Right click on the download link and paste it into the address bar. You'll see something like:
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....
I find anything in the low 100's (101 - 110 to usually DL at 100k. 111 - 119 gets me 100k to 200k. Personally I manually change the CDN between 128 to 131 as this, quite frequently, will get me anywhere between 1-2mbps. They used to have CDN's in the 140's that would get me 4mbps but they've all been long deceased!
Here's alternates for you to try:
VamX 1.10 -
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VamX 1.10 VoicePack -
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VamX 1.10 AddonPackages -
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