AS21561
% No entries found for the selected source(s).
Upstream AS Paths
15 unique paths, avg length 2.2
AS Looking Glass
Upstream paths (matching graph above)
Prefixes (1) →
View all IPv4 and IPv6 prefixes originated by AS21561
Direct Membership
Macros that directly list AS21561 as a member:
AS-BBB-CUSTOMERS(10 members)
AS-LSNET(154 members)
AS-AS209-CUST(1818 members)
Expanded Membership
All macros containing AS21561 (directly or via nested macros): 45
Show 45 macros
AS-BBB-CUSTOMERS(10 ASNs)
AS-TDS-TRANSIT(108 ASNs)
AS-LSNET(170 ASNs)
AS-QWEST-CUST(1,818 ASNs)
AS-AS209-CUST(1,818 ASNs)
AS-QWEST(10,244 ASNs)
AS-AS209(10,244 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-EUNET(13,944 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS2914:AS-US(53,991 ASNs)
AS2914:AS-GLOBAL-V6(81,831 ASNs)
AS-VERIO(82,495 ASNs)
AS-WNA(82,495 ASNs)
AS2914:AS-GLOBAL(82,495 ASNs)
AS-GTTCUST6(83,984 ASNs)
AS-TINETCUST6(83,984 ASNs)
AS-GTTCUST(84,520 ASNs)
AS-TINETCUST(84,520 ASNs)
AS-TISCALI(84,608 ASNs)
AS-TINET(84,608 ASNs)
AS-GTT(84,608 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)
AS-CESNET-NIX-PEERS(85,295 ASNs)
AS-TELIANETNA(86,938 ASNs)
AS1299:AS-TWELVE99-NA-V4(86,938 ASNs)
AS-TELIANETNA-V6(86,952 ASNs)
AS1299:AS-TWELVE99-NA-V6(86,952 ASNs)
AS-TELIANET-V6(92,705 ASNs)
AS1299:AS-TWELVE99-V6(92,705 ASNs)
AS-TELIANET(92,989 ASNs)
AS1299:AS-TWELVE99-V4(92,989 ASNs)
AS-BCIX(93,003 ASNs)
AS16374:AS-BCIX-ALL(93,003 ASNs)
AS1299:AS-TWELVE99(93,076 ASNs)
AS-TIXZH(94,757 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)