$ query “AS20860” --type=asn → 1 result(s)
AS20860 · IOMART-AS
IOMART CLOUD SERVICES LIMITED
AS20860 is operated by IOMART CLOUD SERVICES LIMITED and serves as a mid-size transit provider, registered in the United Kingdom since 2001. The system announces a solid 395 520 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United Kingdom, with additional presence in the United States and Poland, and smaller footprints in 13 additional countries.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇬🇧 United Kingdom
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- December 19, 2001
- Last Changed
- March 04, 2026
- Last Seen
- June 27, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 208 / 150
- IPv6 Prefixes (raw / aggregated)
- 18 / 15
- IPv4 Addresses
- 395 520
- Largest IPv4 Prefix
- /17 (32 768 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇬🇧 United Kingdom (738 544 IPs), 🇺🇸 United States (5 808 IPs), 🇵🇱 Poland (2 048 IPs) and 13 more
- Prefix Changed
- June 20, 2026
Reputation
- Reputation
- Good — 24 flagged IPs out of 395 520 total (0.01%)
- Tor Exit Nodes
- 2 known Tor exit nodes in this network
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 89 networks exchanging traffic without transit
- Downstream Customers
- 23 downstreams buying transit
- Unclassified
- 5 unclassified BGP neighbors
- Degree
- 121 unique BGP neighbors
- Reach
- 35 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (208 total)
- 88.150.128.0/17 (32 768 addresses (/17 prefix))
- 78.129.128.0/17 (32 768 addresses (/17 prefix))
- 95.154.192.0/18 (16 384 addresses (/18 prefix))
- 62.233.64.0/18 (16 384 addresses (/18 prefix))
- 109.169.0.0/18 (16 384 addresses (/18 prefix))
- 87.117.192.0/18 (16 384 addresses (/18 prefix))
- 85.232.32.0/19 (8 192 addresses (/19 prefix))
- 37.220.0.0/19 (8 192 addresses (/19 prefix))
- 31.3.224.0/19 (8 192 addresses (/19 prefix))
- 109.200.0.0/19 (8 192 addresses (/19 prefix))
- 109.169.64.0/19 (8 192 addresses (/19 prefix))
- 84.22.160.0/19 (8 192 addresses (/19 prefix))
- 82.145.32.0/19 (8 192 addresses (/19 prefix))
- 5.77.32.0/19 (8 192 addresses (/19 prefix))
- 176.227.192.0/19 (8 192 addresses (/19 prefix))
- 212.84.160.0/19 (8 192 addresses (/19 prefix))
- 62.128.192.0/19 (8 192 addresses (/19 prefix))
- 5.152.192.0/19 (8 192 addresses (/19 prefix))
- 212.38.160.0/19 (8 192 addresses (/19 prefix))
- 188.227.160.0/19 (8 192 addresses (/19 prefix))
- 80.84.48.0/20 (4 096 addresses (/20 prefix))
- 217.77.176.0/20 (4 096 addresses (/20 prefix))
- 77.245.64.0/20 (4 096 addresses (/20 prefix))
- 77.240.0.0/20 (4 096 addresses (/20 prefix))
- 92.63.128.0/20 (4 096 addresses (/20 prefix))
- 80.75.64.0/20 (4 096 addresses (/20 prefix))
- 109.73.64.0/20 (4 096 addresses (/20 prefix))
- 80.243.176.0/20 (4 096 addresses (/20 prefix))
- 81.94.192.0/20 (4 096 addresses (/20 prefix))
- 77.246.160.0/20 (4 096 addresses (/20 prefix))
- 217.194.208.0/20 (4 096 addresses (/20 prefix))
- 46.20.224.0/20 (4 096 addresses (/20 prefix))
- 5.187.16.0/20 (4 096 addresses (/20 prefix))
- 149.3.128.0/20 (4 096 addresses (/20 prefix))
- 149.255.96.0/20 (4 096 addresses (/20 prefix))
- 217.147.80.0/20 (4 096 addresses (/20 prefix))
- 188.65.176.0/21 (2 048 addresses (/21 prefix))
- 130.185.144.0/21 (2 048 addresses (/21 prefix))
- 87.237.56.0/21 (2 048 addresses (/21 prefix))
- 37.128.184.0/21 (2 048 addresses (/21 prefix))
- 83.142.224.0/21 (2 048 addresses (/21 prefix))
- 89.207.168.0/21 (2 048 addresses (/21 prefix))
- 37.157.240.0/21 (2 048 addresses (/21 prefix))
- 31.24.32.0/21 (2 048 addresses (/21 prefix))
- 141.0.160.0/21 (2 048 addresses (/21 prefix))
- 31.216.48.0/21 (2 048 addresses (/21 prefix))
- 130.180.200.0/21 (2 048 addresses (/21 prefix))
- 82.102.8.0/21 (2 048 addresses (/21 prefix))
- 178.250.48.0/21 (2 048 addresses (/21 prefix))
- 5.159.224.0/21 (2 048 addresses (/21 prefix))
IPv6 Prefixes (18 total)
- 2a03:b200::/29
- 2a03:ca80::/31
- 2a02:2658::/32
- 2a02:8c8::/32
- 2001:1b40::/32
- 2a02:7f40::/32
- 2a00:e120::/32
- 2a00:5d80::/32
- 2a0b:4580::/32
- 2a0d:9780::/32
- 2a12:2201::/32
- 2a01:61c0::/40
- 2a0c:4380::/40
- 2a04:de40::/42
- 2a02:b10:1::/48