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 →
Network profile
Source: PeeringDB →Present at 2 internet exchanges: LONAP: LON0, LINX Manchester
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 38.126.80.0/20 | 4.1K |
0.0%
|
Fibrenest Limited | US | — | — |
| 154.62.164.0/22 | 1.0K |
0.0%
|
Fibrenest Limited | US | — | — |
| 154.62.168.0/22 | 1.0K |
0.0%
|
Fibrenest Limited | US | — | — |
| 185.241.224.0/22 | 1.0K |
0.0%
|
Fibrenest Limited | GB | England | Oxford |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS204731 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 |
|---|---|---|
| 38.126.88.0/21 | 5,469 | 2026-07-30 08:41:35 |
| 185.241.226.0/23 | 5,262 | 2026-07-30 08:44:01 |
| 38.126.80.0/20 | 4,714 | 2026-07-30 08:30:12 |
| 154.62.164.0/22 | 4,680 | 2026-07-30 08:30:12 |
| 154.62.168.0/22 | 4,628 | 2026-07-30 08:30:12 |
| 185.241.224.0/22 | 4,523 | 2026-07-30 08:30:12 |
| 38.126.80.0/21 | 752 | 2026-07-29 19:23:02 |
| 185.241.224.0/23 | 676 | 2026-07-29 19:23:02 |
Frequently Asked Questions
What is AS204731?
AS204731 is an Autonomous System Number assigned to Fibrenest Limited. 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 AS204731 announce?
AS204731 announces 7.2K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in United Kingdom.
Who operates AS204731?
AS204731 is operated by Fibrenest Limited. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.
What country is AS204731 registered in?
AS204731 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
