AS37521
Internet Solutions Nigeria Limited
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 1 internet exchange: IXPN Lagos
AS37521 — global IP footprint
Cities where AS37521 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 102.165.124.0/22 | 1.0K |
0.0%
|
Internet-Solutions | NG | Lagos | Lagos |
| 197.255.252.0/22 | 1.0K |
0.0%
|
Internet-Solutions | NG | — | — |
| 197.149.125.0/24 | 256 |
0.0%
|
Internet Solutions Nigeria Limited | NG | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS37521 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 |
|---|---|---|
| 197.255.252.0/24 | 76,127 | 2026-07-29 04:33:02 |
| 102.165.125.0/24 | 50,992 | 2026-07-29 04:22:24 |
| 197.255.253.0/24 | 41,695 | 2026-07-29 04:33:02 |
| 102.165.124.0/24 | 24,608 | 2026-07-29 04:33:02 |
| 197.255.255.0/24 | 23,660 | 2026-07-29 04:33:02 |
| 197.255.254.0/24 | 23,253 | 2026-07-29 04:33:02 |
| 102.165.126.0/24 | 23,223 | 2026-07-29 04:33:02 |
| 102.165.127.0/24 | 22,876 | 2026-07-29 04:33:02 |
| 197.149.125.0/24 | 16,278 | 2026-07-29 04:22:47 |
Frequently Asked Questions
What is AS37521?
AS37521 is an Autonomous System Number assigned to Internet Solutions Nigeria 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 AS37521 announce?
AS37521 announces 2.3K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Nigeria.
Who operates AS37521?
AS37521 is operated by Internet Solutions Nigeria Limited. The organization is based in Nigeria. You can view all IP ranges and related ASNs on the organization page.
What country is AS37521 registered in?
AS37521 is registered in Nigeria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
