Home ASN LookupAS42579

AS42579 SARGASSO-EU-AS Comtec Enterprises Ltd

🇬🇧

Org handle: ORG-CEL2-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

8total

6 IPv42 IPv6

IPv4 Addresses

Allocated (RIR)6,144

Announced (BGP)8,192

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)1.1×10²⁹

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇬🇧 GB

RIR

RIPE NCC

Status

allocated

Allocated

2007-03-16

Announced Prefixes

(BGP)8

Prefix	RPKI	IRR	Last Seen
77.73.144.0/21	No ROA	RIPE	2026-10-11
77.73.144.0/22	No ROA	RIPE	2026-10-11
77.73.148.0/22	No ROA	RIPE	2026-10-11
78.158.64.0/21	No ROA	RIPE	2026-10-11
78.158.64.0/22	No ROA	RIPE	2026-10-11
78.158.68.0/22	No ROA	RIPE	2026-10-11
2a01:550::/32	No ROA	RIPE	2026-10-11
2a01:550::/33	No ROA	RIPE	2026-10-11

Allocated Prefixes

(RIR)7

Prefix	Country	RIR	Status
77.73.144.0/21	🇬🇧 GB	RIPENCC	allocated
77.73.144.0/23	🇬🇧 GB	RIPE	assigned
77.73.146.0/23	🇬🇧 GB	RIPE	assigned
77.73.148.0/23	🇬🇧 GB	RIPE	assigned
78.158.64.0/21	🇬🇧 GB	RIPENCC	allocated
78.158.68.0/23	🇬🇧 GB	RIPE	assigned
2a01:550::/32	🇬🇧 GB	RIPENCC	allocated

All 8 announced prefixes of AS42579 →

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS42579 hands its own prefixes to: transit providers, or peers at an exchange.

AS2914NTT America8

Downstreams (2)

Networks whose own prefixes AS42579 passes on: usually its customers.

AS39767SARGASSO N1 Limited6
AS51983SARGASSO DE Sargasso N1 Limited1

ASPA

No ASPA

Abuse Contact

+31205354444

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 AS42579 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/42579

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

curl -s "https://api.ipctl.io/v1/asn/42579" | jq