AS19855

Name: AS19855 — Masergy Communications, Inc.
Creator: ipdex

Masergy Communications, Inc. Unknown registered in United States

98IPv4 prefixes

5IPv6 prefixes

4%RPKI-valid

#1,674AS Rank

326/326RIS visibility

#325Rank in United States

2001-02-21Allocated

Masergy Communications, Inc. (AS19855) — Unknown, registered in United States. announces 98 IPv4 prefixes + 5 IPv6 prefixes. Rank in United States: #325. Allocated: 2001-02-21.

IPv4 98IPv6 5

Announced prefixes · 103

v4 64.47.187.0/24 unknown
v4 64.47.188.0/22 unknown
v4 64.47.197.0/24 unknown
v4 64.47.208.0/22 unknown
v4 64.47.21.0/24 unknown
v4 64.47.214.0/24 unknown
v4 64.47.216.0/24 unknown
v4 64.47.217.0/24 unknown
v4 64.47.218.0/24 unknown
v4 64.47.224.0/22 unknown
v4 64.47.228.0/22 unknown
v4 64.47.232.0/24 unknown
v4 64.47.233.0/24 unknown
v4 64.47.235.0/24 unknown
v4 64.47.238.0/24 unknown
v4 64.47.24.0/24 unknown
v4 64.47.241.0/24 unknown
v4 64.47.242.0/24 unknown
v4 64.47.246.0/23 unknown
v4 64.47.252.0/24 unknown
v4 64.47.253.0/24 unknown
v4 64.47.27.0/24 unknown
v4 64.47.28.0/23 unknown
v4 64.47.3.0/24 unknown
v4 64.47.30.0/23 unknown
v4 64.47.36.0/23 unknown
v4 64.47.4.0/24 unknown
v4 64.47.40.0/23 unknown
v4 64.47.43.0/24 unknown
v4 64.47.46.0/24 unknown
v4 64.47.48.0/24 unknown
v4 64.47.5.0/24 unknown
v4 64.47.50.0/23 unknown
v4 64.47.56.0/23 unknown
v4 64.47.61.0/24 unknown
v4 64.47.62.0/23 unknown
v4 64.47.72.0/22 unknown
v4 64.47.76.0/22 unknown
v4 64.47.84.0/22 unknown
v4 64.47.88.0/22 unknown
v4 64.47.92.0/22 unknown
v4 64.47.96.0/22 unknown
v4 65.96.0.0/18 valid
v4 65.96.128.0/18 valid
v4 74.116.49.0/24 unknown
v4 80.241.64.0/20 unknown
v4 93.187.16.0/21 unknown
v4 94.199.128.0/21 unknown
v6 2400:7160:2000::/44 valid
v6 2400:7160:2020::/44 valid

RPKI: rpki.cloudflare.com · 2026-06-21

Routing: 98 IPv4 · 5 IPv6 announced · RIS visibility 326/326 RIS peers · RIPEstat · 2026-06-21

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	103
2026-06-13	103
2026-06-14	103
2026-06-19	103
2026-06-20	103

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AS19855

Announced prefixes · 103

Prefix history

AS topology · Customer cone 19

Providers · 8

Peers · 1

Customers · 18

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