Is Digital Ocean diverting all the traffic in the droplets via a caching proxy?

wget-log.txt

I've noticed that on digital ocean droplets, the second download is way faster than the first one. Does it mean digital ocean diverting all the traffic in the droplets via a caching proxy?  

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anand@docker0:/tmp$ wget https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.10.0-0~jessie_amd64.deb
--2016-07-28 14:35:51--  https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.10.0-0~jessie_amd64.deb
Resolving apt.dockerproject.org (apt.dockerproject.org)... 54.192.151.51
Connecting to apt.dockerproject.org (apt.dockerproject.org)|54.192.151.51|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 8552538 (8.2M) [application/vnd.debian.binary-package]
Saving to: 'docker-engine_1.10.0-0~jessie_amd64.deb'

docker-engine_1.10.0-0~jessie_amd64.d 100%[========================================================================>]   8.16M  1.59MB/s    in 7.8s

2016-07-28 14:35:59 (1.04 MB/s) - 'docker-engine_1.10.0-0~jessie_amd64.deb' saved [8552538/8552538]

anand@docker0:/tmp$ wget https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.10.0-0~jessie_amd64.deb
--2016-07-28 14:36:01--  https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.10.0-0~jessie_amd64.deb
Resolving apt.dockerproject.org (apt.dockerproject.org)... 54.192.151.51
Connecting to apt.dockerproject.org (apt.dockerproject.org)|54.192.151.51|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 8552538 (8.2M) [application/vnd.debian.binary-package]
Saving to: 'docker-engine_1.10.0-0~jessie_amd64.deb.1'

docker-engine_1.10.0-0~jessie_amd64.d 100%[========================================================================>]   8.16M  --.-KB/s    in 0.1s

2016-07-28 14:36:01 (56.6 MB/s) - 'docker-engine_1.10.0-0~jessie_amd64.deb.1' saved [8552538/8552538]

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anand@docker0:/tmp$ wget https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.8.0-0~wily_amd64.deb
--2016-07-28 14:40:29--  https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.8.0-0~wily_amd64.deb
Resolving apt.dockerproject.org (apt.dockerproject.org)... 54.192.151.51
Connecting to apt.dockerproject.org (apt.dockerproject.org)|54.192.151.51|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 5708138 (5.4M) [application/vnd.debian.binary-package]
Saving to: 'docker-engine_1.8.0-0~wily_amd64.deb'

docker-engine_1.8.0-0~wily_amd64.deb    100%[============================================================================>]   5.44M  1023KB/s    in 9.7s

2016-07-28 14:40:39 (573 KB/s) - 'docker-engine_1.8.0-0~wily_amd64.deb' saved [5708138/5708138]

anand@docker0:/tmp$ wget https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.8.0-0~wily_amd64.deb
--2016-07-28 14:40:42--  https://apt.dockerproject.org/repo/pool/main/d/docker-engine/docker-engine_1.8.0-0~wily_amd64.deb
Resolving apt.dockerproject.org (apt.dockerproject.org)... 54.192.151.51
Connecting to apt.dockerproject.org (apt.dockerproject.org)|54.192.151.51|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 5708138 (5.4M) [application/vnd.debian.binary-package]
Saving to: 'docker-engine_1.8.0-0~wily_amd64.deb.1'

docker-engine_1.8.0-0~wily_amd64.deb.1  100%[============================================================================>]   5.44M  --.-KB/s    in 0.06s

2016-07-28 14:40:42 (84.5 MB/s) - 'docker-engine_1.8.0-0~wily_amd64.deb.1' saved [5708138/5708138]