AS21857
% No entries found for the selected source(s).
Upstream AS Paths
15 unique paths, avg length 2.1
AS Looking Glass
Upstream paths (matching graph above)
Prefixes (6) →
View all IPv4 and IPv6 prefixes originated by AS21857
Hostnames in AS21857
Direct Membership
Macros that directly list AS21857 as a member:
AS-RR-BIZ(1857 members)
Expanded Membership
All macros containing AS21857 (directly or via nested macros): 44
Show 44 macros
AS-RR-BIZ(2,065 ASNs)
AS-ROADRUNNER(2,093 ASNs)
AS-XO(23,361 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-DECIX-DFW(43,178 ASNs)
AS62499:AS-DECIX-DFW(43,178 ASNs)
AS-DECIX-NYC(80,230 ASNs)
AS-DECIX-NYC-V6(80,230 ASNs)
AS63034:AS-DECIX-NYC(80,230 ASNs)
AS63034:AS-DECIX-NYC-V6(80,230 ASNs)
AS-GTTCUST6(83,984 ASNs)
AS-TINETCUST6(83,984 ASNs)
AS-GLOBEINTERNET(84,477 ASNs)
AS-GLOBEINTERNET-CLIENTS(84,477 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-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)