What is ASN AS153781?

ASN AS153781 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS153781?

AS153781 is listed under Wintop Investment 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.

AS153781 Wintop Investment Limited

ASN Lookup Tool

Wintop Investment Limited wintop.com

PG 1 Routes

AS Data

AS153781

AS153781 – Wintop Investment Limited

AS Number	153781
AS Name	WIL-AS-AP
Organization	Wintop Investment Limited (org-wt8-ap)
Country	PG
Website	wintop.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	2025-04-14

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Use ASN data for AS153781 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
163.227.43.0/24	AS153781	Wintop Investment Limited	Wintop Tech	256

Raw Whois Response

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

% Information related to 'AS152890 - AS153913'

as-block:       AS152890 - AS153913
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:  2023-05-11T00:08:48Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC

% Information related to 'AS153781'

% Abuse contact for 'AS153781' is 'techsupport@wintoppng.com'

aut-num:        AS153781
as-name:        WIL-AS-AP
descr:          Wintop Investment Limited
descr:          Ahuia Street Section 57,Lot4-10,Ahuia
descr:          Street,Gordons Commercial
descr:          Centre,Gordons,Port Moresby, Papua New Guinea
country:        PG
org:            ORG-WT8-AP
admin-c:        WILA4-AP
tech-c:         WILA4-AP
mnt-by:         APNIC-HM
mnt-routes:     MAINT-WIL-PG
mnt-irt:        IRT-WIL-PG
abuse-c:        AW1278-AP
last-modified:  2025-04-14T06:32:34Z
source:         APNIC

irt:            IRT-WIL-PG
address:        Ahuia Street Section 57,Lot4-10,Ahuia, Street,Gordons Commercial, Centre,Gordons,Port Moresby, Papua New Guinea, Port Moresby NCD 1135
e-mail:         techsupport@wintoppng.com
abuse-mailbox:  techsupport@wintoppng.com
admin-c:        WILA4-AP
tech-c:         WILA4-AP
auth:           # Filtered
remarks:        techsupport@wintoppng.com was validated on 2026-05-06
mnt-by:         MAINT-WIL-PG
last-modified:  2026-05-06T01:25:28Z
source:         APNIC

organisation:   ORG-WT8-AP
org-name:       Wintop Tech
org-type:       LIR
country:        PG
address:        Ahuia Street Section 57,Lot4-10,Ahuia
address:        Street,Gordons Commercial
address:        Centre,Gordons,Port Moresby, Papua New Guinea
phone:          +6753230675
e-mail:         techsupport@wintoppng.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2025-01-14T13:10:43Z
source:         APNIC

role:           ABUSE WILPG
country:        ZZ
address:        Ahuia Street Section 57,Lot4-10,Ahuia, Street,Gordons Commercial, Centre,Gordons,Port Moresby, Papua New Guinea, Port Moresby NCD 1135
phone:          +000000000
e-mail:         techsupport@wintoppng.com
admin-c:        WILA4-AP
tech-c:         WILA4-AP
nic-hdl:        AW1278-AP
remarks:        Generated from irt object IRT-WIL-PG
remarks:        techsupport@wintoppng.com was validated on 2026-05-06
abuse-mailbox:  techsupport@wintoppng.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-05-06T01:25:42Z
source:         APNIC

role:           Wintop Investment Limited administrator
address:        Ahuia Street Section 57,Lot4-10,Ahuia, Street,Gordons Commercial, Centre,Gordons,Port Moresby, Papua New Guinea, Port Moresby NCD 1135
country:        PG
phone:          +6753230675
e-mail:         techsupport@wintoppng.com
admin-c:        WILA4-AP
tech-c:         WILA4-AP
nic-hdl:        WILA4-AP
mnt-by:         MAINT-WIL-PG
last-modified:  2025-04-09T12:30:13Z
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" : "AS152890 - AS153913",
    "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" : "2023-05-11",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS153781",
    "as_name" : "WIL-AS-AP",
    "description" : [ "Wintop Investment Limited", "Ahuia Street Section 57,Lot4-10,Ahuia", "Street,Gordons Commercial", "Centre,Gordons,Port Moresby, Papua New Guinea" ],
    "country" : "PG",
    "organization" : "ORG-WT8-AP",
    "admin_contacts" : [ "WILA4-AP" ],
    "tech_contacts" : [ "WILA4-AP" ],
    "abuse_contacts" : [ "AW1278-AP" ],
    "mnt_irt" : [ "IRT-WIL-PG" ],
    "mnt_routes" : [ "MAINT-WIL-PG" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2025-04-14",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-WIL-PG",
    "address" : [ "Ahuia Street Section 57,Lot4-10,Ahuia, Street,Gordons Commercial, Centre,Gordons,Port Moresby, Papua New Guinea, Port Moresby NCD 1135" ],
    "street" : "Ncd",
    "city" : "Port Moresby",
    "country" : "PAPUA NEW GUINEA",
    "email" : [ "techsupport@wintoppng.com" ],
    "abuse_mailbox" : [ "techsupport@wintoppng.com" ],
    "admin_contacts" : [ "WILA4-AP" ],
    "tech_contacts" : [ "WILA4-AP" ],
    "remarks" : [ "techsupport@wintoppng.com was validated on 2026-05-06" ],
    "mnt_by" : [ "MAINT-WIL-PG" ],
    "date_updated" : "2026-05-06",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-WT8-AP",
    "name" : "Wintop Tech",
    "type" : "LIR",
    "address" : [ "Ahuia Street Section 57,Lot4-10,Ahuia", "Street,Gordons Commercial", "Centre,Gordons,Port Moresby, Papua New Guinea" ],
    "street" : "Ahuia Street Section 57 Lot4-10 Ahuia Street Gordons Commercial Centre",
    "city" : "Port Moresby",
    "country" : [ "PG" ],
    "email" : [ "techsupport@wintoppng.com" ],
    "phone" : [ "+6753230675" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2025-01-14",
    "source" : "APNIC",
    "addressCountry" : "PAPUA NEW GUINEA"
  },
  "administrative_contacts" : [ {
    "handle" : "WILA4-AP",
    "name" : "Wintop Investment Limited administrator",
    "address" : [ "Ahuia Street Section 57,Lot4-10,Ahuia, Street,Gordons Commercial, Centre,Gordons,Port Moresby, Papua New Guinea, Port Moresby NCD 1135" ],
    "street" : "Ncd",
    "city" : "Port Moresby",
    "country" : "PG",
    "email" : [ "techsupport@wintoppng.com" ],
    "phone" : [ "+6753230675" ],
    "admin_contacts" : [ "WILA4-AP" ],
    "tech_contacts" : [ "WILA4-AP" ],
    "mnt_by" : [ "MAINT-WIL-PG" ],
    "date_updated" : "2025-04-09",
    "source" : "APNIC",
    "addressCountry" : "PAPUA NEW GUINEA"
  } ],
  "technical_contacts" : [ {
    "handle" : "WILA4-AP",
    "name" : "Wintop Investment Limited administrator",
    "address" : [ "Ahuia Street Section 57,Lot4-10,Ahuia, Street,Gordons Commercial, Centre,Gordons,Port Moresby, Papua New Guinea, Port Moresby NCD 1135" ],
    "street" : "Ncd",
    "city" : "Port Moresby",
    "country" : "PG",
    "email" : [ "techsupport@wintoppng.com" ],
    "phone" : [ "+6753230675" ],
    "admin_contacts" : [ "WILA4-AP" ],
    "tech_contacts" : [ "WILA4-AP" ],
    "mnt_by" : [ "MAINT-WIL-PG" ],
    "date_updated" : "2025-04-09",
    "source" : "APNIC",
    "addressCountry" : "PAPUA NEW GUINEA"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AW1278-AP",
    "name" : "ABUSE WILPG",
    "address" : [ "Ahuia Street Section 57,Lot4-10,Ahuia, Street,Gordons Commercial, Centre,Gordons,Port Moresby, Papua New Guinea, Port Moresby NCD 1135" ],
    "street" : "Ncd",
    "city" : "Port Moresby",
    "country" : "ZZ",
    "email" : [ "techsupport@wintoppng.com" ],
    "abuse_mailbox" : [ "techsupport@wintoppng.com" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "WILA4-AP" ],
    "tech_contacts" : [ "WILA4-AP" ],
    "remarks" : [ "Generated from irt object IRT-WIL-PG", "techsupport@wintoppng.com was validated on 2026-05-06" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-05-06",
    "source" : "APNIC",
    "addressCountry" : "PAPUA NEW GUINEA"
  } ]
}

Peers

AS Number	Description	Country
AS17828	PNG DATACO LIMITED	PG

Upstreams

AS Number	Description	Country
AS17828	PNG DATACO LIMITED	PG

Contacts

Email Contacts

techsupport@wintoppng.com

Abuse Contacts