ASN AS58188 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS58188?

AS58188 is listed under Sharpstream Ltd.

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?

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AS58188 Sharpstream Ltd | IPGeolocation.io

ASN Lookup Tool

Sharpstream Ltd sharp-stream.com

GB 11 Routes

AS Data

AS58188

AS58188 – Sharpstream Ltd

AS Number	58188
AS Name	SHARPSTREAM
Organization	Sharpstream Ltd (org-sl547-ripe)
Country	GB
Website	sharp-stream.com
Number of IPv4 Routes	7
Number of IPv6 Routes	4
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2014-10-27

ASN Intelligence API for production workflows

Use ASN data for AS58188 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
91.193.247.0/24	AS58188	Sharpstream Ltd	Sharpstream Ltd	256
91.193.246.0/24	AS58188	Sharpstream Ltd	Sharpstream Ltd	256
2a0e:9ac0:5546::/48	AS58188	Sharpstream Ltd	Sharpstream Ltd	~1×10²⁴
2a0e:9ac0:5545::/48	AS58188	Sharpstream Ltd	Sharpstream Ltd	~1×10²⁴
2a0e:9ac0:5544::/48	AS58188	Sharpstream Ltd	Sharpstream Ltd	~1×10²⁴
45.136.202.0/24	AS58188	Sharpstream Ltd	Sharpstream Ltd	256
2a0e:9ac0:5547::/48	AS58188	Sharpstream Ltd	Sharpstream Ltd	~1×10²⁴
45.136.203.0/24	AS58188	Sharpstream Ltd	Sharpstream Ltd	256
91.193.244.0/22	AS58188	Sharpstream Ltd	Sharpstream Ltd	1024
91.193.244.0/24	AS58188	Sharpstream Ltd	Sharpstream Ltd	256
91.193.245.0/24	AS58188	Sharpstream Ltd	Sharpstream Ltd	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 'AS57975 - AS58367'

as-block:       AS57975 - AS58367
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:        2025-04-24T14:15:44Z
last-modified:  2025-04-24T14:15:44Z
source:         RIPE

% Information related to 'AS58188'

% Abuse contact for 'AS58188' is 'noc@sharp-stream.com'

aut-num:        AS58188
as-name:        SHARPSTREAM
org:            ORG-SL547-RIPE
import:         from AS174 accept ANY
export:         to AS174 announce AS58188
import:         from AS8714 accept ANY
export:         to AS8714 announce AS58188
import:         from AS9002 accept ANY
export:         to AS9002 announce AS58188
admin-c:        DS18069-RIPE
tech-c:         SD10688-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         uk-sharpstream-1-mnt
created:        2014-10-27T17:45:36Z
last-modified:  2023-08-29T13:24:51Z
source:         RIPE

organisation:   ORG-SL547-RIPE
org-name:       Sharpstream Ltd
country:        GB
reg-nr:         06828317
org-type:       LIR
address:        Media House, Lynch Wood
address:        PE2 6EA
address:        Peterborough
address:        UNITED KINGDOM
phone:          +448009992468
admin-c:        DS18069-RIPE
tech-c:         SD10688-RIPE
abuse-c:        AR34145-RIPE
mnt-ref:        uk-sharpstream-1-mnt
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         uk-sharpstream-1-mnt
created:        2015-11-06T13:00:54Z
last-modified:  2026-05-13T07:24:01Z
source:         RIPE # Filtered

person:         Dane Streeter
address:        1 Trafalgar Court
address:        Brighton
address:        BN1 4FB
address:        UNITED KINGDOM
phone:          +448009992468
nic-hdl:        DS18069-RIPE
mnt-by:         uk-sharpstream-1-mnt
created:        2015-11-06T13:00:53Z
last-modified:  2020-01-27T15:32:28Z
source:         RIPE

person:         SS NOC
address:        1 Trafalgar Court
address:        BN1 4FB
address:        Brighton
address:        UNITED KINGDOM
phone:          +448009992468
nic-hdl:        SD10688-RIPE
mnt-by:         uk-sharpstream-1-mnt
created:        2015-11-06T13:00:53Z
last-modified:  2020-01-27T15:31:10Z
source:         RIPE

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS57975 - AS58367",
    "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" : "2025-04-24",
    "date_updated" : "2025-04-24",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS58188",
    "as_name" : "SHARPSTREAM",
    "status" : "ASSIGNED",
    "import" : [ "from AS174 accept ANY", "from AS8714 accept ANY", "from AS9002 accept ANY" ],
    "export" : [ "to AS174 announce AS58188", "to AS8714 announce AS58188", "to AS9002 announce AS58188" ],
    "organization" : "ORG-SL547-RIPE",
    "admin_contacts" : [ "DS18069-RIPE" ],
    "tech_contacts" : [ "SD10688-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "uk-sharpstream-1-mnt" ],
    "date_created" : "2014-10-27",
    "date_updated" : "2023-08-29",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-SL547-RIPE",
    "name" : "Sharpstream Ltd",
    "type" : "LIR",
    "address" : [ "Media House, Lynch Wood", "PE2 6EA", "Peterborough", "UNITED KINGDOM" ],
    "city" : "Peterborough",
    "zip_code" : "PE2 6EA",
    "country" : [ "GB" ],
    "phone" : [ "+448009992468" ],
    "admin_contacts" : [ "DS18069-RIPE" ],
    "tech_contacts" : [ "SD10688-RIPE" ],
    "abuse_contacts" : [ "AR34145-RIPE" ],
    "mnt_ref" : [ "uk-sharpstream-1-mnt", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "uk-sharpstream-1-mnt" ],
    "date_created" : "2015-11-06",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  },
  "administrative_contacts" : [ {
    "handle" : "DS18069-RIPE",
    "name" : "Dane Streeter",
    "address" : [ "1 Trafalgar Court", "Brighton", "BN1 4FB", "UNITED KINGDOM" ],
    "street" : "Trafalgar Court",
    "city" : "Brighton",
    "zip_code" : "BN1 4FB",
    "country" : "UNITED KINGDOM",
    "phone" : [ "+448009992468" ],
    "mnt_by" : [ "uk-sharpstream-1-mnt" ],
    "date_created" : "2015-11-06",
    "date_updated" : "2020-01-27",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  } ],
  "technical_contacts" : [ {
    "handle" : "SD10688-RIPE",
    "name" : "SS NOC",
    "address" : [ "1 Trafalgar Court", "BN1 4FB", "Brighton", "UNITED KINGDOM" ],
    "street" : "Trafalgar Court",
    "city" : "Brighton",
    "zip_code" : "BN1 4FB",
    "country" : "UNITED KINGDOM",
    "phone" : [ "+448009992468" ],
    "mnt_by" : [ "uk-sharpstream-1-mnt" ],
    "date_created" : "2015-11-06",
    "date_updated" : "2020-01-27",
    "source" : "RIPE",
    "addressCountry" : "UNITED KINGDOM"
  } ]
}

Peers

AS Number	Description	Country
AS8714	For use with the LINX Route Servers	GB
AS9002	RETN Limited	GB
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US
AS213241	TECHIT.BE SRL	BE

Upstreams

AS Number	Description	Country
AS9002	RETN Limited	GB
AS174	Cogent Communications, LLC	US