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 nixxda.net

DE 5 Routes

AS Data

AS208434

AS208434 – Martin Jahn

AS Number	208434
AS Name	JAHN
Organization	Martin Jahn(org-mjv1-ripe)
Country	DE
Website	nixxda.net
Number of IPv4 Routes	0
Number of IPv6 Routes	5
ASN type	INDIVIDUAL
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:e881:6902::/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 - AS214345'

as-block:       AS208189 - AS214345
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:        2026-02-12T14:40:05Z
last-modified:  2026-02-12T14:40:05Z
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
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:  2022-12-01T17:19:26Z
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 1.121.2 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS208189 - AS214345",
    "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" : "2026-02-12",
    "date_updated" : "2026-02-12",
    "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" : "2022-12-01",
    "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
AS24482	SG.GS	SG
AS205165	Christian Dresel	DE
AS210937	Xiufeng Guo	DE
AS213151	Christian Elsen	DE
AS58057	Securebit AG	CH
AS25220	equada network GmbH	DE
AS34927	iFog GmbH	CH
AS25091	IP Max SA	CH
AS6939	Hurricane Electric LLC	US
AS51184	Fonira Telekom GmbH	AT

Upstreams

AS Number	Description	Country
AS58057	Securebit AG	CH
AS34927	iFog GmbH	CH
AS25091	IP Max SA	CH
AS6939	Hurricane Electric LLC	US
AS8298	IPng Networks GmbH	CH
AS47526	handily networks GmbH	DE
AS206499	LOCIX LIMITED	GB