I saw the following 43 aircraft at DFW on Monday, June 7, 2021:
A7-ANR A350-1041 Qatar Airways
A7-BFF 777-FDZ Qatar Airways Cargo
HL8005 777-FB5 Korean Air Lines
N107US A320-214 American Airlines
N128SY ERJ-175-LR (ERJ-170-200 LR) United Express
N134AN A321-231(WL) American Airlines
N161AA A321-231(WL) American Airlines
N188US A321-211 American Airlines
N253NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N306PB 737-800(WL) American Airlines
N359PX 737-800(WL) American Airlines
N405AN A321-253NX(WL) American Airlines
N606AE ERJ-145-LR American Eagle
N612AE ERJ-145-LR American Eagle
N633SK CRJ-702-ER American Eagle
N649AW A320-232 American Airlines
N664AW A320-232 American Airlines
N677AE ERJ-145-LR American Eagle
N735AT 777-323(ER) American Airlines
N740EV CRJ-701 American Eagle
N751UW A319-112 American Airlines
N758AN 777-223(ER) American Airlines
N758US A319-112 American Airlines
N772XF A319-111 American Airlines
N774XF A319-111 American Airlines
N775XF A319-111 American Airlines
N793AN 777-223(ER) American Airlines
N8031M A319-115(WL) American Airlines
N823AN 787-9 Dreamliner American Airlines
N824AN 787-9 Dreamliner American Airlines
N858AE ERJ-140-LR American Eagle
N875NN 737-823(WL) American Airlines
N900UW A321-231(WL) American Airlines
N908AA A321-231(WL) American Airlines
N922NK A320-271N(WL) Spirit Airlines
N923AN 737-823(WL) American Airlines
N925AE ERJ-145-LR American Eagle
N933JN ERJ-145-LR American Eagle
N942NN 737-823(WL) American Airlines
N947NN 737-823(WL) American Airlines
N957NN 737-823(WL) American Airlines
N966NN 737-823(WL) American Airlines
N978UY A321-231 American Airlines