Outagecaused by"routineconfigurationchange"Incident isinitiallyblamed on aDDoS attackReddit techsubredditserupt inchaosMisconfiguredDNS FieldStatus pagesays"Investigating"for over anhourAn entireregion/countryis "partiallyimpacted"X (Twitter)is stillworkingRay IDmentionedin an errormessageCustomertweets ascreenshot oftheir emptydashboardDowndetectoris also downA majornews siteis downWidespread5XX errorsarereportedServicerestoredin ~3hours"CloudflareCaptchaLoop"Someoneasks if it'sthe LavaLamps522:ConnectionTimed Out521: Webserver isdownCEOMatthewPrinceapology blogpostThe problemis traced toa singledata centerError 500:InternalServerErrorEngineerfixed it usinga singleBGP updateThe statuspageloads...slowlyAn importantcrypto/NFTsite isunreachableSomeoneposts the "Firstday on the job"engineermemeOutagecaused by"routineconfigurationchange"Incident isinitiallyblamed on aDDoS attackReddit techsubredditserupt inchaosMisconfiguredDNS FieldStatus pagesays"Investigating"for over anhourAn entireregion/countryis "partiallyimpacted"X (Twitter)is stillworkingRay IDmentionedin an errormessageCustomertweets ascreenshot oftheir emptydashboardDowndetectoris also downA majornews siteis downWidespread5XX errorsarereportedServicerestoredin ~3hours"CloudflareCaptchaLoop"Someoneasks if it'sthe LavaLamps522:ConnectionTimed Out521: Webserver isdownCEOMatthewPrinceapology blogpostThe problemis traced toa singledata centerError 500:InternalServerErrorEngineerfixed it usinga singleBGP updateThe statuspageloads...slowlyAn importantcrypto/NFTsite isunreachableSomeoneposts the "Firstday on the job"engineermeme

Cloudflare Outage bingo card - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. Outage caused by "routine configuration change"
  2. Incident is initially blamed on a DDoS attack
  3. Reddit tech subreddits erupt in chaos
  4. Misconfigured DNS Field
  5. Status page says "Investigating" for over an hour
  6. An entire region/country is "partially impacted"
  7. X (Twitter) is still working
  8. Ray ID mentioned in an error message
  9. Customer tweets a screenshot of their empty dashboard
  10. Downdetector is also down
  11. A major news site is down
  12. Widespread 5XX errors are reported
  13. Service restored in ~3 hours
  14. "Cloudflare Captcha Loop"
  15. Someone asks if it's the Lava Lamps
  16. 522: Connection Timed Out
  17. 521: Web server is down
  18. CEO Matthew Prince apology blog post
  19. The problem is traced to a single data center
  20. Error 500: Internal Server Error
  21. Engineer fixed it using a single BGP update
  22. The status page loads... slowly
  23. An important crypto/NFT site is unreachable
  24. Someone posts the "First day on the job" engineer meme