ASN AS37997 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS37997?

AS37997 is listed under YTL Communications Sdn Bhd.

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.

AS37997 YTL Communications Sdn Bhd

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YTL Communications Sdn Bhd ytlcomms.my

MY 0 Routes

AS Data

AS37997

AS37997 – YTL Communications Sdn Bhd

AS Number	37997
AS Name	YTLCOMMS-MY
Organization	YTL Communications Sdn Bhd(org-ycsb1-ap)
Country	MY
Website	ytlcomms.my
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

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Raw Whois Response

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

% Information related to 'AS37888 - AS38911'

as-block:       AS37888 - AS38911
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:  2009-09-29T06:04:16Z
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 'AS37971 - AS38085'

as-block:       AS37971 - AS38085
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:  2008-09-04T06:40:26Z
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 'AS37997'

% Abuse contact for 'AS37997' is 'network@ytlcomms.my'

aut-num:        AS37997
as-name:        YTLCOMMS-MY
descr:          YTL Communications Sdn Bhd
descr:          8th Floor One Oriental Place
descr:          No 1, Jalan Hang Lekiu
country:        MY
org:            ORG-YCSB1-AP
admin-c:        YCSB1-AP
tech-c:         YCSB1-AP
abuse-c:        AY513-AP
mnt-lower:      MAINT-YTLCOMMS-MY
mnt-routes:     MAINT-YTLCOMMS-MY
mnt-by:         APNIC-HM
mnt-irt:        IRT-YTLCOMMS-MY
last-modified:  2020-11-11T03:16:45Z
source:         APNIC

irt:            IRT-YTLCOMMS-MY
address:        8th Floor, One Oriental Place, No.1 Jalan Hang Lekiu, 50100 Kuala Lumpur.
e-mail:         network@ytlcomms.my
abuse-mailbox:  network@ytlcomms.my
admin-c:        YCSB1-AP
tech-c:         YCSB1-AP
auth:           # Filtered
remarks:        network@ytlcomms.my was validated on 2025-12-29
mnt-by:         MAINT-YTLCOMMS-MY
last-modified:  2025-12-29T13:11:53Z
source:         APNIC

organisation:   ORG-YCSB1-AP
org-name:       YTL Communications Sdn Bhd
org-type:       LIR
country:        MY
address:        18th Floor, Menara YTL
address:        205, Jalan Bukit Bintang,
phone:          +60187998888
e-mail:         cne@ytlcomms.my
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:36Z
source:         APNIC

role:           ABUSE YTLCOMMSMY
country:        ZZ
address:        8th Floor, One Oriental Place, No.1 Jalan Hang Lekiu, 50100 Kuala Lumpur.
phone:          +000000000
e-mail:         network@ytlcomms.my
admin-c:        YCSB1-AP
tech-c:         YCSB1-AP
nic-hdl:        AY513-AP
remarks:        Generated from irt object IRT-YTLCOMMS-MY
remarks:        network@ytlcomms.my was validated on 2025-12-29
abuse-mailbox:  network@ytlcomms.my
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-29T13:12:26Z
source:         APNIC

role:           YTL COMMUNICATIONS SDN BHD - network administrator
address:        8th Floor, One Oriental Place, No.1 Jalan Hang Lekiu, 50100 Kuala Lumpur.
country:        MY
phone:          +603 2027 8888
fax-no:         +603 2027 8828
e-mail:         network@ytlcomms.my
admin-c:        YCSB1-AP
tech-c:         YCSB1-AP
nic-hdl:        YCSB1-AP
mnt-by:         MAINT-YTLCOMMS-MY
last-modified:  2009-11-03T23:57:11Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)