$ query “AS264821” --type=asn → 1 result(s)
AS264821 · COMCAST
COMCAST-SRL
AS264821 is operated by COMCAST-SRL and serves as a mid-size transit provider, established in the Dominican Republic in 2016. The system announces 3 328 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Australia, with additional presence in the United States and the Dominican Republic.
- #6 in Dominican Republic — Top 10 by reach within country
Basic Information
- Country
- 🇩🇴 Dominican Republic
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 29, 2016
- Last Changed
- March 04, 2026
- Last Seen
- July 26, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 13 / 4
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 3 328
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇦🇺 Australia (3 968 IPs), 🇺🇸 United States (512 IPs), 🇩🇴 Dominican Republic (128 IPs)
- Prefix Changed
- May 13, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Downstream Customers
- 14 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 16 unique BGP neighbors
- Reach
- 18 networks in customer cone
Upstream Providers (1)
- AS23520 — LIBERTY-NETWORKS
Prefix Lists
IPv4 Prefixes (13 total)
- 138.97.248.0/22 (1 024 addresses (/22 prefix))
- 168.196.124.0/22 (1 024 addresses (/22 prefix))
- 179.51.144.0/22 (1 024 addresses (/22 prefix))
- 69.79.26.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2803:9040::/32