Campaigners are "extremely skeptical" about the FCC's claims that hackers knocked out the website.
The television host called upon viewers to flood the FCC with comments on its plan to reverse rules that prevent data discrimination.
The New York Times is trying to "understand" Trump, as if journalism were some kind of group therapy.
"It seems that the Trump era will basically CTL-Z everything that happened on Obama's watch," Oliver says in reference to the president's stance on net neutrality.
"I know all of this seems like an evisceration of both Jared and Ivanka, but it is really not," says Oliver. "I don't know enough about them to eviscerate them."
"You in France love nothing more than acting like you are better than Britain and America," Oliver told French voters. "Now is your chance to prove that."
"In a democracy, the question of who gets to draw the map should not have as much significance as it currently does," says Oliver.
"This bill seems almost universally hated in Washington," says Oliver. "It is truly the Ted Cruz of health care legislation."
The "show" could look like CNN or Fox, with "guests" who are policy experts.
"Trump sees something that jibes with his worldview, doesn't check it, half-remembers it and then passes it on, at which point it takes on a life of its own and appears to validate itself," says Oliver.
"I am slightly concerned," Oliver said. "I have an American wife and an American son now, but who knows what's enough?
"While this always gets framed as an issue about parents and their children, it's actually about everybody," Oliver says. "Because kids grow up."
"The lack of coverage they complain about so much might have genuinely benefited them," Oliver says of the leading third-party candidates. "Their key proposals begin to crumble under the slightest scrutiny."
"There might well be detainees who we scooped up as young men who we think are guilty," says Oliver. "But they will never get a trial, and they will be there until they die."
Trump is rarely likened to previous presidents, but is often accused of being a long-dead performance artist.
"It is dangerous to think there is an equal number on both sides."
The decline of journalism could mean the rise of political corruption, he says.
The "Last Week Tonight" host didn't hold back in his criticism of Donald Trump's response to the Muslim-American whose son was killed in Iraq.
The "Last Week Tonight" host is not happy that his home country might vote to leave the European Union.