AS11131
AS Name: UMBC
Description: University of Maryland Baltimore County (UMBC)
Registry: ARIN
aut-num: AS11131
as-name: UMBC
descr: University of Maryland Baltimore County (UMBC)
import: from AS10886 accept ANY
import: from AS7922 accept ANY
import: from AS6059 accept ANY
mp-import: afi ipv6.unicast from AS-ANY accept ANY
export: to AS10885 announce AS11131
export: to AS7922 announce AS11131
export: to AS6059 announce AS11131
mp-export: afi ipv6.unicast to AS-ANY announce AS-UMBC
admin-c: JJS41-ARIN
tech-c: PETRY11-ARIN
tech-c: WHOIS10-ARIN
mnt-by: MNT-UMBCU
created: 2022-03-23T23:15:52Z
last-modified: 2023-04-19T14:40:59Z
source: ARIN
Upstream AS Paths
35 unique paths, avg length 3.7
AS Looking Glass
Upstream paths (matching graph above)
All 35 Upstream Paths
Complete list of all observed paths
Prefixes (4) →
View all IPv4 and IPv6 prefixes originated by AS11131
Hostnames in AS11131
Direct Membership
Macros that directly list AS11131 as a member:
AS-UMBC(1 members)
AS10886:AS-CPS-PART(13 members)
AS-UNIVER-270(13 members)
AS10886:AS-RE-PART(19 members)
AS174:AS-COGC-031(43 members)
Expanded Membership
All macros containing AS11131 (directly or via nested macros): 15
Show 15 macros
AS-UMBC(1 ASNs)
AS-UNIVER-270(13 ASNs)
AS10886:AS-6059-ALL(14 ASNs)
AS174:AS-COGC-031(43 ASNs)
AS10886:AS-RE-PART(52 ASNs)
AS10886:AS-CPS-PART(57 ASNs)
AS174:AS-COGENT(1,618 ASNs)
AS11164:AS-PARTICIPANTS(1,830 ASNs)
AS11164:AS-ALL(1,835 ASNs)
AS11537:AS-PARTICIPANTS-BETA(1,841 ASNs)
AS11537:AS-CONE-BETA(1,847 ASNs)
AS20965:AS-FROM-INTERNET2-TO-GEANT(2,433 ASNs)
AS293:AS-FROM-I2-TO-ESNET(2,941 ASNs)
AS-GEANTNRENPEERS(3,149 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)