There have been 2 checks of antlr2.org's functioning in the 1 175 day period starting from September 12, 2021. Out of all the checks that were made, antlr2.org was reachable 2 times, with the most recent one receiving a 200 code on September 12, 2021. There were no instances of unavailability observed for antlr2.org across all tests conducted as of November 30, 2024. Based on all the replies, as of November 30, 2024, no error status code has been returned. Antlr2.org responded in 0.328 seconds on September 12, 2021, its average response time being 0.669 seconds.