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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS37037 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 |
|---|---|---|
| 41.63.157.0/24 | 148,030 | 2026-07-22 17:55:51 |
| 154.120.166.0/24 | 61,994 | 2026-07-22 18:06:41 |
| 154.120.179.0/24 | 51,335 | 2026-07-22 18:07:39 |
| 41.190.236.0/24 | 36,120 | 2026-07-22 18:07:40 |
| 41.63.146.0/24 | 34,814 | 2026-07-22 18:07:40 |
| 41.63.159.0/24 | 34,623 | 2026-07-22 18:07:40 |
| 41.63.158.0/24 | 34,594 | 2026-07-22 18:07:40 |
| 41.74.26.0/24 | 34,586 | 2026-07-22 18:07:40 |
| 41.190.239.0/24 | 34,585 | 2026-07-22 18:07:40 |
| 41.190.238.0/24 | 34,579 | 2026-07-22 18:07:40 |
| 41.190.237.0/24 | 34,548 | 2026-07-22 18:07:40 |
| 154.120.136.0/24 | 34,487 | 2026-07-22 18:07:40 |
| 154.120.137.0/24 | 34,466 | 2026-07-22 18:07:40 |
| 154.120.134.0/24 | 34,186 | 2026-07-22 18:07:40 |
| 41.74.23.0/24 | 32,161 | 2026-07-22 18:07:40 |
| 154.120.131.0/24 | 31,282 | 2026-07-22 18:07:40 |
| 102.68.252.0/24 | 29,158 | 2026-07-22 17:55:51 |
| 41.74.30.0/24 | 28,356 | 2026-07-22 17:55:51 |
| 41.190.236.0/22 | 27,347 | 2026-05-27 14:39:33 |
| 102.68.212.0/24 | 27,007 | 2026-07-22 18:06:41 |
| 41.63.155.0/24 | 24,776 | 2026-07-22 17:57:34 |
| 154.120.138.0/24 | 24,514 | 2026-07-22 17:55:54 |
| 154.120.144.0/20 | 23,244 | 2026-07-22 17:54:52 |
| 197.159.144.0/20 | 23,045 | 2026-07-22 17:54:52 |
| 197.215.196.0/22 | 22,913 | 2026-07-22 17:54:52 |
| 197.215.200.0/21 | 22,862 | 2026-07-22 17:54:52 |
| 41.74.16.0/22 | 22,790 | 2026-07-22 17:54:52 |
| 41.74.212.0/24 | 22,527 | 2026-07-22 17:54:52 |
| 41.74.31.0/24 | 22,391 | 2026-07-22 17:54:52 |
| 154.120.180.0/22 | 22,367 | 2026-07-22 17:54:52 |
| 41.63.144.0/24 | 22,352 | 2026-07-22 17:54:52 |
| 154.120.176.0/22 | 22,308 | 2026-07-22 17:54:52 |
| 154.120.176.0/20 | 22,278 | 2026-07-22 17:54:52 |
| 197.215.192.0/21 | 22,040 | 2026-07-22 17:54:52 |
| 154.120.156.0/22 | 21,902 | 2026-07-22 17:56:50 |
| 41.74.214.0/24 | 21,787 | 2026-07-22 17:57:34 |
| 154.120.152.0/22 | 21,235 | 2026-07-22 17:54:52 |
| 102.68.254.0/24 | 20,893 | 2026-07-22 17:57:34 |
| 154.120.128.0/24 | 18,413 | 2026-07-22 17:54:52 |
| 41.74.221.0/24 | 18,021 | 2026-07-22 17:55:51 |
| 41.74.27.0/24 | 17,985 | 2026-07-22 17:57:34 |
| 41.74.219.0/24 | 17,923 | 2026-07-22 17:54:52 |
| 41.74.222.0/24 | 17,814 | 2026-07-22 18:06:41 |
| 41.74.25.0/24 | 16,623 | 2026-07-22 17:54:52 |
| 102.206.28.0/22 | 16,356 | 2026-07-22 17:54:52 |
| 154.120.160.0/20 | 15,892 | 2026-07-22 17:54:52 |
| 41.74.24.0/24 | 15,821 | 2026-07-22 17:54:52 |
| 41.63.145.0/24 | 15,013 | 2026-07-22 18:06:46 |
| 41.63.152.0/24 | 14,717 | 2026-07-22 18:06:41 |
| 102.68.203.0/24 | 14,513 | 2026-07-22 17:55:51 |
Showing top 50 of 142 announced prefixes by sample volume.
Frequently Asked Questions
What is AS37037?
AS37037 is an Autonomous System Number assigned to Orange Madagascar. 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 AS37037 announce?
AS37037 announces 56.3K IPv4 addresses distributed across 38 routed CIDR prefixes. The network is registered in Madagascar.
Who operates AS37037?
AS37037 is operated by Orange Madagascar. The organization is based in Madagascar. You can view all IP ranges and related ASNs on the organization page.
What country is AS37037 registered in?
AS37037 is registered in Madagascar. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
