It’s still showing up as accurate in ForeFlight. Try the other two frequencies listed. They have posted that 2 runways are closed so they may be putting all incoming traffic on just one frequency to simplify things.
Complete aeronautical information about Hartsfield - Jackson Atlanta International Airport (Atlanta, GA, USA), including location, runways, taxiways, navaids, radio frequencies, FBO information, fuel prices, sunrise and sunset times, aerial photo, airport diagram.
Departure runways 10/28 also changed to 121.225 if you don't have that one. It's not used much right now since we aren't taking off from there much these days, but you can hear the controller side still pretty busy. I submitted this one to the database also