Phishing Campaigns Exploit Reserved DNS Space for Attacks

Phishing Campaigns Exploit Reserved DNS Space for Attacks

First seen 27 Feb 2026, 00:15 UTC •Securitybrief.AuScoop.Co.NzBusiness.Scoop.Co.NzItbrief.AsiaMenafn+11 •83% similarity •26.3

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Infoblox Threat Intel has reported new phishing campaigns that exploit the .arpa top-level domain and other reserved domain name spaces to evade traditional security measures. These attacks target organizations that do not monitor these areas closely, allowing criminals to redirect victims to fraudulent websites without triggering standard security filters.

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Timeline

2026-02-26
Infoblox Threat Intel reports on phishing campaigns exploiting .arpa DNS
2026-02-27
Articles published detailing the new phishing tactics

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Domain Name System