$ query “AS51601” --type=asn → 1 result(s)
AS51601 — IPTP
IPTP LTD
AS51601 is a residential access provider run by IPTP LTD, established in the United Kingdom in 2010. The network announces a respectable 10 752 IPv4 addresses. Supports IPv6.
Basic Information
- Country
- 🇬🇧 United Kingdom
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- October 06, 2010
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 28 / 13
- IPv6 Prefixes (raw / aggregated)
- 31 / 17
- IPv4 Addresses
- 10 752
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /36
- Geolocated Countries
- 🇳🇱 NL (4 IPs), 🇷🇺 RU (2 IPs), 🇬🇧 GB (3 IPs), 🇩🇪 DE, 🇻🇬 VG, 🇨🇾 CY, 🇮🇹 IT, 🇦🇪 AE
- Prefix Changed
- March 05, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 10 752 total (0.00%)
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 57 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 5 downstream autonomous systems buying transit
- Degree
- 67 unique BGP neighbors (providers + customers + peers)
- Reach
- 5 — customer cone size measuring network influence
- Degree Rank
- #2 440
- Reach Rank
- #4 474
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (28 total)
- 176.56.176.0/20 (4 096 addresses)
- 87.239.184.0/21 (2 048 addresses)
- 195.189.120.0/22 (1 024 addresses)
- 98.158.110.0/23 (512 addresses)
- 176.56.170.0/23 (512 addresses)
- 185.65.172.0/23 (512 addresses)
- 193.33.70.0/23 (512 addresses)
- 91.194.117.0/24 (256 addresses)
- 156.253.184.0/24 (256 addresses)
- 176.56.160.0/24 (256 addresses)
- 176.56.173.0/24 (256 addresses)
- 176.56.175.0/24 (256 addresses)
- 185.65.175.0/24 (256 addresses)
IPv6 Prefixes (31 total)
- 2a03:9d40:6000::/36
- 2a03:9d40:e000::/36
- 2a03:9d40:400::/38
- 2a03:9d40:1000::/38
- 2a03:9d40::/39
- 2a03:9d40:800::/39
- 2a03:9d40:2200::/39
- 2a03:9d40:2600::/39
- 2a03:9d40:2800::/39
- 2a03:9d40:2e00::/39
- 2a03:9d40:fe00::/39
- 2a03:9d40:200::/40
- 2a03:9d40:2100::/40
- 2a03:9d40:2400::/40
- 2a03:9d40:2a00::/40
- 2a03:9d40:2d00::/40
- 2a03:9d40:4000::/40