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

AS19551 — INCAPSULA

Incapsula Inc

AS19551 is a major transit provider registered to Incapsula Inc, registered in the United States since 2011. The network announces a solid 218 368 IPv4 addresses. Supports IPv6.

  • 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
January 12, 2011
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
853 / 189
IPv6 Prefixes (raw / aggregated)
698 / 158
IPv4 Addresses
218 368
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/43
Geolocated Countries
🇺🇸 US (163 IPs), 🇮🇱 IL (12 IPs), 🇦🇺 AU (3 IPs), 🇸🇬 SG, 🇯🇵 JP, 🇭🇰 HK, 🇲🇾 MY, 🇮🇳 IN, 🇳🇱 NL, 🇨🇴 CO
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 218 368 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
39 upstream autonomous systems providing transit
Peers
523 autonomous systems exchanging traffic without transit fees
Downstream Customers
169 downstream autonomous systems buying transit
Degree
741 unique BGP neighbors (providers + customers + peers)
Reach
12 644 — customer cone size measuring network influence
Degree Rank
#201
Reach Rank
#429

Upstream Providers (39)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS7713 — TELKOMNET-AS-AP
  • AS9002 — RETN-AS
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS30844 — LIQUID-AS
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS9498 — BBIL-AP
  • AS4826 — VOCUS-BACKBONE-AS
  • and 29 more

Prefix Lists

IPv4 Prefixes (853 total)

  • 45.60.64.0/19 (8 192 addresses)
  • 45.60.128.0/19 (8 192 addresses)
  • 45.223.96.0/19 (8 192 addresses)
  • 45.223.128.0/19 (8 192 addresses)
  • 107.154.160.0/19 (8 192 addresses)
  • 45.60.0.0/20 (4 096 addresses)
  • 45.60.32.0/20 (4 096 addresses)
  • 45.60.96.0/20 (4 096 addresses)
  • 45.60.240.0/20 (4 096 addresses)
  • 45.223.16.0/20 (4 096 addresses)
  • 45.223.48.0/20 (4 096 addresses)
  • 45.223.64.0/20 (4 096 addresses)
  • 45.223.160.0/20 (4 096 addresses)
  • 107.154.16.0/20 (4 096 addresses)
  • 107.154.64.0/20 (4 096 addresses)
  • 107.154.112.0/20 (4 096 addresses)
  • 107.154.144.0/20 (4 096 addresses)
  • 107.154.192.0/20 (4 096 addresses)
  • 107.154.224.0/20 (4 096 addresses)
  • 45.60.16.0/21 (2 048 addresses)
  • 45.60.48.0/21 (2 048 addresses)
  • 45.60.120.0/21 (2 048 addresses)
  • 45.60.160.0/21 (2 048 addresses)
  • 45.60.200.0/21 (2 048 addresses)
  • 45.223.0.0/21 (2 048 addresses)
  • 45.223.32.0/21 (2 048 addresses)
  • 45.223.88.0/21 (2 048 addresses)
  • 45.223.176.0/21 (2 048 addresses)
  • 45.223.192.0/21 (2 048 addresses)
  • 45.223.240.0/21 (2 048 addresses)
  • 107.154.8.0/21 (2 048 addresses)
  • 107.154.40.0/21 (2 048 addresses)
  • 107.154.88.0/21 (2 048 addresses)
  • 107.154.104.0/21 (2 048 addresses)
  • 107.154.136.0/21 (2 048 addresses)
  • 107.154.208.0/21 (2 048 addresses)
  • 131.125.136.0/21 (2 048 addresses)
  • 131.125.144.0/21 (2 048 addresses)
  • 149.126.72.0/21 (2 048 addresses)
  • 192.230.88.0/21 (2 048 addresses)
  • 198.143.56.0/21 (2 048 addresses)
  • 199.83.128.0/21 (2 048 addresses)
  • 45.60.60.0/22 (1 024 addresses)
  • 45.60.112.0/22 (1 024 addresses)
  • 45.60.168.0/22 (1 024 addresses)
  • 45.60.176.0/22 (1 024 addresses)
  • 45.60.188.0/22 (1 024 addresses)
  • 45.60.196.0/22 (1 024 addresses)
  • 45.60.220.0/22 (1 024 addresses)
  • 45.223.44.0/22 (1 024 addresses)

IPv6 Prefixes (698 total)

  • 2a02:e980:60::/43
  • 2a02:e980:80::/43
  • 2a02:e980:100::/43
  • 2a02:e980:160::/43
  • 2a02:e980::/44
  • 2a02:e980:50::/44
  • 2a02:e980:a0::/44
  • 2a02:e980:f0::/44
  • 2a02:e980:190::/44
  • 2a02:e980:1c0::/44
  • 2a02:e980:200::/44
  • 2a02:e980:220::/44
  • 2a02:e981:40::/44
  • 2a02:e980:10::/45
  • 2a02:e980:28::/45
  • 2a02:e980:38::/45
  • 2a02:e980:40::/45
  • 2a02:e980:b0::/45
  • 2a02:e980:c0::/45
  • 2a02:e980:d0::/45
  • 2a02:e980:128::/45
  • 2a02:e980:130::/45
  • 2a02:e980:148::/45
  • 2a02:e980:158::/45
  • 2a02:e980:180::/45
  • 2a02:e980:1a8::/45
  • 2a02:e980:1b0::/45
  • 2a02:e980:1d0::/45
  • 2a02:e980:1e8::/45
  • 2a02:e980:210::/45
  • 2a02:e980:230::/45
  • 2a02:e981:28::/45
  • 2a02:e981:30::/45
  • 2a02:e981:50::/45
  • 2a02:e981:68::/45
  • 2a02:e982:38::/45
  • 2a02:e982:48::/45
  • 2a02:e980:1c::/46
  • 2a02:e980:20::/46
  • 2a02:e980:34::/46
  • 2a02:e980:e0::/46
  • 2a02:e980:ec::/46
  • 2a02:e980:120::/46
  • 2a02:e980:13c::/46
  • 2a02:e980:140::/46
  • 2a02:e980:154::/46
  • 2a02:e980:188::/46
  • 2a02:e980:1a0::/46
  • 2a02:e980:1bc::/46
  • 2a02:e980:1d8::/46