ResearchIRR · RADB

AS-M21 AS Numbers for which Micron21 - AS38880 provides…

An as-set registered in RADB, maintained by MAINT-AS38880. It names 50 ASes and 0 sets directly; followed all the way down, it reaches 50 ASes through 0 nested sets.

Members

What AS-M21 lists

50 ASes and 0 sets, written in the object across every registry that holds it. Sets open their own page.

AS4739 INTERNODE-ASAS4802 ASN-IINETAS10105 OMNIAS10145 SECUREIPITS-AS-APAS13179AS17559 SPECTUM-NON-APAS20144 IMRSAS24312 AXGNDOTCOMDOTSG-SG-SGAS24446 INT-5GN-AS-APAS24541 HOSTAWAYPTYLTD-AS-APAS24557 INT-5GN-AS-APAS38001 NEWMEDIAEXPRESS-AS-APAS38084 ETHAN-AU-APAS38880 M21-AS-APAS45426 VELHOST-AS-AUAS45780 BROADBANDSOLUTIONS-AS-APAS55359 FLUCCS-AS-APAS55845 TRADEWEB-AS-APAS55923 CBSAPL-AS-APAS56087 URL-NET-AS-APAS58915 ARKTISMAPTYLTD-AS-APAS58940 DEDAUS-AS-APAS58950 GTELECOM-AS-APAS61084 SiberDCAS63930 READYSERVER-SGAS132473 RFGPL-AS-APAS132533 VIBEGROUPPTYLTD-AS-APAS132847 NETSG-AS-APAS133104 INSTRACORPORATION-AS-APAS133480 INT-5GN-AS-APAS134138 ASPL-AS-APAS135332 PEPPER-AS-APAS135408 HAMMERTECH-AS-APAS135543 NETWORKDYNAMICS-PTY-LTD-AS-APAS135895 CT-ASAS136001 CHRISTIE-AS-APAS136577 SIPTALK-AS-APAS139737 CRC-AS-APAS140994 GIGAWAVE-AS-APAS141002 NETWORK1-AS-APAS141468 PMC-AS-APAS196752 TILAAAS203391 CLOUDNSNETAS203535 WorkBetter-ASAS203661 NETNITEAS204179 ERIKLARSSONAS207150 ERIKLARSSON-ANYCASTAS393949 BASTETRIXAS397468 THINKONAS398367 QUIC-CLOUD
Expanded

Every AS it reaches

What a filter built from AS-M21 would let in: 50 ASes.

Show the 50 ASes
AS4739AS4802AS10105AS10145AS13179AS17559AS20144AS24312AS24446AS24541AS24557AS38001AS38084AS38880AS45426AS45780AS55359AS55845AS55923AS56087AS58915AS58940AS58950AS61084AS63930AS132473AS132533AS132847AS133104AS133480AS134138AS135332AS135408AS135543AS135895AS136001AS136577AS139737AS140994AS141002AS141468AS196752AS203391AS203535AS203661AS204179AS207150AS393949AS397468AS398367
Prefixes

What AS-M21 covers

Every route object in the IRR whose origin is one of the 50 ASes it reaches: the prefixes a filter built from AS-M21 (with bgpq4, say) would allow. 2,974 IPv4 and 324 IPv6. Every one is in the IRR API.

2,974 IPv4 prefixesthe first 1,000 listed
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0/24175.103.21.0/24175.103.22.0/24175.103.23.0/24
324 IPv6 prefixes
2001:4478:1300::/402001:4478:1312::/482001:4478:1500::/402001:4478:1800::/402001:4478:1900::/402001:4478:2200::/402001:4478:5800::/392001:4478::/302001:4478::/322001:4478:ff00::/482001:4478:ff01::/482001:4479::/322001:44b8::/322001:470:26c::/482001:500:3::/482001:500:8c::/482001:500:9c::/482001:500:9d::/482001:500:9e::/472001:500:9f::/482001:550:1800::/482001:678:50::/482001:678:50::/492001:678:54::/482001:678:54::/492001:678:58::/482001:678:58::/492001:678:5c::/482001:678:5c::/492001:67c:2658::/482001:df0:214::/482001:df0:272::/482001:df0:ab00::/482001:df0:b3::/482001:df0:f800::/482001:df1:be00::/482001:df2:7d00::/482001:df2:7e00::/482001:df2:e00::/482001:df3:2e00::/482001:df3:6000::/482001:df4:5080::/482001:df4:8e80::/482001:df5:a00::/482001:df6:2400::/482400:6800::/322400:7980::/322400:88c0::/322400:9c00:1::/482400:9c00:2::/472400:9c00:2::/482400:9c00:3::/482400:9c00:4::/462400:9c00:4::/472400:9c00:4::/482400:9c00:5::/482400:9c00:6::/472400:9c00:6::/482400:9c00:7::/482400:9c00:8::/452400:9c00:8::/462400:9c00:8::/472400:9c00:8::/482400:9c00:9::/482400:9c00::/322400:9c00::/442400:9c00::/452400:9c00::/462400:9c00::/472400:9c00::/482400:9c00:a::/472400:9c00:a::/482400:9c00:b::/482400:9c00:c::/462400:9c00:c::/472400:9c00:c::/482400:9c00:d::/482400:9c00:e::/472400:9c00:e::/482400:9c00:f::/482400:bf80::/322400:fa80:1::/482400:fa80:3::/482400:fa80:4::/482400:fa80:5::/482400:fa80:6::/482400:fa80::/322400:fb80::/322401:1840::/322401:26c0::/322401:3400:2000::/362401:3400:6000::/362401:3400:9000::/362401:3400::/322401:3400:a000::/362401:38c0::/322401:4200::/322401:4200::/482401:4320::/322401:c240::/322401:df40:2::/482401:e780::/322402:1b80:3002::/482402:2f80:1::/482402:2f80:5::/482402:2f80:6::/482402:2f80:7::/482402:2f80:8::/482402:3300::/322402:3680::/322402:4280::/322402:5480::/322402:6c40:8000::/332402:6c40::/322402:6c40::/332402:8000::/322402:d680::/322402:fa00::/322403:100::/322403:1400::/322403:3100::/322403:7f00::/322403:a180::/322403:a380::/322403:cb00:300::/482403:cb00:301::/482403:cb00:302::/482403:cb00:cb00::/482403:cb00:cb01::/482403:cb00:cb02::/482403:cc00:1000::/362403:cc00:8000::/362404:2780:0:1::/642404:2780::/482404:3d00:4062::/472404:3d00:4063::/482404:b800::/322404:b980:a00::/402404:d680::/322404:fa00:1000::/362404:fa00:2000::/362404:fa00:5000::/362404:fa00::/322404:fa00::/362404:fa00::/402404:fa00:d000::/362404:fa80::/322405:3100::/322405:5000::/322405:6400::/322405:7700::/322405:7f80::/322405:b600::/322405:c400:175::/482405:c400:176::/482405:c400:1::/482405:c400:248::/482405:c400:249::/482405:c900::/322406:7300::/322406:7600:8000::/332406:7600::/322406:7600::/332406:8300:2::/482406:8300::/322406:9fc0::/322406:c500:ffd3::/482406:f400:100::/442406:f400:120::/442406:f400:130::/442406:f400:160::/442406:f400:161::/482406:f400:20::/442406:f400:40::/442406:f400:80::/442406:f400::/322406:f400::/442406:f400:b0::/442406:fc00::/322407:2f00:103::/482407:2f00::/322407:500:1000::/482407:500:100::/482407:500:167::/482407:500:1::/482407:500:2::/482407:500:3::/482407:500:4000::/342407:500:4101::/482407:500:4102::/482407:500:4103::/482407:500:4104::/482407:500:4110::/482407:500:4::/482407:500:500::/482407:500:502::/482407:500:503::/482407:500:5::/482407:500::/322407:500::/332407:500::/482407:9a80::/322407:a080:2000::/362407:a080:2000::/482407:a080:3000::/362407:a080:4000::/362407:a080:5000::/362407:a080:7000::/362407:a080::/322407:a080::/482407:c280:8005::/482407:c280:8006::/482407:c280:8007::/482407:c280:8008::/482407:c280:8009::/482407:c280:80ee::/482407:d200::/322407:d200::/482602:800:9004::/482602:800:9005::/482602:ffa0::/482602:ffb0:fff::/482607:6b80:5e::/482607:6b80:5f::/482607:6b80:60::/482607:6b80:61::/482607:6b80:62::/482607:740:41::/482620:0:22b0::/482620:0:2ee0::/482620:98:4000::/402a01:6e80:a::/482a02:2770:10::/482a02:2770:11::/482a02:2770:12::/482a02:2770:13::/482a02:2770:15::/482a02:2770:16::/482a02:2770:17::/482a02:2770:1::/482a02:2770:2::/482a02:2770:3::/482a02:2770:5::/482a02:2770:6::/482a02:2770:7::/482a02:2770:8::/482a02:2770:9::/482a02:2770::/322a02:2770::/482a02:4780:1::/482a02:4780:2::/482a02:4780:3::/482a02:4780:4::/482a02:4780:5::/482a02:4780:6::/482a02:4780::/322a02:4780::/482a02:4780:bad::/482a02:4780:dead::/482a02:6ea0:babe::/482a02:6ea0:c000::/402a02:6ea0:c100::/402a02:6ea0:c200::/402a02:6ea0:c300::/402a02:6ea0:c400::/402a02:6ea0:c500::/402a02:6ea0:c600::/402a02:6ea0:c700::/402a02:6ea0:c800::/402a02:6ea0:c900::/402a02:6ea0:ca00::/402a02:6ea0:cb00::/402a02:6ea0:cd77::/482a02:6ea0:d000::/482a03:8ac0:250::/482a04:1b00:10::/482a04:1b00:11::/482a04:1b00:12::/482a04:1b00:13::/482a04:1b00:1::/482a04:1b00:2::/482a04:1b00:3::/482a04:1b00:4::/482a04:1b00:5::/482a04:1b00:6::/482a04:1b00:7::/482a04:1b00:80::/482a04:1b00:81::/482a04:1b00:8::/482a04:1b00:9::/482a04:1b00::/482a04:1b00:a::/482a04:1b00:b::/482a04:1b00:c::/482a04:1b00:d::/482a04:1b00:e::/482a04:1b00:f::/482a04:8806::/352a04:dd83::/322a04:dd84::/322a05:b0c6:800::/402a06:1287:2900::/442a06:1287:2906::/482a06:1287:2907::/482a06:fb00:0:1::/642a06:fb00:0:2::/642a06:fb00:0:3::/642a06:fb00:0:4::/642a06:fb00:0:5::/642a06:fb00:0:6::/642a06:fb00:0:7::/642a06:fb00:0:8::/642a06:fb00:0:9::/642a06:fb00:0:a::/642a06:fb00:1::/482a06:fb00:2::/482a06:fb00:3::/482a06:fb00:4::/482a06:fb00::/292a0c:df80::/292a0d:41c0::/292a0d:41c0::/322a0d:41c7::/322a0e:1cc0:2::/48
Registries

Each registry’s copy

RADB50 membersAS Numbers for which Micron21 - AS38880 provides Transit and or DDoS mitigation services
Maintained byMAINT-AS38880
Last modified2025-08-05T12:15:43Z
MembersAS38880 AS20144 AS55845 AS393949 AS13179 AS24446 AS10105 AS134138 AS4739 AS4802 AS196752 AS24312 AS38001 AS63930 AS204179 AS61084 AS203535 AS203661 AS45780 AS10145 AS203391 AS24541 AS56087 AS24557 AS207150 AS135408 AS58950 AS17559 AS135895 AS135543 AS58915 AS136001 AS132533 AS398367 AS133480 AS45426 AS132847 AS55923 AS135332 AS397468 AS132473 AS141468 AS139737 AS140994 AS133104 AS38084 AS141002 AS55359 AS58940 AS136577
mbrs-by-refN
Used by

Sets that include AS-M21

AS-GTTCUSTAS-GTTCUST6AS-HIBERNIA-IVAS-JOINTTRANSITAS-JOINTTRANSIT-IPV6AS-MEGAPORT-RS-MELAS-MEGAPORT-RS-SYDAS-NL-IX-RSAS-OPENPEERINGAS-RETNAS-RETN6AS-SET-EDGEIX-MEL-RSAS1299:AS-TWELVE99-AP-V4AS1299:AS-TWELVE99-AP-V6AS2914:AS-EUROPEAS2914:AS-EUROPE-V6AS2914:AS-USAS2914:AS-US-V6AS5580:AS-HIBERNIA-IVAS6695:AS-DECIX-FRAAS6695:AS-DECIX-FRA-V6AS7606:AS-NSW-IXAS7606:AS-VIC-IX
Tools

Check AS-M21 live

IRR API, with prefixes