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

327/327RIS visibility

#326Rank 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: #326. Allocated: 2001-02-21.

IPv4 98IPv6 5

Announced prefixes · 103

v4 140.242.146.0/24 unknown
v4 140.242.147.0/24 unknown
v4 169.143.243.0/24 unknown
v4 185.60.28.0/22 unknown
v4 185.60.31.0/24 unknown
v4 192.131.149.0/24 unknown
v4 192.197.247.0/24 unknown
v4 198.73.224.0/24 unknown
v4 204.139.40.0/24 unknown
v4 204.139.45.0/24 unknown
v4 204.139.49.0/24 unknown
v4 45.45.151.0/24 unknown
v4 64.138.0.0/17 unknown
v4 64.138.10.0/23 unknown
v4 64.138.128.0/18 unknown
v4 64.138.128.0/22 unknown
v4 64.138.133.0/24 unknown
v4 64.138.134.0/24 unknown
v4 64.138.137.0/24 unknown
v4 64.138.140.0/22 unknown
v4 64.138.144.0/22 unknown
v4 64.138.149.0/24 unknown
v4 64.138.150.0/24 unknown
v4 64.138.153.0/24 unknown
v4 64.138.156.0/22 unknown
v4 64.138.2.0/23 unknown
v4 64.138.20.0/22 unknown
v4 64.138.26.0/24 unknown
v4 64.138.31.0/24 unknown
v4 64.138.4.0/23 unknown
v4 64.138.6.0/23 unknown
v4 64.138.8.0/23 unknown
v4 64.47.0.0/16 unknown
v4 64.47.0.0/23 unknown
v4 64.47.100.0/22 unknown
v4 64.47.105.0/24 unknown
v4 64.47.107.0/24 unknown
v4 64.47.112.0/22 unknown
v4 64.47.117.0/24 unknown
v4 64.47.118.0/24 unknown
v4 64.47.120.0/22 unknown
v4 64.47.128.0/24 unknown
v4 64.47.14.0/24 unknown
v4 64.47.160.0/22 unknown
v4 64.47.164.0/22 unknown
v4 64.47.164.0/24 unknown
v4 64.47.169.0/24 unknown
v4 64.47.18.0/24 unknown
v4 64.47.180.0/24 unknown
v4 64.47.184.0/24 unknown

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 98 IPv4 · 5 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

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

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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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