AS63966
16th Floor Yechengco Tower1, RCBC Plaza
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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 103.53.154.0/23 | 512 |
6.3%
|
16th Floor Yechengco Tower1, RCBC Plaza | PH | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS63966 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 |
|---|---|---|
| 103.53.154.0/23 | 27,146 | 2026-07-18 11:26:13 |
| 103.53.155.0/24 | 22,672 | 2026-07-18 11:26:13 |
| 103.53.154.0/24 | 22,651 | 2026-07-18 11:26:13 |
Frequently Asked Questions
What is AS63966?
AS63966 is an Autonomous System Number assigned to 16th Floor Yechengco Tower1, RCBC Plaza. 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 AS63966 announce?
AS63966 announces 512 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Philippines.
Who operates AS63966?
AS63966 is operated by 16th Floor Yechengco Tower1, RCBC Plaza. The organization is based in Philippines. You can view all IP ranges and related ASNs on the organization page.
What country is AS63966 registered in?
AS63966 is registered in Philippines. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
