AS1921 — RcodeZero Anycast DNS RcodeZero Anycast DNS
AS Name: RCODEZERO-ANYCAST-SEC1-TLD
Description: RcodeZero Anycast DNS
Organization: ORG-IGFI3-RIPE
Registry: RIPE
Imports from (29)
Exports to (30)
aut-num: AS1921
as-name: RCODEZERO-ANYCAST-SEC1-TLD
descr: RcodeZero Anycast DNS
org: ORG-IGFI3-RIPE
sponsoring-org: ORG-nIBu1-RIPE
remarks: =================================================
remarks: Transit: nic.at GmbH
import: from AS30971 accept ANY
export: to AS30971 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS30971 accept ANY
mp-export: afi ipv6.unicast to AS30971 announce AS-RCODEZERO
remarks:
remarks: Transit: Cloud2 - LAX/FMT/HE
import: from AS207021 accept ANY
export: to AS207021 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS207021 accept ANY
mp-export: afi ipv6.unicast to AS207021 announce AS-RCODEZERO
remarks:
remarks: Transit: IEDR
import: from AS42310 accept ANY
export: to AS42310 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS42310 accept ANY
mp-export: afi ipv6.unicast to AS42310 announce AS-RCODEZERO
remarks:
remarks: Transit: NASK
import: from AS8308 accept ANY
export: to AS8308 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS8308 accept ANY
mp-export: afi ipv6.unicast to AS8308 announce AS-RCODEZERO
remarks:
remarks: Transit: 365 Data Centers (Atlantic Metro AS)
import: from AS29838 accept ANY
export: to AS29838 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS29838 accept ANY
mp-export: afi ipv6.unicast to AS29838 announce AS-RCODEZERO
remarks:
remarks: Transit: 365 Data Centers (Inforelay AS)
import: from AS33597 accept ANY
export: to AS33597 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS33597 accept ANY
mp-export: afi ipv6.unicast to AS33597 announce AS-RCODEZERO
remarks:
remarks: Transit: 365 Data Centers (BroadbandONE)
import: from AS19151 accept ANY
export: to AS19151 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS19151 accept ANY
mp-export: afi ipv6.unicast to AS19151 announce AS-RCODEZERO
remarks:
remarks: Transit: i3D
import: from AS49544 accept ANY
export: to AS49544 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS49544 accept ANY
mp-export: afi ipv6.unicast to AS49544 announce AS-RCODEZERO
remarks:
remarks: Transit: ANEXIA
import: from AS42473 accept ANY
export: to AS42473 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS42473 accept ANY
mp-export: afi ipv6.unicast to AS42473 announce AS-RCODEZERO
remarks:
remarks: Transit: Portlane
import: from AS42708 accept ANY
export: to AS42708 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS42708 accept ANY
mp-export: afi ipv6.unicast to AS42708 announce AS-RCODEZERO
remarks:
remarks: Transit: Vultr/Choopa
import: from AS20473 accept ANY
export: to AS20473 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS20473 accept ANY
mp-export: afi ipv6.unicast to AS20473 announce AS-RCODEZERO
remarks:
remarks: Transit: nic.br
import: from AS22548 accept ANY
export: to AS22548 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS22548 accept ANY
mp-export: afi ipv6.unicast to AS22548 announce AS-RCODEZERO
remarks:
remarks: Transit: DigitalPacific
import: from AS55803 accept ANY
export: to AS55803 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS55803 accept ANY
mp-export: afi ipv6.unicast to AS55803 announce AS-RCODEZERO
remarks:
remarks: Transit: HostVirtual
import: from AS36236 accept ANY
export: to AS36236 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS36236 accept ANY
mp-export: afi ipv6.unicast to AS36236 announce AS-RCODEZERO
remarks:
remarks: Transit: Infomaniak
import: from AS29222 accept ANY
export: to AS29222 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS29222 accept ANY
mp-export: afi ipv6.unicast to AS29222 announce AS-RCODEZERO
remarks:
remarks: Transit: LINX-AS
import: from AS5459 accept ANY
export: to AS5459 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS5459 accept ANY
mp-export: afi ipv6.unicast to AS5459 announce AS-RCODEZERO
remarks:
remarks: Transit: HE IPv6 only
mp-import: afi ipv6.unicast from AS6939 accept ANY
mp-export: afi ipv6.unicast to AS6939 announce AS-RCODEZERO
remarks:
remarks: Transit: First Colo
import: from AS44066 accept ANY
export: to AS44066 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS44066 accept ANY
mp-export: afi ipv6.unicast to AS44066 announce AS-RCODEZERO
remarks:
remarks: Transit: G-Core Labs S.A.
import: from AS199524 accept ANY
export: to AS199524 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS199524 accept ANY
mp-export: afi ipv6.unicast to AS199524 announce AS-RCODEZERO
remarks:
remarks: Transit: Cloudflare
export: to AS13335 announce AS-RCODEZERO
mp-export: afi ipv6.unicast to AS13335 announce AS-RCODEZERO
remarks:
remarks: Transit: Edgeuno
import: from AS7195 accept ANY
export: to AS7195 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS7195 accept ANY
mp-export: afi ipv6.unicast to AS7195 announce AS-RCODEZERO
remarks:
remarks: Transit: nic.hu
import: from AS12303 accept ANY
export: to AS12303 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS12303 accept ANY
mp-export: afi ipv6.unicast to AS12303 announce AS-RCODEZERO
remarks:
remarks: Transit: ScaleUp Technologies
import: from AS29014 accept ANY
export: to AS29014 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS29014 accept ANY
mp-export: afi ipv6.unicast to AS29014 announce AS-RCODEZERO
remarks:
remarks: Transit: Gigahost.no
import: from AS56655 accept ANY
export: to AS56655 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS56655 accept ANY
mp-export: afi ipv6.unicast to AS56655 announce AS-RCODEZERO
remarks:
remarks: Routeserver: Rheintal IX
import: from AS58171 accept AS-RIX-RS
export: to AS58171 announce AS-RCODEZERO
mp-import: afi ipv6.unicast from AS58171 accept AS-RIX-RS
mp-export: afi ipv6.unicast to AS58171 announce AS-RCODEZERO
remarks:
remarks: =================================================
remarks: Customer: ACOnet/Univie (Dallas)
import: from AS35052 accept AS35052
export: to AS35052 announce ANY
mp-import: afi ipv6.unicast from AS35052 accept AS35052
mp-export: afi ipv6.unicast to AS35052 announce ANY
remarks:
remarks: Customer: ACOnet/Univie (London)
import: from AS49488 accept AS49488
export: to AS49488 announce ANY
mp-import: afi ipv6.unicast from AS35052 accept AS35052
mp-export: afi ipv6.unicast to AS35052 announce ANY
remarks:
remarks: Customer: b.dns.br (Singapore)
import: from AS10906 accept AS10906
export: to AS10906 announce ANY
mp-import: afi ipv6.unicast from AS10906 accept AS10906
mp-export: afi ipv6.unicast to AS10906 announce ANY
remarks:
remarks: Customer: d.dns.br (Singapore)
import: from AS11644 accept AS11644
export: to AS11644 announce ANY
mp-import: afi ipv6.unicast from AS11644 accept AS11644
mp-export: afi ipv6.unicast to AS11644 announce ANY
remarks: =================================================
descr: e2ae41441ccec3d294d6c17d3b7d1bdde4286f12
mnt-by: RIPE-NCC-LEGACY-MNT
mnt-by: NICAT-MNT
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
status: LEGACY
created: 2002-08-21T16:07:49Z
last-modified: 2026-05-12T21:30:54Z
source: RIPE
remarks: ****************************
remarks: * THIS OBJECT IS MODIFIED
remarks: * Please note that all data that is generally regarded as personal
remarks: * data has been removed from this object.
remarks: * To view the original object, please query the RIPE Database at:
remarks: * http://www.ripe.net/whois
remarks: ****************************
Direct Membership
Macros that directly list AS1921 as a member:
AS-IEDR(2 members)
AS-NICAT(4 members)
AS-IPCOMGMBH(4 members)
AS29222:AS-INFOMANIAK6(4 members)
AS-SET-HOSTMEIN-GRIX-1(5 members)
AS10906:AS-ANYCAST(5 members)
AS-RCODEZERO(7 members)
AS-NASK-V6(7 members)
AS29222:AS-INFOMANIAK(8 members)
AS-LINX(10 members)
AS55803:AS-CUSTOMERS(10 members)
AS-SCALEUP(13 members)
AS20647:AS-CUSTOMER(23 members)
AS-ACO-IX(26 members)
AS20647:AS-IPB(28 members)
AS-IPB(29 members)
AS-NICBR-CUST(41 members)
AS-FIRSTCOLO(42 members)
AS-CTBC-CUSTOMERS59(50 members)
AS-CTBC-CUSTOMERS75(50 members)
AS-ACONET(62 members)
AS8308:AS-CUST-TRANSIT(145 members)
AS-PORTLANE(156 members)
AS-MELBICOM(190 members)
AS42476:AS-SWISSIX-CONNECTED(239 members)
AS-CDN77(329 members)
AS-EQUINIX-PE(394 members)
AS-EQUINIX-AP(430 members)
AS-EQUINIX-ME(443 members)
AS-NETMAGIC-NOK(519 members)
AS7606:AS-NSW-IX(746 members)
AS3303:AS-SWCMPEERS(783 members)
AS-SUPERLOOP-CUST(839 members)
AS7606:AS-SA-IX(1178 members)
AS7545:AS-TPGN-CUSTOMERS(1365 members)
AS1221:AS-CUSTOMERS(1500 members)
AS13335:AS-CUSTOMERS(1521 members)
AS-ANC-CUSTOMER-PROXY-REGISTER(2405 members)
AS-HWNG-DOWNSTREAMS(2599 members)
AS-E1-AUTOMATION-CUSTOMER(4656 members)
AS-TRANSROUTE-SPEC(19556 members)
AS-HURRICANEV6(20402 members)
Expanded Membership
All macros containing AS1921 (directly or via nested macros): 819
Show 100 macros
AS-IEDR(2 ASNs)
AS-IPCOMGMBH(4 ASNs)
AS-NICAT(4 ASNs)
AS-SET-HOSTMEIN-GRIX-1(5 ASNs)
AS10906:AS-ANYCAST(5 ASNs)
AS-HEANET(6 ASNs)
AS10906:AS-UPSTREAMS(6 ASNs)
AS-NASK-V6(7 ASNs)
AS-RCODEZERO(7 ASNs)
AS-LINX(10 ASNs)
AS55803:AS-CUSTOMERS(10 ASNs)
AS-SCALEUP(14 ASNs)
AS29222:AS-INFOMANIAK(19 ASNs)
AS-SET-CONOVA(23 ASNs)
AS20647:AS-CUSTOMER(23 ASNs)
AS-ACO-IX(26 ASNs)
AS-SALZBURG-AG(28 ASNs)
AS20647:AS-IPB(34 ASNs)
AS-IPB(36 ASNs)
AS-CTBC-CUSTOMERS59(50 ASNs)
AS-CTBC-CUSTOMERS75(50 ASNs)
AS-NICBR-CUST(52 ASNs)
AS-NICBR-ALL(56 ASNs)
AS-JANETPLUS(59 ASNs)
AS-JANETUS(59 ASNs)
AS-JANETEURO(62 ASNs)
AS29222:AS-INFOMANIAK6(62 ASNs)
AS-SILAT(65 ASNs)
AS-COLTIE(66 ASNs)
AS-ANEXIA(68 ASNs)
AS8220:AS-COLTIE(68 ASNs)
AS-ACONET(69 ASNs)
AS-ACONETTOLEVEL3(69 ASNs)
AS-BALCANIX-ONLY(71 ASNs)
AS-INTERACTIVE3D(71 ASNs)
AS-NETSTYLE(71 ASNs)
AS-LANCOM-GR(96 ASNs)
AS-INALAN(103 ASNs)
AS56910:AS-CUSTOMERS(104 ASNs)
AS56910:AS-TO-GRIX(104 ASNs)
AS56910:AS-TO-UPSTREAMS(104 ASNs)
AS-NETASSISTBG(106 ASNs)
AS-ITLBG(110 ASNs)
AS-31083(125 ASNs)
AS8308:AS-CUST-TRANSIT(145 ASNs)
AS8308:AS-CUSTOMERS(146 ASNs)
AS-WIND-HELLAS(147 ASNs)
AS25472:AS-TO-AIX(147 ASNs)
AS25472:AS-TO-GRIX(147 ASNs)
AS-FIRSTCOLO(160 ASNs)
AS-EOHNS-TRANSIT(162 ASNs)
AS-EOHNS(164 ASNs)
AS50869:AS-MEMBERS(164 ASNs)
AS8308:AS-NASK-COM-PCWS(166 ASNs)
AS196844:AS-NASK-COM(167 ASNs)
AS-ATDS-SERVICES(168 ASNs)
AS13004:AS-LANCOM-IXP(176 ASNs)
AS-ACONETTOVIX(185 ASNs)
AS-SANET-SIX(185 ASNs)
AS2852:AS-CESNET-NIX(185 ASNs)
AS-ACONETTOHE(187 ASNs)
AS-FORTHNET(193 ASNs)
AS-UTACUST(193 ASNs)
AS1241:AS-TO-AIX(193 ASNs)
AS-UTA(194 ASNs)
AS-EASYNETUK(213 ASNs)
AS-H3G-AUSTRIA(220 ASNs)
AS-TELE2-AT(221 ASNs)
AS-AFRICAINX-TRANSIT(226 ASNs)
AS-AFRICAINX(228 ASNs)
AS-SWISSIX(237 ASNs)
AS-SWISSIX-CONNECTED(239 ASNs)
AS42476:AS-SWISSIX-CONNECTED(239 ASNs)
AS-NEXELLENT-CUST(258 ASNs)
AS-NEXELLENT-ALL(259 ASNs)
AS-DOLPHINS(265 ASNs)
AS-IWAYCH(265 ASNs)
AS-EASYNET(376 ASNs)
AS-TECHNOCOM(376 ASNs)
AS-ROMANDIX-RS(380 ASNs)
AS-INIT7-V6-TRANSIT(381 ASNs)
AS-MAGENTA-B2B(394 ASNs)
AS-TMA(395 ASNs)
AS-RIX-RS(429 ASNs)
AS-TELEKOM(441 ASNs)
AS6424:AS-DOWNSTREAMS(445 ASNs)
AS-57344(486 ASNs)
AS-EDGOO(490 ASNs)
AS-SYNAPSECOM(510 ASNs)
AS-CABLECOM(512 ASNs)
AS-CABLECOMCH(512 ASNs)
AS-SUPERNETWORK(515 ASNs)
AS-TENET-DE-CIX-PEERS(516 ASNs)
AS-ONTELECOMS(517 ASNs)
AS41920:AS-TO-AIX(517 ASNs)
AS-COLTCH(523 ASNs)
AS8220:AS-COLTCH(527 ASNs)
AS-CYTAHELLAS(538 ASNs)
AS-TA6(602 ASNs)
AS6424:AS-EDGOO(613 ASNs)
... and 719 more
Upstream AS Paths
73 unique paths, avg length 1.9
AS Looking Glass
Upstream paths (matching graph above)
All 73 Upstream Paths
Complete list of all observed paths
AS1921 IPv4 Address Subnets (15)
| 176.97.158.0/24 | 🇦🇹 AT | NICat-anycast-net | RCODEZERO-ANYCAST-SEC2 |
| 185.102.12.0/24 | 🇦🇹 AT | nic.at and RcodeZero LINX | RCODEZERO-ANYCAST-SEC1-TLD |
| 185.167.176.0/24 | 🇦🇹 AT | ANYCAST-CLOUD_2 | RCODEZERO-ANYCAST-SEC2 |
| 185.80.188.0/24 | 🇦🇹 AT | TLDBOX-ANYCAST-1 | RCODEZERO-ANYCAST-SEC2 |
| 185.80.190.0/24 | 🇦🇹 AT | TLDBOX-ANYCAST-3 | RCODEZERO-ANYCAST-SEC2 |
| 192.174.68.0/24 | 🇦🇹 AT | NICat-anycast-net | RCODEZERO-ANYCAST-SEC2 |
| 193.227.117.0/24 | 🇦🇹 AT | RCODEZERO-ANYCAST-SEC2 | |
| 193.46.128.0/24 | 🇦🇹 AT | RcodeZero Anycast TLDDNS2 | RCODEZERO-ANYCAST-SEC2 |
| 193.46.133.0/24 | 🇦🇹 AT | RcodeZero Anycast GRE Endpoint TLDDNS | RCODEZERO-ANYCAST-SEC2 |
| 193.46.134.0/24 | 🇦🇹 AT | RcodeZero Anycast GRE Endpoint Cloud1 | RCODEZERO-ANYCAST-SEC2 |
AS1921 IPv6 Address Subnets (14)
| 2001:678:20::/48 | 🇦🇹 AT | NICat-anycast-net | RCODEZERO-ANYCAST-SEC2 |
| 2001:67c:10b8::/48 | 🇦🇹 AT | IPCOM-anycast-net | RCODEZERO-ANYCAST-SEC2 |
| 2001:67c:1bc::/48 | 🇦🇹 AT | IPCom-NET Anycast | RCODEZERO-ANYCAST-SEC2 |
| 2a02:850:ffe0::/48 | 🇦🇹 AT | RcodeZero Anycast TLDDNS2 | RCODEZERO-ANYCAST-SEC2 |
| 2a02:850:ffe5::/48 | 🇦🇹 AT | RcodeZero Anycast GRE Endpoint TLDDNS | RCODEZERO-ANYCAST-SEC2 |
| 2a02:850:ffe6::/48 | 🇦🇹 AT | RcodeZero Anycast GRE Endpoint Cloud1 | RCODEZERO-ANYCAST-SEC2 |
| 2a02:850:ffe7::/48 | 🇦🇹 AT | RcodeZero Anycast GRE Endpoint Cloud2 | RCODEZERO-ANYCAST-SEC2 |
| 2a02:850:ffff::/48 | 🇦🇹 AT | nic.at and RcodeZero LINX | RCODEZERO-ANYCAST-SEC1-TLD |
| 2a04:2b00:14cc::/48 | 🇦🇹 AT | RCODEZERO-ANYCAST-SEC2 | |
| 2a04:2b00:14dd::/48 | 🇦🇹 AT | RCODEZERO-ANYCAST-SEC2 |