
1921 RCODEZERO-ANYCAST-SEC1-TLD RcodeZero Anycast DNS, AT
Adjacency: 16 Upstream: 14 Downstream: 2
Upstream Adjacent AS list
AS44066 DE-FIRSTCOLO firstcolo.net, DE
AS3303 SWISSCOM Swisscom Switzerland Ltd, CH
AS29222 INFOMANIAK-AS, CH
AS49544 I3DNET, NL
AS37100 SEACOM-AS, MU
AS42473 AS-ANEXIA ANEXIA Internetdienstleistungs GmbH, AT
AS3741 IS, ZA
AS36236 NETACTUATE, US
AS12552 IPO-EU, SE
AS42708 PORTLANE www.portlane.com, SE
AS6939 HURRICANE, US
AS20473 AS-VULTR, US
AS56655 GIGAHOST, NO
AS5459 LINX-AS London interconnection point, GB
Downstream Adjacent AS list
AS11644 Nucleo de Inf. e Coord. do Ponto BR - NIC., BR
AS35052 AS_AT_TLD_SERVICES Vienna University, AT
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 21649 AS1921 ORIGIN Originate: 2816 /20.54 Transit: 0 /0.00 RCODEZERO-ANYCAST-SEC1-TLD RcodeZero Anycast DNS, AT
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 30827 AS1921 RCODEZERO-ANYCAST-SEC1-TLD RcodeZero Anycast 11 0 0 11 0 0.00% Prefix AS Path Aggregation Suggestion 91.237.67.0/24 6939 20473 1921 1921 1921 1921 185.80.188.0/24 49788 12552 42708 1921 1921 1921 185.80.191.0/24 2497 1299 56655 1921 1921 1921 1921 185.102.12.0/24 6939 1921 192.174.68.0/24 6939 20473 1921 1921 1921 1921 193.46.128.0/24 49788 12552 42708 1921 1921 1921 193.46.133.0/24 49788 12552 42708 1921 1921 1921 193.46.134.0/24 6939 20473 1921 1921 1921 1921 193.227.117.0/24 6939 20473 1921 1921 1921 1921 194.0.25.0/24 49788 12552 42708 1921 1921 1921 194.50.187.0/24 3303 29222 1921 1921 1921 1921
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS1921 8 More Specifics 10 Total Advertisements RCODEZERO-ANYCAST-SEC1-TLD RcodeZero Anycast DNS, AT
91.237.67.0/24 91.237.66.0/23
185.80.188.0/24 185.80.188.0/22
185.80.189.0/24 185.80.188.0/22
185.80.190.0/24 185.80.188.0/22
185.102.12.0/24 185.102.12.0/22
193.46.128.0/24 193.46.104.0/19
193.46.133.0/24 193.46.104.0/19
193.46.134.0/24 193.46.104.0/19
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 185.80.189.0/24 Announced
+ 185.80.190.0/24 Announced
whois: 402603
IANA has recorded AS1921 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS1921\n % This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
% Note: this output has been filtered.
% Information related to 'AS1921 - AS1923'
as-block: AS1921 - AS1923
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2018-11-22T15:27:14Z
last-modified: 2018-11-22T15:27:14Z
source: RIPE
% Information related to 'AS1921'
% Abuse contact for 'AS1921' is 'reports@cert.at'
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: RS3195-RIPE
admin-c: KD36
tech-c: Nto1-RIPE
status: LEGACY
created: 2002-08-21T16:07:49Z
last-modified: 2026-05-12T21:30:54Z
source: RIPE
organisation: ORG-IGFI3-RIPE
org-name: ipcom GmbH
country: AT
reg-nr: FN 257847m
org-type: OTHER
address: Karlsplatz 1/2/9, 1010 Wien, Austria
mnt-ref: NICAT-MNT
mnt-by: NICAT-MNT
admin-c: Nto1-RIPE
abuse-c: Nto1-RIPE
created: 2012-09-10T10:29:23Z
last-modified: 2026-05-19T09:35:06Z
source: RIPE # Filtered
role: NIC.at Operations Object
address: Jakob-Haringerstrasse 8
address: A-5020 Salzburg
address: Austria
phone: +43 662 4669 0
fax-no: +43 662 4669 19
admin-c: KD36
admin-c: RS3195-RIPE
tech-c: MB125
tech-c: MHO44-RIPE
tech-c: HAD45-RIPE
tech-c: KD36
tech-c: TS40375-RIPE
tech-c: FR9272-RIPE
nic-hdl: Nto1-RIPE
mnt-by: NICAT-MNT
created: 2010-02-17T17:07:26Z
last-modified: 2025-11-20T14:06:30Z
source: RIPE # Filtered
abuse-mailbox: reports@cert.at
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