What is ASN AS149045?

ASN AS149045 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS149045?

AS149045 is listed under SICLOUD INFORMATION TECHNOLOGY HONGKONG CO., 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.

AS149045 SICLOUD INFORMATION TECHNOLOGY HONGKONG CO., LIMITED

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SICLOUD INFORMATION TECHNOLOGY HONGKONG CO., LIMITED

HK 0 Routes

AS Data

AS149045

AS149045 – SICLOUD INFORMATION TECHNOLOGY HONGKONG CO., LIMITED

AS Number	149045
AS Name
Organization	SICLOUD INFORMATION TECHNOLOGY HONGKONG CO., LIMITED (org-sg11-ap)
Country	HK
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	2021-11-29

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Use ASN data for AS149045 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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Raw Whois Response

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

No match!!

Reference: WHOIS servers of RIRs
  APNIC WHOIS(whois.apnic.net)
  ARIN WHOIS(whois.arin.net)
  RIPE WHOIS(apps.db.ripe.net)
  LACNIC WHOIS(whois.lacnic.net)
  AfriNIC WHOIS(whois.afrinic.net)

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

% Information related to 'AS148794 - AS149817'

as-block:       AS148794 - AS149817
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:  2022-03-31T08:59:29Z
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 'AS149045'

% Abuse contact for 'AS149045' is 'service@mail.sicloud.hk'

aut-num:        AS149045
as-name:        SITCL-AS-AP
descr:          Silicon Cloud Global (JP)
country:        JP
org:            ORG-SG11-AP
admin-c:        SITH1-AP
tech-c:         SITH1-AP
abuse-c:        AS3248-AP
mnt-lower:      MAINT-SITCL-HK
mnt-routes:     MAINT-SITCL-HK
mnt-by:         APNIC-HM
mnt-irt:        IRT-SITCL-HK
last-modified:  2022-06-01T13:05:10Z
source:         APNIC

irt:            IRT-SITCL-HK
address:        FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD, HK HK 999077
e-mail:         service@mail.sicloud.hk
abuse-mailbox:  service@mail.sicloud.hk
admin-c:        SITH1-AP
tech-c:         SITH1-AP
auth:           # Filtered
remarks:        service@mail.sicloud.hk was validated on 2026-06-04
mnt-by:         MAINT-SITCL-HK
last-modified:  2026-06-04T06:48:22Z
source:         APNIC

organisation:   ORG-SG11-AP
org-name:       SICLOUD INFORMATION TECHNOLOGY (HONGKONG) CO., LIMITED
org-type:       LIR
country:        HK
address:        FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD
phone:          +1 (916) 898-9885
e-mail:         service@mail.sicloud.hk
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-02-16T13:06:53Z
source:         APNIC

role:           ABUSE SITCLHK
country:        ZZ
address:        FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD, HK HK 999077
phone:          +000000000
e-mail:         service@mail.sicloud.hk
admin-c:        SITH1-AP
tech-c:         SITH1-AP
nic-hdl:        AS3248-AP
remarks:        Generated from irt object IRT-SITCL-HK
remarks:        service@mail.sicloud.hk was validated on 2026-06-04
abuse-mailbox:  service@mail.sicloud.hk
mnt-by:         APNIC-ABUSE
last-modified:  2026-06-04T08:07:34Z
source:         APNIC

role:           SICLOUD INFORMATION TECHNOLOGY HONGKONG CO LIMITED administrator
address:        FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD, HK HK 999077
country:        HK
phone:          +1 (916) 898-9885
e-mail:         abuse@mail.sicloud.hk
admin-c:        SITH1-AP
tech-c:         SITH1-AP
nic-hdl:        SITH1-AP
mnt-by:         MAINT-SITCL-HK
last-modified:  2024-02-14T07:29:16Z
source:         APNIC

% Information related to 'AS148794 - AS149817'

as-block:       AS148794 - AS149817
descr:          APNIC ASN block
admin-c:        IA55-AP
tech-c:         IH123-AP
mnt-by:         MNT-APJII-ID
mnt-lower:      MNT-APJII-ID
last-modified:  2026-09-22T06:24:43Z
source:         IDNIC

role:           ID-NIC ADMINISTRATORS
address:        Indonesian Network Information Center
address:        ID-NIC
address:        Cyber Building 11th Floor
address:        Jakarta 12710
country:        ID
phone:          +62-21-52960634
fax-no:         +62-21-52960635
e-mail:         hostmaster@idnic.net
admin-c:        IH288-AP
tech-c:         IH288-AP
nic-hdl:        IA55-AP
notify:         hostmaster@idnic.net
mnt-by:         MNT-APJII-ID
last-modified:  2026-02-25T04:06:45Z
source:         IDNIC

role:           ID-NIC HOSTMASTERS
address:        Indonesian Network Information Center
address:        ID-NIC
address:        Cyber Building 11th Floor
address:        Jakarta 12710
country:        ID
phone:          +62-21-52960634
fax-no:         +62-21-52960635
e-mail:         hostmaster@idnic.net
remarks:        spam and abuse report : abuse@apjii.or.id
remarks:        technical and routing : support@apjii.or.id
remarks:        administrative request : admin@apjii.or.id
remarks:        IDNIC hostmasters role object
admin-c:        IH1-AP
tech-c:         IH1-AP
nic-hdl:        IH123-AP
notify:         hostmaster@idnic.net
mnt-by:         MNT-APJII-ID
last-modified:  2024-07-10T05:48:59Z
source:         IDNIC

% 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" : "AS148794 - AS149817",
    "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" : "2022-03-31",
    "source" : "APNIC"
  }, {
    "as_block" : "AS148794 - AS149817",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "IA55-AP" ],
    "tech_contacts" : [ "IH123-AP" ],
    "mnt_by" : [ "MNT-APJII-ID" ],
    "mnt_lower" : [ "MNT-APJII-ID" ],
    "date_updated" : "2026-09-22",
    "source" : "IDNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS149045",
    "as_name" : "SITCL-AS-AP",
    "description" : [ "Silicon Cloud Global (JP)" ],
    "country" : "JP",
    "organization" : "ORG-SG11-AP",
    "admin_contacts" : [ "SITH1-AP" ],
    "tech_contacts" : [ "SITH1-AP" ],
    "abuse_contacts" : [ "AS3248-AP" ],
    "mnt_irt" : [ "IRT-SITCL-HK" ],
    "mnt_lower" : [ "MAINT-SITCL-HK" ],
    "mnt_routes" : [ "MAINT-SITCL-HK" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2022-06-01",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-SITCL-HK",
    "address" : [ "FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD, HK HK 999077" ],
    "street" : "Nathan Road Hk Hk",
    "email" : [ "service@mail.sicloud.hk" ],
    "abuse_mailbox" : [ "service@mail.sicloud.hk" ],
    "admin_contacts" : [ "SITH1-AP" ],
    "tech_contacts" : [ "SITH1-AP" ],
    "remarks" : [ "service@mail.sicloud.hk was validated on 2026-06-04" ],
    "mnt_by" : [ "MAINT-SITCL-HK" ],
    "date_updated" : "2026-06-04",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-SG11-AP",
    "name" : "SICLOUD INFORMATION TECHNOLOGY (HONGKONG) CO., LIMITED",
    "type" : "LIR",
    "address" : [ "FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD" ],
    "street" : "Nathan Road",
    "country" : [ "HK" ],
    "email" : [ "service@mail.sicloud.hk" ],
    "phone" : [ "+1 (916) 898-9885" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-02-16",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "SITH1-AP",
    "name" : "SICLOUD INFORMATION TECHNOLOGY HONGKONG CO LIMITED administrator",
    "address" : [ "FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD, HK HK 999077" ],
    "street" : "Nathan Road Hk Hk",
    "country" : "HK",
    "email" : [ "abuse@mail.sicloud.hk" ],
    "phone" : [ "+1 (916) 898-9885" ],
    "admin_contacts" : [ "SITH1-AP" ],
    "tech_contacts" : [ "SITH1-AP" ],
    "mnt_by" : [ "MAINT-SITCL-HK" ],
    "date_updated" : "2024-02-14",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "SITH1-AP",
    "name" : "SICLOUD INFORMATION TECHNOLOGY HONGKONG CO LIMITED administrator",
    "address" : [ "FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD, HK HK 999077" ],
    "street" : "Nathan Road Hk Hk",
    "country" : "HK",
    "email" : [ "abuse@mail.sicloud.hk" ],
    "phone" : [ "+1 (916) 898-9885" ],
    "admin_contacts" : [ "SITH1-AP" ],
    "tech_contacts" : [ "SITH1-AP" ],
    "mnt_by" : [ "MAINT-SITCL-HK" ],
    "date_updated" : "2024-02-14",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AS3248-AP",
    "name" : "ABUSE SITCLHK",
    "address" : [ "FLAT 6 11/F CHEUNG HING BUILDING 540-544 NATHAN ROAD, HK HK 999077" ],
    "street" : "Nathan Road Hk Hk",
    "country" : "ZZ",
    "email" : [ "service@mail.sicloud.hk" ],
    "abuse_mailbox" : [ "service@mail.sicloud.hk" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "SITH1-AP" ],
    "tech_contacts" : [ "SITH1-AP" ],
    "remarks" : [ "Generated from irt object IRT-SITCL-HK", "service@mail.sicloud.hk was validated on 2026-06-04" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-06-04",
    "source" : "APNIC"
  } ]
}

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ASN Summary

AS149045 – SICLOUD INFORMATION TECHNOLOGY HONGKONG CO., LIMITED

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Raw Whois Response

Parsed Whois Response

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