90K connection issues when playing FFXIV

[Blitzer_Aznable]

ISP:
Beagle, Australia

Type of Internet Connection:
ADSL2 with Wifi connection

Internet Connection Speed:
20Mbit/s

Date & Time:
Today 7/01/15 and many times before. It started occuring sometime last year. Happened today around 14:30 GMT +10, AEST

Frequency:
Always

Character Name:
Blitzer Aznable

World:
Tonberry

Area and Coordinates:
Bentbranch Meadows in Central Shroud

Party or Solo:
Solo

NPC Name:
None

Monster Name:
None

In-Game Time:
Don't Remember. Happens anytime. Will sometimes happen a few minutes after logging in or after an hour or 2 of playing. So far 2 hours is most i've played until it happens

Steps:
Was standing around AFK. Also happens when fighting monsters or running around.

PC Specs
-=-=-=-=- System Information -=-=-=-=-
Windows 7 Ultimate 64-bit
CPU: Intel Core i7-3770K CPU @ 3.90GHZ
RAM: 16GB
GPU: NVIDIA GeForce GTX 970

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[Melavax]

SP:
Emery Telcom, United States.

Type of Internet Connection:
Cable, WiFi.

Internet Connection Speed:
40mbps/DL 4mbps/UL

Date & Time:
Ongoing, always. MTZ.

Frequency:
Always.

Character Name:
Melavax Vitrose

World:
Midgardsormr

Area and Coordinates:
Everywhere.

Party or Solo:
Both.

NPC Name:
Any and none.

Monster Name:
Any and none.

In-Game Time:
Random.

Steps:
Doesn't matter what I'm doing, whether it be in a dungeon or running around doing fates or even standing still.
Modem resets, speed tests, complete re-installation of the game, etc... Play it on my PS4 with the same WiFi and it works fine.

PC Specs
-=-=-=-=- System Information -=-=-=-=-
GPU: AMD Radeon HD 5670
RAM: 8GB
CPU: Intel Core i5 760 2.80GHz
Motherboard: Alienware 0RV30W
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