4.79.142.200

Basic Information

Network
LEVEL3 - Level 3 Parent, LLC (US)
Routing
4.0.0.0/9 via AS7018 , AS3356
Protocols
80/HTTP, 993/IMAPS, 465/SMTP, 995/POP3S, 25/SMTP, 110/POP3, 143/IMAP, 443/HTTPS

80/HTTP


Details Go

GET /

Server
GRC IIS
Status Line
200 OK
Page Title
  Home of Gibson Research Corporation  
GET /
[view page]

443/HTTPS


Details Go

GET /

Server
GRC IIS
Status Line
200 OK
Page Title
  Home of Gibson Research Corporation  
GET /
[view page]

Chrome TLS Handshake

Version
TLSv1.2
Cipher Suite
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA (0xC014)
Browser Trusted
True

Heartbleed

Heartbleed
Heartbeat Disabled (OK)

Cryptographic Configuration

Export DHE
False
Export RSA
False
DHE Support
True

Certificate Chain

eba0fe70fecbf8a87ab91dac1eaca0f662cbcde41672e6bc829b3239431576d4
businessCategory=Private Organization, jurisdictionCountry=US, jurisdictionStateOrProvince=California, serialNumber=C1411812, C=US, ST=California, L=Laguna Niguel, O=Gibson Research Corporation, CN=grc.com
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert SHA2 Extended Validation Server CA
403e062a2653059113285baf80a0d4ae422c848c9f78fad01fc94bc5b87fef1a
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert SHA2 Extended Validation Server CA
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert High Assurance EV Root CA

25/SMTP


Details

Banner Grab and StartTLS Initiation

Banner
220 GRC Hybrid Mail System
EHLO
250-client.grc.com
250-SIZE 100000000
250-AUTH LOGIN
250 HELP
STARTTLS
503 Bad sequence of commands

465/SMTP


Details

Banner Grab

Banner
220 GRC Hybrid Mail System

TLS Handshake

Version
TLSv1.2
Cipher Suite
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (0xC02F)

Certificate Chain

eba0fe70fecbf8a87ab91dac1eaca0f662cbcde41672e6bc829b3239431576d4
businessCategory=Private Organization, jurisdictionCountry=US, jurisdictionStateOrProvince=California, serialNumber=C1411812, C=US, ST=California, L=Laguna Niguel, O=Gibson Research Corporation, CN=grc.com
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert SHA2 Extended Validation Server CA

110/POP3


Details

Banner Grab and StartTLS Initiation

Banner
+OK GRC Hybrid Mail System
STARTTLS
-ERR Invalid command in current state.

143/IMAP


Details

Banner Grab and StartTLS Initiation

Banner
* OK GRC Hybrid Mail System
STARTTLS
a001 BAD Unknown or NULL command

993/IMAPS


Details

Banner Grab

Banner
* OK GRC Hybrid Mail System

TLS Handshake

Version
TLSv1.2
Cipher Suite
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (0xC02F)

Certificate Chain

eba0fe70fecbf8a87ab91dac1eaca0f662cbcde41672e6bc829b3239431576d4
businessCategory=Private Organization, jurisdictionCountry=US, jurisdictionStateOrProvince=California, serialNumber=C1411812, C=US, ST=California, L=Laguna Niguel, O=Gibson Research Corporation, CN=grc.com
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert SHA2 Extended Validation Server CA

995/POP3S


Details

Banner Grab

Banner
+OK GRC Hybrid Mail System

TLS Handshake

Version
TLSv1.2
Cipher Suite
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (0xC02F)

Certificate Chain

eba0fe70fecbf8a87ab91dac1eaca0f662cbcde41672e6bc829b3239431576d4
businessCategory=Private Organization, jurisdictionCountry=US, jurisdictionStateOrProvince=California, serialNumber=C1411812, C=US, ST=California, L=Laguna Niguel, O=Gibson Research Corporation, CN=grc.com
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert SHA2 Extended Validation Server CA

Geographic Location

Country
United States (US)
Lat/Long
37.751, -97.822
Timezone
America/Chicago