$ query “AS18747” --type=asn → 1 result(s)
AS18747 — IFX18747
IFX Corporation
AS18747 is a mid-size transit provider operated by IFX Corporation, established in the United States in 2015. The network announces a solid 370 432 IPv4 addresses, including a /16. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇺🇸 United States
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- February 17, 2015
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 523 / 27
- IPv6 Prefixes (raw / aggregated)
- 35 / 18
- IPv4 Addresses
- 370 432
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /30
- Geolocated Countries
- 🇦🇺 AU (11 IPs), 🇨🇴 CO (43 IPs), 🇨🇱 CL (5 IPs), 🇺🇸 US, 🇦🇷 AR, 🇬🇹 GT, 🇵🇾 PY
- Prefix Changed
- March 05, 2026
Reputation
- Reputation
- Good — 7 flagged IPs out of 370 432 total (0.00%)
Connectivity Summary
- Upstream Providers
- 7 upstream autonomous systems providing transit
- Peers
- 3 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 22 downstream autonomous systems buying transit
- Degree
- 36 unique BGP neighbors (providers + customers + peers)
- Reach
- 43 — customer cone size measuring network influence
- Degree Rank
- #3 933
- Reach Rank
- #1 596
Upstream Providers (7)
Prefix Lists
IPv4 Prefixes (523 total)
- 181.119.0.0/16 (65 536 addresses)
- 190.60.0.0/16 (65 536 addresses)
- 181.79.0.0/17 (32 768 addresses)
- 190.61.128.0/17 (32 768 addresses)
- 181.78.192.0/18 (16 384 addresses)
- 186.33.0.0/18 (16 384 addresses)
- 200.62.0.0/18 (16 384 addresses)
- 200.73.0.0/18 (16 384 addresses)
- 200.80.0.0/18 (16 384 addresses)
- 200.91.192.0/18 (16 384 addresses)
- 181.78.64.0/19 (8 192 addresses)
- 181.78.128.0/19 (8 192 addresses)
- 190.61.0.0/19 (8 192 addresses)
- 200.61.128.0/19 (8 192 addresses)
- 200.73.64.0/19 (8 192 addresses)
- 200.110.128.0/19 (8 192 addresses)
- 201.217.192.0/19 (8 192 addresses)
- 216.241.0.0/19 (8 192 addresses)
- 181.78.32.0/21 (2 048 addresses)
- 181.78.96.0/21 (2 048 addresses)
- 181.78.160.0/21 (2 048 addresses)
- 131.108.68.0/22 (1 024 addresses)
- 181.79.212.0/22 (1 024 addresses)
- 181.79.220.0/22 (1 024 addresses)
- 181.79.230.0/24 (256 addresses)
- 200.3.247.0/24 (256 addresses)
- 200.13.212.0/24 (256 addresses)
IPv6 Prefixes (35 total)
- 2802::/30
- 2607:5580::/32
- 2800:c00::/32
- 2803:fd80::/32
- 2801:13c::/42
- 2801:154::/42
- 2801:115::/44
- 2801:1aa::/44
- 2801:1d1::/44
- 2620:107:9064::/48
- 2801:0:3b0::/48
- 2801:1f:400::/48
- 2801:162:1::/48
- 2801:162:2::/48
- 2801:162:4::/48
- 2801:162:f::/48
- 2801:1ac::/48
- 2a0e:1c80:1d::/48