Here are some of the most useful online tools
that will help you know every single detail of any website.
- Flush DNS - Use this tool to flush the Google DNS cache for a domain. If you changed the DNS servers for your domain, by changing registrars or DNS hosting in the last few days, flush your main domain name first before you flush any subdomains. OpenDNS also has a web tool for refreshing the DNS cache.
- DomainTools - The tool monitors one or
more web domains and sends email alerts
when the domain is expiring, the domain gets renewed, the nameservers
change or when the registrant information is updated for the domain.
- just-ping.com — Use Just Ping to determine
if a particular website is accessible from other countries. Just Ping has
monitoring servers across the world including Turkey, Egypt, and China so
if the ping results say 100% Packet Loss, most likely the site is
inaccessible from that region.
- who.is — If you like to know the
contact address, email and phone number of the website owner, this free
whois lookup service will help. This is a universal lookup service meaning
it can simultaneously query the whois database of all popular domain
registrars.
- chillingeffects.org — When there’s a
copyright-related complaint against a website, a copy of that letter is
archived in the Chilling Effects database. Anyone can query this public
database to know about all the copyright infringement complaints against a
particular website.
- myip.ms — MyIP.ms offers a comprehensive report of any website or I.P. Address. You get to know about the hosting provider, the physical location of a website, the IP Address change history of a website and the DNS information.
- reversewhois.com — The reverse whois lookup
will help you determine
- builtwith.com — Use BuiltWith to know the
technology stack of any website. It helps you figure out the mail service
provider of a domain, the advertising partners,
- whoishostingthis.com — Enter the URL of any
website and this online service will show you the name of the company
where that website is hosted. This may come handy if you need the contact
information of the web hosting provider for writing a DMCA Notice or if
you are looking to switch web hosts.
- semrush.com — If you wish to analyze
your competitor’s website, this is the tool to go with. SEM Rush will help
you figure what organic keywords are people using to find a website, what
is the site’s traffic, and which are the competing
websites.
- dnsmap.io — When you buy a new domain or switch
from one host to another, the DNS records for the domain changes and it
may take a while to propagate these changes worldwide. The tool checks the
DNS records from various geographic locations, and it can check your
domain’s A, CNAME, TXT and MX records. whatsmydns.net is
also a good alternative.
- toolbox.googleapps.com — If email messages,
including those sent
via Mail Merge, from your domain
are not reaching the recipient’s mailbox, use this Google tool to confirm that
DMARC, DKIM and SPF records are properly configured for your domain.
- browserstack.com - Check your website’s responsive design on multiple desktops, tables, iOS and Android phones running different versions of operating systems.
- screenshot.guru - If a website is inaccessible, use Screenshot Guru, hosted on the Google Cloud, to confirm if the website is down or not.
- thinkwithgoogle.com - A mobile speed tool developed by Google that will help you determine how fast your websites will load on mobile phones on 3G and 4G network. You can also compare your mobile speed score with other websites.
- testmysite.io - A simple site testing tool
from Netlify that will measure and rank your site’s loading time from
different regions around the world.
- developers.google.com — Find the Page Speed score of any website on both desktop and mobile devices. The higher this number, the better. The Google tool also offers suggestions on how the score can be improved.
- httparchive.org — The HTTP Archive is
a repository of all performance-related metrics for a website. It keeps a
record of the size of pages, their average load time and the number of
failed requests (missing resources) over time.
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