Home ASN LookupAS204103

AS204103 commswest Comms West Limited

🇬🇧

Org handle: ORG-CWL9-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

7total

6 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)1,280

Announced (BGP)2,304

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)7.9×10²⁸

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇬🇧 GB

RIR

RIPE NCC

Status

allocated

Allocated

2015-08-25

Announced Prefixes

(BGP)7

Prefix	RPKI	IRR	Last Seen
185.72.108.0/22	No ROA	RIPE	2026-10-11
185.72.108.0/24	No ROA	RIPE	2026-10-11
185.72.109.0/24	No ROA	RIPE	2026-10-11
185.72.110.0/24	No ROA	RIPE	2026-10-11
185.72.111.0/24	No ROA	RIPE	2026-10-11
195.138.200.0/24	Valid	RIPE	2026-10-11
2a03:3ea0::/32	Valid	RIPE	2026-10-11

Allocated Prefixes

(RIR)3

Prefix	Country	RIR	Status
185.72.108.0/22	🇬🇧 GB	RIPENCC	allocated
195.138.200.0/24	🇬🇧 GB	RIPENCC	allocated
2a03:3ea0::/32	🇬🇧 GB	RIPENCC	allocated

All 7 announced prefixes of AS204103 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS204103 hands its own prefixes to: transit providers, or peers at an exchange.

AS56595FLUENCY Commsworld6
AS61231Neos Networks Neos Networks Limited1

Transfer History

Registry transfers of AS204103 between organisations.

AS204103Transfer · 2023-03-09
Locheilnet CIC
RIPE NCC
→
Comms West Limited
RIPE NCC

Date	Resource	From	To	Type
2023-03-09	AS204103	Locheilnet CIC RIPE NCC	Comms West Limited RIPE NCC	Transfer

ASPA

No ASPA

Abuse Contact

External Links

RIPE Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS204103 should publish an ASPA object
IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/204103

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/204103" | jq