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Autonomous System

AS53488

Optimum Online

Announced IPs
69,376
CIDR prefixes
10
ASN
AS53488

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.

70/100
Moderate
How this score is built

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

AS53488 — global IP footprint

Cities where AS53488 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS53488 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
24.246.140.0/22 54,590 2026-09-13 03:25:14
24.246.176.0/22 54,582 2026-09-13 03:25:14
24.246.136.0/22 54,552 2026-09-13 03:25:14
24.246.180.0/22 54,545 2026-09-13 03:25:14
24.246.184.0/22 54,447 2026-09-13 03:25:14
24.246.129.0/24 54,420 2026-09-13 03:25:14
24.246.188.0/23 54,322 2026-09-13 03:25:14
216.116.255.0/24 49,578 2026-09-13 03:25:15
216.116.243.0/24 49,495 2026-09-13 03:25:15
216.116.254.0/24 49,320 2026-09-13 03:25:15
64.127.215.0/24 44,142 2026-09-13 03:25:14
64.127.208.0/24 44,067 2026-09-13 03:25:14
64.127.210.0/24 43,866 2026-09-13 03:25:14
64.127.209.0/24 43,727 2026-09-13 03:25:14
173.246.212.0/23 43,703 2026-09-13 03:25:14
173.246.208.0/22 43,595 2026-09-13 03:25:14
64.127.212.0/24 43,587 2026-09-13 03:25:14
173.246.214.0/23 43,524 2026-09-13 03:25:14
173.246.216.0/24 43,476 2026-09-13 03:25:14
64.127.219.0/24 43,465 2026-09-13 03:25:14
64.127.211.0/24 43,409 2026-09-13 03:25:14
216.116.253.0/24 43,362 2026-09-13 03:25:14
173.246.217.0/24 43,350 2026-09-13 03:25:14
173.246.204.0/22 43,288 2026-09-13 03:25:14
173.246.200.0/22 43,279 2026-09-13 03:25:14
64.127.222.0/24 41,952 2026-09-13 03:25:15
64.127.218.0/24 41,910 2026-09-13 03:25:15
64.127.223.0/24 41,873 2026-09-13 03:25:15
64.127.217.0/24 41,824 2026-09-13 03:25:15
64.127.216.0/24 41,789 2026-09-13 03:25:15
216.116.249.0/24 41,471 2026-09-13 03:25:15
216.116.244.0/24 41,448 2026-09-13 03:25:15
216.116.246.0/23 41,318 2026-09-13 03:25:15
216.116.224.0/21 41,315 2026-09-13 03:25:15
216.116.250.0/24 41,292 2026-09-13 03:25:15
216.116.252.0/24 41,286 2026-09-13 03:25:15
216.116.245.0/24 41,260 2026-09-13 03:25:15
216.116.240.0/23 41,253 2026-09-13 03:25:15
216.116.232.0/21 41,059 2026-09-13 03:25:15
216.116.242.0/24 41,049 2026-09-13 03:25:15
173.246.223.0/24 41,018 2026-09-13 03:25:15
216.116.248.0/24 41,003 2026-09-13 03:25:15
216.116.251.0/24 40,989 2026-09-13 03:25:15
63.143.159.0/24 15,922 2026-09-13 03:24:45
173.246.216.0/23 12,218 2026-09-13 03:24:45
173.246.208.0/21 12,204 2026-09-13 03:24:45
173.246.222.0/23 12,171 2026-09-13 03:24:45
173.246.192.0/20 11,906 2026-09-13 03:24:45
24.246.190.0/24 11,536 2026-09-13 03:24:45
24.246.149.0/24 11,527 2026-09-13 03:24:45

Showing top 50 of 83 announced prefixes by sample volume.

Frequently Asked Questions

What is AS53488?

AS53488 is an Autonomous System Number assigned to Optimum Online. 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 AS53488 announce?

AS53488 announces 69.4K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in United States.

Who operates AS53488?

AS53488 is operated by Optimum Online. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS53488 registered in?

AS53488 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-13 03:55:57 UTC
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