[南非·冷门机] JUSTG 三网GIA 年付49.99刀 ZACloud-Mini 详细测试

Old post, image hosting refreshed xhj015

📄 Product Configuration

Plan	🇿🇦 JUSTG ZACloud-Mini
Location	Johannesburg, South Africa
Hardware	1vCPU, 512M RAM, 10 GB SSD
Traffic	500GB (in+out)
Rate	500Mbps
Return Route	three-network CN2 GIA
Network	1 x IPv4 + 8 x /128 IPv6
Price	monthly USD$ 6.99 / yearly USD$ 49.99

Looking Glass:https://lg.justg.com
Purchase link (no AFF): https://www.justg.com/store/zacloud-server

The merchant Q&A says IPv4 addresses cannot be changed for free or for a fee; you can only buy a second one. There is no refund policy. Keep this in mind before buying yearly.

💻 Basic Information

A complete potato disk.

Basic System Information:
---------------------------------
Uptime     : 0 days, 10 hours, 18 minutes
Processor  : Intel(R) Xeon(R) CPU E5-2680 v3 @ 2.50GHz
CPU cores  : 1 @ 2499.996 MHz
AES-NI     : ✔ Enabled
VM-x/AMD-V : ❌ Disabled
RAM        : 464.9 MiB
Swap       : 1.0 GiB
Disk       : 10.0 GiB
Distro     : Debian GNU/Linux 12 (bookworm)
Kernel     : 6.12.22+bpo-cloud-amd64
VM Type    : KVM
IPv4/IPv6  : ✔ Online / ✔ Online

IPv6 Network Information:
---------------------------------
ISP        : Sun Network Company Limited
ASN        : AS328543 Sun Network Company Limited
Host       : Sun Network Company Limited
Location   : Cascade, Cascade (11)
Country    : Seychelles

fio Disk Speed Tests (Mixed R/W 50/50) (Partition -):
---------------------------------
Block Size | 4k            (IOPS) | 64k           (IOPS)
  ------   | ---            ----  | ----           ---- 
Read       | 3.99 MB/s      (997) | 50.21 MB/s     (784)
Write      | 4.01 MB/s     (1.0k) | 50.58 MB/s     (790)
Total      | 8.00 MB/s     (2.0k) | 100.80 MB/s   (1.5k)
           |                      |                     
Block Size | 512k          (IOPS) | 1m            (IOPS)
  ------   | ---            ----  | ----           ---- 
Read       | 147.11 MB/s    (287) | 144.90 MB/s    (141)
Write      | 154.93 MB/s    (302) | 154.55 MB/s    (150)
Total      | 302.05 MB/s    (589) | 299.46 MB/s    (291)

Geekbench 5 Benchmark Test:
---------------------------------
Test            | Value                         
                |                               
Single Core     | 481                           
Multi Core      | 476                           
Full Test       | https://browser.geekbench.com/v5/cpu/23579011

 SysBench CPU Test (Fast Mode, 1-Pass @ 5sec)
---------------------------------
 1 Thread Test (Single Core) Score:          558 Scores
 SysBench Memory Test (Fast Mode, 1-Pass @ 5sec)
---------------------------------
 Single Thread Read Test:          12927.95 MB/s
 Single Thread Write Test:          10097.59 MB/s

🎬 IP Quality

Seychelles broadcast IP; YouTube is routed to China, and Netflix is unlocked.

IPv4	IPv6

🔗 Routing Information

Single-line CTG.

🌐 Network Quality

IPv4	IPv6

📍Return RouteRoutes

Three-network return routes use CTG/CN2 GIA; China Telecom has the lowest latency, while China Mobile and China Unicom are higher.

IPv4	IPv6

📡 Multi-location TCP-Ping Test (itdog.cn, 2025-06-28 20:00 )

📤 Outbound Routes

Outbound China Mobile and China Unicom detour through the United Kingdom, while China Telecom uses CN2/CTG GIA via Hong Kong and Singapore.

Beijing

BeijingMobile	BeijingUnicom	BeijingTelecom

Shanghai

ShanghaiMobile	ShanghaiUnicom	ShanghaiTelecom

Guangdong

GuangzhouMobile	JieyangUnicom	GuangzhouTelecom

🇳🇬 Intra-Africa Interconnection (Nigeria)

Testing the route to a Suburnban Nigeria VPS.
latency86ms, Latency is 86ms, a bit better than going through the United Kingdom.

Outbound

1   45.151.*.*      AS328543                  South Africa Gauteng Johannesburg  justg.com 
                                              0.32 ms / 0.83 ms / 0.40 ms
2   10.201.*.*      *                         RFC1918          
                                              0.58 ms / 0.39 ms / 0.39 ms
3   45.195.*.*      AS4809                    South Africa Gauteng Johannesburg  www.chinatelecom.com.cn  China Telecom
                                              4.54 ms / 4.96 ms / 2.69 ms
4   196.60.*.*      AS30844  [NAPAFRICA-JB]   South Africa Gauteng  NAPAfrica IX Johannesburg - Liquid Telecom - 200Gbps liquidtelecom.com 
    napafricajhb.liquidtelecom.net            2.20 ms / 3.12 ms / 2.17 ms
5   77.246.*.*      AS30844                   South Africa Gauteng Johannesburg  liquidtelecom.com 
    liquidtelecom.net                         2.38 ms / 2.14 ms / 2.37 ms
6   41.175.*.*      AS30844                   South Africa    liquidtelecom.com 
                                              19.68 ms / 19.66 ms / 19.76 ms
7   41.175.*.*      AS30844                   South Africa Gauteng Johannesburg  liquidtelecom.com 
    liquidtelecom.net                         76.93 ms / 76.76 ms / 76.65 ms
8   41.84.*.*       AS30844                   Nigeria Lagos   liquidtelecom.com 
    liquidtelecom.net                         76.86 ms / 26.53 ms
    41.173.*.*      AS30844                   Nigeria    liquidtelecom.com 
                                              36.06 ms
9   41.173.*.*      AS30844                   Nigeria    liquidtelecom.com 
                                              105.02 ms / 87.85 ms / 86.47 ms
10  *
11  102.207.*.*     AS37004  [AFRINIC-102]    Nigeria Lagos         
                                              86.97 ms / 86.70 ms / 86.39 ms

Return Route

1   *
2   *
3   10.11.*.*       *                         RFC1918          
                                              0.83 ms / 1.75 ms / 0.85 ms
4   41.173.*.*      AS30844                   Nigeria    liquidtelecom.com 
                                              11.63 ms / 16.31 ms / 11.55 ms
5   41.84.*.*       AS30844                   Nigeria    liquidtelecom.com 
                                              84.48 ms / 84.32 ms / 84.32 ms
6   41.175.*.*      AS30844                   South Africa Cape Town Cape Town  liquidtelecom.com 
    liquidtelecom.net                         68.50 ms / 68.47 ms / 68.46 ms
7   46.17.*.*       AS30844                   South Africa Gauteng Johannesburg  liquidtelecom.com 
    liquidtelecom.net                         84.62 ms / 84.29 ms / 84.21 ms
8   77.246.*.*      AS30844                   South Africa Gauteng Johannesburg  liquidtelecom.com 
    reserved.liquidtelecom.net                85.73 ms / 85.90 ms / 85.95 ms
9   196.60.*.*      AS23764                   South Africa Gauteng Johannesburg NAPAfrica IX Johannesburg - CTGNet - 100Gbps chinatelecomglobal.com  China Telecom
    ixp.joburg                                84.10 ms / 84.03 ms / 83.98 ms
10  45.195.*.*      AS4809                    South Africa Gauteng Johannesburg CT-POP www.chinatelecom.com.cn  China Telecom
                                              84.80 ms / 84.72 ms / 84.77 ms
11  *
12  102.223.*.*     AS328543 [AFRINIC-102]    South Africa Gauteng Johannesburg  justg.com 
    spk.cloudie.hk                            86.48 ms / 86.56 ms / 86.38 ms

iperf3

-----------------------------------------------------------
Server listening on 5201 (test #1)
-----------------------------------------------------------
Accepted connection from 102.223.*.*, port 20000
[  5] local 102.207.*.* port 5201 connected to 102.223.*.* port 21000
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  6.88 MBytes  57.7 Mbits/sec  102   1.36 MBytes       
[  5]   1.00-2.00   sec  8.75 MBytes  73.4 Mbits/sec  728   1.37 MBytes       
[  5]   2.00-3.00   sec  7.50 MBytes  62.9 Mbits/sec    2   1.37 MBytes       
[  5]   3.00-4.00   sec  5.00 MBytes  41.9 Mbits/sec    2   1.37 MBytes       
[  5]   4.00-5.00   sec  7.50 MBytes  62.9 Mbits/sec    2   1.37 MBytes       
[  5]   5.00-6.00   sec  7.50 MBytes  62.9 Mbits/sec   47   1.37 MBytes       
[  5]   6.00-7.00   sec  8.75 MBytes  73.4 Mbits/sec    0   1.38 MBytes       
[  5]   7.00-8.00   sec  6.25 MBytes  52.4 Mbits/sec   25   1.04 MBytes       
[  5]   8.00-9.00   sec  7.50 MBytes  62.9 Mbits/sec    0   1.14 MBytes       
[  5]   9.00-10.00  sec  8.75 MBytes  73.4 Mbits/sec    0   1.22 MBytes       
[  5]  10.00-11.00  sec  6.25 MBytes  52.4 Mbits/sec    0   1.28 MBytes       
[  5]  11.00-12.00  sec  7.50 MBytes  62.9 Mbits/sec    0   1.33 MBytes       
[  5]  12.00-13.00  sec  7.50 MBytes  62.9 Mbits/sec    1   1.35 MBytes       
[  5]  13.00-14.00  sec  7.50 MBytes  62.9 Mbits/sec    3   1011 KBytes       
[  5]  14.00-15.00  sec  7.50 MBytes  62.9 Mbits/sec   47   1.04 MBytes       
[  5]  15.00-16.00  sec  8.75 MBytes  73.4 Mbits/sec    0   1.13 MBytes       
[  5]  16.00-17.00  sec  8.75 MBytes  73.4 Mbits/sec    0   1.21 MBytes       
[  5]  17.00-18.00  sec  8.75 MBytes  73.4 Mbits/sec    0   1.27 MBytes       
[  5]  18.00-19.00  sec  8.75 MBytes  73.4 Mbits/sec    0   1.31 MBytes       
[  5]  19.00-20.00  sec  8.75 MBytes  73.4 Mbits/sec    0   1.33 MBytes       
[  5]  20.00-21.00  sec  6.25 MBytes  52.4 Mbits/sec    0   1.35 MBytes       
[  5]  21.00-22.00  sec  8.75 MBytes  73.4 Mbits/sec    1   1.35 MBytes       
[  5]  22.00-23.00  sec  7.50 MBytes  62.9 Mbits/sec    0   1.35 MBytes       
[  5]  23.00-24.00  sec  7.50 MBytes  62.9 Mbits/sec    0   1.36 MBytes       
[  5]  24.00-25.00  sec  6.25 MBytes  52.4 Mbits/sec   81   1.37 MBytes       
[  5]  25.00-26.00  sec  7.50 MBytes  62.9 Mbits/sec   37   1.38 MBytes       
[  5]  26.00-27.00  sec  7.50 MBytes  62.9 Mbits/sec   30   1.38 MBytes       
[  5]  27.00-28.00  sec  8.75 MBytes  73.4 Mbits/sec    0   1.38 MBytes       
[  5]  28.00-29.00  sec  6.25 MBytes  52.4 Mbits/sec    2    993 KBytes       
[  5]  29.00-30.00  sec  7.50 MBytes  62.9 Mbits/sec    0   1.10 MBytes       
[  5]  30.00-30.09  sec  1.25 MBytes   118 Mbits/sec    0   1.11 MBytes       
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-30.09  sec   229 MBytes  63.9 Mbits/sec  1110             sender

📝Summary

It is still more suitable for China Telecom users; using it to pull traffic from a Nigeria VPS is just acceptable

NodeQuality link
Looking Glass
probe link