Trace:

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision		Previous revision
net:net [2024/02/12 11:32] – Bernard Condraunet:net [2026/09/01 12:42] (current) – [SSL & Ports] Bernard Condrau
Line 1: Line 1:
 ====== Network ====== ====== Network ======
  
-  * [[:net:myip|Check IP, Ports, SSL, and others]] 
-  * [[net:dnsmail|DNS & Mail]] 
-  * [[:net:block|Block Access]] 
-  * [[:net:tvbox|Watch TV which is restricted to domestic IP]] 
- 
-====== Check IP and Ports ====== 
 ===== Check IPs ===== ===== Check IPs =====
   * [[https://aruljohn.com/|Arul's Utilities (IP tracking, MAC address)]]   * [[https://aruljohn.com/|Arul's Utilities (IP tracking, MAC address)]]
Line 13: Line 7:
   * [[http://whois.domaintools.com/|Whois Lookup]]   * [[http://whois.domaintools.com/|Whois Lookup]]
   * [[https://www.whatismybrowser.com/detect/what-is-my-user-agent|What is my User Agent]]   * [[https://www.whatismybrowser.com/detect/what-is-my-user-agent|What is my User Agent]]
-  * [[https://www.sslshopper.com/ssl-checker.html|SSL checker]] 
   * [[http://amibehindaproxy.com/|Am I Behind A Proxy?]]   * [[http://amibehindaproxy.com/|Am I Behind A Proxy?]]
   * [[http://www.iplocation.net/|IP Location Finder]]   * [[http://www.iplocation.net/|IP Location Finder]]
Line 22: Line 15:
  
 ===== DNS & Mail ===== ===== DNS & Mail =====
 +  * [[https://www.nslookup.io/|NsLookup]]
 +  * [[net:tvbox|Watch TV which is restricted to domestic IP]]
   * [[https://easydmarc.com/tools|SPF, DKIM, DMARC]]   * [[https://easydmarc.com/tools|SPF, DKIM, DMARC]]
   * [[http://www.whatsmydnsserver.com/|What's My DNS Server?]]   * [[http://www.whatsmydnsserver.com/|What's My DNS Server?]]
Line 28: Line 23:
   * [[https://www.grc.com/dns/dns.htm|DNS Nameserver Spoofability Test]]   * [[https://www.grc.com/dns/dns.htm|DNS Nameserver Spoofability Test]]
   * [[https://www.whatsmydns.net/#CNAME/|DNS propagation checker]]   * [[https://www.whatsmydns.net/#CNAME/|DNS propagation checker]]
 +  * [[https://dnspropagation.net/|DNS propagation test]]
   * [[https://dnsleaktest.com/|Check nameservers used]]   * [[https://dnsleaktest.com/|Check nameservers used]]
   * [[http://www.digwebinterface.com/?hostnames=&type=Reverse&ns=resolver&useresolver=8.8.4.4&nameservers=|Dig web interface]]   * [[http://www.digwebinterface.com/?hostnames=&type=Reverse&ns=resolver&useresolver=8.8.4.4&nameservers=|Dig web interface]]
   * [[https://www.youtube.com/watch?v=nlvJ6ZaaWLU|How to run your own DNS Resolving Server]]   * [[https://www.youtube.com/watch?v=nlvJ6ZaaWLU|How to run your own DNS Resolving Server]]
 +  * [[https://now-dns.com/?p=home|Now-DNS: Free DynDNS service and clients]]
   * [[net:dns|DNS Servers]]   * [[net:dns|DNS Servers]]
 +
 ===== SSL & Ports ===== ===== SSL & Ports =====
   * [[https://www.sslshopper.com/ssl-checker.html|SSL Checker]]   * [[https://www.sslshopper.com/ssl-checker.html|SSL Checker]]
 +  * [[https://www.ssllabs.com/ssltest/|SSL Server Test]]
 +  * [[https://www.immuniweb.com/ssl/|SSL Security Test]] (can check imap)
 +  * [[https://www.plesk.com/kb/support/how-to-verify-that-ssl-for-imap-pop3-smtp-works-and-a-proper-ssl-certificate-is-in-use/|How to verify that SSL for IMAP/POP3/SMTP works and a proper SSL certificate is in use]]
   * [[http://www.yougetsignal.com/tools/open-ports/|Port Forwarding Tester]]   * [[http://www.yougetsignal.com/tools/open-ports/|Port Forwarding Tester]]
-  * [[http://canyouseeme.org/|Open Port Check Tool]] +  * [[https://portchecker.co/|Port Checker]] 
-  * [[https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/3/html/Security_Guide/s1-server-ports.html|Verifying Which Ports Are Listening]]+
 ===== Email ===== ===== Email =====
   * [[:net:yahoo|Yahoo]]   * [[:net:yahoo|Yahoo]]
Line 45: Line 46:
   * [[https://www.dmarcanalyzer.com/dkim/dkim-check/|DKIM Record Check]]   * [[https://www.dmarcanalyzer.com/dkim/dkim-check/|DKIM Record Check]]
   * [[https://www.mailjet.com/blog/news/setting-up-dkim-step-by-step-a7d0a0ec-c4aa-4b5b-aeb5-a06361aa2e51/|How to Set Up DKIM in 3 Simple Steps]]   * [[https://www.mailjet.com/blog/news/setting-up-dkim-step-by-step-a7d0a0ec-c4aa-4b5b-aeb5-a06361aa2e51/|How to Set Up DKIM in 3 Simple Steps]]
-===== Whois ===== +
-  * [[http://whois.domaintools.com/|Whois Lookup]]+
 ===== Speed ===== ===== Speed =====
 +  * [[https://www.webpagetest.org/|Web Page Test]]
   * [[http://speedtest.3bb.co.th/|3BB Speed Test]]   * [[http://speedtest.3bb.co.th/|3BB Speed Test]]
 +  * [[https://www.jeffgeerling.com/blog/2023/testing-iperf-through-ssh-tunnel|Testing iperf through an SSH tunnel]]
   * [[https://tools.pingdom.com|Pingdom Website Speed Test]]   * [[https://tools.pingdom.com|Pingdom Website Speed Test]]
   * [[http://www.whatsmyua.com/|What is my browser's User Agent]]   * [[http://www.whatsmyua.com/|What is my browser's User Agent]]
   * [[https://msdn.microsoft.com/en-us/library/ms537503%28v=vs.85%29.aspx|Internet Explorer User Agents]]   * [[https://msdn.microsoft.com/en-us/library/ms537503%28v=vs.85%29.aspx|Internet Explorer User Agents]]
   * [[https://gtmetrix.com|GTmetrix]]   * [[https://gtmetrix.com|GTmetrix]]
 +
 +===== Block Access =====
 +  * [[http://www.wizcrafts.net/chinese-blocklist.html#my-cat|Block China and Korea From Apache Based Servers or Forums with a .htaccess Blocklist]]
 +  * [[https://neverendingsecurity.wordpress.com/2015/04/13/iptables-blacklist-script/|iptables blacklist script]]
 +  * [[https://www.howtogeek.com/177621/the-beginners-guide-to-iptables-the-linux-firewall/|The Beginner’s Guide to iptables, the Linux Firewall]]
 +  * [[http://www.parkansky.com/china.htm|Stop Traffic From China IP Addresses To
 +Protect Your Web Server From Chinese Hackers]]
 +  * [[https://bobcares.com/blog/fix-mysql-high-cpu-usage/|How to fix MySQL high CPU usage]]
 +  * [[http://www.ipdeny.com/ipblocks/|IPdeny country block downloads]]
 +  * [[https://supportforums.cisco.com/t5/firewalling/block-all-russia-public-ip-addresses/td-p/2094303|Block all Russia Public IP Addresses]]
 +  * [[http://www.thegeekstuff.com/2009/03/4-ways-to-identify-who-is-logged-in-on-your-linux-system/|4 Ways to Identify Who is Logged-In on Your Linux System]]
  
  

Know How

© 2007-2026 Bernard Condrau - Powered by DokuWiki