HomeASN LookupAS19855

AS19855

🇺🇸

MASERGY - Masergy Communications, Inc.81596884accce5f4ad97db66a53e7084

ARINassigned
Announced Prefixes (BGP)
102total
97 IPv45 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)123,904
Announced (BGP)198,144
IPv6 Addresses ⓘ
Allocated (RIR)2.3×10^29
Announced (BGP)2.3×10^29
Prefix Limit (IPv4)
200
Prefix Limit (IPv6)
20
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
2/21/2001

Announced Prefixes

(BGP)102
|
Prefix
RPKI
IRR
Last Seen
64.47.0.0/16
No ROA
ARINRADB
5/18/2026
64.47.0.0/23
No ROA—5/18/2026
64.47.3.0/24
No ROA—5/18/2026
64.47.4.0/24
No ROA—5/18/2026
64.47.5.0/24
No ROA—5/18/2026
64.47.14.0/24
No ROA—5/18/2026
64.47.18.0/24
No ROA—5/18/2026
64.47.21.0/24
No ROA
ARIN
5/18/2026
64.47.24.0/24
No ROA—5/18/2026
64.47.27.0/24
No ROA—5/18/2026
1–10 of 102
1 / 11

Allocated Prefixes

(RIR)10
Prefix
Country
RIR
Status
64.47.0.0/16🇺🇸 USARINallocated
64.138.0.0/17🇺🇸 USARINallocated
64.138.128.0/18🇺🇸 USARINallocated
80.241.64.0/20🇺🇸 USRIPENCCallocated
93.187.16.0/21🇺🇸 USRIPENCCallocated
94.199.128.0/21🇺🇸 USRIPENCCallocated
185.60.28.0/22🇺🇸 USRIPENCCallocated
2402:2100::/32🇭🇰 HKAPNICallocated
2607:fa70::/32🇺🇸 USARINallocated
2a03:6580::/32🇺🇸 USRIPENCCallocated
ASPA
No ASPA
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/19855

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/19855" | jq