203.158.253.0/24

AS9903  ·  Rajamangala Institute of Technology

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Summary

Country Thailand
Domain rmutt.ac.th
ASN AS9903
Registry APNIC
ID RUOTTC-TH

WHOIS Details

inetnum:        203.158.128.0 - 203.158.255.255
netname:        RUOTTC-TH
descr:          Rajamangala University of Technology Thanyaburi
country:        TH
org:            ORG-RUOT2-AP
admin-c:        RUOT2-AP
tech-c:         RUOT2-AP
abuse-c:        AR1353-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
notify:         helpdesk@apnic.net
mnt-by:         APNIC-HM
mnt-lower:      MAINT-RUOTTC-TH
mnt-routes:     MAINT-RUOTTC-TH
mnt-irt:        IRT-RUOTTC-TH
last-modified:  2023-02-09T03:55:31Z
source:         APNIC

irt:            IRT-RUOTTC-TH
address:        39 Moo 1, Klong 6, Khlong Luang Pathum Thani 12110
e-mail:         noc@rmutt.ac.th
abuse-mailbox:  noc@rmutt.ac.th
admin-c:        RUOT2-AP
tech-c:         RUOT2-AP
auth:           # Filtered
remarks:        noc@rmutt.ac.th was validated on 2026-03-05
mnt-by:         MAINT-RUOTTC-TH
last-modified:  2026-03-05T03:58:27Z
source:         APNIC

organisation:   ORG-RUOT2-AP
org-name:       Rajamangala University of Technology Thanyaburi
org-type:       LIR
country:        TH
address:        39 Moo 1, Klong 6
phone:          +6625493079
e-mail:         noc@rmutt.ac.th
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:19:10Z
source:         APNIC

role:           ABUSE RUOTTCTH
country:        ZZ
address:        39 Moo 1, Klong 6, Khlong Luang Pathum Thani 12110
phone:          +000000000
e-mail:         noc@rmutt.ac.th
admin-c:        RUOT2-AP
tech-c:         RUOT2-AP
nic-hdl:        AR1353-AP
remarks:        Generated from irt object IRT-RUOTTC-TH
remarks:        noc@rmutt.ac.th was validated on 2026-03-05
abuse-mailbox:  noc@rmutt.ac.th
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-05T03:58:47Z
source:         APNIC

role:           Rajamangala University of Technology Thanyaburi Main Campus administrator
address:        39 Moo 1, Klong 6, Khlong Luang Pathum Thani 12110
country:        TH
phone:          +6625493079
e-mail:         noc@rmutt.ac.th
admin-c:        RUOT2-AP
tech-c:         RUOT2-AP
nic-hdl:        RUOT2-AP
mnt-by:         MAINT-RUOTTC-TH
last-modified:  2023-02-02T01:31:17Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 203.158.0.0/16

Range ASN Company Num of IPs
203.158.96.0/19 AS137546 Rajamangala University of Technology Thanyaburi 8,192
203.158.32.0/19 AS7545 iiNet Limited 8,192
203.158.96.0/19 AS9903 Rajamangala University of Technology Thanyaburi 8,192
203.158.0.0/21 AS55545 Suranaree University of Technology 2,048
203.158.24.0/21 AS45960 YTL Communications Sdn Bhd 2,048
203.158.76.0/23 AS5400 BT Global Fabric customers 512
203.158.68.0/23 AS5400 BT Global Fabric customers 512
203.158.72.0/23 AS5400 BT Global Fabric customers 512

Hosted domains

There is 1 domain name hosted across 1 IP address on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
203.158.253.180 dlasmartwater.org 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

127 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
203.158.253.247 AS9903 Rajamangala Institute of Technology 2.38ms from Bangkok, TH

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
186.98.232.232 AS3816 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC 19.07ms from Bogota, CO
87.149.240.232 AS3320 Deutsche Telekom AG 5.65ms from Frankfurt am Main, DE
47.75.156.40 AS45102 Alibaba (US) Technology Co., Ltd. 1.21ms from Hong Kong, HK
35.178.142.8 AS16509 Amazon.com, Inc. 0.18ms from London, GB
85.133.96.104 AS24867 Rackspace Ltd. 1.12ms from London, GB
181.232.249.136 AS271567 JONATAN S COSTA COMUNICACAO MULTIMIDIA ME 2.64ms from Rio de Janeiro, BR
179.157.52.200 AS28573 Claro NXT Telecomunicacoes Ltda 6.66ms from Sao Paulo, BR
182.211.128.152 AS17858 LG POWERCOMM 1.84ms from Seoul, KR
35.216.101.136 AS19527 Google LLC 0.33ms from Seoul, KR
222.116.0.200 AS4766 Korea Telecom 10.02ms from Seoul, KR
218.242.45.8 AS9812 Oriental Cable Network Co., Ltd. 2.00ms from Shanghai, CN
193.74.46.200 AS5432 Proximus NV 1.87ms from Brussels, BE
34.70.44.200 AS396982 Google LLC 0.11ms from Council Bluffs, US
20.9.0.184 AS8075 Microsoft Corporation 0.15ms from Des Moines, US
217.95.166.40 AS3320 Deutsche Telekom AG 3.89ms from Hamburg, DE
188.123.26.136 AS44506 LP Vahvavirta Osk 3.41ms from Helsinki, FI
84.221.18.120 AS8612 Tiscali Italia S.P.A. 2.83ms from Milan, IT
76.156.48.8 AS7922 Comcast Cable Communications, LLC 9.28ms from Minneapolis, US
144.126.30.8 AS36413 Loyola University Maryland 6.02ms from New York City, US
173.168.218.104 AS33363 Charter Communications, Inc 8.58ms from Orlando, US
78.193.246.56 AS12322 Free SAS 1.15ms from Paris, FR
151.77.111.24 AS1267 WIND TRE S.P.A. 5.20ms from Rome, IT
23.213.192.40 AS16625 Akamai Technologies, Inc. 0.08ms from Santiago, CL
86.88.181.248 AS1136 KPN B.V. 1.08ms from Amsterdam, NL
172.212.37.72 AS8075 Microsoft Corporation 0.46ms from Ashburn, US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 203.158.253.141
traceroute to 203.158.253.141 (203.158.253.141): 64 hops max, 52 byte packets
1 [AS23884] 103.76.182.1 0.428 ms
2 *
3 [AS64050] 61.19.60.35 1.221 ms
4 *
5 [AS4621] 202.28.213.10 2.219 ms
Measurement taken from IPinfo ProbeNet in Bangkok, TH
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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