ASN AS55545 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55545?

AS55545 is listed under Suranaree University 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?

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AS55545 Suranaree University of Technology

ASN Lookup Tool

Suranaree University of Technology sut.ac.th

TH 16 Routes

AS Data

AS55545

AS55545 – Suranaree University of Technology

AS Number	55545
AS Name	SUT-AS-AP
Organization	Suranaree University of Technology (org-suot4-ap)
Country	TH
Website	sut.ac.th
Number of IPv4 Routes	15
Number of IPv6 Routes	1
ASN type	EDUCATION
Registry	APNIC
Date Allocated	N/A

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
203.158.5.0/24	AS55545	Suranaree University of Technology	SUT	256
203.158.0.0/24	AS55545	Suranaree University of Technology	SUT	256
202.28.41.0/24	AS55545	Suranaree University of Technology	Office of Info.Tech. Admin. for Educational Development	256
58.97.61.0/24	AS55545	Suranaree University of Technology	Fix ip for corporate customer	256
203.158.3.0/24	AS55545	Suranaree University of Technology	SUT	256
203.158.1.0/24	AS55545	Suranaree University of Technology	SUT	256
203.158.7.0/24	AS55545	Suranaree University of Technology	SUT	256
202.28.43.0/24	AS55545	Suranaree University of Technology	Office of Info.Tech. Admin. for Educational Development	256
2001:3c8:c301::/48	AS55545	Suranaree University of Technology	Office of Info.Tech. Admin. for Educational Development	~1×10²⁴
202.21.140.0/24	AS55545	Suranaree University of Technology	SUT	256

Raw Whois Response

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

% Information related to 'AS55296 - AS56319'

as-block:       AS55296 - AS56319
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:  2009-09-03T01:15:30Z
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 'AS55545'

% Abuse contact for 'AS55545' is 'noc@uni.net.th'

aut-num:        AS55545
as-name:        SUT-AS-AP
descr:          Suranaree University of Technology
descr:          111 University Avenue, Maung District, Nakhorn Ratchasima 30000
country:        TH
org:            ORG-SUOT4-AP
sponsoring-org: ORG-OOIA1-AP
admin-c:        WW1268-AP
tech-c:         NS323-AP
abuse-c:        AU136-AP
notify:         wattana@sut.ac.th
notify:         krit@sut.ac.th
notify:         noc@uni.net.th
mnt-lower:      MAINT-TH-UNINET
mnt-routes:     MAINT-TH-UNINET
mnt-by:         APNIC-HM
mnt-irt:        IRT-UNINET-TH
last-modified:  2023-09-05T04:01:12Z
source:         APNIC

irt:            IRT-UNINET-TH
address:        328 Sriayuthaya Rd.,
address:        Payathai,Ratchathewi
address:        Bangkok
e-mail:         noc@uni.net.th
abuse-mailbox:  noc@uni.net.th
admin-c:        TS250-AP
tech-c:         TS250-AP
auth:           # Filtered
remarks:        noc@uni.net.th was validated on 2025-10-17
mnt-by:         MAINT-TH-UNINET
last-modified:  2025-11-18T00:26:28Z
source:         APNIC

organisation:   ORG-SUOT4-AP
org-name:       Suranaree University of Technology
org-type:       OTHER
address:        111 University Avenue, Maung District, Nakhorn Ratchasima 30000
country:        TH
phone:          +668-6867-2048
e-mail:         wattana@sut.ac.th
admin-c:        WW1268-AP
tech-c:         NS323-AP
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T04:01:11Z
source:         APNIC

role:           ABUSE UNINETTH
country:        ZZ
address:        328 Sriayuthaya Rd.,
address:        Payathai,Ratchathewi
address:        Bangkok
phone:          +000000000
e-mail:         noc@uni.net.th
admin-c:        TS250-AP
tech-c:         TS250-AP
nic-hdl:        AU136-AP
remarks:        Generated from irt object IRT-UNINET-TH
remarks:        noc@uni.net.th was validated on 2025-10-17
abuse-mailbox:  noc@uni.net.th
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-17T03:32:11Z
source:         APNIC

person:         Nattapan Srisupamit
nic-hdl:        NS323-AP
e-mail:         nattapan@sut.ac.th
address:        111 University Avenue, Maung District, Nakhorn Ratchasima 30000
phone:          +668-3125-0350
fax-no:         +66-44-224790
country:        TH
mnt-by:         MAINT-TH-UNINET
last-modified:  2010-06-09T04:32:02Z
source:         APNIC

person:         Wattana Wechviriyakul
nic-hdl:        WW1268-AP
e-mail:         wattana@sut.ac.th
address:        111 University Avenue, Maung District, Nakhorn Ratchasima 30000
phone:          +668-6867-2048
fax-no:         +66-44-224790
country:        TH
mnt-by:         MAINT-TH-UNINET
last-modified:  2010-06-09T04:30:02Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS55296 - AS56319",
    "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" : "2009-09-03",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS55545",
    "as_name" : "SUT-AS-AP",
    "description" : [ "Suranaree University of Technology", "111 University Avenue, Maung District, Nakhorn Ratchasima 30000" ],
    "country" : "TH",
    "organization" : "ORG-SUOT4-AP",
    "sponsoring_organization" : "ORG-OOIA1-AP",
    "admin_contacts" : [ "WW1268-AP" ],
    "tech_contacts" : [ "NS323-AP" ],
    "abuse_contacts" : [ "AU136-AP" ],
    "notify" : [ "wattana@sut.ac.th", "krit@sut.ac.th", "noc@uni.net.th" ],
    "mnt_irt" : [ "IRT-UNINET-TH" ],
    "mnt_lower" : [ "MAINT-TH-UNINET" ],
    "mnt_routes" : [ "MAINT-TH-UNINET" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-UNINET-TH",
    "address" : [ "328 Sriayuthaya Rd.,", "Payathai,Ratchathewi", "Bangkok" ],
    "street" : "Sriayuthaya Rd. Payathai",
    "city" : "Bangkok",
    "email" : [ "noc@uni.net.th" ],
    "abuse_mailbox" : [ "noc@uni.net.th" ],
    "admin_contacts" : [ "TS250-AP" ],
    "tech_contacts" : [ "TS250-AP" ],
    "remarks" : [ "noc@uni.net.th was validated on 2025-10-17" ],
    "mnt_by" : [ "MAINT-TH-UNINET" ],
    "date_updated" : "2025-11-18",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-SUOT4-AP",
    "name" : "Suranaree University of Technology",
    "type" : "OTHER",
    "address" : [ "111 University Avenue, Maung District, Nakhorn Ratchasima 30000" ],
    "street" : "University Avenue",
    "zip_code" : "30000",
    "country" : [ "TH" ],
    "email" : [ "wattana@sut.ac.th" ],
    "phone" : [ "+668-6867-2048" ],
    "admin_contacts" : [ "WW1268-AP" ],
    "tech_contacts" : [ "NS323-AP" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "WW1268-AP",
    "name" : "Wattana Wechviriyakul",
    "address" : [ "111 University Avenue, Maung District, Nakhorn Ratchasima 30000" ],
    "street" : "University Avenue",
    "zip_code" : "30000",
    "country" : "TH",
    "email" : [ "wattana@sut.ac.th" ],
    "phone" : [ "+668-6867-2048" ],
    "fax_no" : [ "+66-44-224790" ],
    "mnt_by" : [ "MAINT-TH-UNINET" ],
    "date_updated" : "2010-06-09",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "NS323-AP",
    "name" : "Nattapan Srisupamit",
    "address" : [ "111 University Avenue, Maung District, Nakhorn Ratchasima 30000" ],
    "street" : "University Avenue",
    "zip_code" : "30000",
    "country" : "TH",
    "email" : [ "nattapan@sut.ac.th" ],
    "phone" : [ "+668-3125-0350" ],
    "fax_no" : [ "+66-44-224790" ],
    "mnt_by" : [ "MAINT-TH-UNINET" ],
    "date_updated" : "2010-06-09",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AU136-AP",
    "name" : "ABUSE UNINETTH",
    "address" : [ "328 Sriayuthaya Rd.,", "Payathai,Ratchathewi", "Bangkok" ],
    "street" : "Sriayuthaya Rd. Payathai",
    "city" : "Bangkok",
    "country" : "ZZ",
    "email" : [ "noc@uni.net.th" ],
    "abuse_mailbox" : [ "noc@uni.net.th" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "TS250-AP" ],
    "tech_contacts" : [ "TS250-AP" ],
    "remarks" : [ "Generated from irt object IRT-UNINET-TH", "noc@uni.net.th was validated on 2025-10-17" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2025-10-17",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS7470	TRUE INTERNET Co.,Ltd.	TH
AS4621	Development, Ministry of University Affairs, Thailand	TH
AS4621	UNINET-TH	TH
AS7470	TRUE INTERNET CORPORATION CO. LTD.	TH