ResearchRouting table, RPKI, IRR & looking glass

AS211775 London Grid for Learning Trust

AS211775 (NGFL-ASN) is registered to London Grid for Learning Trust in GB. It originates 3 prefixes in the global routing table.

3
IPv4 prefixes
0
IPv6 prefixes
2,816
IPv4 addresses
100%
RPKI valid

Who holds AS211775

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

AS number
AS211775
Handle
NGFL-ASN
Organization
London Grid for Learning Trust
Country
GB
ASPA
None published

What AS211775 announces

Prefixes originated by AS211775 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
0
IPv4 addresses
2,816 (11 /24s)
RPKI valid
3 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS211775
5
With an IRR route object
2 66%

Announced prefixes

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

IPv4 (3)

RPKI valid   RPKI invalid   no ROA covers it

Who AS211775 is reached through

The AS just before AS211775 in the paths our looking glass collectors hold, for 3 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

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

Sourceas-nameMaintained by
RIPENGFL-ASNRIPE-NCC-END-MNT, NGFL-1-MNT

Route objects with origin AS211775: RIPE 13

as-sets that list AS211775 (4)