No webmaster is willing to their own site downtime, but Google server will be a problem, not to mention that I have small sites, broken servers. The best solution to the down machine is only one: solve it in time. To solve the problem in time to know when the site server down. You can not 24 hours to refresh their web page to see if the page is normal, not to expect your users will be the first time you notice the site down, unless you are Google.
Therefore, as a webmaster, web site monitoring Notification tool is almost an essential tool. This article, for you to carefully collect and organize a number of online Web site Server monitoring notification tool. With these tools, you can promptly notify feed subscriptions, email messages, SMS messages or phone reminders to find out if there is a problem with the site to reduce the loss.
1. Alertyx
Address: http://alertyx.com/index.php
Alertyx is a Web server monitoring notification tool that monitors objects including Web servers, mail servers, and database servers. When you add a Web server down, it will notify you in the way you specify: including phone calls, SMS messages and email notifications.
It has free accounts and toll collection, but free accounts are enough for most people, and free accounts even contain phone reminders, and free phone reminders are also included in the country area that includes China.
Paran has not specific trial, but recommend interested webmaster friends to experience.
2. Chinaz Web server Monitoring service
http://bm.chinaz.com/
The website nanny is by the Chinese stationmaster Station (Chinaz) launches the website server Monitoring service, for the free user, may monitor a website (may monitor the domain name or the IP, may set the monitoring port), monitors every 10-15 minutes, appears the question will send the email notice to you.
3. Host-tracker
Address: http://host-tracker.com/
Hosttracker is a Web site that provides Web server monitoring services in the United States and uses Hosttracker to email you when your site is not in a normal online access. Hosttracker free Web server Monitoring services can monitor up to 2 sites, monitor at least every 30 minutes, send statistical reports weekly, provide online rate statistics icons (which can be placed on your site), and Hosttracker Beta for 30 days, up to 100 sites to monitor. Monitor at least once per minute, send reports daily, and after the probation period you can upgrade to the free version to continue using. Hosttracker also provides global web site access speed testing, with more than 30 test points worldwide, measurable response times and download speeds.
4. Super website Monitor (Monitorx)
Address: http://www.monitorx.cn/
Super website Monitoring (MONITORX) is a domestic Web server monitoring service provider, in addition to the charge monitoring services, but also for the vast number of webmaster to provide free web site monitoring services: Every 6 minutes to detect a Web site once, free of charge 10 SMS notification, 30 monthly web site error mail notification. Super website Monitoring support Monitoring page contains keywords, can effectively prevent the general hacker modification, hanging horse, DNS hijacking.
5. Howsthe
Address: http://www.howsthe.com/
This is similar to the above Alertyx, it supports email notification, feed subscription notification and SMS message reminders (but not support Chinese communication service providers). In addition, can also set the key word monitoring, monitoring frequency and notification frequency and so on.
6. Just Uptime
Address: Http://www.justuptime.com/freetrial
Just uptime is a United States Web server monitoring service provider, in the United Kingdom also has a division, in similar sites belong to a very strong, and the interface is beautiful, powerful. Now for the majority of webmasters to provide free trial 30 days web site monitoring Tool services, you can monitor 1 sites, for HTTP, TCP, Ping, DNS, UDP, SMTP, POP3, IMAP monitoring can be set every 1, 5, 15, 30 or 60 minutes to detect once, Can define what kind of problem to notify you, email or SMS, etc., the function is very rich.
7. Site Uptime
Address: http://www.siteuptime.com/
Siteuptime for webmasters to provide Web site running status monitoring services, free users can monitor a website, 30 or 60 minutes check once, can monitor (HTTP), (FTP), (SMTP), (POP3) these 4 ports, 4 monitoring servers are available for you to choose from (San Francisco, Chicago, New York, London), and you will be notified by email when you are unable to access and resume your visit. Siteuptime also provides utility services for free users with statistical reports, monthly report mails, and rapid detection (which can be selected at the same time as 4 monitoring servers).
8. Webperform
Address: http://www.webperform.cn/
Webperform is a well-known network monitoring service provider Gomez's website, and Gomez mainly for large companies to provide Web server monitoring services, webperform the main target is small and medium-sized companies. Recently, Webperform for the Chinese market launched a Chinese version, to provide a free trial, free service can monitor a website, optional 3 monitoring nodes, when the site is too slow or inaccessible access will send you an email alert. Webperform custom powerful, you can in admin backstage See your website 24 hours of access speed change and create a variety of Project statistics report, set yourself under what circumstances send email alerts. In addition, Webperform can diagnose the loading speed of the various elements in your Web page, and you can visually discover the elements that affect the speed of your Web page, and improve on this.
9. Hyperspin
Address: HTTP://WWW.HYPERSPIN.COM/ZHCN
Hyperspin is a U.S. Web server running status monitoring tools, including the Chinese version of more than 20 languages, it seems to be quite strong. Free registration as a member can be used, Web site and server project monitoring can be set up 1-60 minutes monitoring, the server can monitor ping, HTTP, HTTPS, FTP, SSH, SMTP, DNS, POP3, IMAP, MySQL and other projects, However, free account restrictions can only monitor up to 5 Web sites and server projects. Your site and server problems hyperspin will send email notification to you, you can also choose to send daily, weekly, monthly online time report. Compared to other Web server monitoring tools, Hyperspin is more functional than the other, monitoring is more accurate.
site24x7
Address: http://www.site24x7.com/
SITE24X7 is also a Web server monitoring tool that informs in a timely manner and has weekly reports. Free registration can be tested 15 days standard account, you can monitor the site Access status, DNS server monitoring, mailbox monitoring, web analytics and so on. It will be reduced to a free account after 15 days, only monitoring the status of the site, and monitoring only 2 sites and 60 minutes of monitoring. You will be notified by email when a problem arises.
Mon.itor.us.
Address: http://mon.itor.us/
Mon.itor.us for the vast number of webmasters to provide free Web server monitoring tools, you can monitor HTTP, HTTPS, FTP, SIP, TCP, UDP, IMAP, SMTP, POP3, PING, DNS, etc., your site will send a letter to notify you , you can also add statistical code to your Web page, statistics on your site traffic, and software clients can count CPU, memory, hard disk, LAN and other operating conditions.