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
- Enterprise allocation +4
- Trust score 69 / 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 |
|---|---|---|---|---|---|---|
| 158.179.64.0/18 | 16.4K |
0.0%
|
KPMG LLP | GB | — | — |
| 158.180.128.0/19 | 8.2K |
0.0%
|
KPMG LLP | GB | England | Harlow |
| 158.180.192.0/19 | 8.2K |
0.0%
|
KPMG LLP | GB | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS39550 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 |
|---|---|---|
| 158.180.128.0/19 | 7,098 | 2026-07-25 12:09:15 |
| 158.179.96.0/19 | 3,799 | 2026-07-25 06:06:10 |
| 158.179.64.0/19 | 3,785 | 2026-07-25 06:06:10 |
| 158.180.192.0/19 | 3,694 | 2026-07-25 06:06:10 |
Frequently Asked Questions
What is AS39550?
AS39550 is an Autonomous System Number assigned to KPMG LLP. 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 AS39550 announce?
AS39550 announces 32.8K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in United Kingdom.
Who operates AS39550?
AS39550 is operated by KPMG LLP. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.
What country is AS39550 registered in?
AS39550 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
