Performance Error Log for crl.cnnic.cn/download/dqcrl/crl1.crl

Select Metric:

Show Outage History

Netcraft considers an outage to have occurred when there has been at least one failed request from every sampling point within each sampling interval. The table below shows outages calculated using the collectors New York/New York Internet-2, Pennsylvania/INetU-3, Italy/Aruba-2, US West/Azure, Ireland/Amazon, Amsterdam/Webair-2 and Singapore/DigitalOcean.

Outage history for crl.cnnic.cn/download/dqcrl/crl1.crl showing 42 outages between 30-Nov-2019 17:21 and 5-Dec-2019 17:21; the aggregate outage duration is 11 hours and 31 minutes.
Status Hostname Start Time Duration
Up crl.cnnic.cn/download/dqcrl/crl1.crl 30-Nov-2019 17:21 Up for 1 hour and 55 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 30-Nov-2019 19:17 Down for 10 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 30-Nov-2019 19:27 Up for 1 hour and 53 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 30-Nov-2019 21:21 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 30-Nov-2019 21:36 Up for 1 hour
Down crl.cnnic.cn/download/dqcrl/crl1.crl 30-Nov-2019 22:36 Down for 21 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 30-Nov-2019 22:57 Up for 4 hours and 23 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 03:21 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 03:32 Up for 1 hour and 25 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 04:57 Down for 14 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 05:12 Up for 30 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 05:42 Down for 27 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 06:10 Up for 10 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 06:21 Down for 20 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 06:42 Up for 4 hours and 53 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 11:36 Down for 19 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 11:55 Up for 2 hours and 32 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 14:27 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 14:42 Up for 3 hours and 30 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 18:12 Down for 19 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 1-Dec-2019 18:32 Up for 8 hours and 49 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 03:21 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 03:32 Up for 45 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 04:17 Down for 10 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 04:27 Up for 1 hour and 34 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 06:02 Down for 25 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 06:27 Up for 53 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 07:21 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 07:36 Up for 1 hour and 40 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 09:17 Down for 19 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 09:36 Up for 1 hour and 4 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 10:40 Down for 16 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 10:57 Up for 3 hours and 49 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 14:47 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 15:02 Up for 2 hours and 19 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 17:21 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 17:36 Up for 1 hour and 29 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 19:06 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 19:17 Up for 3 hours and 4 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 22:21 Down for 16 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 22:37 Up for 45 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 23:22 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 2-Dec-2019 23:37 Up for 54 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 00:32 Down for 20 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 00:52 Up for 4 hours and 47 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 05:40 Down for 17 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 05:57 Up for 5 hours and 23 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 11:21 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 11:32 Up for 1 hour and 34 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 13:06 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 13:17 Up for 2 hours and 40 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 15:57 Down for 14 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 16:12 Up for 1 hour and 19 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 17:32 Down for 19 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 17:51 Up for 1 hour and 41 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 19:32 Down for 23 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 19:55 Up for 1 hour and 55 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 21:51 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 22:02 Up for 10 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 22:12 Down for 14 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 3-Dec-2019 22:27 Up for 10 hours and 53 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 09:21 Down for 21 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 09:42 Up for 1 hour and 42 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 11:25 Down for 16 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 11:42 Up for 2 hours and 19 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 14:02 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 14:17 Up for 2 hours and 53 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 17:10 Down for 16 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 17:27 Up for 8 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 17:36 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 17:51 Up for 18 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 18:09 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 18:21 Up for 1 hour and 36 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 19:57 Down for 23 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 20:21 Up for 4 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 20:25 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 4-Dec-2019 20:40 Up for 5 hours and 21 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 02:02 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 02:17 Up for 3 hours and 4 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 05:21 Down for 11 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 05:32 Up for 1 hour and 53 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 07:25 Down for 15 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 07:40 Up for 6 hours and 29 minutes
Down crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 14:10 Down for 25 minutes
Up crl.cnnic.cn/download/dqcrl/crl1.crl 5-Dec-2019 14:36 Up for 2 hours and 45 minutes

Errors for crl.cnnic.cn/download/dqcrl/crl1.crl from New York/New York Internet-2, Pennsylvania/INetU-3, Italy/Aruba-2, US West/Azure, Ireland/Amazon, Amsterdam/Webair-2 and Singapore/DigitalOcean

Show redirects

Date Error type HTTP Status Hostname (ipaddress) Agent DNS Connect Firstbyte Lastbyte Total
5-Dec-2019 17:12:13 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) New York/New York Internet-2 0.342       20.000
5-Dec-2019 17:10:52 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) Amsterdam/Webair-2 0.184       20.006
5-Dec-2019 17:10:21 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(159.226.6.133) Italy/Aruba-2 0.889       20.012
5-Dec-2019 17:02:00 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) US West/Azure 0.095       20.018
5-Dec-2019 16:57:13 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) New York/New York Internet-2 1.074       20.017
5-Dec-2019 16:55:52 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) Amsterdam/Webair-2 0.975       20.005
5-Dec-2019 16:55:21 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(159.226.6.133) Italy/Aruba-2 0.912       20.007
5-Dec-2019 16:51:00 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) Ireland/Amazon 0.639       20.019
5-Dec-2019 16:47:00 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) US West/Azure 0.033       20.009
5-Dec-2019 16:42:13 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) New York/New York Internet-2 0.085       20.019
5-Dec-2019 16:40:52 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(159.226.6.133) Amsterdam/Webair-2 0.030       20.001
5-Dec-2019 16:40:21 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) Italy/Aruba-2 0.253       20.019
5-Dec-2019 16:39:37 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) Singapore/DigitalOcean 0.441       20.003
5-Dec-2019 16:32:00 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) US West/Azure 0.310       20.018
5-Dec-2019 16:27:32 failed to connect to server   crl.cnnic.cn/download/dqcrl/crl1.crl(182.131.26.231) Pennsylvania/INetU-3 0.172       20.019
Page 1 - (
errors per page)
Next →

DNS lookup for crl.cnnic.cn/download/dqcrl/crl1.crl from New York/New York Internet-2

Display steps: 15.00 minutes Last sample: 5-Dec-2019 17:00:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from New York/New York Internet-2 to crl.cnnic.cn/download/dqcrl/crl1.crl 480 0.694 4.111 0.000 257

DNS lookup for crl.cnnic.cn/download/dqcrl/crl1.crl from Pennsylvania/INetU-3

Display steps: 15.00 minutes Last sample: 5-Dec-2019 17:00:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Pennsylvania/INetU-3 to crl.cnnic.cn/download/dqcrl/crl1.crl 479 0.647 5.319 0.158 259

DNS lookup for crl.cnnic.cn/download/dqcrl/crl1.crl from Italy/Aruba-2

Display steps: 15.00 minutes Last sample: 5-Dec-2019 17:00:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Italy/Aruba-2 to crl.cnnic.cn/download/dqcrl/crl1.crl 480 0.000 0.000 0.000 480

DNS lookup for crl.cnnic.cn/download/dqcrl/crl1.crl from US West/Azure

Display steps: 15.00 minutes Last sample: 5-Dec-2019 17:00:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from US West/Azure to crl.cnnic.cn/download/dqcrl/crl1.crl 479 0.479 4.166 0.000 232

DNS lookup for crl.cnnic.cn/download/dqcrl/crl1.crl from Ireland/Amazon

Display steps: 15.00 minutes Last sample: 5-Dec-2019 17:00:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Ireland/Amazon to crl.cnnic.cn/download/dqcrl/crl1.crl 479 1.448 3.874 0.939 230

DNS lookup for crl.cnnic.cn/download/dqcrl/crl1.crl from Amsterdam/Webair-2

Display steps: 15.00 minutes Last sample: 5-Dec-2019 17:00:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Amsterdam/Webair-2 to crl.cnnic.cn/download/dqcrl/crl1.crl 474 0.000 0.000 0.000 474

DNS lookup for crl.cnnic.cn/download/dqcrl/crl1.crl from Singapore/DigitalOcean

Display steps: 15.00 minutes Last sample: 5-Dec-2019 17:00:00 GMT
Sample No. samples Average (s) Max (s) Latest (s) Failures
DNS lookup from Singapore/DigitalOcean to crl.cnnic.cn/download/dqcrl/crl1.crl 480 0.495 2.565 0.314 236
OS, Web Server and Hosting History for crl.cnnic.cn/download/dqcrl/crl1.crl
OS Server Last seen IP address Netblock Owner
F5 BIG-IP nginx 11-Sep-2018 182.131.26.231 CHINANET Sichuan province network
Linux nginx 27-May-2018 159.226.6.133 CHINA SCIENCE AND TECHNOLOGY NETWORK
Windows Server 2003 nginx 9-Jan-2017 139.214.195.67 Asia Pacific Network Information Centre
Linux nginx 26-Oct-2016 220.194.213.159 China Unicom
Linux Apache 5-Nov-2015 122.226.183.98 CHINANET-ZJ Taizhou node network