AS19901

Name: AS19901 — Brightspeed
Creator: ipdex

Brightspeed ISP registered in United States

1,461IPv4 prefixes

23IPv6 prefixes

10%RPKI-valid

#20,247AS Rank

#22Rank in United States

2022-11-07Allocated

Brightspeed (AS19901) — ISP, registered in United States. announces 1,461 IPv4 prefixes + 23 IPv6 prefixes. Rank in United States: #22. Allocated: 2022-11-07.

IPv4 1,461IPv6 23

Announced prefixes · 1,484

v4 143.103.0.0/19 valid
v4 143.103.100.0/23 valid
v4 143.103.102.0/23 valid
v4 143.103.104.0/22 valid
v4 143.103.108.0/22 valid
v4 143.103.112.0/22 valid
v4 143.103.116.0/22 valid
v4 143.103.120.0/22 valid
v4 143.103.124.0/22 valid
v4 143.103.128.0/20 valid
v4 143.103.144.0/20 valid
v4 143.103.160.0/20 valid
v4 143.103.176.0/20 valid
v4 143.103.192.0/20 valid
v4 143.103.208.0/20 valid
v4 143.103.224.0/20 valid
v4 143.103.240.0/20 valid
v4 143.103.32.0/19 valid
v4 143.103.64.0/22 valid
v4 143.103.68.0/23 valid
v4 143.103.70.0/23 valid
v4 143.103.72.0/23 valid
v4 143.103.74.0/23 valid
v4 143.103.76.0/23 valid
v4 143.103.78.0/23 valid
v4 143.103.80.0/22 valid
v4 143.103.84.0/22 valid
v4 143.103.88.0/22 valid
v4 143.103.92.0/22 valid
v4 143.103.96.0/22 valid
v4 144.163.0.0/17 unknown
v4 144.163.128.0/17 unknown
v4 146.135.0.0/23 unknown
v4 146.135.10.0/23 unknown
v4 146.135.100.0/22 unknown
v4 146.135.104.0/23 unknown
v4 146.135.106.0/23 unknown
v4 146.135.108.0/22 unknown
v4 146.135.112.0/22 unknown
v4 146.135.116.0/22 unknown
v4 146.135.12.0/22 unknown
v4 146.135.120.0/23 unknown
v4 146.135.122.0/23 unknown
v4 146.135.124.0/22 unknown
v4 146.135.16.0/22 unknown
v4 146.135.2.0/23 unknown
v4 146.135.20.0/22 unknown
v4 146.135.24.0/22 unknown
v4 146.135.28.0/22 unknown
v4 146.135.32.0/19 valid

RPKI: rpki.cloudflare.com · 2026-06-22

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	1491
2026-06-13	1491
2026-06-14	1492
2026-06-16	1493
2026-06-17	1490
2026-06-19	1491
2026-06-20	1487
2026-06-21	1486
2026-06-22	1484

Internet Exchanges · 1

DET-iX Detroit 100 Gbps

Facilities · 2

2 Facilities · 1 Countries

123.NET - DC1 - 24700 Northwestern Hwy. Southfield
Netrality Kansas City - 1102 Grand Kansas City

AS topology · Customer cone 1

Providers · 4

AS3356 Level 3 Parent, LLC
AS13335 Cloudflare, Inc.
AS12129 123.Net, Inc.
AS36086 Telx

Peers · 1

AS1000 LINK AMERICAN

Embed this on your site

Free badges and live charts — they update as the index does. No key, link back to ipdex.

Badge

Markdown

[![AS19901 on ipdex](https://ipdex.io/badge/asn/19901.svg)](https://ipdex.io/asn/AS19901/)

HTML

<a href="https://ipdex.io/asn/AS19901/"><img src="https://ipdex.io/badge/asn/19901.svg" alt="AS19901 on ipdex"></a>

Live chart (iframe)

<iframe src="https://ipdex.io/embed/asn/19901" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>

oEmbed-enabled: paste the page URL into platforms that support oEmbed and the chart embeds automatically.