Web-based DNS Randomness Test
2023-06-01: This service has been deprecated in favor of Check My DNS. US-CERT's Vulnerability Note VU#800113 describes deficiencies in the DNS protocol and implementations that can facilitate cache poisoning attacks. The answers from a poisoned nameserver cannot be trusted. You may be redirected to malicious web sites that will try to steal your identity or infect your computers with malware. Wor
porttest.dns-oarc.net -- Check your resolver's source port behavior | DNS-OARC
2023-06-01: This service has been deprecated in favor of Check My DNS. The announcement in Jul 2008 of CERT VU#800113 made it clear that resolvers should use random source source ports when sending queries. Here at OARC, we crafted a special DNS name and server that you can query to learn whether or not your own resolver is using random ports. Use a DNS query tool such as dig to ask for the TXT re
Home | DNS-OARC
The DNS Operations, Analysis, and Research Center (DNS-OARC) brings together key operators, implementors, and researchers on a trusted platform so they can coordinate responses to attacks and other concerns, share information and learn together. DNS-OARC has five key functions: Information Sharing. DNS-OARC provides a trusted, shared platform to allow the DNS operations community to share informat
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Request for Data Related to ". IN NS" DDoS Attack
