What is ASN AS154392?

ASN AS154392 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS154392?

AS154392 is listed under Singapore Institute of Technology.

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.

AS154392 Singapore Institute of Technology

ASN Lookup Tool

Singapore Institute of Technology singaporetech.edu.sg

SG 1 Routes

AS Data

AS154392

AS154392 – Singapore Institute of Technology

AS Number	154392
AS Name	SIT-AS-AP
Organization	Singapore Institute of Technology (org-siot1-ap)
Country	SG
Website	singaporetech.edu.sg
Number of IPv4 Routes	0
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS154392 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2001:df5:a3c0::/48	AS154392	Singapore Institute of Technology	Singapore Institute of Technology	~1×10²⁴

Raw Whois Response

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

% Information related to 'AS153914 - AS154937'

as-block:       AS153914 - AS154937
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:  2025-04-01T05:54:59Z
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 'AS154392'

% Abuse contact for 'AS154392' is 'network-support@singaporetech.edu.sg'

aut-num:        AS154392
as-name:        SIT-AS-AP
descr:          Singapore Institute of Technology
country:        SG
org:            ORG-SIOT1-AP
admin-c:        SIOT1-AP
tech-c:         SIOT1-AP
mnt-by:         APNIC-HM
mnt-routes:     MAINT-SIT-SG
mnt-irt:        IRT-SIT-SG
mnt-lower:      MAINT-SIT-SG
abuse-c:        AS2555-AP
last-modified:  2025-11-26T07:40:07Z
source:         APNIC

irt:            IRT-SIT-SG
address:        10 Dover Drive
address:        Singapore 138683
e-mail:         network-support@singaporetech.edu.sg
abuse-mailbox:  network-support@singaporetech.edu.sg
admin-c:        SIOT1-AP
tech-c:         SIOT1-AP
auth:           # Filtered
remarks:        network-support@singaporetech.edu.sg was validated on 2026-05-04
mnt-by:         MAINT-SIT-SG
last-modified:  2026-05-04T00:34:49Z
source:         APNIC

organisation:   ORG-SIOT1-AP
org-name:       Singapore Institute of Technology
org-type:       LIR
country:        SG
address:        10 Dover Drive
phone:          +65-65921180
e-mail:         network-support@singaporetech.edu.sg
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-07-03T13:06:31Z
source:         APNIC

role:           ABUSE SITSG
country:        ZZ
address:        10 Dover Drive
address:        Singapore 138683
phone:          +000000000
e-mail:         network-support@singaporetech.edu.sg
admin-c:        SIOT1-AP
tech-c:         SIOT1-AP
nic-hdl:        AS2555-AP
remarks:        Generated from irt object IRT-SIT-SG
remarks:        network-support@singaporetech.edu.sg was validated on 2026-05-04
abuse-mailbox:  network-support@singaporetech.edu.sg
mnt-by:         APNIC-ABUSE
last-modified:  2026-05-04T00:35:28Z
source:         APNIC

role:           SINGAPORE INSTITUTE OF TECHNOLOGY - network admini
address:        10 Dover Drive
address:        Singapore 138683
country:        SG
phone:          +6565921180
e-mail:         sysadmin@singaporetech.edu.sg
admin-c:        SIOT1-AP
tech-c:         SIOT1-AP
nic-hdl:        SIOT1-AP
mnt-by:         MAINT-SIT-SG
last-modified:  2016-08-01T04:40:02Z
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" : "AS153914 - AS154937",
    "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" : "2025-04-01",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS154392",
    "as_name" : "SIT-AS-AP",
    "description" : [ "Singapore Institute of Technology" ],
    "country" : "SG",
    "organization" : "ORG-SIOT1-AP",
    "admin_contacts" : [ "SIOT1-AP" ],
    "tech_contacts" : [ "SIOT1-AP" ],
    "abuse_contacts" : [ "AS2555-AP" ],
    "mnt_irt" : [ "IRT-SIT-SG" ],
    "mnt_lower" : [ "MAINT-SIT-SG" ],
    "mnt_routes" : [ "MAINT-SIT-SG" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2025-11-26",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-SIT-SG",
    "address" : [ "10 Dover Drive", "Singapore 138683" ],
    "street" : "Dover Drive",
    "city" : "Singapore",
    "zip_code" : "138683",
    "email" : [ "network-support@singaporetech.edu.sg" ],
    "abuse_mailbox" : [ "network-support@singaporetech.edu.sg" ],
    "admin_contacts" : [ "SIOT1-AP" ],
    "tech_contacts" : [ "SIOT1-AP" ],
    "remarks" : [ "network-support@singaporetech.edu.sg was validated on 2026-05-04" ],
    "mnt_by" : [ "MAINT-SIT-SG" ],
    "date_updated" : "2026-05-04",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-SIOT1-AP",
    "name" : "Singapore Institute of Technology",
    "type" : "LIR",
    "address" : [ "10 Dover Drive" ],
    "street" : "Dover Drive",
    "country" : [ "SG" ],
    "email" : [ "network-support@singaporetech.edu.sg" ],
    "phone" : [ "+65-65921180" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-07-03",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "SIOT1-AP",
    "name" : "SINGAPORE INSTITUTE OF TECHNOLOGY - network admini",
    "address" : [ "10 Dover Drive", "Singapore 138683" ],
    "street" : "Dover Drive",
    "city" : "Singapore",
    "zip_code" : "138683",
    "country" : "SG",
    "email" : [ "sysadmin@singaporetech.edu.sg" ],
    "phone" : [ "+6565921180" ],
    "admin_contacts" : [ "SIOT1-AP" ],
    "tech_contacts" : [ "SIOT1-AP" ],
    "mnt_by" : [ "MAINT-SIT-SG" ],
    "date_updated" : "2016-08-01",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "SIOT1-AP",
    "name" : "SINGAPORE INSTITUTE OF TECHNOLOGY - network admini",
    "address" : [ "10 Dover Drive", "Singapore 138683" ],
    "street" : "Dover Drive",
    "city" : "Singapore",
    "zip_code" : "138683",
    "country" : "SG",
    "email" : [ "sysadmin@singaporetech.edu.sg" ],
    "phone" : [ "+6565921180" ],
    "admin_contacts" : [ "SIOT1-AP" ],
    "tech_contacts" : [ "SIOT1-AP" ],
    "mnt_by" : [ "MAINT-SIT-SG" ],
    "date_updated" : "2016-08-01",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AS2555-AP",
    "name" : "ABUSE SITSG",
    "address" : [ "10 Dover Drive", "Singapore 138683" ],
    "street" : "Dover Drive",
    "city" : "Singapore",
    "zip_code" : "138683",
    "country" : "ZZ",
    "email" : [ "network-support@singaporetech.edu.sg" ],
    "abuse_mailbox" : [ "network-support@singaporetech.edu.sg" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "SIOT1-AP" ],
    "tech_contacts" : [ "SIOT1-AP" ],
    "remarks" : [ "Generated from irt object IRT-SIT-SG", "network-support@singaporetech.edu.sg was validated on 2026-05-04" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-05-04",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS138608	Cloud Host Pte Ltd	SG

Upstreams

AS Number	Description	Country
AS138608	Cloud Host Pte Ltd	SG

Contacts

Email Contacts

sysadmin@singaporetech.edu.sg network-support@singaporetech.edu.sg

Abuse Contacts

network-support@singaporetech.edu.sg