AS21821
Direct Membership
Macros that directly list AS21821 as a member:
AS-CV(189 members)
AS6128:AS-CUSTOMERS(739 members)
AS-PROLE(1180 members)
AS-CCF(1387 members)
AS-ITXBR1(1794 members)
AS-REACH-CUSTOMERS(8210 members)
AS-TELSTRA-INTL-CUSTOMERS(11248 members)
Expanded Membership
All macros containing AS21821 (directly or via nested macros): 408
Show 100 macros
AS-CV(189 ASNs)
AS6128:AS-CUSTOMERS(775 ASNs)
AS-PROLE(1,180 ASNs)
AS-TINETASIA(1,243 ASNs)
AS-GTTASIA(1,245 ASNs)
AS-CCF(1,474 ASNs)
AS1221:AS-CUSTOMERS(3,327 ASNs)
AS1221:AS-TELSTRA(3,328 ASNs)
AS-DATAMENA(3,379 ASNs)
AS-EITC-DU(3,446 ASNs)
AS4826:AS-CUSTOMERS(3,766 ASNs)
AS-VOCUS(3,767 ASNs)
AS4826:AS-VOCUS(3,767 ASNs)
AS-ITXBR1(4,615 ASNs)
AS-SOFIA-CONNECT(4,627 ASNs)
AS7606:AS-SA-IX(4,843 ASNs)
AS-MEGATELECOM-CUSTOMERS(5,157 ASNs)
AS-MEGA(5,160 ASNs)
AS-MEGATELECOM(5,166 ASNs)
AS-INTERTAX(5,306 ASNs)
AS-OPENX(5,734 ASNs)
AS-NOVVACORE(5,795 ASNs)
AS-NOVVACORE-CUSTOMERS(5,795 ASNs)
AS-G8(6,078 ASNs)
AS7474:AS-CUSTOMERS(6,144 ASNs)
AS7474:AS-OPTUS(6,145 ASNs)
AS-MILECOM(6,301 ASNs)
AS20730:AS-DVO-IX(6,301 ASNs)
AS-FLYS(6,441 ASNs)
AS-TIVIT(6,449 ASNs)
AS-ZSTTK-SET(6,735 ASNs)
AS-OTEGLOBE(6,779 ASNs)
AS-OPTUS(7,043 ASNs)
AS-MILECOM-RS(7,417 ASNs)
AS-RBIX(7,603 ASNs)
AS-REACH-CUSTOMERS(8,210 ASNs)
AS272713:AS-CDNSTAR-CUSTOMERS(8,304 ASNs)
AS272713:AS-CDNSTAR(8,471 ASNs)
AS-HUGENET(9,689 ASNs)
AS-HUGENET-CUSTOMERS(9,689 ASNs)
AS-SEABORN-G2(10,828 ASNs)
AS-FIORD(12,063 ASNs)
AS-FIORD-V6(12,063 ASNs)
AS-TELSTRA-INTL-CUSTOMERS(12,472 ASNs)
AS-IHOME(12,653 ASNs)
AS-MTU-V6(13,582 ASNs)
AS-ERTH(14,365 ASNs)
AS-SMRROUTESERVER(14,365 ASNs)
AS-OMTT-SET(14,375 ASNs)
AS-ULNIX(14,449 ASNs)
AS-KRS-IX-PEERS(14,475 ASNs)
AS-W-IX(14,497 ASNs)
AS-VLVROUTESERVER(14,501 ASNs)
AS-PITER-IX-TLL(14,528 ASNs)
AS57304:AS-RETN6-RU(14,630 ASNs)
AS57304:AS-RETN-RU(14,717 ASNs)
AS-SIBIR-IX(14,827 ASNs)
AS-RED-IX-PEERS(15,552 ASNs)
AS-SEABORN-CUSTOMER(16,137 ASNs)
AS-SEABORN-CORE(16,222 ASNs)
AS-KRD-RS(17,283 ASNs)
AS-CLOUD-IX-M(17,536 ASNs)
AS-CLOUD-IX(17,641 ASNs)
AS-CITYTELECOM(17,663 ASNs)
AS-HOSTER(17,663 ASNs)
AS-SEABORN(17,733 ASNs)
AS-SPBROUTESERVER(17,816 ASNs)
AS-CN2(17,842 ASNs)
AS-WIOCC(18,067 ASNs)
AS-STIX(18,626 ASNs)
AS-1031-PEER1(18,971 ASNs)
AS-LINKBRASIL-271253(19,032 ASNs)
AS271253:AS-CUSTOMERS(19,032 ASNs)
AS-ST1-PEERINGS(19,133 ASNs)
AS198792:AS-PEER-AMSIX-V4(19,486 ASNs)
AS-AS53013(20,143 ASNs)
AS-VSNL-IN(23,661 ASNs)
AS-FLAGP(25,034 ASNs)
AS-FLAGT(25,034 ASNs)
AS3491:AS-CUSTOMERS-NA(25,092 ASNs)
AS-MFNX(26,187 ASNs)
AS-RETN-HK(26,343 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)
AS-DECIX-BCN-V6(28,476 ASNs)
AS57802:AS-DECIX-BCN-V6(28,476 ASNs)
AS7606:AS-VIC-IX(29,635 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-BCN(33,636 ASNs)
AS57802:AS-DECIX-BCN(33,636 ASNs)
AS-SOVAM(34,887 ASNs)
AS-CWCCUSTOMERS(34,940 ASNs)
AS-MERCURY(34,969 ASNs)
AS-UUNETEUDE(34,985 ASNs)
AS702:AS-DE-CUSTOMER(34,985 ASNs)
AS-TELARM(35,456 ASNs)
AS-ARMENTEL(35,460 ASNs)
... and 308 more
Upstream AS Paths
13 unique paths, avg length 2.1
AS Looking Glass
Upstream paths (matching graph above)
AS21821 IPv4 Address Subnets (4)
| 144.121.102.0/24 | 🇺🇸 US | Akamai Technologies, Inc. | MMAHS-01 |
| 144.121.104.0/24 | 🇺🇸 US | Akamai Technologies, Inc. | MMAHS-01 |
| 216.255.100.0/24 | 🇺🇸 US | Akamai Technologies, Inc. | MMAHS-01 |
| 216.255.101.0/24 | 🇺🇸 US | Akamai Technologies, Inc. | MMAHS-01 |