3c:63:6a:27:
2a:c1:77:a5:91:41:1d:37:b8:de:ea:5c:96:1c:b0:5b:ae:01:
75:7f:02:28:44:3e:8b:c0:40:7f:0b:47:1b:62:62:c8:6e:f8:
94:88:df:72:fc:bc:8a:33:7d:6b:b9:3c:3a:8c:0d:52:53:98:
d3:17:29:fb:cb:84:da:0d:7e:bb:90:6b:6e:bb:b9:2d:f4:be:
b4:a3:1a:71:28:a1:de:8b:17:fb:77:45:b7:bd:59:65:01:48:
cb:ce:54:fc:da:50:ad:ac:3a:e3:27:d6:45:60:52:7d:ff:47:
ec:89:43:51:90:f4:bf:3d:82:3e:4a:e7:18:d0:82:03:55:95:
50:40:af:f0:45:7c:42:46:ef:2e:6b:39:e2:fa:1f:52:3d:d1:
ee:dd:ad:63:ca:b5:9e:2c:1e:4b:8e:07:82:52:02:a8:fc:18:
0c:8d:bc:c3:39:2b:45:9f:32:ac:9f:26:b5:a9:8c:4f:89:de:
12:7a:dc:d1:53:d5:f6:23:fc:66:73:87:7b:c8:1b:50:80:bc:
55:d9:87:a3:62:85:5b:32:7a:84:7c:37:eb:ae:8a:b8:3c:35:
f9:28:09:88:b1:84:73:53:47:be:5c:01:47:9a:7e:b3:e3:3f:
18:b7:64:93
