Regional shutdown
Mykolayiv, Odessa
Internet connectivity was reduced in Ukraine's Mykolayiv and Odessa regions on 26 January. The drop in connectivity coincided with a reported missile attacks by Russian forces, targeting energy infrastructure in Odessa, causing wide-scale power outages. Internet shutdowns caused by foreign government attacks impact citizens' ability to get accurate information from government sources when they need it most. It also becomes harder for citizens to contact family members and friends in other parts of the country or other countries.
Local impact
Internet connectivity was reduced in Ukraine's Mykolayiv and Odessa regions on 26 January. The drop in connectivity coincided with a reported missile attacks by Russian forces, targeting energy infrastructure in Odessa, causing wide-scale power outages. Internet shutdowns caused by foreign government attacks impact citizens' ability to get accurate information from government sources when they need it most. It also becomes harder for citizens to contact family members and friends in other parts of the country or other countries.
Related documentation
No official cause documentation was made public.
Other supporting information
IODA data is showing a drop in Internet connectivity in Mykolayiv and Odessa on 26 January 2023 from 5:30 UTC.


Cloudflare Radar also reported a similar drop in traffic starting from this time and ending on 27 January at 0:00 UTC.
#Ukraine — In the region of Odesa, Internet traffic was disrupted after 05:30 UTC after news of air strikes on the country's energy infrastructure.
— Cloudflare Radar (@CloudflareRadar) January 26, 2023
At 13:00 UTC, traffic was 54% lower than in the previous week in an ongoing disruption.
Ukraine's traffic:https://t.co/f80d4sa5zZ pic.twitter.com/p5XdO45Qvo

Note: It’s difficult to measure the effect of local/regional Internet shutdowns as most measurements are done at a country level. Learn more
Social media
Missile strikes on #Ukraine today are visible in IODA. Oblasts that are most visibly affected based on IODA signals of Internet infrastructure connectivity are Mykolayiv and Odessa. Follow in near real time: Mykolayiv: https://t.co/H1WVyl3OJ3 Odessa:https://t.co/vuoT9bUAzy pic.twitter.com/F6sWUI9XBh — IODA (@IODA_live) January 26, 2023
Emergency Blackouts are taking place in many Cities across Ukraine including Kyiv, Odesa, and Zaporizhzhia due to the High Risk of a Large-Scale Russian Missile Attack which is said to possibly take place within the next hour. pic.twitter.com/O2LkUe94Vd
— OSINTdefender (@sentdefender) January 26, 2023
Russian Zhivov states that in the Russian-occupied parts of Kherson Oblast, such as Oleshky, the Russian internet/cell/radio networks are dysfunctional, while the Ukrainian channels are working properly. pic.twitter.com/vp6Wgnml5d
— WarTranslated (Dmitri) (@wartranslated) January 26, 2023
Media coverage
Emergency Blackouts are taking place in many Cities across Ukraine including Kyiv, Odesa, and Zaporizhzhia due to the High Risk of a Large-Scale Russian Missile Attack which is said to possibly take place within the next hour. pic.twitter.com/O2LkUe94Vd
— OSINTdefender (@sentdefender) January 26, 2023
Russian Zhivov states that in the Russian-occupied parts of Kherson Oblast, such as Oleshky, the Russian internet/cell/radio networks are dysfunctional, while the Ukrainian channels are working properly. pic.twitter.com/vp6Wgnml5d
— WarTranslated (Dmitri) (@wartranslated) January 26, 2023