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 →
AS63603 — global IP footprint
Cities where AS63603 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 103.102.196.0/22 | 1.0K |
0.0%
|
GSS China | CN | — | — |
| 163.53.46.0/23 | 512 |
0.0%
|
GSS China | CN | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS63603 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 |
|---|---|---|
| 163.53.46.0/24 | 10,835 | 2026-08-01 16:12:56 |
| 163.53.47.0/24 | 10,774 | 2026-08-01 16:12:56 |
| 103.102.198.0/24 | 8,197 | 2026-08-01 16:12:56 |
| 103.102.199.0/24 | 8,150 | 2026-08-01 16:12:56 |
| 103.102.196.0/24 | 8,100 | 2026-08-01 16:12:56 |
| 103.102.197.0/24 | 8,033 | 2026-08-01 16:12:56 |
Frequently Asked Questions
What is AS63603?
AS63603 is an Autonomous System Number assigned to GSS China. 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 AS63603 announce?
AS63603 announces 1.5K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in China.
Who operates AS63603?
AS63603 is operated by GSS China. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.
What country is AS63603 registered in?
AS63603 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
