Performance Error Log for ocsp.tbs-x509.com

Select Metric:

Show Outage History

Errors for ocsp.tbs-x509.com from Amsterdam/Webair, San Jose/Datapipe, Phoenix/GoDaddy, New York/New York Internet-2, Pennsylvania/INetU-3, Italy/Aruba-2 and Zurich/vXtream

Show redirects

Date Error type HTTP Status Hostname (ipaddress) Agent DNS Connect Firstbyte Lastbyte Total
21-Jan-2018 08:28:57 failed to connect to server   ocsp.tbs-x509.com(178.255.83.1) Pennsylvania/INetU-3 0.288 0.046     20.020
Page 1 - (
errors per page)

DNS lookup for ocsp.tbs-x509.com from Amsterdam/Webair

Display steps: 15.00 minutes Last sample: 21-Jan-2018 23:45:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Amsterdam/Webair to ocsp.tbs-x509.com 480 0.019 1.954 0.015 0

DNS lookup for ocsp.tbs-x509.com from San Jose/Datapipe

Display steps: 15.00 minutes Last sample: 21-Jan-2018 23:45:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from San Jose/Datapipe to ocsp.tbs-x509.com 479 0.182 0.984 0.172 0

DNS lookup for ocsp.tbs-x509.com from Phoenix/GoDaddy

Display steps: 15.00 minutes Last sample: 21-Jan-2018 23:45:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Phoenix/GoDaddy to ocsp.tbs-x509.com 480 0.178 1.919 0.152 0

DNS lookup for ocsp.tbs-x509.com from New York/New York Internet-2

Display steps: 15.00 minutes Last sample: 21-Jan-2018 23:45:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from New York/New York Internet-2 to ocsp.tbs-x509.com 479 0.262 0.630 0.369 0

DNS lookup for ocsp.tbs-x509.com from Pennsylvania/INetU-3

Display steps: 15.00 minutes Last sample: 21-Jan-2018 23:45:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Pennsylvania/INetU-3 to ocsp.tbs-x509.com 479 0.309 1.172 0.280 1

DNS lookup for ocsp.tbs-x509.com from Italy/Aruba-2

Display steps: 15.00 minutes Last sample: 21-Jan-2018 23:45:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Italy/Aruba-2 to ocsp.tbs-x509.com 479 0.388 2.630 0.324 0

DNS lookup for ocsp.tbs-x509.com from Zurich/vXtream

Display steps: 15.00 minutes Last sample: 21-Jan-2018 23:45:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Zurich/vXtream to ocsp.tbs-x509.com 479 0.046 2.026 0.026 0
OS, Web Server and Hosting History for ocsp.tbs-x509.com
OS Server Last seen IP address Netblock Owner
Linux Apache 29-Jun-2017 178.255.83.1 Comodo CA
Linux Apache/2.2.22 (Debian) 27-Nov-2015 178.255.83.1 Comodo CA
Linux Apache 25-Mar-2014 178.255.83.1 Comodo CA
Linux Apache/2.2.22 (Debian) 24-Mar-2014 178.255.83.1 Comodo CA
Linux Apache 22-Mar-2014 178.255.83.1 Comodo CA
Linux Apache/2.2.22 (Debian) 9-Mar-2014 178.255.83.1 Comodo CA
Linux Apache 7-Mar-2014 178.255.83.1 Comodo CA
Linux Apache/2.2.22 (Debian) 3-Mar-2014 178.255.83.1 Comodo CA
Linux Apache 26-Feb-2014 178.255.83.1 Comodo CA
Linux Apache/2.2.22 (Debian) 23-Feb-2014 178.255.83.1 Comodo CA