$ query “AS31500” --type=asn → 1 result(s)
AS31500 — GNM-AS
Global Network Management Inc
AS31500 is a major transit provider run by Global Network Management Inc, registered in Antigua & Barbuda since 2004. The network announces a respectable 14 848 IPv4 addresses. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #1 in Antigua & Barbuda — Top 10 by reach within country
Basic Information
- Country
- 🇦🇬 Antigua & Barbuda
- Category
- Hosting
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- May 28, 2004
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 36 / 13
- IPv6 Prefixes (raw / aggregated)
- 7 / 2
- IPv4 Addresses
- 14 848
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇷🇺 RU (16 IPs), 🇳🇱 NL (8 IPs), 🇦🇬 AG (2 IPs), 🇫🇮 FI, 🇩🇪 DE, 🇦🇺 AU
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 14 848 total (0.01%)
Connectivity Summary
- Upstream Providers
- 7 upstream autonomous systems providing transit
- Peers
- 255 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 168 downstream autonomous systems buying transit
- Degree
- 445 unique BGP neighbors (providers + customers + peers)
- Reach
- 35 398 — customer cone size measuring network influence
- Degree Rank
- #315
- Reach Rank
- #130
- Country Rank
- #1
Upstream Providers (7)
Prefix Lists
IPv4 Prefixes (36 total)
- 95.140.80.0/20 (4 096 addresses)
- 95.161.240.0/20 (4 096 addresses)
- 109.239.128.0/21 (2 048 addresses)
- 94.124.180.0/22 (1 024 addresses)
- 109.239.140.0/22 (1 024 addresses)
- 109.239.138.0/23 (512 addresses)
- 178.18.228.0/23 (512 addresses)
- 83.243.69.0/24 (256 addresses)
- 91.108.40.0/24 (256 addresses)
- 91.108.50.0/24 (256 addresses)
- 95.161.128.0/24 (256 addresses)
- 178.18.232.0/24 (256 addresses)
- 185.26.75.0/24 (256 addresses)
IPv6 Prefixes (7 total)
- 2001:b28::/32
- 2a03:5f80::/46