ResearchIRR · LEVEL3

AS-CBC-CUST-MA Comcast Commercial Services - MA Customer AS

An as-set registered in LEVEL3, maintained by CTI-MNT. It names 5 ASes and 0 sets directly; followed all the way down, it reaches 5 ASes through 0 nested sets.

Members

What AS-CBC-CUST-MA lists

5 ASes and 0 sets, written in the object across every registry that holds it. Sets open their own page.

AS10564 TCSIAS16481 BABSON-GNETAS33022 WELLESLEY-COLLEGEAS36145 PHILLIPS-ACADEMYAS40207 AS40207
Expanded

Every AS it reaches

What a filter built from AS-CBC-CUST-MA would let in: 5 ASes.

Show the 5 ASes
AS10564AS16481AS33022AS36145AS40207
Prefixes

What AS-CBC-CUST-MA covers

Every route object in the IRR whose origin is one of the 5 ASes it reaches: the prefixes a filter built from AS-CBC-CUST-MA (with bgpq4, say) would allow. 26 IPv4 and 0 IPv6. Every one is in the IRR API.

26 IPv4 prefixes
137.134.0.0/16137.134.216.0/22137.134.224.0/19137.134.224.0/21137.134.224.0/22137.134.240.0/21137.134.240.0/22137.134.4.0/22137.134.40.0/21149.130.0.0/16155.48.0.0/16155.48.0.0/17155.48.12.0/24155.48.240.0/24155.48.253.0/24155.48.254.0/24155.48.38.0/23155.48.50.0/23155.48.90.0/24192.42.89.0/24198.140.202.0/23198.140.202.0/24198.140.203.0/24198.140.204.0/24206.165.104.0/2464.56.59.0/24
Registries

Each registry’s copy

LEVEL35 membersComcast Commercial Services - MA Customer AS
Maintained byCTI-MNT
Last modified2007-07-09
MembersAS16481 AS36145 AS33022 AS10564 AS40207
mbrs-by-refN
Used by

Sets that include AS-CBC-CUST-MA

AS-CBCAS-CBC-CUST-2
Tools

Check AS-CBC-CUST-MA live

IRR API, with prefixes