AS20860 iomart

AS20860 is operated by iomart and registered with RIPE NCC (GB) since 2001-06-20.

It announces 192 IPv4 and 16 IPv6 prefixes, 20% of them RPKI valid.

RIPE RIS sees 42 upstream and peer networks and 21 downstream networks next to it.

PeeringDB lists it as a Content network at 1 internet exchange and 15 facilities. Its peering policy is selective.

Run the full network report BGP lookup WHOIS PeeringDB lookup

Name	iomart
Registry (RIR)	RIPE NCC
Country	United Kingdom (GB)
Delegated on	2001-06-20
Network type	Content, Regional
Peering policy	Selective
IRR as-set	AS-IOMART
Prefixes (IPv4 / IPv6)	192 / 16
RPKI valid	20% (42 / 208)
Upstreams and peers	42
Downstream networks	21
Website	iomart.com

Routing health

AS20860 announces 192 IPv4 and 16 IPv6 prefixes.
42 of 208 announced prefixes are RPKI valid.
166 announced prefixes are not covered by a ROA of AS20860 (they may have none, or another network’s).
42 upstreams and peers, 21 downstream networks seen.

For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.

Announced prefixes 208

5.77.32.0/19
5.133.176.0/21
5.152.192.0/19
5.159.224.0/21
5.183.102.0/24
5.187.16.0/20
5.187.22.0/24
5.187.23.0/24
31.3.224.0/19
31.24.32.0/21
31.24.32.0/24
31.24.34.0/24
31.24.36.0/24
31.24.39.0/24
31.58.214.0/24
31.187.70.0/23
31.216.48.0/22
31.216.52.0/22
31.216.52.0/24
37.128.184.0/21
37.157.240.0/21
37.157.242.0/23
37.220.0.0/19
46.20.224.0/20
62.128.192.0/20
62.128.208.0/20
62.233.64.0/18
77.240.0.0/20
77.245.64.0/20
77.246.160.0/20
77.246.162.0/24
77.246.163.0/24
77.246.169.0/24
77.246.171.0/24
77.246.172.0/24
77.246.174.0/24
78.129.128.0/17
79.143.80.0/22
79.171.32.0/21
80.75.64.0/20
80.84.48.0/20
80.84.49.0/24
80.243.176.0/20
81.94.192.0/20
81.94.192.0/24
81.168.83.0/24
81.168.119.0/24
82.102.8.0/21
82.102.8.0/24
82.145.32.0/19
83.98.196.0/24
83.142.224.0/21
84.22.160.0/19
85.232.32.0/19
85.232.32.0/21
85.232.40.0/22
85.232.44.0/22
87.117.192.0/18
87.237.56.0/21
88.150.128.0/17
88.150.137.0/24
88.150.140.0/22
88.150.144.0/22
88.150.154.0/24
88.150.156.0/22
88.150.160.0/22
88.150.164.0/22
88.150.168.0/22
88.150.192.0/19
88.150.206.0/24
88.150.220.0/24
88.150.230.0/24
88.150.240.0/23
88.150.252.0/23
89.43.47.0/24
89.207.168.0/21
89.207.171.0/24
89.207.172.0/24
91.199.151.0/24
91.207.220.0/23
91.215.180.0/22
91.234.184.0/23
91.235.170.0/24
91.245.218.0/24
91.246.8.0/23
91.246.11.0/24
91.246.49.0/24
91.247.177.0/24
92.63.128.0/20
93.174.10.0/24
93.174.11.0/24
93.174.12.0/24
95.129.104.0/21
95.154.192.0/18
107.181.136.0/24
109.73.64.0/20
109.75.160.0/21
109.122.1.0/24
109.169.0.0/18
109.169.64.0/19

Showing the first 100.

Upstreams and peers 42

The networks RIPE RIS sees next to AS20860 in BGP paths, the most visible first.

Peering

Peering policy: Selective. Suggested max-prefix limits: 5,000 IPv4, 1,000 IPv6. PeeringDB record

Internet exchanges 1

Exchange	Ports	Speed	Route server
LINX LON1: Main	2	400G	Yes

Facilities 15

Facility	City	Country
Digital Realty London LHR20	London	GB
Equinix LD5 - London, Slough	Slough	GB
Equinix LD8 - London, Docklands	London	GB
Equinix MA1 - Manchester, Williams/Kilburn	Manchester	GB
Equinix MA3 - Manchester, Joule House	Manchester	GB
iomart DC1 Glasgow	Glasgow	GB
iomart DC2 London	London	GB
iomart DC3 Nottingham	Nottingham	GB
iomart DC4 Leicester	Leicester	GB
iomart DC5 Maidenhead	Maidenhead	GB
iomart DC6 Turing House	Manchester	GB
iomart DC7 The Server Hotel Reynolds	Manchester	GB
iomart DC9 Gosport	Gosport	GB
Pulsant Edinburgh SC-1 (South Gyle)	Edinburgh	GB
Telehouse - London (Docklands North)	London	GB

More about AS20860

← AS20859 AS20861 →

Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-15 08:17 UTC. The country is where the AS number was registered, not necessarily where the network operates.