AS202623 Cloudflare Inc

United States CLOUDFLARENET-CORE RIPE 12 IPv4 prefixes 23 IPv6 prefixes

IPv4 addresses

30,720

IPv6 /48 networks

RPKI

34 valid1 no ROA

Peers and downstreams

Holder

AS name: CLOUDFLARENET-CORE
Description: Cloudflare, Inc. 101 Townsend Street, San Francisco, CA 94107, US
Organisation: Cloudflare Inc
Registered in: San Francisco, United States
Abuse contact: abuse@cloudflare.com
Assigned: 2016-07-07
Registered: 2016-07-08
Record last changed: 2024-10-18 10:37 UTC

104.23.32.0/19 104.23.64.0/19 141.101.64.0/24 141.101.91.0/24 162.159.83.0/24 172.71.32.0/19 172.71.64.0/20 198.41.143.0/24 198.41.150.0/24 198.41.245.0/24 198.41.252.0/24 198.41.253.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 99/100

partly	Prefixes covered by valid ROAs 34 of 35 announced prefixes are RPKI valid, 1 have no ROA.	24/25
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 4 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@cloudflare.com is published.	15/15
pass	Publishes a geofeed A geofeed (RFC 8805) tells where the address space is used.	10/10
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 2024-10-18.	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/202623"><img src="https://ip-fd.net/badge/asn/202623/health.svg" alt="AS202623 network health on IP-FD.net"></a>

Markdown

[![AS202623 network health](https://ip-fd.net/badge/asn/202623/health.svg)](https://ip-fd.net/asn/202623)

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

Routing changes

Last 30 days

2026-10-04 20:19 UTC	Relationship changed	AS286	upstream to peer
2026-10-04 20:19 UTC	New prefix	2a06:98c0:362b::/48
2026-10-04 20:19 UTC	New prefix	2a06:98c0:362c::/48

WHOIS

aut-num:        AS202623
as-name:        CLOUDFLARENET-CORE
descr:          Cloudflare, Inc.
descr:          101 Townsend Street, San Francisco, CA 94107, US
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-CLOUDFLARE
admin-c:        CAC80-RIPE
tech-c:         CTC6-RIPE
org:            ORG-CI40-RIPE
remarks:        https://cloudflare.com/abuse
created:        2016-07-08T15:05:59Z
last-modified:  2024-10-18T10:37:58Z
source:         RIPE

Routing data

Updated just now

Registry record

Fetched just now from RIPE

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/202623

const res = await fetch('https://ip-fd.net/api/v1/asn/202623', {
  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/202623', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/202623');
curl_setopt($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/202623", 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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