AS22556
AS Name: Blackboard
Description: Blackboard Inc 650 Mass Ave, NW Washington, DC 20001
Registry: RADB
aut-num: AS22556
as-name: Blackboard
descr: Blackboard Inc 650 Mass Ave, NW Washington, DC 20001
admin-c: IPT4-ARIN
tech-c: IPT4-ARIN
mnt-by: MAINT-AS22556
changed: josh@blackboard.com 20090108 #19:51:56Z
source: RADB
last-modified: 2023-11-13T15:39:57Z
Upstream AS Paths
15 unique paths, avg length 2.3
AS Looking Glass
Upstream paths (matching graph above)
Hostnames in AS22556
Direct Membership
Macros that directly list AS22556 as a member:
AS7575:AS-EDGE(142 members)
AS-MFNX(421 members)
Expanded Membership
All macros containing AS22556 (directly or via nested macros): 86
Show 86 macros
AS7575:AS-EDGE(157 ASNs)
AS-AARNET(163 ASNs)
AS7575:AS-CUSTOMER(163 ASNs)
AS7606:AS-ACT-IX(176 ASNs)
AS20965:AS-FROM-INTERNET2-TO-GEANT(2,433 ASNs)
AS-GEANTNRENPEERS(3,149 ASNs)
AS7606:AS-SA-IX(4,843 ASNs)
AS-OPTUS(7,043 ASNs)
AS-STIX(18,626 ASNs)
AS-MFNX(26,187 ASNs)
AS47214:AS-LILLIX(26,738 ASNs)
AS43100:AS-MEMBERS(26,826 ASNs)
AS-SFINX-RS-MEMBERS-IPV6(26,914 ASNs)
AS-SFINX-RS-MEMBERS(26,976 ASNs)
AS7606:AS-VIC-IX(29,635 ASNs)
AS7606:AS-QLD-IX(40,666 ASNs)
AS7606:AS-WA-IX(40,872 ASNs)
AS201376:AS-PEERS(42,984 ASNs)
AS7606:AS-NSW-IX(46,591 ASNs)
AS7606:AS-ALL(47,090 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-NIXSK-RSCLIENTS(55,989 ASNs)
AS47627:AS-NIXSK-RSCLIENTS(56,033 ASNs)
AS-TOPIX-RS(57,252 ASNs)
AS-SET-INEX-CONNECTED(67,097 ASNs)
AS2914:AS-ASIA-V6(68,905 ASNs)
AS17645:AS-NTTS(70,764 ASNs)
AS2914:AS-ASIA(70,764 ASNs)
AS17645:AS-NTTS-IP(70,764 ASNs)
AS-SWISSIX-RS(75,248 ASNs)
AS42476:AS-SWISSIX(75,248 ASNs)
AS-MIRONET-SWISSIX-PEERS(75,488 ASNs)
AS-SET-LONAP-MLP(76,698 ASNs)
AS-SET-LONAP-CONNECTED(77,146 ASNs)
AS215153:AS-EXCHANGES(77,148 ASNs)
AS42064:AS-MEMBERS(77,328 ASNs)
AS39801:AS-CDNUSERS(77,556 ASNs)
AS30781:AS-JAGUAR-PEERING-LINX(77,905 ASNs)
AS30781:AS-JAGUAR-PEERING-AMS-IX(78,176 ASNs)
AS-FRANCEIX-MRS(79,600 ASNs)
AS-DECIX-MUC(79,778 ASNs)
AS-ALPIX(79,778 ASNs)
AS47228:AS-DECIX-MUC(79,778 ASNs)
AS42476:AS-SWISSIX-V6(80,246 ASNs)
AS-HOPUS(80,866 ASNs)
AS-NIXCZ-RSCLIENTS(81,401 ASNs)
AS47110:AS-PEERS(81,401 ASNs)
AS208060:AS-PEERS(81,401 ASNs)
AS2914:AS-GLOBAL-V6(81,831 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-LINX(81,936 ASNs)
AS-SET-LONAP-MLP-V6(82,026 ASNs)
AS-VERIO(82,495 ASNs)
AS-WNA(82,495 ASNs)
AS2914:AS-GLOBAL(82,495 ASNs)
AS-ECIX-FRA(82,682 ASNs)
AS-1-IX-WAW(82,799 ASNs)
AS47200:AS-NIXCZ-RSCLIENTS(83,073 ASNs)
AS24971:AS-MAI-NIX-PEER(83,081 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-AMS-IX(83,547 ASNs)
AS-GLOBEINTERNET(84,477 ASNs)
AS-GLOBEINTERNET-CLIENTS(84,477 ASNs)
AS51706:AS-MEMBERS(84,578 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)
AS39801:AS-IIXP-PEERS(84,811 ASNs)
AS39801:AS-MULTIPASS-PEERS(84,811 ASNs)
AS-DECIX-MUC-V6(85,041 ASNs)
AS-ALPIX-V6(85,041 ASNs)
AS47228:AS-DECIX-MUC-V6(85,041 ASNs)
AS-NL-IX-RS(85,102 ASNs)
AS-FRANCEIX-PAR(85,330 ASNs)
AS-1-IX-V6(87,628 ASNs)
AS-SOX(90,571 ASNs)
AS59900:AS-B-IX-PARTNERS(90,888 ASNs)
AS-VIX-RS(90,892 ASNs)
AS-VIX-RS-V6(91,142 ASNs)
AS216369:AS-IX(91,206 ASNs)
AS-DECIX(96,509 ASNs)
AS-NFON-DECIX-PEERS-V4(96,509 ASNs)
AS-NFON-DECIX-PEERS-V6(96,509 ASNs)
AS6695:AS-DECIX-FRA(96,509 ASNs)
AS-ST1-IXPS(96,670 ASNs)
AS-DECIX-V6(100,277 ASNs)
AS6695:AS-DECIX-FRA-V6(100,277 ASNs)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)