AS4773 MobileOne Ltd. Mobile/Internet Service Provider Singapore

Singapore MOBILEONELTD-AS-AP APNIC 70 IPv4 prefixes 23 IPv6 prefixes

IPv4 addresses

401,664

IPv6 /48 networks

65,536

RPKI

70 valid23 no ROA

Peers and downstreams

Holder

AS name: MOBILEONELTD-AS-AP
Description: MobileOne Ltd. Mobile/Internet Service Provider Singapore
Organisation: M1 LIMITED
Abuse contact: Not published
Assigned: 2005-01-09
Registered: 2008-09-04
Record last changed: 2025-03-13 06:50 UTC

103.1.136.0/22 103.1.136.0/24 103.1.137.0/24 112.199.128.0/17 112.199.128.0/18 112.199.192.0/18 116.197.192.0/19 116.197.192.0/21 116.197.200.0/21 116.197.224.0/19 116.197.224.0/21 116.197.232.0/21 118.189.176.0/20 118.189.192.0/20 118.189.208.0/21 119.56.0.0/22 119.56.104.0/21 119.56.112.0/24 119.56.126.0/24 119.56.16.0/24 119.56.17.0/24 119.56.4.0/24 119.56.64.0/20 119.56.64.0/23 119.56.66.0/23 119.56.68.0/23 119.56.70.0/23 119.56.72.0/23 119.56.74.0/23 119.56.76.0/23 119.56.78.0/23 119.56.96.0/21 124.197.64.0/18 124.246.64.0/18 138.75.0.0/17 138.75.0.0/18 138.75.128.0/17 138.75.128.0/18 138.75.192.0/18 138.75.64.0/18 175.156.0.0/16 175.156.0.0/17 175.156.128.0/17 175.156.128.0/18 175.156.128.0/19 175.156.192.0/18 175.156.192.0/19 175.156.218.0/24 175.156.224.0/20 175.156.64.0/18 180.129.0.0/17 180.129.0.0/18 180.129.64.0/19 180.129.96.0/19 202.65.240.0/21 202.65.240.0/24 202.65.241.0/24 202.65.242.0/24 202.65.244.0/23 202.65.244.0/24 202.65.246.0/24 202.65.247.0/24 27.104.0.0/16 27.104.0.0/17 43.245.104.0/22 49.245.0.0/17 49.245.0.0/19 49.245.128.0/17 49.245.32.0/19 49.245.64.0/18

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 84/100

partly	Prefixes covered by valid ROAs 70 of 93 announced prefixes are RPKI valid, 23 have no ROA.	19/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 23 IPv6 prefixes.	15/15
pass	More than one upstream 8 upstreams seen in BGP.	10/10
pass	Working abuse contact peering@m1.com.sg 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
pass	Registry record maintained Last changed 2025-03-13.	5/5

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/4773"><img src="https://ip-fd.net/badge/asn/4773/health.svg" alt="AS4773 network health on IP-FD.net"></a>

Markdown

[![AS4773 network health](https://ip-fd.net/badge/asn/4773/health.svg)](https://ip-fd.net/asn/4773)

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

Routing changes

Last 30 days

2026-10-03 18:39 UTC	Neighbour gone	AS37468	upstream
2026-10-03 18:39 UTC	Relationship changed	AS9583	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS9304	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS8966	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS8220	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS7575	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS7195	upstream to peer
2026-10-03 18:39 UTC	New neighbour	AS6057	peer
2026-10-03 18:39 UTC	Relationship changed	AS55518	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS39120	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS33891	upstream to peer
2026-10-03 18:39 UTC	New neighbour	AS20326	peer
2026-10-03 18:39 UTC	New neighbour	AS17557	peer
2026-10-03 18:39 UTC	Relationship changed	AS15802	upstream to peer
2026-10-03 18:39 UTC	Relationship changed	AS137409	upstream to peer
2026-10-03 18:39 UTC	Prefix gone	175.156.216.0/21
2026-10-03 18:39 UTC	Prefix gone	175.156.208.0/21
2026-10-03 18:39 UTC	Prefix gone	175.156.200.0/21
2026-10-03 18:39 UTC	Prefix gone	175.156.192.0/21
2026-10-03 18:39 UTC	New prefix	175.156.0.0/17

WHOIS

aut-num:        AS4773
as-name:        MOBILEONELTD-AS-AP
handle:         AS4773
remarks:        MobileOne Ltd. Mobile/Internet Service Provider Singapore
technical,administrative:LZ4052-AP (Lye Zhenwei) <lyez@m1.com.sg>
abuse:          IRT-MOBILEONELTD-SG (IRT-MOBILEONELTD-SG) <peering@m1.com.sg>
registrant:     ORG-ML7-AP (M1 LIMITED) <vasrsp@m1.com.sg>
registration:   2008-09-04T06:40:37Z
last changed:   2025-03-13T06:50:13Z
source:         APNIC (RDAP)

Routing data

Updated 1 days ago

Registry record

Fetched 1 days 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/4773

const res = await fetch('https://ip-fd.net/api/v1/asn/4773', {
  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/4773', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/4773');
curl_setopt($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/4773", 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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