AS4618 Internet Thailand Company Limited

Thailand INET-TH-AS APNIC 429 IPv4 prefixes 7 IPv6 prefixes

IPv4 addresses

228,096

IPv6 /48 networks

65,538

RPKI

426 valid2 invalid8 no ROA

Peers and downstreams

Holder

AS name: INET-TH-AS
Description: Internet Thailand Company Limited
Organisation: Internet Thailand Company Ltd.
Abuse contact: Not published
Assigned: 1995-08-09
Registered: 2008-09-04
Record last changed: 2020-11-20 04:03 UTC

103.125.92.0/22 103.125.92.0/24 103.125.93.0/24 103.125.94.0/24 103.125.95.0/24 103.138.176.0/22 103.138.176.0/24 103.138.177.0/24 103.138.179.0/24 103.154.70.0/23 110.76.155.0/24 202.44.192.0/18 202.44.192.0/19 202.44.192.0/20 202.44.192.0/21 202.44.192.0/24 202.44.193.0/24 202.44.194.0/24 202.44.195.0/24 202.44.196.0/24 202.44.197.0/24 202.44.198.0/24 202.44.199.0/24 202.44.200.0/24 202.44.201.0/24 202.44.202.0/24 202.44.203.0/24 202.44.208.0/20 202.44.208.0/21 202.44.208.0/24 202.44.209.0/24 202.44.210.0/24 202.44.211.0/24 202.44.212.0/24 202.44.213.0/24 202.44.214.0/24 202.44.215.0/24 202.44.216.0/22 202.44.216.0/24 202.44.219.0/24 202.44.220.0/24 202.44.224.0/19 202.44.224.0/20 202.44.224.0/21 202.44.224.0/24 202.44.225.0/24 202.44.227.0/24 202.44.232.0/21 202.44.235.0/24 202.44.236.0/24 202.44.237.0/24 202.44.238.0/24 202.44.239.0/24 202.44.240.0/20 202.44.240.0/21 202.44.240.0/24 202.44.241.0/24 202.44.242.0/24 202.44.243.0/24 202.44.245.0/24 202.44.247.0/24 202.44.248.0/21 202.44.248.0/24 202.44.249.0/24 202.44.250.0/24 203.150.0.0/16 203.150.0.0/19 203.150.0.0/20 203.150.0.0/22 203.150.10.0/24 203.150.101.0/24 203.150.105.0/24 203.150.11.0/24 203.150.111.0/24 203.150.112.0/20 203.150.112.0/21 203.150.112.0/24 203.150.113.0/24 203.150.114.0/24 203.150.116.0/24 203.150.117.0/24 203.150.12.0/24 203.150.120.0/21 203.150.120.0/24 203.150.123.0/24 203.150.124.0/24 203.150.125.0/24 203.150.126.0/23 203.150.128.0/19 203.150.128.0/20 203.150.128.0/21 203.150.128.0/24 203.150.13.0/24 203.150.130.0/24 203.150.136.0/22 203.150.137.0/24 203.150.138.0/24 203.150.139.0/24 203.150.140.0/24 203.150.141.0/24 203.150.144.0/20 203.150.144.0/24 203.150.146.0/24 203.150.147.0/24 203.150.148.0/24 203.150.149.0/24 203.150.15.0/24 203.150.152.0/21 203.150.152.0/24 203.150.157.0/24 203.150.158.0/24 203.150.159.0/24 203.150.16.0/20 203.150.160.0/19 203.150.160.0/20 203.150.160.0/21 203.150.160.0/24 203.150.161.0/24 203.150.162.0/24 203.150.164.0/24 203.150.165.0/24 203.150.166.0/24 203.150.167.0/24 203.150.168.0/21 203.150.168.0/24 203.150.169.0/24 203.150.170.0/24 203.150.171.0/24 203.150.172.0/24 203.150.173.0/24 203.150.174.0/24 203.150.176.0/20 203.150.176.0/24 203.150.177.0/24 203.150.179.0/24 203.150.180.0/24 203.150.181.0/24 203.150.182.0/24 203.150.183.0/24 203.150.186.0/24 203.150.189.0/24 203.150.19.0/24 203.150.192.0/19 203.150.192.0/20 203.150.195.0/24 203.150.197.0/24 203.150.198.0/24 203.150.199.0/24 203.150.20.0/24 203.150.202.0/24 203.150.203.0/24 203.150.205.0/24 203.150.207.0/24 203.150.208.0/20 203.150.208.0/23 203.150.21.0/24 203.150.217.0/24 203.150.218.0/24 203.150.221.0/24 203.150.224.0/20 203.150.224.0/23 203.150.226.0/24 203.150.227.0/24 203.150.228.0/24 203.150.229.0/24 203.150.230.0/23 203.150.232.0/21 203.150.237.0/24 203.150.24.0/24 203.150.240.0/20 203.150.242.0/24 203.150.243.0/24 203.150.244.0/24 203.150.28.0/24 203.150.29.0/24 203.150.30.0/24 203.150.31.0/24 203.150.32.0/19 203.150.32.0/20 203.150.32.0/24 203.150.33.0/24 203.150.34.0/24 203.150.37.0/24 203.150.38.0/24 203.150.4.0/24 203.150.43.0/24 203.150.44.0/22 203.150.44.0/24 203.150.45.0/24 203.150.48.0/20 203.150.48.0/24 203.150.49.0/24 203.150.54.0/24 203.150.58.0/24 203.150.61.0/24 203.150.63.0/24 203.150.64.0/19 203.150.64.0/20 203.150.64.0/21 203.150.65.0/24 203.150.7.0/24 203.150.72.0/21 203.150.72.0/24 203.150.78.0/24 203.150.8.0/24 203.150.80.0/20 203.150.80.0/24 203.150.87.0/24 203.150.88.0/24 203.150.89.0/24 203.150.9.0/24 203.150.90.0/24 203.150.91.0/24 203.150.96.0/19 203.150.96.0/20 203.150.98.0/24 203.150.99.0/24 203.151.0.0/16 203.151.0.0/19 203.151.0.0/20 203.151.0.0/24 203.151.10.0/24 203.151.101.0/24 203.151.108.0/22 203.151.108.0/24 203.151.11.0/24 203.151.112.0/20 203.151.114.0/24 203.151.115.0/24 203.151.116.0/24 203.151.121.0/24 203.151.125.0/24 203.151.126.0/24 203.151.127.0/24 203.151.128.0/19 203.151.128.0/20 203.151.128.0/21 203.151.143.0/24 203.151.144.0/20 203.151.147.0/24 203.151.150.0/24 203.151.151.0/24 203.151.152.0/24 203.151.154.0/24 203.151.155.0/24 203.151.16.0/20 203.151.160.0/19 203.151.160.0/20 203.151.161.0/24 203.151.164.0/24 203.151.165.0/24 203.151.169.0/24 203.151.171.0/24 203.151.176.0/20 203.151.177.0/24 203.151.178.0/24 203.151.183.0/24 203.151.19.0/24 203.151.190.0/24 203.151.192.0/19 203.151.192.0/20 203.151.20.0/23 203.151.200.0/22 203.151.200.0/24 203.151.201.0/24 203.151.202.0/24 203.151.203.0/24 203.151.205.0/24 203.151.206.0/23 203.151.208.0/20 203.151.212.0/24 203.151.218.0/24 203.151.22.0/24 203.151.221.0/24 203.151.224.0/19 203.151.224.0/20 203.151.229.0/24 203.151.23.0/24 203.151.231.0/24 203.151.232.0/23 203.151.236.0/24 203.151.237.0/24 203.151.238.0/24 203.151.239.0/24 203.151.240.0/20 203.151.240.0/24 203.151.244.0/24 203.151.250.0/24 203.151.254.0/24 203.151.26.0/24 203.151.27.0/24 203.151.3.0/24 203.151.32.0/19 203.151.32.0/20 203.151.33.0/24 203.151.39.0/24 203.151.40.0/24 203.151.44.0/23 203.151.46.0/24 203.151.48.0/20 203.151.50.0/24 203.151.51.0/24 203.151.6.0/24 203.151.64.0/19 203.151.64.0/20 203.151.70.0/24 203.151.77.0/24 203.151.80.0/20 203.151.84.0/24 203.151.85.0/24 203.151.93.0/24 203.151.95.0/24 203.151.96.0/19 203.151.96.0/20 203.154.0.0/16 203.154.0.0/19 203.154.0.0/20 203.154.10.0/24 203.154.102.0/24 203.154.104.0/24 203.154.105.0/24 203.154.106.0/24 203.154.107.0/24 203.154.108.0/24 203.154.111.0/24 203.154.112.0/20 203.154.121.0/24 203.154.123.0/24 203.154.127.0/24 203.154.128.0/19 203.154.128.0/20 203.154.128.0/24 203.154.130.0/24 203.154.131.0/24 203.154.132.0/24 203.154.133.0/24 203.154.135.0/24 203.154.136.0/24 203.154.14.0/24 203.154.144.0/20 203.154.155.0/24 203.154.159.0/24 203.154.16.0/20 203.154.160.0/19 203.154.160.0/20 203.154.165.0/24 203.154.166.0/24 203.154.167.0/24 203.154.170.0/24 203.154.176.0/20 203.154.177.0/24 203.154.178.0/24 203.154.179.0/24 203.154.18.0/24 203.154.180.0/24 203.154.183.0/24 203.154.184.0/24 203.154.185.0/24 203.154.192.0/19 203.154.192.0/20 203.154.193.0/24 203.154.196.0/24 203.154.199.0/24 203.154.20.0/24 203.154.200.0/24 203.154.201.0/24 203.154.202.0/24 203.154.203.0/24 203.154.204.0/24 203.154.206.0/24 203.154.207.0/24 203.154.208.0/20 203.154.208.0/24 203.154.209.0/24 203.154.21.0/24 203.154.210.0/24 203.154.211.0/24 203.154.215.0/24 203.154.219.0/24 203.154.224.0/19 203.154.224.0/20 203.154.230.0/24 203.154.231.0/24 203.154.233.0/24 203.154.234.0/24 203.154.235.0/24 203.154.240.0/20 203.154.243.0/24 203.154.247.0/24 203.154.248.0/24 203.154.249.0/24 203.154.25.0/24 203.154.250.0/24 203.154.251.0/24 203.154.27.0/24 203.154.32.0/19 203.154.32.0/20 203.154.32.0/24 203.154.34.0/24 203.154.38.0/24 203.154.4.0/24 203.154.48.0/20 203.154.48.0/24 203.154.5.0/24 203.154.52.0/24 203.154.6.0/24 203.154.60.0/24 203.154.61.0/24 203.154.63.0/24 203.154.64.0/20 203.154.68.0/24 203.154.7.0/24 203.154.70.0/24 203.154.72.0/24 203.154.73.0/24 203.154.78.0/24 203.154.80.0/20 203.154.81.0/24 203.154.83.0/24 203.154.91.0/24 203.154.96.0/20 203.154.98.0/24 210.4.128.0/19 210.4.128.0/20 210.4.134.0/24 210.4.136.0/24 210.4.144.0/20 210.4.154.0/24 38.159.240.0/20

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 74/100

partly	Prefixes covered by valid ROAs 426 of 436 announced prefixes are RPKI valid, 8 have no ROA.	24/25
fail	No RPKI invalid announcements 2 announced prefixes are RPKI invalid and dropped by networks that validate.	0/10
pass	Announces IPv6 7 IPv6 prefixes.	15/15
pass	More than one upstream 5 upstreams seen in BGP.	10/10
pass	Working abuse contact op-network@inet.co.th is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
fail	Registry record maintained Last changed 2020-11-20.	0/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/4618"><img src="https://ip-fd.net/badge/asn/4618/health.svg" alt="AS4618 network health on IP-FD.net"></a>

Markdown

[![AS4618 network health](https://ip-fd.net/badge/asn/4618/health.svg)](https://ip-fd.net/asn/4618)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

2026-10-04 04:17 UTC	New neighbour	AS132280	downstream
2026-10-04 04:17 UTC	New neighbour	AS55423	peer
2026-10-04 04:17 UTC	Relationship changed	AS45642	upstream to peer
2026-10-04 04:17 UTC	Relationship changed	AS38040	upstream to peer
2026-10-04 04:17 UTC	New prefix	203.154.155.0/24
2026-10-04 04:17 UTC	New prefix	203.150.111.0/24
2026-10-04 04:17 UTC	New prefix	202.44.250.0/24
2026-10-04 04:17 UTC	New prefix	203.154.165.0/24
2026-10-04 04:17 UTC	New prefix	202.44.248.0/24
2026-10-04 04:17 UTC	New prefix	203.151.164.0/24
2026-10-04 04:17 UTC	New prefix	203.154.102.0/24
2026-10-04 04:17 UTC	New prefix	203.150.144.0/24
2026-10-04 04:17 UTC	New prefix	203.151.6.0/24
2026-10-04 04:17 UTC	New prefix	203.154.231.0/24
2026-10-04 04:17 UTC	New prefix	203.150.189.0/24

WHOIS

aut-num:        AS4618
as-name:        INET-TH-AS
handle:         AS4618
remarks:        Internet Thailand Company Limited
technical:      SK13-AP (Saknon Kangsumrith) <saknon@inet.co.th>
abuse:          IRT-INET-TH (IRT-INET-TH) <op-network@inet.co.th>
registrant:     ORG-ITCL3-AP (Internet Thailand Company Ltd.) <noc@inet.co.th>
technical:      TY1494-AP (Teerayut  Yeerahem) <yterayut@inet.co.th>
technical:      HN192-AP (Hunsa Navaraphan) <hunsan@inet.co.th>
registration:   2008-09-04T06:40:31Z
last changed:   2020-11-20T04:03:48Z
source:         APNIC (RDAP)

Routing data

Updated 17 h ago

Registry record

Fetched 17 h ago from APNIC RDAP

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/4618

const res = await fetch('https://ip-fd.net/api/v1/asn/4618', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/4618', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/4618');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/4618", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

Works without a key at a lower rate. Get a free key.

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AS45629	JasTel Network International Gateway JASTEL-NETWORK-TH-AP
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AS38184	Inet-Tvi-Th INET-TVI-TH
AS38448	ASIA PLUS SECURITIES PUBLIC COMPANY LIMITED ASIAPLUS-CSLOXINFO-AS-TH-AP
AS45533	Cgd-As-Th-Ap CGD-AS-TH-AP
AS45537	C/o Cs Loxinfo Public Company Limited ONCBNET-TH
AS45752	Provincial waterworks authority PWA-AS-TH
AS55925	469 Nakronsawan.Rd, Chidrada Dusit BAAC-NET-TH
AS55932	The Thai Bond Market Association THAIBMA-AS-AP
AS56223	Thai Summit Autopart Industry Co.,Ltd CSLOXINFO-INET-THAISUMMIT-AS
AS132063	KITTI BOONMEE KITTI-AS-AP
AS132201	Land and Houses Bank Public Company Limited LHBANK-AS-AP
AS132280	Symphony Communication (Thailand) PCL. SYMPHONY-AP-TH
AS132866	Rajamangala University of Technology Suvarnabhumi under UniNet Network RMUTSB-AS
AS133163	PP Ontime Company Limited PPOT-AS-AP
AS133529	Land and Houses Bank Public Company Limited LHBANK-AS-AP
AS135381	SiS Distribution (Thailand) Public Company Limited descr: (@Genesis Data Center) SIS-AS-AP
AS137198	Phranakorn Rajabhat University PNRU-AS-AP
AS137392	KTB Securities (Thailand) Company Limited KTB-CSLOXINFO-TH
AS138434	INEXT Broadband Co., Ltd INEXTBROADBAND-AS-AP
AS140983	Dhipaya Insurance Public Co. Ltd. DIPCL-AS-AP
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AS24482	SG.GS SGGS-AS-AP
AS38040	TOT Public Company Limited GLOBAL-TRANSIT-TOT-IIG-TH
AS45642	Jastel-Network-Th-Nix-Ap JASTEL-NETWORK-TH-NIX-AP
AS55423	JasTel Network JASTEL-NETWORK-TH-IDC-AP