Cite this incident
Historical blocking: MM 2021-02-11 to 2021-02-20 · 2021 · voidly.ai/incident/MM-2021-0031
Backfilled from OONI historical archive. 10 anomalous day(s), 20 measurements, 64% anomaly rate. Signal types: block, interference. Signal levels: critical.
Licensed under CC BY 4.0. Accessed 2026-06-21.
BibTeX
@misc{voidly-mm-2021-0031-2021,
author = {Voidly Research},
title = {Historical blocking: MM 2021-02-11 to 2021-02-20},
year = {2021},
url = {https://voidly.ai/incident/MM-2021-0031},
urldate = {2026-06-21},
organization = {Ai Analytics LLC},
note = {Voidly incident MM-2021-0031. CC BY 4.0.}
}APA
Voidly Research. (2021). Historical blocking: MM 2021-02-11 to 2021-02-20. Ai Analytics LLC. Retrieved 2026-06-21, from https://voidly.ai/incident/MM-2021-0031
Chicago (Author-Date)
Voidly Research. 2021. "Historical blocking: MM 2021-02-11 to 2021-02-20." Ai Analytics LLC. Accessed 2026-06-21. https://voidly.ai/incident/MM-2021-0031.
MLA
Voidly Research. "Historical blocking: MM 2021-02-11 to 2021-02-20." Ai Analytics LLC, 2021, voidly.ai/incident/MM-2021-0031. Accessed 2026-06-21.
Markdown
[Historical blocking: MM 2021-02-11 to 2021-02-20](https://voidly.ai/incident/MM-2021-0031) — Voidly Research, 2021. Accessed 2026-06-21. CC BY 4.0.
API export endpoints
Server-side citation export (always reflects the latest evidence + readable ID, even if the incident is later renamed):
# BibTeX curl https://api.voidly.ai/data/incidents/MM-2021-0031/report?format=bibtex # RIS (Zotero, EndNote, Mendeley) curl https://api.voidly.ai/data/incidents/MM-2021-0031/report?format=ris # Markdown report curl https://api.voidly.ai/data/incidents/MM-2021-0031/report?format=markdown
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