$ query “AS19551” --type=asn → 1 result(s)

AS19551 · INCAPSULA

Imperva-Cloud

AS19551 is owned by Imperva-Cloud and is a major transit provider, registered in the United States since 2011. The system announces a solid 233 472 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States, with additional presence in the Netherlands and Australia, and smaller footprints in 6 additional countries. Prefix announcements for this AS were recently updated.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
December 05, 2011
Last Changed
May 10, 2026
Last Seen
September 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
912 / 210
IPv6 Prefixes (raw / aggregated)
728 / 172
IPv4 Addresses
233 472
Largest IPv4 Prefix
/18 (16 384 addresses)
Largest IPv6 Prefix
/43
Geolocated Countries
🇺🇸 United States (205 056 IPs), 🇳🇱 Netherlands (22 528 IPs), 🇦🇺 Australia (4 096 IPs) and 6 more
Prefix Changed
September 22, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
37 upstreams providing transit
Peers
551 networks exchanging traffic without transit
Downstream Customers
162 downstreams buying transit
Unclassified
10 unclassified BGP neighbors
Degree
760 unique BGP neighbors
Reach
10 583 networks in customer cone

Upstream Providers (37)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS174 — COGENT (Tier-1 transit)
  • AS7713 — TELKOMNET-AS-AP
  • AS9002 — RETN-AS
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS7195 — EDGEUNO
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS30844 — LIQUID-AS
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS37662 — WIOCC
  • and 27 more

Prefix Lists

IPv4 Prefixes (912 total)

  • 45.223.64.0/18 (16 384 addresses (/18 prefix))
  • 45.60.64.0/19 (8 192 addresses (/19 prefix))
  • 107.154.160.0/19 (8 192 addresses (/19 prefix))
  • 45.60.128.0/19 (8 192 addresses (/19 prefix))
  • 45.223.128.0/19 (8 192 addresses (/19 prefix))
  • 45.223.16.0/20 (4 096 addresses (/20 prefix))
  • 45.60.16.0/20 (4 096 addresses (/20 prefix))
  • 45.223.48.0/20 (4 096 addresses (/20 prefix))
  • 45.223.160.0/20 (4 096 addresses (/20 prefix))
  • 107.154.144.0/20 (4 096 addresses (/20 prefix))
  • 107.154.64.0/20 (4 096 addresses (/20 prefix))
  • 107.154.192.0/20 (4 096 addresses (/20 prefix))
  • 45.60.240.0/20 (4 096 addresses (/20 prefix))
  • 131.125.144.0/20 (4 096 addresses (/20 prefix))
  • 107.154.16.0/20 (4 096 addresses (/20 prefix))
  • 45.60.96.0/20 (4 096 addresses (/20 prefix))
  • 45.60.176.0/20 (4 096 addresses (/20 prefix))
  • 45.60.120.0/21 (2 048 addresses (/21 prefix))
  • 107.154.208.0/21 (2 048 addresses (/21 prefix))
  • 45.223.240.0/21 (2 048 addresses (/21 prefix))
  • 192.230.88.0/21 (2 048 addresses (/21 prefix))
  • 45.60.160.0/21 (2 048 addresses (/21 prefix))
  • 107.154.8.0/21 (2 048 addresses (/21 prefix))
  • 199.83.128.0/21 (2 048 addresses (/21 prefix))
  • 131.125.240.0/21 (2 048 addresses (/21 prefix))
  • 107.154.40.0/21 (2 048 addresses (/21 prefix))
  • 107.154.56.0/21 (2 048 addresses (/21 prefix))
  • 45.223.192.0/21 (2 048 addresses (/21 prefix))
  • 107.154.88.0/21 (2 048 addresses (/21 prefix))
  • 45.60.200.0/21 (2 048 addresses (/21 prefix))
  • 107.154.104.0/21 (2 048 addresses (/21 prefix))
  • 45.223.176.0/21 (2 048 addresses (/21 prefix))
  • 45.60.8.0/21 (2 048 addresses (/21 prefix))
  • 45.60.32.0/21 (2 048 addresses (/21 prefix))
  • 198.143.48.0/21 (2 048 addresses (/21 prefix))
  • 107.154.112.0/21 (2 048 addresses (/21 prefix))
  • 45.223.32.0/21 (2 048 addresses (/21 prefix))
  • 131.125.136.0/21 (2 048 addresses (/21 prefix))
  • 192.230.120.0/21 (2 048 addresses (/21 prefix))
  • 107.154.136.0/21 (2 048 addresses (/21 prefix))
  • 107.154.232.0/21 (2 048 addresses (/21 prefix))
  • 45.60.48.0/21 (2 048 addresses (/21 prefix))
  • 45.223.0.0/21 (2 048 addresses (/21 prefix))
  • 131.125.168.0/22 (1 024 addresses (/22 prefix))
  • 131.125.196.0/22 (1 024 addresses (/22 prefix))
  • 107.154.216.0/22 (1 024 addresses (/22 prefix))
  • 192.230.96.0/22 (1 024 addresses (/22 prefix))
  • 45.60.44.0/22 (1 024 addresses (/22 prefix))
  • 107.154.248.0/22 (1 024 addresses (/22 prefix))
  • 107.154.132.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (728 total)

  • 2a02:e980:160::/43
  • 2a02:e980:60::/43
  • 2a02:e980:80::/43
  • 2a02:e980:100::/43
  • 2a02:e980:190::/44
  • 2a02:e980:1c0::/44
  • 2a02:e980:50::/44
  • 2a02:e980:200::/44
  • 2a02:e980:220::/44
  • 2a02:e980:f0::/44
  • 2a02:e980:a0::/44
  • 2a02:e980::/44
  • 2a02:e981:40::/44
  • 2a02:e981:30::/45
  • 2a02:e980:d0::/45
  • 2a02:e980:1b0::/45
  • 2a02:e982:48::/45
  • 2a02:e980:40::/45
  • 2a02:e980:38::/45
  • 2a02:e980:180::/45
  • 2a02:e980:1d0::/45
  • 2a02:e980:b0::/45
  • 2a02:e982:38::/45
  • 2a02:e980:158::/45
  • 2a02:e980:1e8::/45
  • 2a02:e980:1a8::/45
  • 2a02:e980:c0::/45
  • 2a02:e980:148::/45
  • 2a02:e981:68::/45
  • 2a02:e980:130::/45
  • 2a02:e980:128::/45
  • 2a02:e981:50::/45
  • 2a02:e980:10::/45
  • 2a02:e980:210::/45
  • 2a02:e981:28::/45
  • 2a02:e980:28::/45
  • 2a02:e980:230::/45
  • 2a02:e980:258::/45
  • 2a02:e981:84::/46
  • 2a02:e980:140::/46
  • 2a02:e980:e0::/46
  • 2a02:e980:ec::/46
  • 2a02:e980:218::/46
  • 2a02:e981:10::/46
  • 2a02:e980:120::/46
  • 2a02:e981:38::/46
  • 2a02:e980:1c::/46
  • 2a02:e981:58::/46
  • 2a02:e981:64::/46
  • 2a02:e980:1fc::/46