What is ASN AS214138?

ASN AS214138 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS214138?

AS214138 is listed under Julian Kempf trading as Host Zentrum.

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.

AS214138 Julian Kempf trading as Host Zentrum

ASN Lookup Tool

Julian Kempf trading as Host Zentrum host-zentrum.de

DE 2 Routes

AS Data

AS214138

AS214138 – Julian Kempf trading as Host Zentrum

AS Number	214138
AS Name	host-zentrum
Organization	Julian Kempf trading as Host Zentrum (org-hz22-ripe)
Country	DE
Website	host-zentrum.de
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	INDIVIDUAL
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2024-09-26

ASN Intelligence API for production workflows

Use ASN data for AS214138 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a11:29c0:4d::/48	AS214138	Julian Kempf trading as Host Zentrum	Julian Kempf trading as Host Zentrum	~1×10²⁴
31.56.45.0/24	AS214138	Julian Kempf trading as Host Zentrum	Julian Kempf trading as Host Zentrum	256

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 'AS214138'

% Abuse contact for 'AS214138' is 'abuse@host-zentrum.de'

aut-num:        AS214138
as-name:        host-zentrum
org:            ORG-HZ22-RIPE
sponsoring-org: ORG-ABL21-RIPE
remarks:        --- HZ UPSTREAM ---
import:         from AS214138:AS-UPSTREAM accept ANY
export:         to AS214138:AS-UPSTREAM announce AS214138:AS-HOSTZENTRUM
remarks:        --- HZ DOWNSTREAM ---
import:         from AS214138:AS-DOWNSTREAM accept ANY
export:         to AS214138:AS-DOWNSTREAM announce AS214138
import:         from AS215649 accept ANY
export:         to AS215649 announce AS214138
admin-c:        JK16200-RIPE
tech-c:         JK16200-RIPE
tech-c:         AS49384-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         hostzentrum-MNT
created:        2024-09-26T07:36:58Z
last-modified:  2025-01-23T14:06:46Z
source:         RIPE

organisation:   ORG-HZ22-RIPE
org-name:       Julian Kempf trading as Host-Zentrum
org-type:       OTHER
address:        Albert-Schweitzer-Str. 77 76703 Kraichtal
country:        DE
abuse-c:        ACRO57494-RIPE
mnt-ref:        hostzentrum-MNT
mnt-ref:        IPXO-MNT
mnt-ref:        DIVERGENT-MNT
mnt-by:         hostzentrum-MNT
created:        2024-09-06T09:06:09Z
last-modified:  2025-01-21T21:42:22Z
source:         RIPE # Filtered

person:         Alexandros Stathakopoulos
address:        Albert-Schweitzer-Str. 77 76703 Kraichtal
phone:          +4972513252169
nic-hdl:        AS49384-RIPE
mnt-by:         hostzentrum-MNT
created:        2025-01-23T14:06:15Z
last-modified:  2025-01-23T14:06:15Z
source:         RIPE # Filtered

person:         Julian Kempf
address:        Albert-Schweitzer-Str. 77 76703 Kraichtal
phone:          +490725132521
nic-hdl:        JK16200-RIPE
mnt-by:         hostzentrum-MNT
created:        2024-09-06T09:10:55Z
last-modified:  2025-01-23T14:20:18Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.121.2 (ABERDEEN)

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" : "AS214138",
    "as_name" : "host-zentrum",
    "status" : "ASSIGNED",
    "import" : [ "from AS214138:AS-UPSTREAM accept ANY", "from AS214138:AS-DOWNSTREAM accept ANY", "from AS215649 accept ANY" ],
    "export" : [ "to AS214138:AS-UPSTREAM announce AS214138:AS-HOSTZENTRUM", "to AS214138:AS-DOWNSTREAM announce AS214138", "to AS215649 announce AS214138" ],
    "organization" : "ORG-HZ22-RIPE",
    "sponsoring_organization" : "ORG-ABL21-RIPE",
    "admin_contacts" : [ "JK16200-RIPE" ],
    "tech_contacts" : [ "JK16200-RIPE", "AS49384-RIPE" ],
    "remarks" : [ "--- HZ UPSTREAM ---", "--- HZ DOWNSTREAM ---" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "hostzentrum-MNT" ],
    "date_created" : "2024-09-26",
    "date_updated" : "2025-01-23",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-HZ22-RIPE",
    "name" : "Julian Kempf trading as Host-Zentrum",
    "type" : "OTHER",
    "address" : [ "Albert-Schweitzer-Str. 77 76703 Kraichtal" ],
    "street" : "Albert-schweitzer-str.",
    "city" : "Kraichtal",
    "zip_code" : "76703",
    "country" : [ "DE" ],
    "abuse_contacts" : [ "ACRO57494-RIPE" ],
    "mnt_ref" : [ "hostzentrum-MNT", "IPXO-MNT", "DIVERGENT-MNT" ],
    "mnt_by" : [ "hostzentrum-MNT" ],
    "date_created" : "2024-09-06",
    "date_updated" : "2025-01-21",
    "source" : "RIPE"
  },
  "administrative_contacts" : [ {
    "handle" : "JK16200-RIPE",
    "name" : "Julian Kempf",
    "address" : [ "Albert-Schweitzer-Str. 77 76703 Kraichtal" ],
    "street" : "Albert-schweitzer-str.",
    "city" : "Kraichtal",
    "zip_code" : "76703",
    "phone" : [ "+490725132521" ],
    "mnt_by" : [ "hostzentrum-MNT" ],
    "date_created" : "2024-09-06",
    "date_updated" : "2025-01-23",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "JK16200-RIPE",
    "name" : "Julian Kempf",
    "address" : [ "Albert-Schweitzer-Str. 77 76703 Kraichtal" ],
    "street" : "Albert-schweitzer-str.",
    "city" : "Kraichtal",
    "zip_code" : "76703",
    "phone" : [ "+490725132521" ],
    "mnt_by" : [ "hostzentrum-MNT" ],
    "date_created" : "2024-09-06",
    "date_updated" : "2025-01-23",
    "source" : "RIPE"
  }, {
    "handle" : "AS49384-RIPE",
    "name" : "Alexandros Stathakopoulos",
    "address" : [ "Albert-Schweitzer-Str. 77 76703 Kraichtal" ],
    "street" : "Albert-schweitzer-str.",
    "city" : "Kraichtal",
    "zip_code" : "76703",
    "phone" : [ "+4972513252169" ],
    "mnt_by" : [ "hostzentrum-MNT" ],
    "date_created" : "2025-01-23",
    "date_updated" : "2025-01-23",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS30823	aurologic GmbH	DE
AS215649	Noel David Georg trading as SN TUX	DE
AS215375	Luca Nowak	DE

Upstreams

AS Number	Description	Country
AS30823	aurologic GmbH	DE

Downstreams

AS Number	Description	Country
AS215375	Luca Nowak	DE