203.158.250.0/24

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 are no domains currently hosted on this ASN.

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

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
4.244.15.72 AS8075 Microsoft Corporation 0.23ms from Az Za`ayin, QA
68.49.162.136 AS7922 Comcast Cable Communications, LLC 13.45ms from Chicago, US
93.230.114.8 AS3320 Deutsche Telekom AG 2.48ms from Frankfurt am Main, DE
2.204.38.56 AS3209 Vodafone GmbH 6.89ms from Hamburg, DE
64.5.93.248 AS33680 TELEPERFORMANCE USA 19.97ms from Hong Kong, HK
211.202.10.152 AS9318 SK Broadband Co Ltd 1.64ms from Incheon, KR
178.158.251.168 AS43139 Maximum-Net LLC 0.80ms from Kyiv, UA
45.48.168.104 AS20001 Charter Communications Inc 6.67ms from Los Angeles, US
76.170.250.24 AS20001 Charter Communications Inc 5.47ms from Los Angeles, US
184.176.44.216 AS22773 Cox Communications Inc. 3.61ms from Los Angeles, US
83.55.0.152 AS3352 TELEFONICA DE ESPANA S.A.U. 11.10ms from Madrid, ES
118.104.63.200 AS18126 Chubu Telecommunications Company, Inc. 9.07ms from Osaka, JP
162.144.146.8 AS46606 Unified Layer 2.03ms from Salt Lake City, US
201.157.132.200 AS28376 Gigacable de Aguascalientes, S.A. de C.V. 12.53ms from Santiago de Querétaro, MX
27.233.151.184 AS4766 Korea Telecom 2.13ms from Seoul, KR
137.221.84.8 AS57976 Blizzard Entertainment, Inc 0.57ms from Seoul, KR
115.45.252.88 AS17962 ShenZhen Topway Video Communication Co. Ltd 4.55ms from Shenzhen, CN
88.129.56.72 AS29518 Bredband2 AB 7.79ms from Stockholm, SE
110.143.31.216 AS1221 Telstra Limited 2.81ms from Sydney, AU
110.181.225.184 AS4134 CHINANET-BACKBONE 7.67ms from Taiyuan, CN
41.226.103.200 AS37705 TOPNET 1.61ms from Tunis, TN
110.241.139.40 AS4837 CHINA UNICOM China169 Backbone 10.30ms from Beijing, CN
72.221.119.88 AS22773 Cox Communications Inc. 6.78ms from Boston, US
38.65.37.40 AS174 Cogent Communications, LLC 2.84ms from Buffalo, US
70.226.28.136 AS7018 AT&T Enterprises, LLC 11.12ms from Chicago, US

Traceroute

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

$
traceroute -a -n -q1 -f5 -m8 203.158.250.45
traceroute to 203.158.250.45 (203.158.250.45): 8 hops max, 52 byte packets
5 [] 86.104.125.69 14.715 ms
6 *
7 *
8 *
Measurement taken from IPinfo ProbeNet in Bucharest, RO
On

What are IP address ranges?

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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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