AS29987 Sinfony6, LLC

United States SINFONY6 ARIN 22 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

6,400

IPv6 /48 networks

RPKI

0 valid22 no ROA

Peers and downstreams

Holder

AS name: SINFONY6
Description: Sinfony6, LLC
Organisation: Sinfony6, LLC
Abuse contact: Not published
Assigned: 2025-02-10
Registered: 2025-02-11
Record last changed: 2025-02-11 14:09 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade E · 35/100

fail	Prefixes covered by valid ROAs 0 of 22 announced prefixes are RPKI valid, 22 have no ROA.	0/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
fail	Announces IPv6 No IPv6 prefixes are announced.	0/15
pass	More than one upstream 2 upstreams seen in BGP.	10/10
fail	Working abuse contact No abuse contact is published in the registry.	0/15
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 2025-02-11.	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/29987"><img src="https://ip-fd.net/badge/asn/29987/health.svg" alt="AS29987 network health on IP-FD.net"></a>

Markdown

[![AS29987 network health](https://ip-fd.net/badge/asn/29987/health.svg)](https://ip-fd.net/asn/29987)

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

Routing changes

Last 30 days

2026-10-04 04:42 UTC	Relationship changed	AS286	upstream to peer
2026-10-04 04:42 UTC	Prefix gone	23.134.108.0/24

WHOIS

aut-num:        AS29987
as-name:        SINFONY6
handle:         AS29987
registrant:     SL-2222 (Sinfony6, LLC)
last changed:   2025-02-11T09:09:36-05:00
registration:   2025-02-11T09:09:36-05:00
source:         ARIN (RDAP)

Routing data

Updated 2 days ago

Registry record

Fetched 2 days ago from ARIN 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/29987

const res = await fetch('https://ip-fd.net/api/v1/asn/29987', {
  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/29987', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/29987');
curl_setopt($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/29987", 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))

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