Address: 1GjerJf1FeccCzvQUZVpeVmPpad3RH1ZT5
Public Key: 03af13c80e78581d870a96f112cf681db1cad6f9da26860f2c25dd9a9125b0bdfc
Range(18hex): 400000000000000000 - 7FFFFFFFFFFFFFFFFF
I have a modest rtx 2060S + GTX1060ti — solution in about 2-5 minutes. For the sake of decency, you could at least put 1 dollar there.

~/RCKangaroo$ time ./rckangaroo -dp 16 -range 85 -start 1 -pubkey 03af13c80e78581d870a96f112cf681db1cad6f9da26860f2c25dd9a9125b0bdfc -tames tames85.dat -max 13
********************************************************************************
* RCKangaroo v3.0 (c) 2024 RetiredCoder *
********************************************************************************
This software is free and open-source: https://github.com/RetiredC
It demonstrates fast GPU implementation of SOTA Kangaroo method for solving ECDLP
Linux version
CUDA devices: 2, CUDA driver/runtime: 12.4/12.0
GPU 0: NVIDIA GeForce RTX 2060 SUPER, 7.78 GB, 34 CUs, cap 7.5, PCI 3, L2 size: 4096 KB
GPU 1: NVIDIA GeForce GTX 1660 Ti, 5.79 GB, 24 CUs, cap 7.5, PCI 8, L2 size: 1536 KB
Total GPUs for work: 2
MAIN MODE
Solving public key
X: AF13C80E78581D870A96F112CF681DB1CAD6F9DA26860F2C25DD9A9125B0BDFC
Y: C9EDCFE647622731DBE2E9E7291E8498BA0AFD44D3356C59B96F630218BDD3FB
Offset: 0000000000000000000000000000000000000000000000000000000000000001
Solving point: Range 85 bits, DP 16, start...
SOTA method, estimated ops: 2^42.702, RAM for DPs: 4.253 GB. DP and GPU overheads not included!
Max allowed number of ops: 2^46.402, max RAM for DPs: 53.044 GB
Estimated DPs per kangaroo: 57.427.
load tames...
tames loaded
GPU 0: allocated 3284 MB, 1114112 kangaroos. OldGpuMode: Yes
GPU 1: allocated 2322 MB, 786432 kangaroos. OldGpuMode: Yes
GPUs started...
MAIN: Speed: 2074 MKeys/s, Err: 0, DPs: 1418283K/109142K, Time: 0d:00h:00m/0d:00h:57m
MAIN: Speed: 2758 MKeys/s, Err: 0, DPs: 1418714K/109142K, Time: 0d:00h:00m/0d:00h:43m
MAIN: Speed: 2745 MKeys/s, Err: 0, DPs: 1419132K/109142K, Time: 0d:00h:00m/0d:00h:43m
***
MAIN: Speed: 2695 MKeys/s, Err: 0, DPs: 1424111K/109142K, Time: 0d:00h:02m/0d:00h:44m
Stopping work ...
Point solved, K: 0.066 (with DP and GPU overheads)
PRIVATE KEY: 0000000000000000000000000000000000000000000000612E8BA2E8BAC75640
real 4m35,010s
user 1m11,596s
sys 0m45,348s[s][/s]