ctfd.io, operated by CTFd LLC, is a Capture the Flag, Flags, and Teaching website. It had an estimated 830 organic visitors from Google in June 2026, an Ahrefs Domain Rating of 77 and 151 ranked keywords. The site was registered 11 years ago and is primarily in English.
Traffic rank (SSDB)
#710,891
of 880,858
Rank in English
#540,507
of 647,209
Rank in Capture the Flag
#9
0.99% of niche traffic
Latest monthly traffic
830
as of June 2026
Registered
Nov 18, 2014
11 yrs
Ahrefs DR
77
2026-06 to 2026-07
Referring domains
1,383
2026-06 to 2026-07
Ranked keywords
151
2026-06 to 2026-07
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Citation
Site Stats Database. "ctfd.io Traffic, Rankings, Analytics & Tech Stack." Site Stats Database, July 1, 2026. https://sitestatsdb.com/websites/ctfd.io
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