Network Monitor – September 2021

While no major disruptions were observed in September, a number of smaller disruptions affected Iranian internet users, including users reporting localised mobile data disruptions in the south of Iran, including in Hormozgan province, and the districts of Konarak and Zarabad in Sistan and Baluchestan province. Overall Situation This month, Filterwatch received several reports of InternetContinue reading “Network Monitor – September 2021”

Network Monitor – August 2021

Overall Situation Recent months have seen Iranians facing a number of protracted challenges accessing the global Internet – including localised shutdowns in Yasuj and Khuzestan, and disruptions due to power outages. By contrast, there were relatively few noteworthy disruptions in August. Any disruptions that the Filterwatch team did observe appeared to last for only aContinue reading “Network Monitor – August 2021”

Network Monitor – May 2021

In May, Iran suffered from several nationwide power outages, which contributed to a series of network disruptions throughout the month. According to Arash Karimbeigi, CEO of the major Iranian ISP Shatel, the power outages meant that mobile operators struggled to provide power for crucial communications infrastructure, including Base Transceiver Station (BTS) antennas. This report makesContinue reading “Network Monitor – May 2021”

Network Monitor – April 2021

The biggest news story in April was the Iranian authorities’ filtering of the audio based discussion app Clubhouse. Clubhouse rose to popularity in the country as rooms were created to discuss a range of social, political and economic issues ahead of June’s presidential elections. The surge of users joining the app did not go unnoticedContinue reading “Network Monitor – April 2021”

Network Monitor – March 2021

March saw fewer major, targeted internet disruptions than February, when users in Sistan and Baluchestan Province experienced an extended province-wide internet shutdown. However, Iranian internet users did experience continued periods of network instability throughout this month, as well as low-speed connections. In response to user complaints about its services, the Telecommunication Company of Iran (TCI)Continue reading “Network Monitor – March 2021”

Network Monitor – February 2021

February was a difficult month for Iranian internet users, with multiple network disruptions. The most significant incident was a complete shutdown of mobile data services across Sistan and Baluchestan Province between 24-27 February, in response to local anti-government protests. However, further disruptions took place earlier in the month, predominantly affecting users’ access to Instagram. ThisContinue reading “Network Monitor – February 2021”

Network Monitor – January 2021

Following repeated disruptions to Instagram’s services in Iran in December 2020, in January it was the turn of the messaging app Signal to face the heat. The end-to-end encrypted messaging app surged in global popularity following the announcement of changes to WhatsApp’s privacy policy, seemingly triggering a response from Iranian authorities. The app was filteredContinue reading “Network Monitor – January 2021”

Network Monitor – December 2020

In Iran, December 2020 was an ‘Instagram story’ of internet disruptions that largely seemed to affect the popular social media platform. Although the disruption of Iranian Instagram traffic isn’t uncommon, the Filterwatch team observed more significant service interruptions this month than in preceding months. On the basis of the available evidence, it appears that misconfiguredContinue reading “Network Monitor – December 2020”