This is from my logs:
2019-05-01T23:05:47.795Z [4567/1956] - [32minfo[39m: [plugins/spam-be-gone] Settings loaded
2019-05-01T23:05:47.858Z [4567/1956] - [32minfo[39m: Routes added
2019-05-01T23:05:47.860Z [4567/1956] - [32minfo[39m: NodeBB Ready
2019-05-01T23:05:47.867Z [4567/1956] - [32minfo[39m: Enabling 'trust proxy'
2019-05-01T23:05:47.872Z [4567/1956] - [32minfo[39m: NodeBB is now listening on: 0.0.0.0:4567
2019-05-01T23:06:46.203Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:44.904Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:45.822Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:46.745Z [4567/1956] - [31merror[39m: /login
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2019-05-01T23:19:47.671Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:48.797Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:49.637Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:50.764Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:51.806Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:52.799Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:53.673Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:54.520Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:55.402Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:56.383Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:57.203Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:58.085Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:58.957Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:19:59.803Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:20:00.659Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:20:01.574Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:20:09.481Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-01T23:37:11.087Z [4567/1956] - [32minfo[39m: [plugin/iframely] iframely responded with error: {"status":417,"error":"Iframely could not fetch the given URL. 429"}. Url: http://www.wdrb.com/story/39585380/its-game-on-during-nerdlouvia. Api call: http://iframe.ly/api/iframely?origin=nodebb&align=left&api_key=6973ed56efecf5d8548108&url=http%3A%2F%2Fwww.wdrb.com%2Fstory%2F39585380%2Fits-game-on-during-nerdlouvia
2019-05-02T00:43:42.736Z [4567/1956] - [32minfo[39m: [plugin/iframely] iframely responded with error: {"status":403,"error":"The page is private and requires a login."}. Url: https://hangouts.google.com/hangouts/_/qo43i4llbzdv5gmvxnb4ajunqee. Api call: http://iframe.ly/api/iframely?origin=nodebb&align=left&api_key=6973ed56efecf5d8548108&url=https%3A%2F%2Fhangouts.google.com%2Fhangouts%2F_%2Fqo43i4llbzdv5gmvxnb4ajunqee
2019-05-02T01:32:30.455Z [4567/1956] - [32minfo[39m: [plugin/iframely] iframely responded with error: {"status":403,"error":"Iframely could not fetch the given URL. The page appears to be private or requiring a login"}. Url: http://themonstersknow.com/why-these-tactics/. Api call: http://iframe.ly/api/iframely?origin=nodebb&align=left&api_key=6973ed56efecf5d8548108&url=http%3A%2F%2Fthemonstersknow.com%2Fwhy-these-tactics%2F
2019-05-02T04:45:22.871Z [4567/1956] - [32minfo[39m: [plugin/iframely] iframely responded with error: {"status":417,"error":"Iframely could not fetch the given URL. 429"}. Url: http://www.wdrb.com/story/36868273/nerds-come-together-for-louisvilles-only-tabletop-gaming-convention. Api call: http://iframe.ly/api/iframely?origin=nodebb&align=left&api_key=6973ed56efecf5d8548108&url=http%3A%2F%2Fwww.wdrb.com%2Fstory%2F36868273%2Fnerds-come-together-for-louisvilles-only-tabletop-gaming-convention
2019-05-02T10:21:13.697Z [4567/1956] - [32minfo[39m: [plugin/iframely] iframely responded with error: {"status":403,"error":"Iframely could not fetch the given URL. The page appears to be private or requiring a login"}. Url: https://company.wizards.com/job/game-designer-dungeons-dragons-job-renton-wa-us. Api call: http://iframe.ly/api/iframely?origin=nodebb&align=left&api_key=6973ed56efecf5d8548108&url=https%3A%2F%2Fcompany.wizards.com%2Fjob%2Fgame-designer-dungeons-dragons-job-renton-wa-us
2019-05-02T11:35:57.170Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:35:58.144Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:35:59.142Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:36:00.114Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:36:01.049Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:36:01.928Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:36:02.956Z [4567/1956] - [31merror[39m: /login
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2019-05-02T11:36:03.893Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:36:05.109Z [4567/1956] - [31merror[39m: /login
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2019-05-02T11:36:06.244Z [4567/1956] - [31merror[39m: /login
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2019-05-02T11:36:07.208Z [4567/1956] - [31merror[39m: /login
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2019-05-02T11:36:08.119Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:36:16.187Z [4567/1956] - [31merror[39m: /login
invalid csrf token
2019-05-02T11:48:57.212Z [4567/1956] - [31merror[39m: /login
invalid csrf token