Over the previous 1 282 day period beginning on June 15, 2021, there were 2 checks done on glaxosmithkline.com's availability. Glaxosmithkline.com encountered either unavailability or operational difficulties during all checks conducted as of December 18, 2024. The results showed that glaxosmithkline.com experienced downtime in 100.00% of evaluations, or 2, with the most recent incidence being on June 15, 2021. It is confirmed, as of December 18, 2024, that there are no error statuses in the obtained responses. At — seconds on June 15, 2021, glaxosmithkline.com's response differed from the 0.001 seconds average.