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	Prefix	Description
	81.27.84.0/24	SysLevel SAS
	2a12:8ac0::/40	SysLevel Main IPv6 Prefix
	2a12:8ac1::/32	Customers

---

Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS58057	Securebit AG	✘	✔
	AS34872	Servperso Systems	✔	✔
	AS2027	MilkyWan	✘	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS58057	Securebit AG	✔	✔
	AS34872	Servperso Systems	✔	✔
	AS2027	MilkyWan	✘	✔
	AS24482	SG.GS	✔	✔
	AS34927	iFog GmbH	✔	✔
	AS31500	Global Network Management Inc	✘	✔
	AS8888	xTom Pty Ltd	✘	✔
	AS50629	LWLcom GmbH	✘	✔
	AS6939	Hurricane Electric LLC	✔	✘
	AS52025	ParadoxNetworks Limited	✔	✔
	AS58299	Openfactory GmbH	✔	✔
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✔
	AS25091	IP-Max SA	✔	✔
	AS57344	Telehouse EAD	✔	✔
	AS24940	Hetzner Online GmbH	✔	✔
	AS41051	Freetransit Project (Openfactory GmbH)	✔	✔
	AS3214	xTom GmbH	✔	✔
	AS34549	meerfarbig GmbH & Co. KG	✔	✔
	AS42	WoodyNet, Inc.	✘	✔
	AS206499	LOCIX LIMITED	✔	✔
	AS44324	MoeDove LLC	✘	✔
	AS209898	ungleich glarus ag	✘	✔
	AS207529	LOLINYA TECHNOLOGY LTD	✘	✔
	AS42541	Fiberby ApS	✔	✔
	AS13335	Cloudflare, Inc.	✘	✔
	AS8298	IPng Networks GmbH	✔	✔
	AS51087	Bling Network Ltd	✘	✔
	AS47526	handily networks GmbH	✔	✔
	AS214915	Jan Smyrek	✔	✔
	AS199471	Marcel Straub	✔	✔
	AS34953	RelAix Networks GmbH	✔	✔
	AS48314	IP-Projects GmbH & Co. KG	✘	✔
	AS200950	Lyratris Limited	✔	✔
	AS206659	Collin Schneeweiss trading as Tievolu GbR	✘	✔
	AS200462	Lennart Seitz trading as "ETH-Services"	✔	✔
	AS47272	HYEHOST LLC	✔	✔
	AS51202	NUXOA GmbH	✘	✔
	AS212635	Jurrian van Iersel	✔	✔
	AS207960	AS207960 Cyfyngedig	✔	✔
	AS205112	PHILUNET GmbH	✘	✔
	AS56382	vServer.site LTD	✔	✔
	AS3204	xTom OU	✘	✔
	AS57883	NITAET	✘	✔
	AS57152	TEKNET VERI MERKEZI HIZMETLERI A.S.	✔	✔
	AS47689	Pudu, LLC	✔	✔
	AS51185	MainStreaming SpA	✘	✔
	AS34854	Staclar Carrier Ltd.	✔	✔
	AS212049	Jonathan Nebel	✘	✔
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✘	✔
	AS47536	PathConnect GmbH	✔	✔
	AS200242	Ember Ana	✔	✔
	AS133504	PAOCLOUD	✔	✔
	AS215787	TELE90 Telecom GmbH	✔	✔
	AS198016	Michael Kieser	✔	✔
	AS60150	area-7 IT-Services GmbH	✔	✔
	AS212123	Jori Vanneste	✔	✔
	AS213422	Peter Lehmann	✘	✔
	AS203528	Fabrizzio Jose Petrucci	✘	✔
	AS60391	Papa-Razzi Media Group A.s.b.l.	✘	✔
	AS212625	Clement Dubreuil	✘	✔
	AS215887	Serhiy Bobrov	✘	✔
	AS57050	DreamServer S.R.L.	✔	✔
	AS60326	0xDEADBEEF LTD	✘	✔
	AS60144	3W Infra B.V.	✘	✔
	AS51019	Kría Elínarbur	✔	✔
	AS197477	Moritz Mantel trading as Nerdscave	✔	✔
	AS204003	Jan-Eric Ortgies	✘	✔
	AS148971	Keibiin's Holdings Limited	✘	✔
	AS150325	TSUKUDANI NETWORK	✘	✔
	AS213576	Robert Weir	✘	✔
	AS12941	intersaar GmbH	✔	✔
	AS59900	B-IX Route Servers	✘	✔
	AS203478	Sarah Maedel	✔	✔
	AS210667	Adam Goodenough	✔	✔
	AS11967	Hop179 LLC	✔	✔
	AS48646	SDRmedia Verwaltungs GmbH	✔	✔
	AS53343	sc Network	✔	✔
	AS208814	Tilman Schaefers	✔	✔
	AS208768	Constantine Evans	✘	✔
	AS208563	CodeReactor Limited	✔	✔
	AS401835	Brass City Residences Inc.	✘	✔
	AS200676	Svens Jansons	✘	✔
	AS214022	Joseph Rawlings trading as Virtnet.bond	✘	✔
	AS210951	Josef Miegl	✘	✔
	AS49585	CoreRoute UG	✔	✔
	AS202427	Ursin Filli	✘	✔
	AS205329	Kai-Jung Chen	✔	✔
	AS200372	Lars Ewald	✘	✔
	AS213234	Hasan Berkay Cagir	✘	✔
	AS202939	Chimon Technology Ltd	✘	✔
	AS214675	Hidenori Matsuo	✘	✔
	AS207941	JITEN PATHY	✘	✔
	AS202224	Giannis Kontos	✔	✔
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS213045	Alex Delporte	✘	✔
	AS62269	Lukas Schauer	✔	✔
	AS23347	ZYC Network LLC	✘	✔
	AS215212	Sander Jeurissen	✘	✔
	AS210233	Pixinko SARL	✘	✔
	AS213605	Liu HaoRan	✘	✔
	AS209823	Enki Multimedia EURL	✘	✔
	AS212332	Agustina Sempere Ruiz trading as Thinco Telecom	✘	✔
	AS399284	luYs, Inc.	✘	✔
	AS200455	HOTARU NETWORK LTD.	✘	✔
	AS214953	Marcel Rickl	✘	✔
	AS209859	Florian Martin Esser	✘	✔
	AS207439	Korves.Net USA LLC	✔	✔
	AS202262	Lucas Ridder trading as LR Techniek	✘	✔
	AS208059	Hermann Lienstromberg	✘	✔
	AS202729	Jennifer Graul	✘	✔
	AS213430	HSIANG-LI CHAN	✔	✔
	AS211869	Nicholis du Toit	✘	✔
	AS216096	Alex Terrats Ciberseguretat SLU	✔	✔
	AS59678	SYSTEM36 LLC	✘	✔
	AS208754	XingRui Li	✘	✔
	AS212184	Prozserin Rudolf	✘	✔
	AS208016	The Infrastructure Company GmbH	✔	✔
	AS204254	Marvin Huebel	✘	✔
	AS211635	Stefan Nagel	✘	✔
	AS208753	Marco d'Angelo	✘	✔
	AS209768	white2net Srl	✘	✔
	AS47778	Sunoaki Network LLC	✘	✔
	AS60735	Konstantin Verba	✘	✔
	AS210562	WURZELLOS LLC	✘	✔
	AS214930	Alice Wyan Garcia Martin	✘	✔
	AS212120	Tom Herbers	✘	✔
	AS135103	Alex Neo	✘	✔
	AS395878	SERVOSPHERE	✔	✔
	AS213151	Christian Elsen	✘	✔
	AS208434	Martin Jahn	✘	✔
	AS47757	KORP YAZILIM VE BILGI TEKNOLOJILERI LTD. STI.	✘	✔
	AS32590	Valve Corporation	✔	✔
	AS209771	SYSN LTD	✘	✔
	AS208236	Adrian Reyer	✘	✔
	AS44822	PT GXT Network Link	✘	✔
	AS213342	Adrian Pistol	✔	✔
	AS112	AS112 Project	✘	✔
	AS216401	Marcel Koeppel	✘	✔
	AS215216	Barry Ruetten	✘	✔
	AS212483	LEVEL EIGHTY-SIX COMMUNICATIONS LTD	✘	✔
	AS209650	Wu Zhiyuan	✘	✔
	AS214646	Mira Jin Heinrich	✘	✔
	AS211688	Julius Wolff	✘	✔
	AS213449	Jann-Ole Wagenaar	✘	✔
	AS52112	Gentlent GmbH	✔	✔
	AS207036	Ariel Antigua	✘	✔
	AS62246	WJY Limited	✘	✔
	AS206125	Nicklas Yli-Länttä	✘	✔
	AS212164	Jiaxian He	✘	✔
	AS213204	Vanessa Gaube	✘	✔
	AS216182	Jorn Dullemans trading as Devcat	✘	✔
	AS199918	Wilton Arthur Poth	✘	✔
	AS216233	Lucas Neuber	✘	✔
	AS211579	Laura Hausmann	✘	✔
	AS44354	BROCK VOJKOVIC	✘	✔
	AS208976	FS IT-Systeme GmbH	✘	✔
	AS202929	Olaf Lienau	✘	✔
	AS59570	Jens Zimperfeld	✘	✔
	AS214508	Manu Braibant	✘	✔
	AS211088	Jan Ahlert	✘	✔
	AS207662	Katie Chapman	✘	✔
	AS200731	Jonathan Smith	✘	✔
	AS209022	Tschajera Limited	✘	✔
	AS205597	Christian Frost	✘	✔
	AS200078	Gao Yijia	✘	✔
	AS216441	Jakob Riepler	✘	✔
	AS205088	XIAOKANG WANG	✘	✔
	AS215168	Akos Miklos	✘	✔
	AS214172	DePowered Limited	✘	✔
	AS56662	Marcin Gondek	✘	✔
	AS212085	Alexander Bruegmann	✘	✔
	AS203062	Alexandre Roux	✘	✔
	AS211696	Jae Lo Presti	✘	✔
	AS205794	JINZE YANG	✘	✔
	AS41666	Institute for Pyrotechnical Cleaning (limited company)	✔	✘
	AS51699	NETZFABRIK	✘	✔
	AS207921	default gateway UG (haftungsbeschraenkt)	✘	✔
	AS213660	Elisa Murphy	✘	✔
	AS205036	Krzysztof Krych trading as Nakigoto	✘	✔
	AS137908	Lin Siqi	✘	✔
	AS34800	Securebit AG	✘	✔
	AS210937	Xiufeng Guo	✘	✔
	AS8489	Martin Mersberger EDV Beratung	✘	✔
	AS209864	Zhaofeng Li	✘	✔
	AS141712	luYs, Inc.	✘	✔
	AS211729	Yiming Zhang	✘	✔
	AS208505	Michael Vieira	✘	✔
	AS208709	April Faye John	✘	✔
	AS213748	Minh Nguyen	✘	✔
	AS215828	Tizian Maxime Weigt trading as "TMW Global Networks"	✘	✔
	AS215011	Matthieu Gouel	✘	✔
	AS59238	Innovative Extremist Co., Ltd.	✘	✔
	AS215563	Lukas Buttler trading as Luke IT consulting	✘	✔
	AS215207	Henrik Van Tassell	✘	✔
	AS216369	Jakob Kampichler	✘	✔
	AS49933	Alexander Karl	✘	✔
	AS210833	Florian Bauer	✘	✔
	AS205848	Dominik Pohl	✘	✔
	AS140915	Xiang Xuanchen	✘	✔
	AS12817	GeFoekoM e.V.	✘	✔
	AS39083	David Froehlich	✘	✔
	AS44620	Netlen Internet Hizmetleri Ltd. Sti.	✔	✔
	AS24013	SB Professional Services	✘	✔
	AS56758	Cr0bar Limited	✘	✔
	AS206313	Freifunk Nordwest e. V.	✘	✔
	AS207424	Max Ouwens	✘	✔
	AS213392	Tan Siewert	✘	✔
	AS215685	Maik Sussdorf	✘	✔
	AS202909	Benjamin Kuebler	✘	✔
	AS214556	Vexura UG (Haftungsbeschraenkt)	✘	✔
	AS212767	Sigfried Seldeslachts	✘	✔
	AS34924	Pankerl - Media, Florian Pankerl	✘	✔
	AS214513	Raven Catherine Zameitat	✘	✔
	AS216299	Yang Liuchang	✘	✔
	AS34641	Sarah Rossius trading as Servperso Systems	✘	✔
	AS30114	Decima LLC	✘	✔
	AS204934	InnoCrystal Co., Ltd.	✘	✔
	AS210660	CaveFox LLC	✘	✔
	AS209074	Jonas Breuer	✘	✔
	AS211275	Thomas Rogdakis	✘	✔
	AS200959	Yaoxuan Chen	✘	✔
	AS199327	Gregoire Compagnon	✘	✔
	AS209554	ISIF OU	✘	✔
	AS215855	Tomas Jonsson	✘	✔
	AS215561	Stefan Eikenbusch	✘	✔
	AS207306	Everia Oy	✘	✔
	AS205121	Oleksandr Kozlenko	✘	✔
	AS46997	Black Mesa Corporation	✘	✔
	AS205214	Hrvoje Cavrak	✘	✔
	AS211638	David Freyne	✘	✔
	AS212783	Gaetan Ferez	✘	✔
	AS214639	ITM NORD AS	✘	✔
	AS213550	Jon Radel	✘	✔
	AS211498	Calvin Caris	✘	✔
	AS205094	Tivon Haeberlein	✘	✔
	AS211581	Zion Boetzel	✘	✔
	AS207968	Raphael Peters	✘	✔
	AS58133	Lukas Mergenthaler	✘	✔
	AS213376	HERVE ROUSSEAU	✘	✔
	AS213622	Falcon FZE LLC	✘	✔
	AS212518	Robin Boucquet	✘	✔
	AS207635	Matteo Zannini	✘	✔
	AS215509	Nico Boehr	✘	✔
	AS139299	FGHRSH STUDIO	✘	✔
	AS213015	Daniel Neri	✘	✔
	AS204982	Daniel Mostertman	✘	✔
	AS51861	Eric Dorr	✘	✔
	AS151673	Chen Xinyu	✘	✔
	AS213033	Maximilian Koerkemeyer	✘	✔
	AS208549	Christian Ehrig	✘	✔
	AS211907	Benedikt Daniel Brenner	✘	✔
	AS211448	WEBCONEX SAS	✘	✔
	AS22356	Durand do Brasil Ltda	✔	✘
	AS56997	Johannes J. Jakob	✘	✔
	AS213216	LuxChan S.A R.L.-S	✘	✔
	AS214613	YANG MAN	✘	✔
	AS209185	Tim Niemeyer	✘	✔
	AS214439	Zhuhai Xiyun Cloud Technology Co., Ltd.	✘	✔
	AS212596	Bastian Schlecht	✘	✔
	AS214294	NOOB RP LTD	✘	✔
	AS215500	Isabelle Kleinheuer	✘	✔
	AS200258	Mike Bressem	✘	✔
	AS206604	Vladyslav Koba	✘	✔
	AS203888	USKVM LLC	✘	✔
	AS401401	Unredacted Inc	✘	✔
	AS31396	Juliane Holzt	✘	✔
	AS214344	Hanxun Xu	✘	✔
	AS202418	Hendrik George Koren	✘	✔
	AS213243	OZGUR EFE YILANCI	✘	✔
	AS210106	Adrian Hillmann	✘	✔
	AS215258	Jugendpresse Hessen e.V.	✘	✔
	AS210577	Tobias Manfred Wegner	✘	✔
	AS215359	Romain Neil	✘	✔
	AS210426	Liang Zhu	✘	✔
	AS204017	Laura Fuchs	✘	✔
	AS208702	Joachim Ernst	✘	✔
	AS205211	Tilen Barbiric	✘	✔
	AS209606	Beyond Orbit Ltd.	✘	✔
	AS199073	ImpleTech Limited	✘	✔
	AS197814	Malte Bittner	✘	✔
	AS212044	Sven Heim	✘	✔
	AS210349	Lurot Alexis	✘	✔
	AS26431	Happy Telecommunications LLC	✘	✔
	AS199392	SHIZHENG NIE	✘	✔
	AS199932	Tianle Shi	✘	✔
	AS212508	Lowhosting services of Davide Gennari	✔	✘
	AS59813	Konstantin Verba	✘	✔
	AS211868	Quentin Dacquet	✘	✔
	AS209533	iFog GmbH - BGPTunnel	✘	✔
	AS210076	Beat Joerg	✘	✔

aut-num:        AS57797
as-name:        SYSLEVEL
descr:          SysLevel SAS
remarks:        --
remarks:        --
remarks:        =======================
remarks:        ==== BGP Upstreams ====
remarks:        =======================
remarks:        --
remarks:        // MilkyWan
mp-import:      afi ipv4.unicast,ipv6.unicast from AS2027 action pref=200; med=400; accept ANY
mp-export:      afi ipv4.unicast,ipv6.unicast to AS2027 announce AS-SYSLEVEL
remarks:        --
remarks:        // Servperso Systems
mp-import:      afi ipv4.unicast,ipv6.unicast from AS34872 action pref=190; med=400; accept ANY
mp-export:      afi ipv4.unicast,ipv6.unicast to AS34872 announce AS-SYSLEVEL
remarks:        --
remarks:        // Securebit
mp-import:      afi ipv4.unicast,ipv6.unicast from AS58057 action pref=180; med=400; accept ANY
mp-export:      afi ipv4.unicast,ipv6.unicast to AS58057 announce AS-SYSLEVEL
remarks:        --
remarks:        =======================
remarks:        ====    IXP RS     ====
remarks:        =======================
remarks:        --
remarks:        // LocIX Dusseldorf & Frankfurt
mp-import:      afi ipv4.unicast,ipv6.unicast from AS202409 accept ANY
mp-export:      afi ipv4.unicast,ipv6.unicast to AS202409 announce AS-SYSLEVEL
remarks:        --
remarks:        // SBIX Amsterdam
mp-import:      afi ipv4.unicast,ipv6.unicast from AS56755 accept ANY
mp-export:      afi ipv4.unicast,ipv6.unicast to AS56755 announce AS-SYSLEVEL
remarks:        --
remarks:        =====================================
remarks:        Looking Glass https://lg.syslevel.net
remarks:        Member of https://ring.nlnog.net
remarks:        =====================================
remarks:        --
remarks:        AS199036 - NLNOG RING LookingGlass
mp-import:      afi ipv6.unicast from AS199036 2001:7b8:62b:1:0:d4ff:fe72:7848 accept NOT ANY
mp-export:      afi ipv6.unicast to AS199036 2001:7b8:62b:1:0:d4ff:fe72:7848 announce ANY
remarks:        --
remarks:        AS212232 - BGP.Tools LookingGlass
mp-import:      afi ipv6.unicast from AS212232 2a0c:2f07:9459::b17 accept NOT ANY
mp-export:      afi ipv6.unicast to AS212232 2a0c:2f07:9459::b17 announce ANY
remarks:        --
remarks:        --
org:            ORG-SS1267-RIPE
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         syslevel-noc-mnt
created:        2022-02-23T14:27:38Z
last-modified:  2025-12-05T14:08:16Z
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:        ****************************


organisation:   ORG-SS1267-RIPE
org-name:       SysLevel SAS
country:        FR
org-type:       LIR
address:        Dummy address for ORG-SS1267-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        SLAB-EU
mnt-ref:        syslevel-noc-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         syslevel-noc-mnt
created:        2022-02-17T13:55:15Z
last-modified:  2022-03-09T21:04:36Z
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:        ****************************

Last Update: 2025-12-22T03:25:18Z UTC

---

Member of the following AS-SETs

-	Member
RIPE	as-locix
RIPE	as-4ixp
RIPE	as-sbix-rs
RIPE	as34927:as-tunnelbroker-legacy
RIPE	as-4ixp-rs
RIPE	as-summit-systems
RIPE	as-sbag:as-nl-ams
RIPE	as211448:as-webconex
RADB	as-packet
ARIN	as917:as-customers-large
ALTDB	as34872:as-downstream-de
ALTDB	as-locix-servperso
RADB	as3214:as-filtered
RIPE	as-bgpexchange-peers
RIPE	as3214:as-filtered
RIPE	as34872:as-downstream-de
RIPE	as-locix-servperso
RADB	as-locix-servperso
RIPE	as-syslevel
ARIN	as917:as-customers
RIPE	as-misaka-customers2
RIPE	as-tbs
RIPE	as-securebit
ALTDB	as3214:as-filtered
RADB	as-hurricanev6
RIPE	as-webconex
RIPE	as-retn-actual-v4
RIPE	as-4ixpv6
RIPE	as-retn-actual-v6