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
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS400308 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 |
|---|---|---|
| 16.216.19.0/24 | 23,454 | 2026-06-26 14:00:59 |
| 192.25.206.0/24 | 23,061 | 2026-06-27 06:18:41 |
| 16.217.113.0/24 | 21,634 | 2026-06-26 14:03:22 |
| 16.216.103.0/24 | 19,380 | 2026-06-26 14:01:20 |
| 16.216.110.0/24 | 18,960 | 2026-06-26 14:01:20 |
| 192.102.142.0/24 | 17,295 | 2026-06-26 15:29:22 |
| 192.6.55.0/24 | 12,953 | 2026-07-13 06:46:18 |
| 192.82.184.0/24 | 12,602 | 2026-07-13 06:46:18 |
| 192.25.197.0/24 | 10,199 | 2026-06-27 09:11:19 |
| 16.217.155.0/24 | 10,156 | 2026-06-27 09:08:50 |
| 16.217.64.0/24 | 9,832 | 2026-06-27 06:24:18 |
| 16.217.174.0/24 | 9,727 | 2026-06-27 09:08:50 |
| 199.235.10.0/24 | 8,652 | 2026-07-13 06:46:18 |
| 16.216.82.0/24 | 8,308 | 2026-07-04 03:09:56 |
| 16.217.126.0/24 | 8,298 | 2026-06-26 12:40:10 |
| 192.6.222.0/24 | 8,194 | 2026-06-27 07:10:13 |
| 192.6.18.0/24 | 7,965 | 2026-06-27 06:15:52 |
| 191.222.240.0/24 | 7,934 | 2026-06-27 09:11:19 |
| 192.6.37.0/24 | 7,699 | 2026-06-27 06:51:34 |
| 16.217.135.0/24 | 7,289 | 2026-06-27 09:08:50 |
| 16.217.45.0/24 | 6,906 | 2026-06-27 06:24:18 |
| 16.217.8.0/24 | 6,713 | 2026-06-27 08:09:44 |
| 192.48.177.0/24 | 6,586 | 2026-07-13 06:46:18 |
| 31.56.162.0/24 | 6,104 | 2026-07-13 06:46:18 |
| 16.217.68.0/24 | 5,920 | 2026-06-27 08:13:02 |
| 192.132.201.0/24 | 5,915 | 2026-07-13 06:46:18 |
| 31.59.201.0/24 | 5,855 | 2026-07-13 06:46:18 |
| 16.216.81.0/24 | 5,843 | 2026-06-27 09:08:50 |
| 31.56.143.0/24 | 5,828 | 2026-07-13 06:46:18 |
| 188.221.84.0/24 | 5,752 | 2026-06-27 03:54:14 |
| 192.48.199.0/24 | 5,673 | 2026-07-13 06:46:18 |
| 192.48.204.0/24 | 5,630 | 2026-07-13 06:46:18 |
| 216.122.120.0/24 | 5,605 | 2026-06-05 09:42:07 |
| 31.59.230.0/24 | 5,550 | 2026-07-13 06:46:18 |
| 16.5.10.0/24 | 5,524 | 2026-07-09 15:26:52 |
| 16.5.28.0/24 | 5,368 | 2026-07-09 15:26:08 |
| 199.235.95.0/24 | 5,310 | 2026-06-27 08:59:58 |
| 16.216.161.0/24 | 5,269 | 2026-06-26 12:55:17 |
| 16.216.192.0/24 | 5,134 | 2026-06-26 13:58:36 |
| 16.216.190.0/24 | 5,081 | 2026-06-26 13:47:06 |
| 16.217.38.0/24 | 4,973 | 2026-06-27 10:01:48 |
| 191.222.39.0/24 | 4,964 | 2026-07-17 14:59:23 |
| 199.235.140.0/24 | 4,961 | 2026-06-27 10:32:22 |
| 199.235.178.0/24 | 4,943 | 2026-06-27 09:38:20 |
| 16.217.220.0/24 | 4,923 | 2026-06-27 08:59:58 |
| 199.235.113.0/24 | 4,913 | 2026-06-27 06:24:18 |
| 80.93.196.0/24 | 4,872 | 2026-06-27 08:21:34 |
| 199.235.34.0/24 | 4,853 | 2026-06-27 05:11:02 |
| 151.247.3.0/24 | 4,853 | 2026-06-27 09:10:49 |
| 16.216.197.0/24 | 4,779 | 2026-06-27 06:24:18 |
Showing top 50 of 78 announced prefixes by sample volume.
Frequently Asked Questions
What is AS400308?
AS400308 is an Autonomous System Number assigned to Zyberz LLC. 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 AS400308 announce?
AS400308 announces 17.7K IPv4 addresses distributed across 69 routed CIDR prefixes. The network is registered in United States.
Who operates AS400308?
AS400308 is operated by Zyberz LLC. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS400308 registered in?
AS400308 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
