Category Archives: Amir Golestan

Tech CEO Sentenced to 5 Years in IP Address Scheme

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Amir Golestan, the 40-year-old CEO of the Charleston, S.C. based technology company Micfo LLC, has been sentenced to five years in prison for wire fraud. Golestan’s sentencing comes nearly two years after he pleaded guilty to using an elaborate network of phony companies to secure more than 735,000 Internet Protocol (IP) addresses from the American Registry for Internet Numbers (ARIN), the nonprofit which oversees IP addresses assigned to entities in the U.S., Canada, and parts of the Caribbean. Continue reading Tech CEO Sentenced to 5 Years in IP Address Scheme→

Tech CEO Pleads to Wire Fraud in IP Address Scheme

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The CEO of a South Carolina technology firm has pleaded guilty to 20 counts of wire fraud in connection with an elaborate network of phony companies set up to obtain more than 735,000 Internet Protocol (IP) addresses from the nonprofit organization that leases the digital real estate to entities in North America. Continue reading Tech CEO Pleads to Wire Fraud in IP Address Scheme→

Feds Allege Adconion Employees Hijacked IP Addresses for Spamming

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Federal prosecutors in California have filed criminal charges against four employees of Adconion Direct, an email advertising firm, alleging they unlawfully hijacked vast swaths of Internet addresses and used them in large-scale spam campaigns. KrebsOn… Continue reading Feds Allege Adconion Employees Hijacked IP Addresses for Spamming→

Cloud company CEO accused of orchestrating million-dollar IP fraud scheme

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U.S. attorneys have charged a South Carolina man with operating a scheme that fraudulently obtained internet addresses worth roughly $14 million that later were used by spammers. Amir Golestan was charged this week with 20 counts of wire fraud for his alleged role in a plot to create fictitious companies, then use those firms to obtain more than 750,000 IP addresses. Golestan’s data center company, Micfo LLC, obtained those addresses from the American Registry for Internet Numbers, a nonprofit that oversees the release of IP addresses only to companies that meet ARIN criteria. By impersonating at least 10 companies, the indictment alleges, Golestan created his own secondary market for the IPv4 addresses, which the government alleges are worth $13 to $19 apiece. Then, he sold many of those IP addresses via a third party, according to the indictment. Many of those addresses later appeared on a blocklist of known spammers […]

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A Tough Week for IP Address Scammers

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In the early days of the Internet, there was a period when Internet Protocol 4 (IPv4) addresses (e.g. 4.4.4.4) were given out like cotton candy to anyone who asked. But these days companies are queuing up to obtain new IP space from the various regional registries that periodically dole out the prized digits. With the value of a single IP hovering between $15-$25, those registries are now fighting a wave of shady brokers who specialize in securing new IP address blocks under false pretenses and then reselling to spammers. Here’s the story of one broker who fought back in the courts, and lost spectacularly.

On May 14, South Carolina U.S. Attorney Sherri Lydon filed criminal wire fraud charges against Amir Golestan, alleging he and his Charleston, S.C. based company Micfo LLC orchestrated an elaborate network of phony companies and aliases to gather more than 735,000 IPs from the American Registry for Internet Numbers (ARIN), a nonprofit which oversees IP addresses assigned to entities in the U.S., Canada, and parts of the Caribbean. Continue reading A Tough Week for IP Address Scammers→