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 →
Network profile
Source: PeeringDB →Present at 3 internet exchanges: American IX ★ Massachusetts, Vermont IX 🍁, American IX ★ New York
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 23.167.200.0/23 | 512 |
0.0%
|
Lightboard Realty | US | — | — |
| 149.112.190.0/23 | 512 |
0.2%
|
Lightboard Realty | US | — | — |
| 149.112.191.0/24 | 256 |
0.4%
|
Lightboard Realty | US | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS21647 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 |
|---|---|---|
| 23.167.200.0/24 | 41,279 | 2026-08-05 12:15:11 |
| 23.167.201.0/24 | 41,263 | 2026-08-05 12:15:11 |
| 149.112.191.0/24 | 40,645 | 2026-08-05 12:15:48 |
| 149.112.190.0/24 | 40,485 | 2026-08-05 12:15:48 |
Frequently Asked Questions
What is AS21647?
AS21647 is an Autonomous System Number assigned to Lightboard Realty. 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 AS21647 announce?
AS21647 announces 1.0K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in United States.
Who operates AS21647?
AS21647 is operated by Lightboard Realty. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS21647 registered in?
AS21647 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
