| Hostnames |
mail01.whu.edu mailrelay.whu.edu |
| Domains | whu.edu |
| Country | Germany |
| City | Vallendar |
| Organization | Wissenschaftliche Hochschule fuer Unternehmensfuehrung (WHU) |
| ISP | Deutsche Telekom AG |
| ASN | AS3320 |
567473717 | 2024-11-10T03:03:05.07379625 / tcp
220 mail01.whu.edu ESMTP Postfix (Debian/GNU) 250-mail01.whu.edu 250-PIPELINING 250-SIZE 16000000 250-VRFY 250-ETRN 250-STARTTLS 250-AUTH PLAIN LOGIN 250-ENHANCEDSTATUSCODES 250-8BITMIME 250-DSN 250-SMTPUTF8 250 CHUNKING
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
f3:f2:d8:53:04:d2:f3:80:c4:b6:33:e3:db:76:f1:e7
Signature Algorithm: sha256WithRSAEncryption
Issuer: C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA
Validity
Not Before: Jun 24 00:00:00 2024 GMT
Not After : Jun 24 23:59:59 2025 GMT
Subject: C=DE, ST=Rheinland-Pfalz, O=WHU - Otto Beisheim School of Management, CN=mail01.whu.edu
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:c8:26:a2:ad:a9:e4:83:e6:e0:43:15:5b:e6:b2:
30:31:f5:1c:bc:83:23:94:64:6e:48:55:c5:7d:a0:
ed:55:cf:46:28:4c:85:b3:90:79:c5:47:aa:10:7c:
ac:0d:88:fe:4f:f3:c1:18:56:07:ea:4d:3d:02:2e:
31:2d:e8:17:d4:df:32:19:03:0f:d7:2a:2b:a9:9b:
b0:ba:7a:da:da:05:de:17:f5:5a:59:6f:e0:47:77:
20:f0:38:5d:24:28:d1:5b:be:0e:c7:50:01:08:01:
7f:6e:cb:3d:18:ed:40:6d:bc:fa:3d:46:2f:5c:60:
e3:8b:fc:2f:b3:a2:f5:66:c0:65:bf:ac:d2:40:c1:
31:88:49:6b:6a:76:4a:ca:c4:35:ba:ab:09:4a:8a:
64:3f:da:eb:e6:22:24:8b:83:42:55:dd:39:59:80:
9b:a2:d1:58:33:12:92:0b:96:ff:3f:b0:09:74:a5:
b0:23:67:cf:8f:67:72:32:3a:b1:ef:0b:65:b6:51:
6b:0f:39:fc:8e:e8:e6:0d:51:37:75:dc:22:f0:2a:
bf:55:d8:23:d0:24:d3:64:52:bb:fd:bd:ca:87:6b:
74:a9:d7:df:41:62:16:7b:f8:5b:37:3b:2a:20:dd:
80:5a:85:22:2a:23:63:62:a1:e6:b2:d6:65:b0:88:
e0:d5
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Authority Key Identifier:
17:D9:D6:25:27:67:F9:31:C2:49:43:D9:30:36:44:8C:6C:A9:4F:EB
X509v3 Subject Key Identifier:
CF:03:A7:A5:83:6A:B8:5C:04:63:C6:7A:E8:ED:E0:C0:36:EE:C9:64
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Certificate Policies:
Policy: 1.3.6.1.4.1.6449.1.2.1.3.4
CPS: https://sectigo.com/CPS
Policy: 2.23.140.1.2.2
X509v3 CRL Distribution Points:
Full Name:
URI:http://crl.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crl
Authority Information Access:
CA Issuers - URI:http://crt.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crt
OCSP - URI:http://ocsp.sectigo.com
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CF:11:56:EE:D5:2E:7C:AF:F3:87:5B:D9:69:2E:9B:E9:
1A:71:67:4A:B0:17:EC:AC:01:D2:5B:77:CE:CC:3B:08
Timestamp : Jun 24 05:47:52.662 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:84:33:53:BF:34:5A:DC:11:6F:13:60:
0A:A4:80:9C:10:60:2C:6E:2F:1A:D5:3E:54:B2:4A:69:
EC:8C:E8:40:2E:02:21:00:AA:07:08:2F:18:55:5B:91:
2B:7C:9D:9B:37:17:81:75:F1:1B:2F:60:4A:36:2E:7E:
05:DF:48:E3:E2:F3:4E:9D
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Jun 24 05:47:52.635 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:BE:F6:E2:56:C6:CC:AC:B8:95:34:F2:
82:A0:24:8C:5B:B1:9E:D1:A8:79:2F:FB:DA:E6:E2:D7:
61:2A:FA:7B:21:02:21:00:CB:04:1C:2C:2C:5C:15:85:
DE:BE:29:83:27:25:2C:02:28:F9:9A:A7:8A:71:9C:F5:
5D:60:B0:B0:E0:64:16:B7
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 4E:75:A3:27:5C:9A:10:C3:38:5B:6C:D4:DF:3F:52:EB:
1D:F0:E0:8E:1B:8D:69:C0:B1:FA:64:B1:62:9A:39:DF
Timestamp : Jun 24 05:47:52.631 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:9F:4F:3C:8B:F2:25:1F:FC:0C:EC:F1:
CB:F1:35:92:EE:2E:BA:B9:18:C9:8A:8B:C2:36:7E:DB:
F3:CD:47:82:A6:02:21:00:F0:9E:0A:1E:FA:D0:4D:3B:
12:00:F9:CF:8C:9C:D3:F4:1F:0D:05:E1:CF:DB:88:9A:
39:11:57:F7:1C:F6:BC:B0
X509v3 Subject Alternative Name:
DNS:mail01.whu.edu, DNS:mailrelay.whu.edu
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
3c:0a:b5:18:3d:2e:06:c0:ee:7a:94:c1:b5:03:c0:b8:48:8d:
56:7a:13:cf:1b:51:3f:1d:78:d3:fa:d3:3f:5a:fe:db:dd:20:
62:e8:1f:82:2b:b1:45:8e:d0:80:4b:3b:6f:14:78:10:82:7e:
2f:2e:95:76:32:fa:b4:e1:39:96:b0:1d:bc:00:b7:07:05:20:
97:60:ea:a1:d2:ee:f1:60:4a:84:63:c6:51:df:4c:47:b3:70:
6f:89:b6:8d:59:c5:be:ec:56:43:01:b7:6b:69:44:c6:a0:e6:
31:7e:62:ed:e7:7c:26:c8:1b:54:2e:1c:7c:1b:e8:8a:1b:4b:
77:6b:9f:51:d1:bc:5e:7d:98:f4:fb:e5:1f:d8:46:f3:07:b5:
6c:78:16:e0:3e:74:db:8b:33:05:c4:52:f7:15:c4:c5:24:6b:
7d:d9:fe:d7:4c:e9:a8:93:6c:f5:f8:c8:99:8a:7a:0b:50:5b:
31:84:b7:a7:65:de:6b:fc:b8:0e:2d:63:f9:0b:ea:6c:ed:92:
69:7e:99:b7:11:77:4c:f8:f9:fb:1a:6e:63:53:88:e1:87:d1:
b3:ed:c9:a5:33:12:72:72:88:c9:06:2c:ac:e5:91:3f:50:c8:
a6:e6:d0:03:27:c1:81:98:60:dc:05:ce:41:34:8f:d2:10:67:
09:a2:b4:69
567473717 | 2024-10-18T07:37:46.309882587 / tcp
220 mail01.whu.edu ESMTP Postfix (Debian/GNU) 250-mail01.whu.edu 250-PIPELINING 250-SIZE 16000000 250-VRFY 250-ETRN 250-STARTTLS 250-AUTH PLAIN LOGIN 250-ENHANCEDSTATUSCODES 250-8BITMIME 250-DSN 250-SMTPUTF8 250 CHUNKING
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
f3:f2:d8:53:04:d2:f3:80:c4:b6:33:e3:db:76:f1:e7
Signature Algorithm: sha256WithRSAEncryption
Issuer: C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA
Validity
Not Before: Jun 24 00:00:00 2024 GMT
Not After : Jun 24 23:59:59 2025 GMT
Subject: C=DE, ST=Rheinland-Pfalz, O=WHU - Otto Beisheim School of Management, CN=mail01.whu.edu
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:c8:26:a2:ad:a9:e4:83:e6:e0:43:15:5b:e6:b2:
30:31:f5:1c:bc:83:23:94:64:6e:48:55:c5:7d:a0:
ed:55:cf:46:28:4c:85:b3:90:79:c5:47:aa:10:7c:
ac:0d:88:fe:4f:f3:c1:18:56:07:ea:4d:3d:02:2e:
31:2d:e8:17:d4:df:32:19:03:0f:d7:2a:2b:a9:9b:
b0:ba:7a:da:da:05:de:17:f5:5a:59:6f:e0:47:77:
20:f0:38:5d:24:28:d1:5b:be:0e:c7:50:01:08:01:
7f:6e:cb:3d:18:ed:40:6d:bc:fa:3d:46:2f:5c:60:
e3:8b:fc:2f:b3:a2:f5:66:c0:65:bf:ac:d2:40:c1:
31:88:49:6b:6a:76:4a:ca:c4:35:ba:ab:09:4a:8a:
64:3f:da:eb:e6:22:24:8b:83:42:55:dd:39:59:80:
9b:a2:d1:58:33:12:92:0b:96:ff:3f:b0:09:74:a5:
b0:23:67:cf:8f:67:72:32:3a:b1:ef:0b:65:b6:51:
6b:0f:39:fc:8e:e8:e6:0d:51:37:75:dc:22:f0:2a:
bf:55:d8:23:d0:24:d3:64:52:bb:fd:bd:ca:87:6b:
74:a9:d7:df:41:62:16:7b:f8:5b:37:3b:2a:20:dd:
80:5a:85:22:2a:23:63:62:a1:e6:b2:d6:65:b0:88:
e0:d5
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Authority Key Identifier:
17:D9:D6:25:27:67:F9:31:C2:49:43:D9:30:36:44:8C:6C:A9:4F:EB
X509v3 Subject Key Identifier:
CF:03:A7:A5:83:6A:B8:5C:04:63:C6:7A:E8:ED:E0:C0:36:EE:C9:64
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Certificate Policies:
Policy: 1.3.6.1.4.1.6449.1.2.1.3.4
CPS: https://sectigo.com/CPS
Policy: 2.23.140.1.2.2
X509v3 CRL Distribution Points:
Full Name:
URI:http://crl.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crl
Authority Information Access:
CA Issuers - URI:http://crt.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crt
OCSP - URI:http://ocsp.sectigo.com
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CF:11:56:EE:D5:2E:7C:AF:F3:87:5B:D9:69:2E:9B:E9:
1A:71:67:4A:B0:17:EC:AC:01:D2:5B:77:CE:CC:3B:08
Timestamp : Jun 24 05:47:52.662 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:84:33:53:BF:34:5A:DC:11:6F:13:60:
0A:A4:80:9C:10:60:2C:6E:2F:1A:D5:3E:54:B2:4A:69:
EC:8C:E8:40:2E:02:21:00:AA:07:08:2F:18:55:5B:91:
2B:7C:9D:9B:37:17:81:75:F1:1B:2F:60:4A:36:2E:7E:
05:DF:48:E3:E2:F3:4E:9D
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Jun 24 05:47:52.635 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:BE:F6:E2:56:C6:CC:AC:B8:95:34:F2:
82:A0:24:8C:5B:B1:9E:D1:A8:79:2F:FB:DA:E6:E2:D7:
61:2A:FA:7B:21:02:21:00:CB:04:1C:2C:2C:5C:15:85:
DE:BE:29:83:27:25:2C:02:28:F9:9A:A7:8A:71:9C:F5:
5D:60:B0:B0:E0:64:16:B7
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 4E:75:A3:27:5C:9A:10:C3:38:5B:6C:D4:DF:3F:52:EB:
1D:F0:E0:8E:1B:8D:69:C0:B1:FA:64:B1:62:9A:39:DF
Timestamp : Jun 24 05:47:52.631 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:9F:4F:3C:8B:F2:25:1F:FC:0C:EC:F1:
CB:F1:35:92:EE:2E:BA:B9:18:C9:8A:8B:C2:36:7E:DB:
F3:CD:47:82:A6:02:21:00:F0:9E:0A:1E:FA:D0:4D:3B:
12:00:F9:CF:8C:9C:D3:F4:1F:0D:05:E1:CF:DB:88:9A:
39:11:57:F7:1C:F6:BC:B0
X509v3 Subject Alternative Name:
DNS:mail01.whu.edu, DNS:mailrelay.whu.edu
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
3c:0a:b5:18:3d:2e:06:c0:ee:7a:94:c1:b5:03:c0:b8:48:8d:
56:7a:13:cf:1b:51:3f:1d:78:d3:fa:d3:3f:5a:fe:db:dd:20:
62:e8:1f:82:2b:b1:45:8e:d0:80:4b:3b:6f:14:78:10:82:7e:
2f:2e:95:76:32:fa:b4:e1:39:96:b0:1d:bc:00:b7:07:05:20:
97:60:ea:a1:d2:ee:f1:60:4a:84:63:c6:51:df:4c:47:b3:70:
6f:89:b6:8d:59:c5:be:ec:56:43:01:b7:6b:69:44:c6:a0:e6:
31:7e:62:ed:e7:7c:26:c8:1b:54:2e:1c:7c:1b:e8:8a:1b:4b:
77:6b:9f:51:d1:bc:5e:7d:98:f4:fb:e5:1f:d8:46:f3:07:b5:
6c:78:16:e0:3e:74:db:8b:33:05:c4:52:f7:15:c4:c5:24:6b:
7d:d9:fe:d7:4c:e9:a8:93:6c:f5:f8:c8:99:8a:7a:0b:50:5b:
31:84:b7:a7:65:de:6b:fc:b8:0e:2d:63:f9:0b:ea:6c:ed:92:
69:7e:99:b7:11:77:4c:f8:f9:fb:1a:6e:63:53:88:e1:87:d1:
b3:ed:c9:a5:33:12:72:72:88:c9:06:2c:ac:e5:91:3f:50:c8:
a6:e6:d0:03:27:c1:81:98:60:dc:05:ce:41:34:8f:d2:10:67:
09:a2:b4:69