ResearchRouting table, RPKI, IRR & looking glass

AS23700 Linknet-Fastnet ASN

AS23700 (Fastnet-AS-ID) is registered to Linknet-Fastnet ASN in ID. It originates 159 prefixes in the global routing table.

141
IPv4 prefixes
18
IPv6 prefixes
946,176
IPv4 addresses
0%
RPKI valid

Who holds AS23700

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

AS number
AS23700
Handle
Fastnet-AS-ID
Organization
Linknet-Fastnet ASN
Country
ID
ASPA
None published

What AS23700 announces

Prefixes originated by AS23700 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
141
IPv6 prefixes
18
IPv4 addresses
946,176 (3,696 /24s)
RPKI valid
1 0%
RPKI invalid
0
RPKI not found
158
ROAs naming AS23700
2
With an IRR route object
112 70%

Announced prefixes

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

IPv4 (141)
61.247.0.0/1861.247.0.0/1961.247.32.0/1996.7.60.0/22111.94.0.0/15111.94.0.0/16111.94.0.0/19111.94.32.0/19111.94.64.0/19111.94.96.0/19111.94.128.0/19111.94.160.0/19111.94.192.0/19111.94.224.0/19111.94.252.0/22111.95.0.0/16111.95.0.0/19111.95.32.0/19111.95.64.0/19111.95.96.0/19111.95.128.0/19111.95.160.0/19111.95.192.0/19111.95.224.0/19111.95.252.0/22118.136.0.0/15118.136.0.0/16118.136.0.0/19118.136.32.0/19118.136.64.0/19118.136.96.0/19118.136.128.0/19118.136.160.0/19118.136.192.0/19118.136.224.0/19118.137.0.0/16118.137.0.0/19118.137.32.0/19118.137.64.0/19118.137.96.0/19118.137.128.0/19118.137.160.0/19118.137.192.0/19118.137.224.0/19138.113.251.0/24138.113.252.0/24139.0.32.0/19139.0.64.0/19139.0.84.0/23139.0.86.0/23139.0.96.0/19139.0.128.0/19139.0.160.0/19139.0.192.0/19139.0.224.0/19139.192.0.0/14139.192.0.0/16139.192.0.0/19139.192.32.0/19139.192.64.0/19139.192.96.0/19139.192.128.0/19139.192.160.0/19139.192.192.0/19139.192.224.0/19139.193.0.0/16139.193.0.0/19139.193.32.0/19139.193.64.0/19139.193.96.0/19139.193.128.0/19139.193.160.0/19139.193.192.0/19139.193.224.0/19139.194.0.0/16139.194.0.0/19139.194.32.0/19139.194.64.0/19139.194.96.0/19139.194.128.0/19139.194.160.0/19139.194.192.0/19139.194.224.0/19139.195.32.0/19139.195.64.0/19139.195.96.0/19139.195.128.0/19139.195.160.0/19139.195.192.0/19139.195.224.0/19139.228.0.0/16139.228.0.0/19139.228.32.0/19139.228.64.0/19139.228.96.0/19139.228.128.0/19139.228.160.0/19139.228.192.0/19139.228.224.0/19139.255.128.0/19139.255.160.0/19140.0.0.0/16140.0.0.0/19140.0.32.0/19140.0.64.0/19140.0.96.0/19140.0.128.0/19140.0.160.0/19140.0.192.0/19140.0.224.0/19149.108.0.0/16149.108.0.0/19149.108.32.0/19149.108.64.0/19149.108.96.0/19149.108.128.0/19149.108.160.0/19149.108.192.0/19149.108.224.0/19149.110.0.0/16
Show 21 more
IPv6 (18)

RPKI valid   RPKI invalid   no ROA covers it

Who AS23700 is reached through

The AS just before AS23700 in the paths our looking glass collectors hold, for 60 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
APNICFastnet-AS-IDMNT-APJII-ID

Route objects with origin AS23700: RADB 6,273 · NTTCOM 6,265 · APNIC 1 · ARIN 1 · LEVEL3 1

as-sets that list AS23700 (14)