IP Website reputation

• http://zulu.zscaler.com/
• https://www.virustotal.com/
• https://www.threatcrowd.org/
• http://www.barracudacentral.org/lookups
• https://www.senderbase.org/
• http://global.sitesafety.trendmicro.com/
• http://www.brightcloud.com/tools/url-ip-lookup.php
• http://www.urlvoid.com/

Aggregated IP/url reputation services list by Lenny Zeltser

• https://zeltser.com/lookup-malicious-websites/

Alexia Rank and its history for a domain:

• http://www.alexa.com/siteinfo/domain_name e.g. domain_name can be www.google.co.in
• python bindings for Amazon Alexia service(http://aws.amazon.com/awis/) - https://github.com/muhuk/python-awis
• Find historical Alexia rank
  • http://www.rank2traffic.com/
  • http://siterankdata.com/
  • http://alexarankhistory.com/
  • http://www.alexarankchart.com/

Search Indicators of compromise(IOC)

• https://www.threatminer.org/

HSTS preloaded lits

• domain check - https://hstspreload.org/?domain=nic.in