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Autonomous System

AS2047

La Roche Ltd.

Announced IPs
372,992
CIDR prefixes
36
ASN
AS2047

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.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Enterprise
Geographic scope Global
Traffic ratio Not Disclosed
Peering policy Open

Present at 1 internet exchange: Equinix São Paulo: Equinix IX - SP Metro

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
128.137.0.0/16 65.5K
0.1%
La Roche Ltd. US
141.167.0.0/16 65.5K
0.0%
La Roche Ltd. US
145.245.0.0/16 65.5K
0.0%
La Roche Ltd. CH
151.120.0.0/16 65.5K
0.0%
La Roche Ltd. CH
162.132.0.0/16 65.5K
0.0%
La Roche Ltd. US
128.137.0.0/17 32.8K
0.0%
La Roche Ltd. CH
175.28.64.0/18 16.4K
0.0%
La Roche Ltd. SG
72.34.128.0/19 8.2K
0.0%
La Roche Ltd. US California San Mateo
128.137.160.0/19 8.2K
0.0%
La Roche Ltd. CH
128.137.224.0/19 8.2K
0.0%
La Roche Ltd. CH
72.34.144.0/20 4.1K
0.0%
La Roche Ltd. ES
128.137.144.0/20 4.1K
0.0%
La Roche Ltd. CH
128.137.192.0/20 4.1K
0.0%
La Roche Ltd. CH
194.120.80.0/20 4.1K
0.0%
La Roche Ltd. DE Baden-Wurttemberg Mannheim
196.3.32.0/20 4.1K
0.0%
La Roche Ltd. US
198.21.16.0/20 4.1K
0.0%
La Roche Ltd. US Indiana Indianapolis
72.34.136.0/21 2.0K
0.0%
La Roche Ltd. ES
128.137.136.0/21 2.0K
0.0%
La Roche Ltd. CH
128.137.208.0/21 2.0K
0.0%
La Roche Ltd. CH
194.120.96.0/21 2.0K
0.0%
La Roche Ltd. DE
196.3.48.0/21 2.0K
0.0%
La Roche Ltd. US
128.137.128.0/22 1.0K
0.0%
La Roche Ltd. CH
128.137.220.0/22 1.0K
0.0%
La Roche Ltd. CH
193.43.152.0/22 1.0K
0.0%
La Roche Ltd. CH
196.3.32.0/22 1.0K
0.0%
La Roche Ltd. CH
196.3.36.0/22 1.0K
4.8%
La Roche Ltd. US
72.34.130.0/23 512
0.0%
La Roche Ltd. ES
72.34.132.0/23 512
0.0%
La Roche Ltd. US
72.34.134.0/23 512
0.0%
La Roche Ltd. ES
128.137.132.0/23 512
0.0%
La Roche Ltd. US
128.137.216.0/23 512
0.0%
La Roche Ltd. CH
193.43.156.0/23 512
0.0%
La Roche Ltd. CH
196.3.38.0/23 512
0.0%
La Roche Ltd. AR Buenos Aires F.D. Buenos Aires
196.3.40.0/23 512
0.0%
La Roche Ltd. CH
196.3.44.0/23 512
0.0%
La Roche Ltd. CH
196.3.46.0/23 512
18.2%
La Roche Ltd. US
196.3.48.0/23 512
7.2%
La Roche Ltd. US
196.3.50.0/23 512
0.0%
La Roche Ltd. CH Aargau Rheinfelden
196.3.52.0/23 512
0.0%
La Roche Ltd. CH
198.21.18.0/23 512
0.0%
La Roche Ltd. CH
198.21.20.0/23 512
21.3%
La Roche Ltd. US Indiana Indianapolis
198.21.22.0/23 512
0.0%
La Roche Ltd. US Indiana Indianapolis
198.21.24.0/23 512
0.0%
La Roche Ltd. US
198.21.26.0/23 512
9.2%
La Roche Ltd. US
198.21.28.0/23 512
0.0%
La Roche Ltd. CH
206.53.226.0/23 512
0.0%
La Roche Ltd. US
72.34.128.0/24 256
0.0%
La Roche Ltd. US California San Mateo
72.34.129.0/24 256
0.0%
La Roche Ltd. ES
128.137.134.0/24 256
0.0%
La Roche Ltd. CH Basel-City Basel
128.137.135.0/24 256
0.0%
La Roche Ltd. US
128.137.218.0/24 256
0.0%
La Roche Ltd. US
128.137.219.0/24 256
0.0%
La Roche Ltd. CH
192.12.78.0/24 256
3.1%
Genentech, Inc. US
192.104.72.0/24 256
0.0%
La Roche Ltd. CH
193.58.155.0/24 256
0.0%
La Roche Ltd. CH
193.228.103.0/24 256
0.0%
La Roche Ltd. CH
194.26.26.0/24 256
0.0%
La Roche Ltd. CH
194.147.45.0/24 256
0.0%
La Roche Ltd. CH
196.3.35.0/24 256
18.0%
La Roche Ltd. US
196.3.36.0/24 256
0.0%
La Roche Ltd. CH
196.3.37.0/24 256
0.0%
La Roche Ltd. BR
196.3.42.0/24 256
0.0%
La Roche Ltd. CH
196.3.43.0/24 256
0.0%
La Roche Ltd. US
196.3.44.0/24 256
2.0%
La Roche Ltd. US
196.3.46.0/24 256
0.0%
La Roche Ltd. SG
196.3.47.0/24 256
0.0%
La Roche Ltd. CH
196.3.50.0/24 256
32.4%
La Roche Ltd. US
196.3.56.0/24 256
3.1%
La Roche Ltd. US
198.21.16.0/24 256
5.9%
La Roche Ltd. US Indiana Indianapolis
198.21.17.0/24 256
0.0%
La Roche Ltd. CH
198.21.19.0/24 256
30.1%
La Roche Ltd. US
198.21.30.0/24 256
0.0%
La Roche Ltd. CH
198.21.31.0/24 256
0.8%
La Roche Ltd. US
203.135.189.0/24 256
0.0%
La Roche Ltd. SG
204.17.168.0/24 256
0.0%
La Roche Ltd. US
196.3.43.0/25 128
0.0%
La Roche Ltd. CH
196.3.54.128/25 128
0.0%
La Roche Ltd. MX
196.3.55.128/25 128
0.0%
La Roche Ltd. CH
196.3.43.128/26 64
0.0%
La Roche Ltd. CH
196.3.54.64/26 64
0.0%
La Roche Ltd. ES
196.3.55.64/26 64
0.0%
La Roche Ltd. CH
196.3.43.192/27 32
0.0%
La Roche Ltd. CH
196.3.54.32/27 32
0.0%
La Roche Ltd. ES
196.3.55.32/27 32
0.0%
La Roche Ltd. CH
196.3.43.224/28 16
0.0%
La Roche Ltd. CH
196.3.54.16/28 16
0.0%
La Roche Ltd. ES
196.3.55.16/28 16
0.0%
La Roche Ltd. CH
196.3.43.240/29 8
0.0%
La Roche Ltd. CH
196.3.54.8/29 8
0.0%
La Roche Ltd. ES
196.3.55.8/29 8
0.0%
La Roche Ltd. CH
196.3.43.248/30 4
0.0%
La Roche Ltd. BR
196.3.43.252/30 4
0.0%
La Roche Ltd. CH
196.3.54.4/30 4
0.0%
La Roche Ltd. ES
196.3.55.4/30 4
0.0%
La Roche Ltd. CH
196.3.54.0/31 2
0.0%
La Roche Ltd. MX
196.3.54.2/31 2
0.0%
La Roche Ltd. ES
196.3.55.0/31 2
0.0%
La Roche Ltd. MX
196.3.55.2/31 2
0.0%
La Roche Ltd. CH

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS2047 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
194.26.26.0/24 36,670 2026-09-09 20:28:32
162.132.0.0/16 19,980 2026-09-09 20:28:33
145.245.0.0/16 19,292 2026-09-09 20:30:08
141.167.0.0/16 18,982 2026-09-09 20:28:32
193.228.103.0/24 14,678 2026-09-09 20:28:33
193.58.155.0/24 14,613 2026-09-09 20:28:33
196.3.47.0/24 14,460 2026-08-08 03:38:34
196.3.49.0/24 14,198 2026-08-08 13:17:24
198.21.27.0/24 14,102 2026-08-08 03:38:34
196.3.36.0/24 14,025 2026-08-08 03:38:34
198.21.16.0/24 13,954 2026-08-08 13:34:50
198.21.20.0/24 13,951 2026-08-08 03:38:34
196.3.50.0/24 13,944 2026-08-08 03:38:34
128.137.0.0/16 13,824 2026-09-09 19:55:14
198.21.19.0/24 13,820 2026-08-08 03:38:34
196.3.46.0/24 13,788 2026-08-08 13:17:24
196.3.48.0/24 13,785 2026-08-08 13:17:24
194.120.80.0/20 13,773 2026-09-09 20:28:32
196.3.56.0/24 13,625 2026-09-09 20:28:32
196.3.35.0/24 13,625 2026-08-08 03:38:34
196.3.39.0/24 12,409 2026-08-08 04:38:40
196.3.38.0/24 12,272 2026-08-08 04:38:40
196.3.37.0/24 11,493 2026-08-08 04:44:05
198.21.21.0/24 11,299 2026-08-08 03:38:34
198.21.26.0/24 11,190 2026-08-08 03:38:34
196.3.43.0/24 11,097 2026-08-08 04:44:05
196.3.44.0/24 10,965 2026-08-07 17:35:31
128.137.134.0/24 10,957 2026-08-08 03:38:34
198.21.31.0/24 10,792 2026-08-08 03:26:20
196.3.32.0/20 8,872 2026-09-09 20:28:32
198.21.16.0/20 8,780 2026-09-09 20:28:32
175.28.64.0/18 8,579 2026-09-09 20:28:33
194.120.96.0/21 8,488 2026-09-09 20:28:33
196.3.48.0/21 8,350 2026-09-09 20:28:33
192.12.78.0/24 8,288 2026-09-09 20:30:08
193.43.156.0/23 8,194 2026-09-09 20:30:08
72.34.128.0/19 8,194 2026-09-09 20:28:33
151.120.0.0/16 7,952 2026-09-09 20:30:08
193.43.152.0/22 7,768 2026-09-09 20:28:32
206.53.226.0/23 4,019 2026-09-09 20:28:32
203.135.189.0/24 3,781 2026-09-09 20:28:32
192.104.72.0/24 3,743 2026-09-09 20:30:08
194.147.45.0/24 3,671 2026-09-09 20:28:33
204.17.168.0/24 3,530 2026-09-09 20:30:08
201.49.214.184/29 19 2026-09-08 14:49:48

Frequently Asked Questions

What is AS2047?

AS2047 is an Autonomous System Number assigned to La Roche 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 AS2047 announce?

AS2047 announces 373.0K IPv4 addresses distributed across 36 routed CIDR prefixes. The network is registered in Switzerland.

Who operates AS2047?

AS2047 is operated by La Roche Ltd.. The organization is based in Switzerland. You can view all IP ranges and related ASNs on the organization page.

What country is AS2047 registered in?

AS2047 is registered in Switzerland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-09 20:39:05 UTC
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