ASN lookup result for AS131628 TWN Broadband — network size, BGP routing and registration
IPv4 addresses
41,472
54 announced prefixes
IPv6 addresses
—
0 announced prefixes
BGP neighbours
…
CAIDA rank
#15,168
Customer cone 1 ASNs
Estimated users
311
APNIC Labs estimate
RPKI
100% valid
0 invalid · 0 not covered
Average purity
75
5 sampled IPs
IXPs / facilities
0 / 0
Operator self-reported
History
How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.
Loading routing history…
IP ranges
Currently announced prefixes with their RIR registration and geolocation.
| Prefix | RPKI | Registration | Geolocation | Addresses |
|---|---|---|---|---|
| 175.99.0.0/19 | Valid |  TFN-NETAPNIC | Taiwan | 8,192 |
| 175.99.192.0/19 | Valid | TFN-NETAPNIC | Taiwan | 8,192 |
| 175.97.160.0/20 | Valid | TFN-NETAPNIC | Taiwan | 4,096 |
| 175.97.192.0/20 | Valid | TFN-NETAPNIC | Taiwan | 4,096 |
| 175.97.216.0/21 | Valid | TFN-NETAPNIC | Taiwan | 2,048 |
| 175.97.208.0/22 | Valid | TFN-NETAPNIC | Taiwan | 1,024 |
| 175.97.212.0/22 | Valid | TFN-NETAPNIC | Taiwan | 1,024 |
| 175.97.128.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.130.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.132.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.134.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.136.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.138.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.140.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.142.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.144.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.146.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.148.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.150.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
| 175.97.152.0/23 | Valid | TFN-NETAPNIC | Taiwan | 512 |
/24 block profile
One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.
/24s with data 5 / 162 （3%） · flagged 2
Hover a square for its numbers; click to see all 256 addresses.
Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.
IP reputation
IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.
Purity distribution
0.04%
Share of IPv4 reported or blocklisted
16
Listed IPs
5
Analysed IPs
Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.
Geography
Where this network’s IPv4 addresses are located.
- Taiwan100.0%
- Scope
- Single country
- In registered country
- 100.0%
Estimated by sampling IPv4 ranges against a geolocation database.
Traffic observation
AS131628 · Last 7 daysAdoption & Usage
Adoption and usage of key protocols
Security & Attacks
Insights into network and application layer attack traffic
BGP Announcements
Hourly BGP route announcements over the last 7 days
Data: Cloudflare Radar, licensed under CC BY-NC 4.0
Datacenter Presence
WHOIS record
The registry’s record for this AS number: holder, status, dates and contacts.
Related networks
Other ASNs registered in the same country with the same network type.
- AS131642Pittqiao Network Information Co., Ltd.IDC
- AS134823Sky Digital Co., Ltd.IDC
- AS131151Imcloud Technology Co., Ltd.IDC
- AS38042Sky Digital Co., Ltd.IDC
- AS9678HostingInside LTDIDC
- AS17413Dodo Ltd.IDC
- AS9923Simple Information, Inc.IDC
- AS18041Taiwan Digital Streaming Co.IDC
- AS135596HanStrong Online ServicesIDC
- AS149791StarVerse Network Ltd.IDC
Sources
Where the information on this page comes from and when it was updated.
| Information | Source | Updated |
|---|---|---|
| Registered country | RIR daily delegation statistics | 2026-10-22 |
| Registered address & allocation date | RIR registration data (RDAP) | 2026-06-30 |
| Organization & company country | AS-to-organization data | 2026-10-22 |
| Network type | CleanIP ASN canon | 2026-10-22 |
| Announced prefixes & BGP neighbours | Public BGP routing data | 2026-10-22 |
| IPv4 geography | Geolocation database | — |
| RPKI validation | RPKI ROA validation data | 2026-10-22 |
| Rank & customer cone | CAIDA AS Rank | 2026-10-01 |
| Estimated users (APNIC) | APNIC Labs user estimates | 2026-10-20 |
| IP reputation | CleanIP lookups and neighbour sampling | — |
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