101.51.152.0/21

AS23974  ·  Ministry of education

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Summary

Country Thailand
Domain totidc.net
ASN AS23974
Parent Range 101.51.0.0/16
Registry APNIC
ID TOT-AS-AP

WHOIS Details

inetnum:        101.51.0.0 - 101.51.255.255
netname:        TOT-AS-AP
descr:          TOT Public Company Limited
descr:          Zone A, 6th Floor, Building 1
descr:          Swicthing and Network Interconnection System Standard Sector
descr:          TOT Public Company
descr:          89/2 Moo 3 Chaengwatthana Road
country:        TH
org:            ORG-TPCL1-AP
admin-c:        pa82-ap
tech-c:         ag100-ap
abuse-c:        AT950-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:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-TH-TOT
mnt-routes:     MAINT-TH-TOT
mnt-irt:        IRT-TOT-TH
last-modified:  2020-07-09T07:13:21Z
source:         APNIC

irt:            IRT-TOT-TH
address:        TOT Public Company Limited
address:        89/2 Moo 3 Chaengwattana Rd, Laksi,Bangkok 10210 THAILAND
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        ira3-ap
tech-c:         ira3-ap
auth:           # Filtered
remarks:        [email protected] was validated on 2025-06-06
remarks:        [email protected] was validated on 2025-11-17
mnt-by:         MAINT-TH-TOT
last-modified:  2025-11-26T06:21:33Z
source:         APNIC

organisation:   ORG-TPCL1-AP
org-name:       TOT Public Company Limited
org-type:       LIR
country:        TH
address:        National Telecom Public Company Limited
address:        Chaengwattana Office
address:        89/2 Chaengwatthana Road
address:        Thoongsonghong
phone:          +66-2-574-9178
e-mail:         [email protected]
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:46Z
source:         APNIC

role:           ABUSE TOTTH
country:        ZZ
address:        TOT Public Company Limited
address:        89/2 Moo 3 Chaengwattana Rd, Laksi,Bangkok 10210 THAILAND
phone:          +000000000
e-mail:         [email protected]
admin-c:        ira3-ap
tech-c:         ira3-ap
nic-hdl:        AT950-AP
remarks:        Generated from irt object IRT-TOT-TH
remarks:        [email protected] was validated on 2025-06-06
remarks:        [email protected] was validated on 2025-11-17
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-11-17T04:55:49Z
source:         APNIC

person:         Apipol Gunabhibal
nic-hdl:        AG100-AP
e-mail:         [email protected]
address:        TOT Public Company Limited
address:        89/2 Moo 3 Chaengwattana Rd, Laksi, Bangkok 10210 THAILAND
phone:          +66-2574-9178
country:        TH
mnt-by:         MAINT-TH-TOT
last-modified:  2022-08-29T04:23:40Z
source:         APNIC

person:         Pansak Arpakajorn
nic-hdl:        PA82-AP
e-mail:         [email protected]
address:        TOT Public Company Limited
address:        89/2 Moo 3 Chaengwattana Rd, Laksi,Bangkok 10210 THAILAND
phone:          +66-2574-9178
fax-no:         +66-2574-8401
country:        TH
mnt-by:         MAINT-TH-TOT
last-modified:  2010-05-07T07:54:11Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 101.51.152.0/21

Range ASN Company Num of IPs
101.51.0.0/16 AS23969 TOT Public Company Limited 65,536
101.51.0.0/16 AS23974 TOT Public Company Limited 65,536

Nearby Ranges

BGP prefixes that overlap with 101.51.0.0/16

Range ASN Company Num of IPs
101.51.0.0/16 AS23969 TOT Public Company Limited 65,536
101.51.0.0/16 AS23974 TOT Public Company Limited 65,536

Hosted domains

There are 3 domain names hosted across 2 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
101.51.159.220 esanpt1.go.th 2
101.51.154.140 kkn3.go.th 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

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

IP Address ASN Details
101.51.155.217 AS23974 Ministry of education 4.65ms from Bangkok, TH
101.51.158.201 AS23974 Ministry of education 9.98ms from Bangkok, TH
101.51.153.73 AS23974 Ministry of education 9.37ms from Bangkok, TH
101.51.159.218 AS23974 Ministry of education 2.25ms from Bangkok, TH
101.51.152.49 AS23974 Ministry of education 4.57ms from Bangkok, TH
101.51.157.129 AS23974 Ministry of education 5.21ms from Bangkok, TH
101.51.154.225 AS23974 Ministry of education 3.44ms from Bangkok, TH
101.51.156.193 AS23974 Ministry of education 6.93ms 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
76.74.85.245 AS3257 GTT Communications Inc. 0.35ms from Atlanta, US
212.55.178.245 AS15525 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 0.62ms from Braga, PT
81.192.10.117 AS6713 Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM 5.17ms from Casablanca, MA
73.208.124.85 AS7922 Comcast Cable Communications, LLC 4.32ms from Chicago, US
113.162.147.213 AS45899 VNPT Corp 1.75ms from Ho Chi Minh City, VN
102.206.92.85 AS329126 IIP1 Pty Ltd 0.79ms from Johannesburg, ZA
194.88.207.21 AS13307 "AS6723" LIMITED LIABILITY COMPANY 0.14ms from Kyiv, UA
219.148.197.21 AS17799 asn for Liaoning Provincial Net of CT 1.51ms from Liaoyang, CN
104.24.65.117 AS13335 Cloudflare, Inc. 0.11ms from Lisbon, PT
208.179.32.21 AS11509 Tierzero 0.64ms from Los Angeles, US
120.203.1.101 AS56045 China Mobile communications corporation 1.91ms from Nanchang, CN
15.237.233.165 AS16509 Amazon.com, Inc. 0.14ms from Paris, FR
200.189.80.101 AS28573 Claro NXT Telecomunicacoes Ltda 0.72ms from Sao Paulo, BR
175.226.219.85 AS4766 Korea Telecom 1.96ms from Seoul, KR
222.117.79.197 AS4766 Korea Telecom 1.66ms from Seoul, KR
178.59.74.69 AS3329 VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA 7.42ms from Sofia, BG
3.107.140.245 AS16509 Amazon.com, Inc. 0.15ms from Sydney, AU
1.172.158.229 AS3462 Data Communication Business Group 4.66ms from Taichung, TW
220.98.195.117 AS4713 NTT DOCOMO BUSINESS,Inc. 3.90ms from Tokyo, JP
46.176.210.53 AS3329 VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA 5.06ms from Athens, GR
186.128.36.85 AS22927 Telefonica de Argentina 2.04ms from Buenos Aires, AR
41.21.226.117 AS36994 Vodacom 9.31ms from Durban, ZA
90.220.10.165 AS5607 Sky UK Limited 1.52ms from London, GB
96.110.110.229 AS7922 Comcast Cable Communications, LLC 1.39ms from Miami, US
223.113.59.245 AS56046 China Mobile communications corporation 6.01ms from Nanjing, CN

Traceroute

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

$
traceroute -a -n -q1 -f3 101.51.159.220
traceroute to 101.51.159.220 (101.51.159.220): 64 hops max, 52 byte packets
3 [] 91.200.241.131 11.874 ms
4 [] 80.81.193.238 32.13 ms
5 [AS4651] 61.19.9.193 197.964 ms
6 [AS4651] 61.19.14.230 199.531 ms
7 [AS4651] 122.155.232.42 186.067 ms
Measurement taken from IPinfo ProbeNet in London, GB
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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