Data as of Nov 13, 2026

64.47.88.0/22

No anonymizer space · no proxy exits in 30 days

Masergy Communications, Inc.

Announcement

this exact prefix

No RPKI

Announced by

AS19855

Type

Internet provider

96% of it

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
64.47.0.0/16 since May 2005	AS19855	Internet provider	34 5 always on	Masergy Communications, Inc.

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
64.47.0.0/16	65,536	MASERGY-BLK1	Masergy Communications, Inc. (MSRG) · US	Direct Allocation	Mar 2, 2000	abuse@masergy.com
└ 64.47.88.0/31	2	MB252839-WAN	unknown	—	—	—
└ 64.47.88.2/31	2	MB726377	unknown	—	—	—
└ 64.47.88.4/31	2	MB282893	unknown	—	—	—
└ 64.47.88.6/31	2	MB1205621	unknown	—	—	—
└ 64.47.88.8/31	2	MB117115	unknown	—	—	—
└ 64.47.88.10/31	2	MB117115	unknown	—	—	—
└ 64.47.88.12/30	4	MB282893	unknown	—	—	—
└ 64.47.88.16/30	4	MB124737	unknown	—	—	—
└ 64.47.88.20/30	4	MB064847	unknown	—	—	—
└ 64.47.88.24/30	4	MB165048	unknown	—	—	—
└ 64.47.88.28/31	2	MB170965	unknown	—	—	—
└ 64.47.88.30/31	2	MB1016411-WAN	unknown	—	—	—
└ 64.47.88.32/30	4	MB118115	unknown	—	—	—
└ 64.47.88.36/30	4	MB078929	unknown	—	—	—
└ 64.47.88.40/29	8	MSRG-64-47-88-40-29	unknown	—	—	—
└ 64.47.88.48/30	4	MB074022	unknown	—	—	—
└ 64.47.88.52/30	4	MB066250	unknown	—	—	—
└ 64.47.88.60/30	4	MB126586	unknown	—	—	—
└ 64.47.88.64/30	4	MB1496421	unknown	—	—	—
└ 64.47.88.72/29	8	64-47-88-72	unknown	—	—	—
└ 64.47.88.80/29	8	MB364884	unknown	—	—	—
└ 64.47.88.88/30	4	IAP-WEST-INC	unknown	—	—	—
└ 64.47.88.92/30	4	MB421505-WAN	unknown	—	—	—
└ 64.47.88.96/31	2	MB502938	unknown	—	—	—
└ 64.47.88.100/30	4	MB029255	unknown	—	—	—
└ 64.47.88.104/31	2	MB129341	unknown	—	—	—
└ 64.47.88.106/31	2	MB132265	unknown	—	—	—
└ 64.47.88.108/31	2	MB124737	unknown	—	—	—
└ 64.47.88.110/31	2	MB096468	unknown	—	—	—
└ 64.47.88.124/30	4	MB134049	unknown	—	—	—
└ 64.47.88.128/28	16	MB064847	unknown	—	—	—
└ 64.47.88.148/30	4	MB081725	unknown	—	—	—
└ 64.47.88.152/29	8	MB078929	unknown	—	—	—
└ 64.47.88.160/29	8	MB684558	unknown	—	—	—
└ 64.47.88.168/29	8	MB129307	unknown	—	—	—
└ 64.47.88.176/30	4	MB129307	unknown	—	—	—
└ 64.47.88.180/30	4	MB084297	unknown	—	—	—
└ 64.47.88.184/29	8	MB822813	unknown	—	—	—
└ 64.47.88.192/29	8	PARTNERS-CONSULTING	unknown	—	—	—
└ 64.47.88.200/30	4	MB119313	unknown	—	—	—
└ 64.47.88.204/30	4	MB100676	unknown	—	—	—
└ 64.47.88.208/28	16	MB075121	unknown	—	—	—
└ 64.47.88.224/29	8	MB068699	unknown	—	—	—
└ 64.47.88.232/29	8	MB099884	unknown	—	—	—
└ 64.47.88.240/30	4	MB104024	unknown	—	—	—
└ 64.47.88.244/30	4	MB069105	unknown	—	—	—
└ 64.47.88.248/30	4	MB134675	unknown	—	—	—
└ 64.47.89.0/29	8	MB145424	unknown	—	—	—
└ 64.47.89.8/29	8	MB411438	unknown	—	—	—
└ 64.47.89.16/29	8	MB258313	unknown	—	—	—
└ 64.47.89.24/30	4	MB146984	unknown	—	—	—
└ 64.47.89.28/30	4	MB131096	unknown	—	—	—
└ 64.47.89.32/29	8	MB143556	unknown	—	—	—
└ 64.47.89.40/29	8	MB140723	unknown	—	—	—
└ 64.47.89.48/29	8	MB225046	unknown	—	—	—
└ 64.47.89.56/30	4	MB145429	unknown	—	—	—
└ 64.47.89.60/30	4	MB166152	unknown	—	—	—
└ 64.47.89.64/29	8	MB120455	unknown	—	—	—
└ 64.47.89.72/30	4	MB1163052	unknown	—	—	—
└ 64.47.89.76/30	4	CAREERBUILDER	unknown	—	—	—
└ 64.47.89.80/29	8	MEDECISION	unknown	—	—	—
└ 64.47.89.96/29	8	HORIZON	unknown	—	—	—
└ 64.47.89.112/29	8	CAREERBUILDER	unknown	—	—	—
└ 64.47.89.120/29	8	MB192952	unknown	—	—	—
└ 64.47.89.128/27	32	MB171755	unknown	—	—	—
└ 64.47.89.160/30	4	MB175573	unknown	—	—	—
└ 64.47.89.168/29	8	MB1485314	unknown	—	—	—
└ 64.47.89.176/28	16	MB175580	unknown	—	—	—
└ 64.47.89.192/27	32	MB064648	unknown	—	—	—
└ 64.47.89.224/28	16	MB064648-LAN3	unknown	—	—	—
└ 64.47.90.0/24	256	MB074022	unknown	—	—	—
└ 64.47.91.16/30	4	MB1359198	unknown	—	—	—
└ 64.47.91.24/29	8	MB1485274	unknown	—	—	—
└ 64.47.91.32/27	32	MB043684	unknown	—	—	—
└ 64.47.91.64/27	32	MB088399	unknown	—	—	—
└ 64.47.91.96/30	4	MB088399	unknown	—	—	—
└ 64.47.91.100/30	4	MB005657	unknown	—	—	—
└ 64.47.91.112/31	2	MB097174	unknown	—	—	—
└ 64.47.91.114/31	2	MB101017	unknown	—	—	—
└ 64.47.91.116/30	4	MB134675	unknown	—	—	—
└ 64.47.91.120/31	2	MB317938	unknown	—	—	—
└ 64.47.91.124/30	4	MB121308LAN	unknown	—	—	—
└ 64.47.91.128/29	8	MB100213	unknown	—	—	—
└ 64.47.91.136/29	8	MB130117	unknown	—	—	—
└ 64.47.91.144/29	8	MB1704076	unknown	—	—	—
└ 64.47.91.160/29	8	MB100208	unknown	—	—	—
└ 64.47.91.170/31	2	MB1163461-IES1	unknown	—	—	—
└ 64.47.91.172/31	2	MB1163461-IES2	unknown	—	—	—
└ 64.47.91.192/29	8	MB084297	unknown	—	—	—
└ 64.47.91.200/29	8	MB086938	unknown	—	—	—
└ 64.47.91.208/28	16	MB097174	unknown	—	—	—
└ 64.47.91.224/28	16	MB1704076	unknown	—	—	—
└ 64.47.91.240/29	8	MB080039	unknown	—	—	—
└ 64.47.91.248/29	8	MB100203	unknown	—	—	—

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

1,024 addresses

Type	Addresses	Share	Ranges
Internet provider	984	96%	6
Business	40	3.9%	6

Network & registry

Announcement Routing history Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern: Stable
First seen: Feb 2023
Current origin since: Feb 2023 · 3.7 yr
Origin networks: 1