ResearchRouting table, RPKI, IRR & looking glass

AS39730 Eircom (UK) Ltd

AS39730 (EIRCOM-UK) is registered to Eircom (UK) Ltd in GB. It originates 3 prefixes in the global routing table.

2
IPv4 prefixes
1
IPv6 prefixes
3,072
IPv4 addresses
100%
RPKI valid

Who holds AS39730

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS39730
Handle
EIRCOM-UK
Organization
Eircom (UK) Ltd
Country
GB
ASPA
None published

What AS39730 announces

Prefixes originated by AS39730 in the routing table our collectors hold (kept current as routes change), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
1
IPv4 addresses
3,072 (12 /24s)
RPKI valid
3 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS39730
3
With an IRR route object
3 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (2)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS39730 buys transit from

Inferred from the AS paths in the RouteViews tables and our own collectors’ feeds, refreshed every 4 hours, most-seen first. 2 upstreams.

Who buys transit from AS39730

None seen: AS39730 does not appear to provide transit to anyone.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPEEIRCOM-UKRIPE-NCC-END-MNT, EIRCOM-NOC-MNT

Route objects with origin AS39730: RIPE 3

as-sets that list AS39730 (3)