AS24149
Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
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
- Isp allocation +5
- Trust score 70 / 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 |
|---|---|---|---|---|---|---|
| 150.242.158.0/23 | 512 |
0.0%
|
Internet Domain Name System Beijing Engineering Resrarch Center Ltd. | CN | — | — |
| 203.119.81.0/24 | 256 |
0.0%
|
Internet Domain Name System Beijing Engineering Resrarch Center Ltd. | CN | — | — |
| 203.119.82.0/24 | 256 |
0.4%
|
Internet Domain Name System Beijing Engineering Resrarch Center Ltd. | CN | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS24149 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 |
|---|---|---|
| 203.119.81.0/24 | 10,306 | 2026-07-31 23:47:05 |
| 203.119.82.0/24 | 7,707 | 2026-07-31 23:26:48 |
| 150.242.159.0/24 | 5,125 | 2026-07-31 23:26:48 |
| 150.242.158.0/24 | 4,451 | 2026-07-31 23:27:15 |
Frequently Asked Questions
What is AS24149?
AS24149 is an Autonomous System Number assigned to Internet Domain Name System Beijing Engineering Resrarch Center Ltd.. 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 AS24149 announce?
AS24149 announces 1.0K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in China.
Who operates AS24149?
AS24149 is operated by Internet Domain Name System Beijing Engineering Resrarch Center Ltd.. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.
What country is AS24149 registered in?
AS24149 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
