What is ASN AS150448?

ASN AS150448 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS150448?

AS150448 is listed under Connect Managed Services UK Limited.

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.

AS150448 Connect Managed Services UK Limited

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Legacy Routes

Connect Managed Services UK Limited weconnect.tech

HK 0 Routes

AS Data

AS150448

AS150448 – Connect Managed Services UK Limited

AS Number	150448
AS Name	CMSL-AS-AP
Organization	Connect Managed Services UK Limited (org-cmsl1-ap)
Country	HK
Website	weconnect.tech
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS150448 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

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS149818 - AS150841'

as-block:       AS149818 - AS150841
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2021-10-13T00:52:11Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS150448'

% Abuse contact for 'AS150448' is 'network_abuse@weconnect.tech'

aut-num:        AS150448
as-name:        CMSL-AS-AP
descr:          Connect Managed Services (UK) Limited
country:        HK
org:            ORG-CMSL1-AP
admin-c:        CMSU1-AP
tech-c:         CMSU1-AP
abuse-c:        AC2635-AP
mnt-lower:      MAINT-CMSL-AP
mnt-routes:     MAINT-CMSL-AP
mnt-by:         APNIC-HM
mnt-irt:        IRT-CMSL-AP
last-modified:  2022-11-24T09:31:10Z
source:         APNIC

irt:            IRT-CMSL-AP
address:        5th Floor, 90 Fenchurch Street, London London EC3M 4BY
address:
e-mail:         ripe@g3ns.net
abuse-mailbox:  network_abuse@weconnect.tech
admin-c:        CMSU1-AP
tech-c:         CMSU1-AP
auth:           # Filtered
remarks:        network_abuse@weconnect.tech was validated on 2026-02-17
remarks:        ripe@g3ns.net was validated on 2026-03-03
mnt-by:         MAINT-CMSL-AP
last-modified:  2026-03-03T14:06:36Z
source:         APNIC

organisation:   ORG-CMSL1-AP
org-name:       Connect Managed Services (UK) Limited
org-type:       LIR
country:        GB
address:        5th Floor
address:        90 Fenchurch Street
phone:          +4420-7950-3200
e-mail:         ripe@g3ns.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:19:04Z
source:         APNIC

role:           ABUSE CMSLAP
country:        ZZ
address:        5th Floor, 90 Fenchurch Street, London London EC3M 4BY
address:
phone:          +000000000
e-mail:         ripe@g3ns.net
admin-c:        CMSU1-AP
tech-c:         CMSU1-AP
nic-hdl:        AC2635-AP
remarks:        Generated from irt object IRT-CMSL-AP
remarks:        network_abuse@weconnect.tech was validated on 2026-02-17
remarks:        ripe@g3ns.net was validated on 2026-03-03
abuse-mailbox:  network_abuse@weconnect.tech
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-03T14:07:14Z
source:         APNIC

role:           Connect Managed Services UK Limited administrator
address:        5th Floor, 90 Fenchurch Street, London London EC3M 4BY
country:        GB
phone:          +4420-7950-3200
e-mail:         abuse@g3ns.net
admin-c:        CMSU1-AP
tech-c:         CMSU1-AP
nic-hdl:        CMSU1-AP
mnt-by:         MAINT-CMSL-AP
last-modified:  2022-11-24T09:30:54Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS149818 - AS150841",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2021-10-13",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS150448",
    "as_name" : "CMSL-AS-AP",
    "description" : [ "Connect Managed Services (UK) Limited" ],
    "country" : "HK",
    "organization" : "ORG-CMSL1-AP",
    "admin_contacts" : [ "CMSU1-AP" ],
    "tech_contacts" : [ "CMSU1-AP" ],
    "abuse_contacts" : [ "AC2635-AP" ],
    "mnt_irt" : [ "IRT-CMSL-AP" ],
    "mnt_lower" : [ "MAINT-CMSL-AP" ],
    "mnt_routes" : [ "MAINT-CMSL-AP" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2022-11-24",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-CMSL-AP",
    "address" : [ "5th Floor, 90 Fenchurch Street, London London EC3M 4BY" ],
    "street" : "Fenchurch Street",
    "city" : "London",
    "zip_code" : "EC3M 4BY",
    "email" : [ "ripe@g3ns.net" ],
    "abuse_mailbox" : [ "network_abuse@weconnect.tech" ],
    "admin_contacts" : [ "CMSU1-AP" ],
    "tech_contacts" : [ "CMSU1-AP" ],
    "remarks" : [ "network_abuse@weconnect.tech was validated on 2026-02-17", "ripe@g3ns.net was validated on 2026-03-03" ],
    "mnt_by" : [ "MAINT-CMSL-AP" ],
    "date_updated" : "2026-03-03",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-CMSL1-AP",
    "name" : "Connect Managed Services (UK) Limited",
    "type" : "LIR",
    "address" : [ "5th Floor", "90 Fenchurch Street" ],
    "street" : "Fenchurch Street",
    "country" : [ "GB" ],
    "email" : [ "ripe@g3ns.net" ],
    "phone" : [ "+4420-7950-3200" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "CMSU1-AP",
    "name" : "Connect Managed Services UK Limited administrator",
    "address" : [ "5th Floor, 90 Fenchurch Street, London London EC3M 4BY" ],
    "street" : "Fenchurch Street",
    "city" : "London",
    "zip_code" : "EC3M 4BY",
    "country" : "GB",
    "email" : [ "abuse@g3ns.net" ],
    "phone" : [ "+4420-7950-3200" ],
    "admin_contacts" : [ "CMSU1-AP" ],
    "tech_contacts" : [ "CMSU1-AP" ],
    "mnt_by" : [ "MAINT-CMSL-AP" ],
    "date_updated" : "2022-11-24",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "CMSU1-AP",
    "name" : "Connect Managed Services UK Limited administrator",
    "address" : [ "5th Floor, 90 Fenchurch Street, London London EC3M 4BY" ],
    "street" : "Fenchurch Street",
    "city" : "London",
    "zip_code" : "EC3M 4BY",
    "country" : "GB",
    "email" : [ "abuse@g3ns.net" ],
    "phone" : [ "+4420-7950-3200" ],
    "admin_contacts" : [ "CMSU1-AP" ],
    "tech_contacts" : [ "CMSU1-AP" ],
    "mnt_by" : [ "MAINT-CMSL-AP" ],
    "date_updated" : "2022-11-24",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AC2635-AP",
    "name" : "ABUSE CMSLAP",
    "address" : [ "5th Floor, 90 Fenchurch Street, London London EC3M 4BY" ],
    "street" : "Fenchurch Street",
    "city" : "London",
    "zip_code" : "EC3M 4BY",
    "country" : "ZZ",
    "email" : [ "ripe@g3ns.net" ],
    "abuse_mailbox" : [ "network_abuse@weconnect.tech" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "CMSU1-AP" ],
    "tech_contacts" : [ "CMSU1-AP" ],
    "remarks" : [ "Generated from irt object IRT-CMSL-AP", "network_abuse@weconnect.tech was validated on 2026-02-17", "ripe@g3ns.net was validated on 2026-03-03" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-03-03",
    "source" : "APNIC"
  } ]
}

ASN Lookup Tool

ASN Summary

AS150448 – Connect Managed Services UK Limited

ASN Intelligence API for production workflows

Raw Whois Response

Parsed Whois Response

Ready to get started?Get Started with IP Intelligence API Today

Frequently Asked Questions