ResearchRouting table, RPKI, IRR & looking glass

AS11904 AcenTek

AS11904 (ATOM-MI-53-198) is registered to AcenTek in US. It originates 35 prefixes in the global routing table.

32
IPv4 prefixes
3
IPv6 prefixes
19,456
IPv4 addresses
100%
RPKI valid
Registration

Who holds AS11904

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

AS number
AS11904
Handle
ATOM-MI-53-198
Organization
AcenTek
Country
US
ASPA
2 providers
Routing

What AS11904 announces

Prefixes originated by AS11904 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
32
IPv6 prefixes
3
IPv4 addresses
19,456 (76 /24s)
RPKI valid
35 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS11904
43
With an IRR route object
35 100%
Prefixes

Announced prefixes

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

IPv4 (32)
24.204.160.0/1924.204.160.0/2024.204.164.0/2224.204.168.0/2124.204.168.0/2224.204.172.0/2224.204.176.0/2024.204.176.0/2224.204.180.0/2224.204.184.0/2224.204.188.0/22104.192.148.0/22107.155.176.0/20107.155.176.0/21107.155.176.0/22107.155.180.0/22107.155.184.0/21107.155.184.0/22107.155.188.0/22198.167.240.0/21198.167.240.0/22198.167.240.0/23198.167.242.0/23198.167.244.0/23198.167.246.0/23209.25.240.0/20209.25.240.0/21209.25.240.0/22209.25.244.0/22209.25.248.0/21209.25.248.0/22209.25.252.0/22
IPv6 (3)
2604:ae80:1000::/362604:ae80:1000::/402604:ae80:a100::/40

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS11904 is reached through

The AS just before AS11904 in the paths our looking glass collectors hold, for 35 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS6939 HURRICANE 35AS174 COGENT-174 35
ASPA

Provider authorization

AS11904 publishes an ASPA naming these providers. Check a path.

AS174 COGENT-174AS6939 HURRICANE
IRR

Routing registry objects

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

Sourceas-nameMaintained by
ARINACENTEK-MICHIGANMNT-ATM-53

Route objects with origin AS11904: ARIN 44 · LEVEL3 13

as-sets that list AS11904 (7)
AS-HURRICANEAS-HURRICANEV6AS-LEVEL3-ORIGINS-NAAS-TRANSROUTE-SPECAS-XOAS-XO-BAS11904:AS-ALL
Tools

Check AS11904 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup