// CYSO // CYSO

AS Name: CYSO-AS

Organization: ORG-CMH1-RIPE

Registry: RIPE

Imports from (6)

AS6777 AS2914 AS1299 AS3356 AS200020 AS210728

Exports to (7)

AS6777 AS-CYSO AS2914 AS1299 AS3356 AS200020 AS210728

⚠️ CIRCL BGP Security Rank: 0.0170% (position 7882)

aut-num: AS25151
org: ORG-CMH1-RIPE
as-name: CYSO-AS
remarks: AMS-ix route server
import: from AS6777 accept ANY
export: to AS6777 action community .= {6777:6777}; announce AS-CYSO
remarks: NTT
import: from AS2914 action pref=90; accept ANY
export: to AS2914 announce AS-CYSO
remarks: Telia
import: from AS1299 action pref=90; accept ANY
export: to AS1299 announce AS-CYSO
remarks: Level3
import: from AS3356 action pref=90; accept ANY
export: to AS3356 announce AS-CYSO
remarks: Nawas
import: from AS200020 action pref=90; accept ANY
export: to AS200020 announce AS-CYSO
remarks: CYSO-FRA
import: from AS210728 accept ANY
export: to AS210728 announce ANY
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
remarks: --
remarks: If you want to peer with us, mail peering@cyso.net
remarks: We do not filter our peers unless they screw up.
remarks: We use maximum-prefix filters on all peers.
remarks: --
mnt-by: CYSO-MNT
created: 2002-09-16T13:40:41Z
last-modified: 2022-05-10T15:12:16Z
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 AS25151 as a member:

AS-CYSONET(1 members)
AS-CYSO(4 members)
AS43190:AS-NLIX-PEERS(12 members)
AS50295:AS-PEERS-NLIX(20 members)
AS43190:AS-AMSIX-PEERS(31 members)
AS50295:AS-PEERS-AMSIX(40 members)
AS174:AS-COGC-026(42 members)
AS-NFORCE-NL-IX-PEERS(45 members)
AS39647:AS-PEERS-NL-IX(45 members)
AS49820:AS-AMS-IX-PEERS(52 members)
AS34968:AS-NL-IX-V6-PEERS(53 members)
AS34968:AS-NL-IX-PEERS(89 members)
AS39647:AS-PEERS-AMS-IX(110 members)
AS30781:AS-JAGUAR-PEERING-V6-AMS-IX(121 members)
AS34968:AS-AMS-IX-V6-PEERS(125 members)
AS9150:AS-PEERS-AMSIX(144 members)
AS51088:AS-PEERS-AMSIX(146 members)
AS47841:AS-OPEN-PEERING(153 members)
AS30781:AS-JAGUAR-PEERING-AMS-IX(161 members)
AS34968:AS-AMS-IX-PEERS(199 members)
AS29169:AS-PEERS4(229 members)
AS29169:AS-PEERS6(229 members)
AS-GREEN-PEERS(246 members)
AS20932:AS-PEERING(248 members)
AS-MZIMA-CUSTOMERS(268 members)
AS-SBN-IIG(393 members)
AS1200:AS-AMS-IX-PEERS(485 members)
AS-MANDA-AMSIX-PEERS-V6(559 members)
AS-MANDA-AMSIX-PEERS-V4(596 members)
AS6777:AS-AMS-IX-RS-V6(733 members)
AS6777:AS-AMS-IX-RS(802 members)
AS-HWNG-DOWNSTREAMS(2599 members)
AS-LEVEL3-ORIGINS-EU(7728 members)

Expanded Membership

All macros containing AS25151 (directly or via nested macros): 348

Show 100 macros

AS-CYSONET(1 ASNs)
AS-CYSO(4 ASNs)
AS43190:AS-NLIX-PEERS(12 ASNs)
AS50295:AS-PEERS-NLIX(20 ASNs)
AS43190:AS-AMSIX-PEERS(31 ASNs)
AS50295:AS-PEERS-AMSIX(40 ASNs)
AS174:AS-COGC-026(42 ASNs)
AS-NFORCE-NL-IX-PEERS(45 ASNs)
AS39647:AS-PEERS-NL-IX(45 ASNs)
AS49820:AS-AMS-IX-PEERS(52 ASNs)
AS34968:AS-NL-IX-V6-PEERS(53 ASNs)
AS34968:AS-NL-IX-PEERS(89 ASNs)
AS39647:AS-PEERS-AMS-IX(110 ASNs)
AS34968:AS-AMS-IX-V6-PEERS(125 ASNs)
AS9150:AS-PEERS-AMSIX(144 ASNs)
AS51088:AS-PEERS-AMSIX(146 ASNs)
AS47841:AS-OPEN-PEERING(153 ASNs)
AS34968:AS-AMS-IX-PEERS(199 ASNs)
AS29169:AS-PEERS4(229 ASNs)
AS29169:AS-PEERS6(229 ASNs)
AS-GREEN-PEERS(246 ASNs)
AS20932:AS-PEERING(248 ASNs)
AS1200:AS-AMS-IX-PEERS(485 ASNs)
AS-MANDA-AMSIX-PEERS-V6(559 ASNs)
AS-MANDA-AMSIX-PEERS-V4(596 ASNs)
AS6777:AS-AMS-IX-RS-V6(733 ASNs)
AS6777:AS-AMS-IX-RS(802 ASNs)
AS39521:AS-AMS-IX-PEERS(803 ASNs)
AS-SBN-IIG(1,494 ASNs)
AS-NBIP(1,571 ASNs)
AS-NBIP6(1,614 ASNs)
AS174:AS-COGENT(1,618 ASNs)
AS-HWNG-DOWNSTREAMS(2,598 ASNs)
AS-HWNG-CUSTOMERS(2,646 ASNs)
AS-HIGHWINDS(2,647 ASNs)
AS-HWNG-ALT(2,647 ASNs)
AS-HWNG(2,717 ASNs)
AS-4788V6(2,729 ASNs)
AS-TMNET-CUSTOMERS(2,729 ASNs)
AS-4788(2,732 ASNs)
AS-SGGS(5,288 ASNs)
AS-FALCORE-AU(5,305 ASNs)
AS-FALCORE-AU-CUST(5,305 ASNs)
AS-LEVEL3-ORIGINS-EU(7,728 ASNs)
AS-LEVELTHREEEU(7,728 ASNs)
AS-SET-SEACOM(12,587 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)
AS58453:AS-ASIAASCUST(15,313 ASNs)
AS58453:AS-CMI-ALL(18,020 ASNs)
AS-CMI-ALL(18,021 ASNs)
AS-STIX(18,626 ASNs)
AS-NOTSURFNET-PEERS(19,650 ASNs)
AS-MZIMA-CUSTOMERS(19,702 ASNs)
AS-MZIMA(19,703 ASNs)
AS-PXGLOBAL(19,703 ASNs)
AS-SEABONECUSTAS(19,767 ASNs)
AS-ARBINET-LAX-BUYERS(19,875 ASNs)
AS-XO(23,361 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-RETN-HK(26,343 ASNs)
AS-PITER-IX-FRA(27,939 ASNs)
AS-SET-STHIX-RS(28,136 ASNs)
AS-FIXO(29,811 ASNs)
AS209861:AS-PEERS(29,811 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS-DECIX-ASE(34,557 ASNs)
AS38137:AS-DECIX-ASE(34,557 ASNs)
AS-DECIX-LIS(34,749 ASNs)
AS43729:AS-DECIX-LIS(34,749 ASNs)
AS48193:AS-PITER-IX-FRA(36,250 ASNs)
AS-TORIX(37,868 ASNs)
AS-LSC-IXP-RS(38,302 ASNs)
AS-LSC-IXP(38,312 ASNs)
AS-LUCIX-RS(40,498 ASNs)
AS-STUIX(41,458 ASNs)
AS-SONIX(41,963 ASNs)
AS-IPTT(42,188 ASNs)
AS-PITER-IX(42,188 ASNs)
AS-PITERIX(42,189 ASNs)
AS-PITER-IX-MSK(42,291 ASNs)
AS49869:AS-PITER-IX-MSK(42,438 ASNs)
AS-RETN6(44,950 ASNs)
AS-ECIX-BER(45,114 ASNs)
AS-TELIANETRU-V6(45,288 ASNs)
AS1299:AS-TWELVE99-RU-V6(45,288 ASNs)
AS-ECIX-HAM(46,249 ASNs)
AS7606:AS-NSW-IX(46,591 ASNs)
AS7606:AS-ALL(47,090 ASNs)
AS-RETN(47,667 ASNs)
AS-ECIX-MUC(48,469 ASNs)
AS-ECIX-DUS(48,854 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS-ROSTELECOM(53,118 ASNs)
AS-NSKROUTESERVER(53,148 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-NIXSK-RSCLIENTS(55,989 ASNs)
... and 248 more

Upstream AS Paths

41 unique paths, avg length 1.5

AS Looking Glass

Upstream paths (matching graph above)

AS2497 → AS1299 → AS25151
AS2516 → AS1299 → AS25151
AS4181 → AS1299 → AS25151
AS150000 → AS18187 → AS1299 → AS25151
AS45352 → AS1299 → AS25151
AS52320 → AS1299 → AS25151
AS140627 → AS1299 → AS25151
AS2497 → AS2914 → AS25151
AS2500 → AS2914 → AS25151
AS142271 → AS9304 → AS2914 → AS25151
AS16552 → AS2914 → AS25151
AS38001 → AS2914 → AS25151
AS49544 → AS2914 → AS25151
AS6939 → AS3356 → AS25151
AS7594 → AS3356 → AS25151
AS32590 → AS3356 → AS25151
AS199524 → AS3356 → AS25151
AS150000 → AS6939 → AS25151
AS49544 → AS25151
AS52320 → AS25151

All 41 Upstream Paths

Complete list of all observed paths

AS1299 → AS25151
AS2497 → AS1299 → AS25151
AS2516 → AS1299 → AS25151
AS4181 → AS1299 → AS25151
AS150000 → AS18187 → AS1299 → AS25151
AS45352 → AS1299 → AS25151
AS52320 → AS1299 → AS25151
AS140627 → AS1299 → AS25151
AS2914 → AS25151
AS2497 → AS2914 → AS25151
AS2500 → AS2914 → AS25151
AS142271 → AS9304 → AS2914 → AS25151
AS16552 → AS2914 → AS25151
AS38001 → AS2914 → AS25151
AS49544 → AS2914 → AS25151
AS6939 → AS3356 → AS25151
AS7594 → AS3356 → AS25151
AS32590 → AS3356 → AS25151
AS199524 → AS3356 → AS25151
AS6057 → AS25151
AS6939 → AS25151
AS150000 → AS6939 → AS25151
AS8298 → AS25151
AS14537 → AS25151
AS24482 → AS25151
AS25091 → AS25151
AS37100 → AS25151
AS37721 → AS25151
AS38880 → AS25151
AS39120 → AS25151
AS39122 → AS25151
AS49544 → AS25151
AS51185 → AS25151
AS52320 → AS25151
AS58511 → AS25151
AS61573 → AS25151
AS63927 → AS25151
AS132337 → AS25151
AS137409 → AS25151
AS199524 → AS137409 → AS25151
AS266213 → AS262355 → AS25151

AS25151 IPv4 Address Subnets (23)

109.235.72.0/21	🇳🇱 NL	Cyso Hosting B.V. Block	CYSO-AS
37.46.136.0/21	🇳🇱 NL	Cyso Hosting B.V. Block	CYSO-AS
85.158.200.0/21	🇳🇱 NL	Cyso Hosting B.V. Block	CYSO-AS
93.94.224.0/21	🇳🇱 NL	Cyso Hosting B.V. Block	CYSO-AS
185.54.112.0/22	🇳🇱 NL	Cyso Hosting B.V. Block	CYSO-AS
185.78.196.0/22	🇳🇱 NL	Fuga	CYSO-AS
81.24.0.0/22	🇳🇱 NL		CYSO-AS
81.24.4.0/22	🇳🇱 NL		CYSO-AS
81.24.8.0/22	🇳🇱 NL		CYSO-AS
80.85.160.0/23	🇳🇱 NL		CYSO-AS