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AS219481 Krzysztof Manczak | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

Krzysztof Manczak sinlege.com

PL 2 Routes

AS Data

AS219481

AS219481 – Krzysztof Manczak

AS Number	219481
AS Name	Sinlege
Organization	Krzysztof Manczak (org-km277-ripe)
Country	PL
Website	sinlege.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2026-06-09

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Use ASN data for AS219481 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a06:9801:79c::/48	AS219481	Krzysztof Manczak	Krzysztof Manczak	~1×10²⁴
87.76.134.0/24	AS219481	Krzysztof Manczak	Sebastian Stefanek trading as MatHost.eu	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 'AS215130 - AS219547'

as-block:       AS215130 - AS219547
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:        2026-06-02T14:29:24Z
last-modified:  2026-06-02T14:29:24Z
source:         RIPE

% Information related to 'AS219481'

% Abuse contact for 'AS219481' is 'abuse@sinlege.com'

aut-num:        AS219481
as-name:        Sinlege
org:            ORG-KM277-RIPE
sponsoring-org: ORG-LCTL2-RIPE
import:         from AS214762 accept ANY
export:         to AS214762 announce AS219481
import:         from AS201132 accept ANY
export:         to AS201132 announce AS219481
admin-c:        KM10220-RIPE
tech-c:         KM10220-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         LAGRANGE-AUTO-MNT
mnt-by:         KRZYSZTOF-MANCZAK-SINLEGE-MNT
created:        2026-06-09T14:47:56Z
last-modified:  2026-06-09T14:47:56Z
source:         RIPE

organisation:   ORG-KM277-RIPE
org-name:       Krzysztof Manczak
org-type:       OTHER
address:        Gumna 2a, Kwilcz, Wielkopolska, 64-420, PL
country:        PL
reg-nr:         Not Applicable
abuse-c:        ACRO64827-RIPE
mnt-ref:        lagrange_cloud-MNT
created:        2026-06-04T14:52:05Z
last-modified:  2026-06-20T11:35:59Z
source:         RIPE # Filtered
mnt-by:         KRZYSZTOF-MANCZAK-SINLEGE-MNT

person:         Krzysztof Manczak
nic-hdl:        KM10220-RIPE
mnt-by:         KRZYSZTOF-MANCZAK-SINLEGE-MNT
created:        2026-06-04T14:49:38Z
last-modified:  2026-06-04T14:49:38Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS215130 - AS219547",
    "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" : "2026-06-02",
    "date_updated" : "2026-06-02",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS219481",
    "as_name" : "Sinlege",
    "status" : "ASSIGNED",
    "import" : [ "from AS214762 accept ANY", "from AS201132 accept ANY" ],
    "export" : [ "to AS214762 announce AS219481", "to AS201132 announce AS219481" ],
    "organization" : "ORG-KM277-RIPE",
    "sponsoring_organization" : "ORG-LCTL2-RIPE",
    "admin_contacts" : [ "KM10220-RIPE" ],
    "tech_contacts" : [ "KM10220-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "LAGRANGE-AUTO-MNT", "KRZYSZTOF-MANCZAK-SINLEGE-MNT" ],
    "date_created" : "2026-06-09",
    "date_updated" : "2026-06-09",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-KM277-RIPE",
    "name" : "Krzysztof Manczak",
    "type" : "OTHER",
    "address" : [ "Gumna 2a, Kwilcz, Wielkopolska, 64-420, PL" ],
    "street" : "Gumna",
    "city" : "Kwilcz Wielkopolska",
    "zip_code" : "64-420",
    "country" : [ "PL" ],
    "abuse_contacts" : [ "ACRO64827-RIPE" ],
    "mnt_ref" : [ "lagrange_cloud-MNT" ],
    "mnt_by" : [ "KRZYSZTOF-MANCZAK-SINLEGE-MNT" ],
    "date_created" : "2026-06-04",
    "date_updated" : "2026-06-20",
    "source" : "RIPE",
    "addressCountry" : "PL"
  },
  "administrative_contacts" : [ {
    "handle" : "KM10220-RIPE",
    "name" : "Krzysztof Manczak",
    "mnt_by" : [ "KRZYSZTOF-MANCZAK-SINLEGE-MNT" ],
    "date_created" : "2026-06-04",
    "date_updated" : "2026-06-04",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "KM10220-RIPE",
    "name" : "Krzysztof Manczak",
    "mnt_by" : [ "KRZYSZTOF-MANCZAK-SINLEGE-MNT" ],
    "date_created" : "2026-06-04",
    "date_updated" : "2026-06-04",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS201132	Mateusz Sikorski trading as MSCode	PL
AS214762	Sebastian Stefanek trading as MatHost.eu	PL

Upstreams

AS Number	Description	Country
AS214762	Sebastian Stefanek trading as MatHost.eu	PL

Frequently Asked Questions

What is ASN AS219481?

ASN AS219481 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS219481?

AS219481 is listed under Krzysztof Manczak.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.