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Data as of Nov 4, 2026

64.47.36.0/23

No anonymizer space · no proxy exits in 30 days

Masergy Communications, Inc.

Announcement
this exact prefix
No RPKI
Announced by
AS19855
Type
Internet provider
90% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
64.47.0.0/16
since May 2005
AS19855Internet provider35
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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
64.47.0.0/1665,536MASERGY-BLK1Masergy Communications, Inc. (MSRG) · USDirect AllocationMar 2, 2000[email protected]
└ 64.47.36.0/298MB595686unknown———
└ 64.47.36.32/298MB1110938unknown———
└ 64.47.36.40/298MB1712390unknown———
└ 64.47.36.48/2816MB1351724unknown———
└ 64.47.36.64/2816MB1351753unknown———
└ 64.47.36.80/312MB887972unknown———
└ 64.47.36.88/298MB1418126unknown———
└ 64.47.36.128/2816MB069452unknown———
└ 64.47.36.144/304MB069452unknown———
└ 64.47.36.148/304MB068993unknown———
└ 64.47.36.152/298MB070842unknown———
└ 64.47.36.160/298MB068993unknown———
└ 64.47.36.172/304MB077278unknown———
└ 64.47.36.176/298MB072277unknown———
└ 64.47.36.184/298MB077278unknown———
└ 64.47.36.192/2732MB072682unknown———
└ 64.47.36.224/304MB077909unknown———
└ 64.47.36.228/304MB133784unknown———
└ 64.47.36.232/298MB077909unknown———
└ 64.47.36.240/298PARTNERS-PHARMACYunknown———
└ 64.47.36.248/304MB147987unknown———
└ 64.47.36.252/312MB115793-WANunknown———
└ 64.47.36.254/312AUDIO-FIDELITYunknown———
└ 64.47.37.0/2664MSRG-64-47-37-0unknown———
└ 64.47.37.64/298LEARNING-TREEunknown———
└ 64.47.37.72/304MB1310911unknown———
└ 64.47.37.80/2816MB047948unknown———
└ 64.47.37.128/298AUDIO-FIDELITYunknown———
└ 64.47.37.136/298AUDIO-FIDELITYunknown———
└ 64.47.37.148/304MB047948unknown———
└ 64.47.37.152/298MB034202unknown———
└ 64.47.37.160/2816MB047957unknown———
└ 64.47.37.176/304MB047957unknown———
└ 64.47.37.180/304MB000282unknown———
└ 64.47.37.184/304MB048902unknown———
└ 64.47.37.192/2816MB1704295unknown———
└ 64.47.37.224/298MB080057unknown———
└ 64.47.37.232/298AES-ELECTRICALunknown———
└ 64.47.37.240/304MB091215unknown———
└ 64.47.37.244/304MB064786unknown———
└ 64.47.37.248/298MIDDLEBURY-COLLEGEunknown———

Composition

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

Announced space

Address share

Announced space

Types across the prefix

512 addresses
TypeAddressesShareRanges
Internet provider46290%6
Business509.8%7

Network & registry

AnnouncementRouting historyWhois & abuse
Origin network

AS19855

US
Name
Masergy Communications, Inc.
Type
Internet provider
Registered
Feb 21, 2001
Domain
masergy.com
Spamhaus ASN-DROP
not listed