$ query “AS27357” --type=asn → 1 result(s)

AS27357 — RACKSPACE

Rackspace Hosting

AS27357 is a hosting access provider run by Rackspace Hosting, based in the United States since 2003. The network announces a solid 259 840 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
February 20, 2003
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
35 / 33
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
259 840
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇸 US (33 IPs), 🇬🇧 GB (13 IPs), 🇨🇦 CA (17 IPs), 🇳🇱 NL, 🇲🇽 MX, 🇨🇭 CH, 🇵🇭 PH, 🇦🇺 AU, 🇮🇳 IN, 🇧🇩 BD, 🇱🇻 LV, 🇯🇲 JM, 🇦🇹 AT, 🇹🇭 TH and 5 more
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 259 840 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
#33 279
Reach Rank
#8 765

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (35 total)

  • 146.20.0.0/16 (65 536 addresses)
  • 69.20.0.0/17 (32 768 addresses)
  • 104.130.0.0/18 (16 384 addresses)
  • 162.242.192.0/18 (16 384 addresses)
  • 173.203.128.0/18 (16 384 addresses)
  • 204.232.128.0/18 (16 384 addresses)
  • 207.97.192.0/18 (16 384 addresses)
  • 23.253.128.0/19 (8 192 addresses)
  • 74.205.0.0/19 (8 192 addresses)
  • 104.130.160.0/19 (8 192 addresses)
  • 104.239.160.0/19 (8 192 addresses)
  • 162.209.96.0/19 (8 192 addresses)
  • 172.99.64.0/19 (8 192 addresses)
  • 204.232.224.0/19 (8 192 addresses)
  • 72.4.112.0/20 (4 096 addresses)
  • 104.130.224.0/20 (4 096 addresses)
  • 104.239.224.0/20 (4 096 addresses)
  • 104.239.248.0/21 (2 048 addresses)
  • 198.210.16.0/21 (2 048 addresses)
  • 104.130.120.0/22 (1 024 addresses)
  • 142.0.184.0/22 (1 024 addresses)
  • 65.61.142.0/23 (512 addresses)
  • 65.61.146.0/23 (512 addresses)
  • 65.61.186.0/23 (512 addresses)
  • 65.61.141.0/24 (256 addresses)
  • 65.61.152.0/24 (256 addresses)
  • 156.43.59.0/24 (256 addresses)
  • 159.135.254.0/24 (256 addresses)
  • 173.204.89.0/24 (256 addresses)
  • 192.68.40.0/24 (256 addresses)
  • 204.51.224.0/24 (256 addresses)
  • 204.51.235.0/24 (256 addresses)
  • 209.0.201.0/24 (256 addresses)

IPv6 Prefixes (1 total)

  • 2001:4802::/32