What is ASN AS208434?

ASN AS208434 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS208434?

AS208434 is listed under Martin Jahn.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS208434 Martin Jahn | IPGeolocation.io

ASN Lookup Tool

Martin Jahn martinjahn.co.uk

DE 6 Routes

AS Data

AS208434

AS208434 – Martin Jahn

AS Number	208434
AS Name	JAHN
Organization	Martin Jahn (org-mjv1-ripe)
Country	DE
Website	martinjahn.co.uk
Number of IPv4 Routes	0
Number of IPv6 Routes	6
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2019-08-05

ASN Intelligence API for production workflows

Use ASN data for AS208434 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a06:e881:6900::/48	AS208434	Martin Jahn	Martin Jahn	~1×10²⁴
2a06:e881:6903::/48	AS208434	Martin Jahn	E Werk Event & Service GmbH	~1×10²⁴
2a06:e881:6902::/48	AS208434	Martin Jahn	Martin Jahn	~1×10²⁴
2a06:e881:6901::/48	AS208434	Martin Jahn	E Werk Kulturzentrum GmbH	~1×10²⁴
2a06:e881:690f::/48	AS208434	Martin Jahn	Martin Jahn	~1×10²⁴
2a06:e881:690c::/48	AS208434	Martin Jahn	Martin Jahn	~1×10²⁴

Raw Whois Response

% 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.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS208189 - AS208883'

as-block:       AS208189 - AS208883
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:        2026-07-13T14:17:33Z
last-modified:  2026-07-13T14:17:33Z
source:         RIPE

% Information related to 'AS208434'

% Abuse contact for 'AS208434' is 'martin.jahn@nixxda.net'

aut-num:        AS208434
as-name:        JAHN
org:            ORG-MJV1-RIPE
mp-import:      afi ipv6.unicast from AS6939 accept ANY
mp-export:      afi ipv6.unicast to AS6939 announce AS-MJVT
mp-import:      afi ipv6.unicast from AS205165 accept ANY
mp-export:      afi ipv6.unicast to AS205165 announce AS-MJVT
mp-import:      afi ipv6.unicast from AS34927 accept ANY
mp-export:      afi ipv6.unicast to AS34927 announce AS-MJVT
mp-import:      afi ipv6.unicast from AS58057 accept ANY
mp-export:      afi ipv6.unicast to AS58057 announce AS-MJVT
mp-import:      afi ipv6.unicast from AS47526 accept ANY
mp-export:      afi ipv6.unicast to AS47526 announce AS-MJVT
admin-c:        MJ83937-RIPE
tech-c:         MJ83937-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         nixxda-NOC
created:        2019-08-05T10:17:31Z
last-modified:  2026-01-16T16:06:01Z
source:         RIPE
sponsoring-org: ORG-PMTA6-RIPE

organisation:   ORG-MJV1-RIPE
tech-c:         MJ83937-RIPE
admin-c:        MJ83937-RIPE
org-name:       Martin Jahn
country:        DE
reg-nr:         Not Applicable
org-type:       OTHER
address:        Helmut-Anzeneder-Stra�e 28, 91052 Erlangen, Germany
abuse-c:        ACRO25519-RIPE
mnt-ref:        SSRM-NOC-MNT
mnt-by:         nixxda-NOC
created:        2019-06-28T20:59:39Z
last-modified:  2026-05-13T05:30:19Z
source:         RIPE # Filtered

person:         Martin Jahn
address:        Helmut-Anzeneder-Stra�e 28
address:        91052 Erlangen
address:        Germany
phone:          +4915170020321
nic-hdl:        MJ83937-RIPE
mnt-by:         nixxda-NOC
created:        2019-06-28T20:47:01Z
last-modified:  2021-03-10T12:52:41Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (DEXTER)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS208189 - AS208883",
    "description" : [ "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" ],
    "date_created" : "2026-07-13",
    "date_updated" : "2026-07-13",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS208434",
    "as_name" : "JAHN",
    "status" : "ASSIGNED",
    "mp_import" : [ "afi ipv6.unicast from AS6939 accept ANY", "afi ipv6.unicast from AS205165 accept ANY", "afi ipv6.unicast from AS34927 accept ANY", "afi ipv6.unicast from AS58057 accept ANY", "afi ipv6.unicast from AS47526 accept ANY" ],
    "mp_export" : [ "afi ipv6.unicast to AS6939 announce AS-MJVT", "afi ipv6.unicast to AS205165 announce AS-MJVT", "afi ipv6.unicast to AS34927 announce AS-MJVT", "afi ipv6.unicast to AS58057 announce AS-MJVT", "afi ipv6.unicast to AS47526 announce AS-MJVT" ],
    "organization" : "ORG-MJV1-RIPE",
    "sponsoring_organization" : "ORG-PMTA6-RIPE",
    "admin_contacts" : [ "MJ83937-RIPE" ],
    "tech_contacts" : [ "MJ83937-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "nixxda-NOC" ],
    "date_created" : "2019-08-05",
    "date_updated" : "2026-01-16",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-MJV1-RIPE",
    "name" : "Martin Jahn",
    "type" : "OTHER",
    "address" : [ "Helmut-Anzeneder-Stra?e 28, 91052 Erlangen, Germany" ],
    "city" : "Erlangen",
    "zip_code" : "91052",
    "country" : [ "DE" ],
    "admin_contacts" : [ "MJ83937-RIPE" ],
    "tech_contacts" : [ "MJ83937-RIPE" ],
    "abuse_contacts" : [ "ACRO25519-RIPE" ],
    "mnt_ref" : [ "SSRM-NOC-MNT" ],
    "mnt_by" : [ "nixxda-NOC" ],
    "date_created" : "2019-06-28",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  },
  "administrative_contacts" : [ {
    "handle" : "MJ83937-RIPE",
    "name" : "Martin Jahn",
    "address" : [ "Helmut-Anzeneder-Stra?e 28", "91052 Erlangen", "Germany" ],
    "city" : "Erlangen",
    "zip_code" : "91052",
    "country" : "GERMANY",
    "phone" : [ "+4915170020321" ],
    "mnt_by" : [ "nixxda-NOC" ],
    "date_created" : "2019-06-28",
    "date_updated" : "2021-03-10",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ],
  "technical_contacts" : [ {
    "handle" : "MJ83937-RIPE",
    "name" : "Martin Jahn",
    "address" : [ "Helmut-Anzeneder-Stra?e 28", "91052 Erlangen", "Germany" ],
    "city" : "Erlangen",
    "zip_code" : "91052",
    "country" : "GERMANY",
    "phone" : [ "+4915170020321" ],
    "mnt_by" : [ "nixxda-NOC" ],
    "date_created" : "2019-06-28",
    "date_updated" : "2021-03-10",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ]
}

Peers

AS Number	Description	Country
AS213768	Thomas Neumann	DE
AS205794	JINZE YANG	CN
AS25220	equada network GmbH	DE
AS58057	Securebit AG	CH
AS20932	Service Telecom	CH
AS208694	LEON AARON TIEKOETTER	DE
AS208733	Erick Hoffmann	DE
AS201398	Guwin Universal Services LLC	US
AS210074	Sebastiaan Dingemans	NL
AS37468	Angola Cables	AO
AS14907	Wikimedia Foundation Inc.	US
AS58511	Anycast Holdings Pty Ltd	AU
AS64475	Freifunk Frankfurt am Main e.V.	DE
AS213576	Robert Weir	IE
AS212123	Red Panda Network	BE
AS133504	PAOCLOUD CO., LTD.	TH
AS60326	0xDEADBEEF LTD	SC
AS205165	Christian Dresel	DE
AS12859	BIT BV	NL
AS209533	iFog GmbH	CH
AS211509	Rudakov Ihor	UA
AS199918	Wilton Arthur Poth	DE
AS32590	Valve Corporation	US
AS204085	DisPaisy Enterprises Projects	IT
AS215216	Barry Ruetten	NL
AS8801	Rocket Fibre Ltd	GB
AS210578	Niels Groenewegen trading as NeNet	NL
AS41666	openfactory nordic oy trading as Institute for Pyrotechnical Cleaning	FI
AS218569	Viktor Nesmeianov	RU
AS201623	Quenten Thye Schoonderwoerd	NL
AS47526	handily networks GmbH	DE
AS8283	Netwerkvereniging Coloclue	NL
AS209090	Association Stolon	FR
AS201853	Sophie Raven Tauchert	DE
AS209823	Enki Multimedia EURL	FR
AS8298	IPng Networks GmbH	CH
AS44620	Netlen Internet Hizmetleri Ltd. Sti.	TR
AS205103	Telegraph42 Management GmbH	DE
AS34019	Hivane Association	FR
AS52025	ParadoxNetworks Limited	GB
AS51202	NUXOA GmbH	DE
AS3212	Telemach Slovenija d.o.o.	SI
AS37100	SEACOM Limited	MU
AS24940	Hetzner Online GmbH	DE
AS398447	OHANACRAFT, LLC	US
AS60539	Huicast Telecom Limited	HK
AS52075	Wifirst S.A.S.	FR
AS41051	FREETRANSIT Project	CH
AS9423	ServerKing.io, LLC	US
AS402919	Nyallo Informatique	CA
AS204092	Association GRIFON	FR
AS44324	MoeDove LLC	US
AS199518	Gregory Shapiro	US
AS12198	JSMSR Network	US
AS216182	Jorn Dullemans trading as Devcat	NL
AS42541	Fiberby ApS	DK
AS49544	i3D.net B.V	NL
AS62167	Tismi BV	NL
AS9299	Philippine Long Distance Telephone Co.	PH
AS48185	team.blue NV	BE

Upstreams

AS Number	Description	Country
AS205103	Telegraph42 Management GmbH	DE
AS205794	JINZE YANG	CN
AS209090	Association Stolon	FR
AS211509	Rudakov Ihor	UA
AS209022	Tschajera Limited	GB
AS34927	iFog GmbH	CH
AS29632	Netassist International EOOD	BG
AS39351	31173 Services AB	SE
AS29075	IELO LIAZO SERVICES SAS	FR
AS6939	Hurricane Electric LLC	US
AS48646	SDRmedia Verwaltungs GmbH	DE
AS47526	handily networks GmbH	DE