ResearchRouting table, RPKI, IRR & looking glass

AS11537 Internet2

AS11537 (INTERNET2-RESEARCH-EDU) is registered to Internet2 in US. It originates 31 prefixes in the global routing table.

27
IPv4 prefixes
4
IPv6 prefixes
9,216
IPv4 addresses
67%
RPKI valid
Registration

Who holds AS11537

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

AS number
AS11537
Handle
INTERNET2-RESEARCH-EDU
Organization
Internet2
Country
US
ASPA
None published
Routing

What AS11537 announces

Prefixes originated by AS11537 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
27
IPv6 prefixes
4
IPv4 addresses
9,216 (36 /24s)
RPKI valid
21 67%
RPKI invalid
10
RPKI not found
0
ROAs naming AS11537
74
With an IRR route object
18 58%
Prefixes

Announced prefixes

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

IPv4 (27)
64.57.16.0/2064.57.19.80/2864.57.22.144/2864.57.22.176/2864.57.22.208/2864.57.22.232/2964.57.23.240/28162.252.70.0/24162.252.70.194/32162.252.70.196/32162.252.70.201/32162.252.70.202/32163.253.0.0/22163.253.0.0/24163.253.3.0/24163.253.9.0/24163.253.12.0/23163.253.14.0/23163.253.28.0/24163.253.56.0/24163.253.57.0/24163.253.63.0/24163.253.66.0/23163.253.80.0/24163.253.83.0/24198.71.45.0/24198.71.46.0/24
IPv6 (4)
2001:468:2f00::/482001:468:2f02::/472001:468:2f0a::/482001:468:2f0d::/48

RPKI valid   RPKI invalid   no ROA covers it

ASPA

Provider authorization

AS11537 publishes no ASPA of its own. 5 ASes name it as a provider in theirs. Check a path.

The 5 ASes that name AS11537 as a provider
AS2572 MORENETAS4901 CAARENAS9885 NKN-INTERNET-GWAS14041 AS-FRGPAS46832 UNIVERSITY-OF-MISSOURI-SYSTEM-INTER-CAMPUS-NETWORK
IRR

Routing registry objects

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

Sourceas-nameMaintained by
RADBInternet2MAINT-AS11537

Route objects with origin AS11537: RADB 61 · ARIN 2

as-sets that list AS11537 (23)
AS-396926-AS-MISSION-PAS-DFNFROMABILENEAS-GANGBANGAS-GOREXAS-LUMEN-CUSTOMERS-ASNSAS-PNW-GIGAPOP-T-I2AS-SEATTLEIX-RS-CLIENTSAS10886:AS-RE-PROVAS11164:AS-INTERNALAS11537:AS-CONEAS11537:AS-CONE-BETAAS11537:AS-INTERNALAS11537:AS-PARTICIPANTSAS11537:AS-TO-GEANTAS198949:AS-SDAS20965:AS-FROM-INTERNET2-TO-GEANTAS23864:AS-NREN-TRANSITAS293:AS-FROM-I2-TO-ESNETAS293:AS-FROM-SINGAREN-TO-ESNETAS3676:AS-UIOWA-PEERS-ANNOUNCE-CUSTAS396955:AS-TRANSITAS396955:AS-TRANSIT-ARELIONAS7575:AS-RESEARCH
Tools

Check AS11537 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup