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Bitkub and you are <deleted>


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Posted

Not coming back, so it is no maintenance.

 

Yesterday they offered 1000B in trading fees for whatever problems.

 

Seems they ran out of money after all.

 

Bankrupt.

 

Posted

Bitkub uses cheap virtual servers from Amazon instead of powerful dedicated servers, so it may be really a shortage of resources for heavily increased traffic.

Posted

Someone recently asked why I invested in crypto via listed miners and Grayscale trusts. This is why! Shady exchanges shutting on a whim - we lost our initial fun money on the other Thai exchange when it suddenly shut last year and we had no way to transfer coins out from the to be imminently closed account. 

 

Posted
Just now, TopDeadSenter said:

Someone recently asked why I invested in crypto via listed miners and Grayscale trusts. This is why! Shady exchanges shutting on a whim - we lost our initial fun money on the other Thai exchange when it suddenly shut last year and we had no way to transfer coins out from the to be imminently closed account. 

 

The BX exchange gave all customers a reasonable amount of time to take their assets off the exchange, it was tough if you didn't have a wallet.

the shutdown wasn't sudden but it was unexpected.

Posted
9 hours ago, fdsa said:

Bitkub uses cheap virtual servers from Amazon instead of powerful dedicated servers, so it may be really a shortage of resources for heavily increased traffic.

 

How do you know they don't use AWS dedicated servers?

Posted
1 hour ago, Barnabe said:

 

How do you know they don't use AWS dedicated servers?

It is an assumption based on my experience in web hosting and development of web based services.

AWS dedicated servers are so severily overpriced that Bitkub management would never allow their developers to order them, so with the high probability Bitkub is hosted on a dozen of virtual servers rather than on a dozen of dedicated servers.

Posted

Amazon is not cheap or unreliable by any means. If they are hosted there, still say they are under maintenance, it only means one thing. They got hacked.

Posted
5 minutes ago, MadMac said:

Amazon is not cheap or unreliable by any means. If they are hosted there, still say they are under maintenance, it only means one thing. They got hacked.

 

It is possible to have the most reliable servers in the world and still build a crappy system.

  • Like 1
Posted
8 minutes ago, MadMac said:

Yes, and that can be hacked. Can't blame Amazon for your own failure.

You're obsessed with this aren't you.

 

Did you ever use MtGox during the years it was running? I did and I can tell you they had all sorts of problems, mostly DDOS related which led to outages and order execution lag which could last 30 to 60 minutes from pressing the sell or buy button, there were hacks as well of course but that was unrelated to their earlier issues.

 

What makes you think they're running on AWS?

 

The requests go through CloudFlare which means they could be hosted anywhere on any kind of hardware.

 

This forum runs through AWS, you can tell by the fact that requests go through 'CloudFront' which is AWS instead of CloudFlare which Bitkub uses.

 

 

  • Like 1
  • Haha 1
Posted

  

  

11 minutes ago, ukrules said:

What makes you think they're running on AWS?

There are several methods to find the real IP behind the Cloudflare.

Here is an example for *.bitkub.com:

3rd.api.bitkub.com 13.250.196.73
3rd.api.bitkub.com 18.136.4.229
api.bitkub.com 54.169.187.159
chat.bitkub.com 52.220.200.9
mobileapi.bitkub.com 13.212.178.190
mobileapi.bitkub.com 3.1.196.161
mobileapi.bitkub.com 54.255.235.90
nft.bitkub.com 13.228.172.112
public-api.bitkub.com 13.229.159.222
public-api.bitkub.com 18.138.101.165
public-api.bitkub.com 18.138.145.242
public-api.bitkub.com 52.220.74.0
public-api.bitkub.com 52.77.239.132
sandbox.bitkub.com 52.74.34.244
txnmon.bitkubnow.com 3.0.234.244
webhook-line.bitkubnow.com 18.140.31.59
www.bitkub.com 13.228.111.90
www.bitkub.com 13.229.244.245
www.bitkub.com 13.250.217.169
www.bitkub.com 18.139.116.119
www.bitkub.com 54.251.159.234
www.bitkub.com 54.255.246.202
www.newsletter.bitkub.com 104.160.76.55
www.newsletter.bitkub.com 104.160.76.56

- almost all IPs belong to Amazon Singapore.

 

11 minutes ago, ukrules said:

This forum runs through AWS

AFAIR this forum is hosted on some dedicated server company in Singapore, not AWS.

Posted

All I say it does not matter. They can host whatever <deleted> they want. In my first posting here I explained what happend with them. And apparently it got only worse since then.

  • Like 1
Posted
3 minutes ago, fdsa said:

  

  

There are several methods to find the real IP behind the Cloudflare.

Here is an example for *.bitkub.com:


3rd.api.bitkub.com 13.250.196.73
3rd.api.bitkub.com 18.136.4.229
api.bitkub.com 54.169.187.159
chat.bitkub.com 52.220.200.9
mobileapi.bitkub.com 13.212.178.190
mobileapi.bitkub.com 3.1.196.161
mobileapi.bitkub.com 54.255.235.90
nft.bitkub.com 13.228.172.112
public-api.bitkub.com 13.229.159.222
public-api.bitkub.com 18.138.101.165
public-api.bitkub.com 18.138.145.242
public-api.bitkub.com 52.220.74.0
public-api.bitkub.com 52.77.239.132
sandbox.bitkub.com 52.74.34.244
txnmon.bitkubnow.com 3.0.234.244
webhook-line.bitkubnow.com 18.140.31.59
www.bitkub.com 13.228.111.90
www.bitkub.com 13.229.244.245
www.bitkub.com 13.250.217.169
www.bitkub.com 18.139.116.119
www.bitkub.com 54.251.159.234
www.bitkub.com 54.255.246.202
www.newsletter.bitkub.com 104.160.76.55
www.newsletter.bitkub.com 104.160.76.56

- almost all IPs belong to Amazon Singapore.

 

AFAIR this forum is hosted on some dedicated server company in Singapore, not AWS.

Interesting, I'm pretty sure it used to be on AWS (the forum), in fact we were getting Amazon cloudfront errors on this forum just a couple of weeks ago but when this site stopped working for me today (literally just about 10 minutes ago) I got a different type of error. Maybe it's moved recently.

 

They've made a mistake allowing their real IPs to be disclosed in any way - this makes them a target for all sorts of attacks and extortion.

 

Professional DDOS prevention whilst actively under attack is not cheap.

  • Like 1
Posted

Bitkub mobile app came online 14:30.

Installed the app on my android and logged in

(Website still under maintenance)

Went on my wallet and transfered most BTC and ETH into cold storage.

No problem, both transfers confirmed within minutes.

So far so good. No loss at all, but a very bad feeling about the way they treat us customers.

Hope the info helps

Posted
3 hours ago, ukrules said:

Professional DDOS prevention whilst actively under attack is not cheap.

Usually its less than 1k USD/month - not cheap for a random charlie and cheap for a rich company such as a cryptocurrency exchange.

Posted

In other unrelated news 'upbit' launched in Thailand on Tuesday.

 

I'm sure it's just a coincidence that the other exchange was ordered offline just days before the launch.

  • Like 2
Posted

Been doing this for awhile and am not anti Bitkub.... but seriously, this is exactly what a 'warning sign' looks like (service outages and unclear reasons for such outages).   BTC-e, Flexcoin, Intersango....

 

Cold storage is your friend.  And if the term cold storage confuses you.... let's say that storing your money OFF EXCHANGE is your friend.   Only keep what you want to trade in your exchange accounts.

  • Like 2
Posted
44 minutes ago, Heng said:

Been doing this for awhile and am not anti Bitkub.... but seriously, this is exactly what a 'warning sign' looks like (service outages and unclear reasons for such outages).   BTC-e, Flexcoin, Intersango....

 

Cold storage is your friend.  And if the term cold storage confuses you.... let's say that storing your money OFF EXCHANGE is your friend.   Only keep what you want to trade in your exchange accounts.

 

Agreed, and only in reputable exchanges with a long history. Binance is my favourite by far. Coinbase is good too but don't expect it to perform very well during large pumps or dumps. Honestly I can't trust any others at this point.

  • Like 1

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