$ query “AS19994” --type=asn → 1 result(s)

AS19994 — RACKSPACE

Rackspace Hosting

AS19994 is a hosting access provider registered to Rackspace Hosting, registered in the United States since 2010. The network announces a solid 537 344 IPv4 addresses, including a /16. Supports IPv6.

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
January 15, 2010
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
66 / 61
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
537 344
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇸 US (408 IPs), 🇦🇺 AU (12 IPs), 🇨🇳 CN (10 IPs), 🇬🇧 GB, 🇨🇦 CA, 🇳🇴 NO, 🇳🇿 NZ, 🇩🇪 DE, 🇫🇷 FR, 🇮🇳 IN, 🇯🇪 JE, 🇮🇪 IE, 🇨🇴 CO, 🇮🇹 IT and 3 more
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 537 344 total (0.00%)

Connectivity Summary

Upstream Providers
1 upstream autonomous systems providing transit
Peers
0 autonomous systems exchanging traffic without transit fees
Downstream Customers
1 downstream autonomous systems buying transit
Degree
2 unique BGP neighbors (providers + customers + peers)
Reach
1 — customer cone size measuring network influence
Degree Rank
#31 907
Reach Rank
#8 538

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (66 total)

  • 161.47.0.0/16 (65 536 addresses)
  • 50.56.0.0/17 (32 768 addresses)
  • 50.57.0.0/17 (32 768 addresses)
  • 173.203.0.0/17 (32 768 addresses)
  • 184.106.128.0/17 (32 768 addresses)
  • 23.253.0.0/18 (16 384 addresses)
  • 50.57.128.0/18 (16 384 addresses)
  • 74.200.192.0/18 (16 384 addresses)
  • 108.166.0.0/18 (16 384 addresses)
  • 162.209.0.0/18 (16 384 addresses)
  • 166.78.64.0/18 (16 384 addresses)
  • 166.78.192.0/18 (16 384 addresses)
  • 184.106.64.0/18 (16 384 addresses)
  • 192.237.128.0/18 (16 384 addresses)
  • 198.61.128.0/18 (16 384 addresses)
  • 198.101.128.0/18 (16 384 addresses)
  • 23.253.160.0/19 (8 192 addresses)
  • 23.253.192.0/19 (8 192 addresses)
  • 50.57.192.0/19 (8 192 addresses)
  • 67.207.128.0/19 (8 192 addresses)
  • 104.130.64.0/19 (8 192 addresses)
  • 104.130.192.0/19 (8 192 addresses)
  • 104.239.192.0/19 (8 192 addresses)
  • 108.166.96.0/19 (8 192 addresses)
  • 162.242.160.0/19 (8 192 addresses)
  • 184.106.0.0/19 (8 192 addresses)
  • 192.237.224.0/19 (8 192 addresses)
  • 198.61.224.0/19 (8 192 addresses)
  • 209.20.64.0/19 (8 192 addresses)
  • 50.57.224.0/20 (4 096 addresses)
  • 69.170.128.0/20 (4 096 addresses)
  • 104.130.96.0/20 (4 096 addresses)
  • 108.171.160.0/20 (4 096 addresses)
  • 162.209.80.0/20 (4 096 addresses)
  • 173.45.224.0/20 (4 096 addresses)
  • 184.106.32.0/20 (4 096 addresses)
  • 104.130.112.0/21 (2 048 addresses)
  • 147.75.8.0/21 (2 048 addresses)
  • 173.45.240.0/21 (2 048 addresses)
  • 184.106.56.0/21 (2 048 addresses)
  • 198.254.72.0/21 (2 048 addresses)
  • 208.78.96.0/21 (2 048 addresses)
  • 74.120.216.0/22 (1 024 addresses)
  • 146.88.100.0/22 (1 024 addresses)
  • 146.88.112.0/22 (1 024 addresses)
  • 146.88.120.0/22 (1 024 addresses)
  • 162.216.40.0/22 (1 024 addresses)
  • 184.106.48.0/22 (1 024 addresses)
  • 199.180.184.0/22 (1 024 addresses)
  • 204.13.108.0/22 (1 024 addresses)

IPv6 Prefixes (1 total)

  • 2001:4801::/32