openresolver.com Open in urlscan Pro
104.21.16.82 Public Scan

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URL:
https://openresolver.com/?ip=208.91.112.220
Submission: On August 25 via api (August 25th 2021, 8:21:54 pm UTC) from US

Form analysis
1 forms found in the DOM

<form action="">
  <input type="text" name="ip" value="208.91.112.220"> <input type="submit" value="Test this IP">
</form>

Text Content

TO MANUALLY TEST AN IP ADDRESS

      dig +short test.openresolver.com TXT @1.2.3.4

      (replace 1.2.3.4 with the IP address or domain name of the DNS server you are testing)


If you get "open-resolver-detected" in response, then you have a problem :)


OR, USE A FORM:




OPEN RECURSIVE RESOLVER DETECTED ON 208.91.112.220

IP address 208.91.112.220 is vulnerable to DNS Amplification attacks.