[floatingleaf]

Many ISPs are bad these days. They insert or replace javascripts in it is plain http.

I face this problem in India with mainstream ISP.

[hexbinencoded]

https://www.theverge.com/2016/3/7/11173010/verizon-supercook...

https://tech.slashdot.org/story/07/07/25/155200/tool-detects...

https://lauren.vortex.com/archive/000337.html

https://www.forbes.com/sites/markgibbs/2013/05/01/cox-commun...

https://www.mattcutts.com/blog/confirmed-isp-modifies-google...

[chance_state]

What do they insert? Ads?

[shivasurya]

Yes, I’ve experienced it personally while doing my undergrad in india