AS134180
Md. Shariful Islam T/A BRISK SYSTEMS ISP registered in Bangladesh
10IPv4 prefixes
18IPv6 prefixes
100%RPKI-valid
#45,372AS Rank
327/327RIS visibility
#81Rank in Bangladesh
2015-05-11Allocated
Md. Shariful Islam T/A BRISK SYSTEMS (AS134180) — ISP, registered in Bangladesh. announces 10 IPv4 prefixes + 18 IPv6 prefixes. Rank in Bangladesh: #81. Allocated: 2015-05-11.
IPv4 10IPv6 18
Announced prefixes · 28
- v4 103.202.220.0/24 valid
- v4 103.202.221.0/24 valid
- v4 103.202.223.0/24 valid
- v4 103.209.196.0/24 valid
- v4 103.209.197.0/24 valid
- v4 103.209.199.0/24 valid
- v4 45.250.228.0/24 valid
- v4 45.250.229.0/24 valid
- v4 45.250.230.0/24 valid
- v4 45.250.231.0/24 valid
- v6 2403:6940:1000::/36 valid
- v6 2403:6940:2000::/36 valid
- v6 2403:6940:2001::/48 valid
- v6 2403:6940:2002::/48 valid
- v6 2403:6940:4000::/36 valid
- v6 2403:6940:5000::/36 valid
- v6 2403:6940:6000::/36 valid
- v6 2403:6940:7000::/36 valid
- v6 2403:6940:8000::/36 valid
- v6 2403:6940:9000::/36 valid
- v6 2403:6940::/32 valid
- v6 2403:6940::/36 valid
- v6 2403:6940:a000::/36 valid
- v6 2403:6940:b000::/36 valid
- v6 2403:6940:c000::/36 valid
- v6 2403:6940:d000::/36 valid
- v6 2403:6940:e000::/36 valid
- v6 2403:6940:f000::/36 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 10 IPv4 · 18 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-18
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 28 |
| 2026-06-13 | 28 |
AS topology · Customer cone 1
Embed this on your site
Badge 
[](https://ipdex.io/asn/AS134180/)
<a href="https://ipdex.io/asn/AS134180/"><img src="https://ipdex.io/badge/asn/134180.svg" alt="AS134180 on ipdex"></a>
Live chart (iframe)
<iframe src="https://ipdex.io/embed/asn/134180" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>