undefined

AS Name: AVITI-AS

Description: Kharkov, Ukraine

Organization: ORG-AVIT1-RIPE

Registry: RIPE

Imports from (25)

AS13249 AS24688 AS15626 AS9002 AS24618 AS20850 AS29193 AS21166 AS24888 AS28825 AS34379 AS31598 AS21500 AS41825 AS44117 AS44596 AS45042 AS35320 AS47725 AS49359 AS49389 AS15772 AS197030 AS51738 AS42222

Exports to (26)

AS13249 AS24688 AS-AVITI AS15626 AS24618 AS9002 AS20850 AS29193 AS21166 AS24888 AS28825 AS34379 AS21500 AS31598 AS41825 AS44117 AS44596 AS35320 AS45042 AS47725 AS49359 AS49389 AS15772 AS197030 AS51738 AS42222

aut-num: AS21437
as-name: AVITI-AS
descr: Kharkov, Ukraine
org: ORG-AVIT1-RIPE
import: from AS13249 action pref=95; accept ANY
import: from AS24688 action pref=95; accept ANY
import: from AS15626 action pref=95; accept ANY
import: from AS9002 action pref=95; accept ANY
import: from AS24618 action pref=100; accept ANY
import: from AS20850 action pref=95; accept ANY
import: from AS29193 action pref=95; accept ANY
import: from AS21166 action pref=100; accept ANY
import: from AS24888 action pref=100; accept ANY
import: from AS28825 action pref=100; accept ANY
import: from AS34379 action pref=100; accept ANY
import: from AS31598 action pref=100; accept ANY
import: from AS21500 action pref=100; accept ANY
import: from AS41825 action pref=100; accept ANY
import: from AS44117 action pref=100; accept ANY
import: from AS44596 action pref=100; accept ANY
import: from AS45042 action pref=100; accept ANY
import: from AS35320 action pref=100; accept ANY
import: from AS47725 action pref=100; accept ANY
import: from AS49359 action pref=100; accept ANY
import: from AS49389 action pref=100; accept ANY
import: from AS15772 action pref=100; accept ANY
import: from AS197030 action pref=100; accept ANY
import: from AS51738 action pref=100; accept ANY
import: from AS42222 action pref=100; accept ANY
export: to AS13249 announce ANY
export: to AS24688 announce AS-AVITI
export: to AS15626 announce ANY
export: to AS24618 announce ANY
export: to AS9002 announce ANY
export: to AS20850 announce ANY
export: to AS29193 announce ANY
export: to AS21166 announce ANY
export: to AS24888 announce ANY
export: to AS28825 announce ANY
export: to AS34379 announce ANY
export: to AS21500 announce ANY
export: to AS31598 announce ANY
export: to AS41825 announce ANY
export: to AS44117 announce ANY
export: to AS44596 announce ANY
export: to AS35320 announce ANY
export: to AS45042 announce ANY
export: to AS47725 announce ANY
export: to AS49359 announce ANY
export: to AS49389 announce ANY
export: to AS15772 announce ANY
export: to AS197030 announce ANY
export: to AS51738 announce ANY
export: to AS42222 announce ANY
default: to AS21500 action pref=10; networks ANY
default: to AS15626 action pref=20; networks ANY
default: to AS13249 action pref=30; networks ANY
default: to AS35320 action pref=40; networks ANY
default: to AS15772 action pref=50; networks ANY
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: AVITI-MNT
created: 2001-12-10T14:01:33Z
last-modified: 2025-06-12T16:36:53Z
source: RIPE
sponsoring-org: ORG-SPEL3-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 AS21437 as a member:

AS-TNSUA-V6(8 members)
AS-TNSUA(24 members)
AS-AVITI(34 members)
AS-LEVEL3-ORIGINS-EU(7728 members)
AS-RETN-ACTUAL-V4(12045 members)
AS-TRANSROUTE-SPEC(19556 members)
AS-HURRICANE(23268 members)

Expanded Membership

All macros containing AS21437 (directly or via nested macros): 437

Show 100 macros

AS-TNSUA-V6(8 ASNs)
AS-AVITI(35 ASNs)
AS-CL-VELTON(39 ASNs)
AS-TNSUA(44 ASNs)
AS25229:AS-VALOR(54 ASNs)
AS-PITLINE(98 ASNs)
AS-PITLINE-V6(98 ASNs)
AS-KIX(108 ASNs)
AS43380:AS-NETIX(150 ASNs)
AS-KV-VL(159 ASNs)
AS-KV-VL-UA(159 ASNs)
AS-VALOR(159 ASNs)
AS-ABSET(165 ASNs)
AS-VL-IX(172 ASNs)
AS-KOMTELUA(184 ASNs)
AS-UNITED(211 ASNs)
AS-ITS6(279 ASNs)
AS-PARATUS-CUSTOMERS(471 ASNs)
AS-DL-UA(846 ASNs)
AS-WTUC(1,206 ASNs)
AS12294:AS-V6(1,235 ASNs)
AS8359:AS-UKRAINE-V6(1,235 ASNs)
AS-UARNET-CLIENTS(1,421 ASNs)
AS-ITS-CLIENTS(2,042 ASNs)
AS-ITS-CLIENTS-UA(2,044 ASNs)
AS-ITS-FIX(2,044 ASNs)
AS-FIX(2,052 ASNs)
AS-ITS-UAIX(2,081 ASNs)
AS-UARNET(2,102 ASNs)
AS-ITS(2,104 ASNs)
AS-ITS-DECIX(2,104 ASNs)
AS-ITS-GOOGLE(2,104 ASNs)
AS-ITS-WORLD(2,104 ASNs)
AS-LIX(2,105 ASNs)
AS-IPTRANSIT(2,261 ASNs)
AS21011:AS-CLIENTS(2,275 ASNs)
AS21011:AS-UA-KIEV(2,278 ASNs)
AS-SEABONECUSTNA(2,303 ASNs)
AS-ETT(2,323 ASNs)
AS-KREMENIX(2,889 ASNs)
AS-FF-TRANSIT(3,369 ASNs)
AS50263:AS-1-IX-EU-CUST(3,422 ASNs)
AS-LEVEL3-ORIGINS-EU(7,728 ASNs)
AS-LEVELTHREEEU(7,728 ASNs)
AS24748:AS-IX(8,694 ASNs)
AS-RETN-ACTUAL-V4(12,045 ASNs)
AS-FIORD(12,063 ASNs)
AS-FIORD-V6(12,063 ASNs)
AS-MTU-V6(13,582 ASNs)
AS213973:AS-BCIX(13,844 ASNs)
AS213973:AS-PARTNERS(13,844 ASNs)
AS57328:AS-DDIX(13,844 ASNs)
AS59552:AS-SON-IX-RS(13,844 ASNs)
AS-W-IX(14,497 ASNs)
AS-PITER-IX-TLL(14,528 ASNs)
AS-RED-IX-PEERS(15,552 ASNs)
AS-KRD-RS(17,283 ASNs)
AS-CN2(17,842 ASNs)
AS-WIOCC(18,067 ASNs)
AS-TRANSROUTE-SPEC(19,556 ASNs)
AS-HURRICANE(23,268 ASNs)
AS-NFON-LINX-PEERS-V4(23,268 ASNs)
AS-NFON-LINX-PEERS-V6(23,268 ASNs)
AS-XO(23,361 ASNs)
AS56507:AS-IXPMK(23,393 ASNs)
AS-TRANSROUTE(23,421 ASNs)
AS-DECIX-RIC(23,570 ASNs)
AS393752:AS-DECIX-RIC(23,570 ASNs)
AS31561:AS-MEMBERS-PAR(23,675 ASNs)
AS-SEECIX(23,696 ASNs)
AS56858:AS-SEECIX(23,696 ASNs)
AS-PITER-IX-ROV(23,906 ASNs)
AS-LAMBDA(24,056 ASNs)
AS-PITER-IX-RIGA(24,405 ASNs)
AS30781:AS-JAGUAR-PEERING-TIX(24,490 ASNs)
AS215405:AS-CONNECTED(24,530 ASNs)
AS-OHIOIX-CMH(24,548 ASNs)
AS-OHIOIX(24,587 ASNs)
AS57369:AS-ONIX(24,726 ASNs)
AS-LTTUKPEERS(24,991 ASNs)
AS-LTT(24,993 ASNs)
AS-LIXP(25,221 ASNs)
AS-SMILE(26,794 ASNs)
AS-BALT-IX(27,227 ASNs)
AS30781:AS-JAGUAR-PEERING-CIXP(27,405 ASNs)
AS-PITER-IX-FRA(27,939 ASNs)
AS4470:AS-TORIX-PEERS(27,996 ASNs)
AS4470:AS-PEERS(28,002 ASNs)
AS-LITIX(28,046 ASNs)
AS-SET-STHIX-RS(28,136 ASNs)
AS7606:AS-VIC-IX(29,635 ASNs)
AS-FIXO(29,811 ASNs)
AS209861:AS-PEERS(29,811 ASNs)
AS55176:AS-MEMBERS(29,827 ASNs)
AS-IXPLAY(30,348 ASNs)
AS-STARTNIX-EU(30,348 ASNs)
AS30781:AS-JAGUAR-PEERING-SWISS-IX(31,389 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS-KCIX-MEMBERS(32,832 ASNs)
... and 337 more

Upstream AS Paths

19 unique paths, avg length 3.2

AS Looking Glass

Upstream paths (matching graph above)

AS2497 → AS1299 → AS3326 → AS21500 → AS21437
AS140627 → AS1299 → AS3326 → AS21500 → AS21437
AS3214 → AS3326 → AS21500 → AS21437
AS32590 → AS7195 → AS3326 → AS21500 → AS21437
AS8298 → AS3326 → AS21500 → AS21437
AS8888 → AS3326 → AS21500 → AS21437
AS19151 → AS9002 → AS3326 → AS21500 → AS21437
AS13058 → AS3326 → AS21500 → AS21437
AS25091 → AS3326 → AS21500 → AS21437
AS37100 → AS3326 → AS21500 → AS21437
AS37721 → AS3326 → AS21500 → AS21437
AS49544 → AS3326 → AS21500 → AS21437
AS52320 → AS3326 → AS21500 → AS21437
AS63927 → AS3326 → AS21500 → AS21437
AS199524 → AS137409 → AS3326 → AS21500 → AS21437
AS24482 → AS21500 → AS21437
AS150000 → AS6939 → AS62206 → AS21500 → AS21437
AS209823 → AS21500 → AS21437

AS21437 IPv4 Address Subnets (10)

193.104.133.0/24	🇺🇦 UA		Rider-AS
81.17.128.0/24	🇺🇦 UA	Bigline block	AVITI-AS
81.17.131.0/24	🇺🇦 UA	Bigline block	AVITI-AS
81.17.132.0/24	🇺🇦 UA	Bigline block	AVITI-AS
81.17.133.0/24	🇺🇦 UA	Bigline block	AVITI-AS
81.17.134.0/24	🇺🇦 UA		AVITI-AS
81.17.135.0/24	🇺🇦 UA	Bigline block	AVITI-AS
81.17.136.0/24	🇺🇦 UA	Bigline block	AVITI-AS
81.17.138.0/24	🇺🇦 UA	Bigline block	AVITI-AS
81.17.139.0/24	🇺🇦 UA	Bigline block	AVITI-AS