Nameserver is a technology platform tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed May 7, 2026; most recent activity May 7, 2026.
In late February 2024, a large-scale phishing campaign known as 'SubdoMailing' was uncovered, exploiting gaps in DMARC safeguards. This tactic allowed attackers to send emails from compromised subdomains, bypassing SPF…