Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 103.21.60.0/22 | 1.0K |
1.3%
|
Bank Of Taiwan | TW | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS131148 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 103.21.61.0/24 | 13,373 | 2026-08-04 12:37:05 |
| 103.21.62.0/24 | 13,327 | 2026-08-04 12:37:05 |
| 103.21.63.0/24 | 13,318 | 2026-08-04 12:37:05 |
| 103.21.60.0/24 | 13,301 | 2026-08-04 12:37:05 |
| 103.21.60.0/22 | 11,662 | 2026-08-04 12:37:05 |
Frequently Asked Questions
What is AS131148?
AS131148 is an Autonomous System Number assigned to Bank Of Taiwan. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS131148 announce?
AS131148 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Taiwan.
Who operates AS131148?
AS131148 is operated by Bank Of Taiwan. The organization is based in Taiwan. You can view all IP ranges and related ASNs on the organization page.
What country is AS131148 registered in?
AS131148 is registered in Taiwan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
