AS19855 Masergy Communications, Inc. 🇺🇸 US
Announcing 103 prefixes, seen at the RIS collectors.
IPv4 prefixes
98
198,400 (775 × /24)
IPv6 prefixes
5
3 × /32
Upstreams
8
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
16
transit customers observed
Customer cone
17
ASes reachable through it
Registry and operator data
- AS number
- AS19855
- Name
- Masergy Communications, Inc.
- Organisation
- Masergy Communications, Inc.
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2001-02-21
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS3356 Lumen (Level 3) | 🇺🇸 US | 71,062 | 2,071 | 3,048 | CAIDA |
| AS174 Cogent Communications, LLC | 🇺🇸 US | 65,915 | 3,885 | 73 | CAIDA |
| AS3491 PCCW Global (HK) Ltd. | 🇭🇰 HK | 50,539 | 527 | 510 | CAIDA |
| AS12956 Telxius (Telefonica Global) | 🇪🇸 ES | 49,206 | 28 | 166 | CAIDA |
| AS7473 Singapore Telecommunications Ltd | 🇸🇬 SG | 47,837 | 46 | 443 | CAIDA |
| AS7922 Comcast Cable Communications, LLC | 🇺🇸 US | 28,182 | 427 | 806 | CAIDA |
| AS7474 SingTel Optus Pty Ltd | 🇦🇺 AU | 25,633 | 158 | 191 | CAIDA |
| AS33491 Comcast Cable Communications, LLC | 🇺🇸 US | 275 | 82 | 129 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
No peers observed at the collectors.
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS20340 CallTower, Inc. | 🇺🇸 US | 2 | 20 | 42 | CAIDA |
| AS40399 Masergy Cloud Communications, Inc. | 🇺🇸 US | 0 | 7 | 299 | CAIDA |
| AS12222 Akamai Technologies, Inc. | 🇺🇸 US | 0 | 32 | 227 | CAIDA |
| AS26428 The Talbots, Inc. | 🇺🇸 US | 0 | 6 | 133 | CAIDA |
| AS15027 Foley Hoag LLP | 🇺🇸 US | 0 | 3 | 86 | CAIDA |
| AS394301 Dexcom, INC. | 🇺🇸 US | 0 | 2 | 43 | CAIDA |
| AS15126 Suzuki Marine USA, LLC | 🇺🇸 US | 0 | 2 | 43 | CAIDA |
| AS33014 MARLIN LEASING CORPORATION | 🇺🇸 US | 0 | 2 | 40 | CAIDA |
| AS22775 Moore Capital Management | 🇺🇸 US | 0 | 10 | 19 | CAIDA |
| AS13860 Lincoln National Corporation | 🇺🇸 US | 0 | 26 | 18 | CAIDA |
| AS33054 McCracken Financial Software | 🇺🇸 US | 0 | 3 | 14 | CAIDA |
| AS20427 American Association of Airport Executives | 🇺🇸 US | 0 | 1 | 11 | CAIDA |
| AS16541 Erickson Living Management, LLC | 🇺🇸 US | 0 | 1 | 10 | CAIDA |
| AS11199 showNets LLC | 🇺🇸 US | 0 | 3 | 8 | CAIDA |
| AS23406 CHOATE, HALL & STEWART, LLP | 🇺🇸 US | 0 | 2 | 6 | CAIDA |
| AS892 Emergent Biosolutions | 🇺🇸 US | 0 | 1 | 6 | inferred |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.