AS57433 intercolo GmbH

Germany INTERCOLO-AS RIPE 13 IPv4 prefixes 10 IPv6 prefixes

IPv4 addresses

3,072

IPv6 /48 networks

262,144

RPKI

23 valid0 no ROA

Peers and downstreams

Holder

AS name: INTERCOLO-AS
Description: intercolo IP-Backbone +-------------------------------+ | intercolo AS 57433 | +-------------------------------+ | Contact Information: |
Organisation: intercolo GmbH
Registered in: Frankfurt am Main, Germany
Abuse contact: abuse@intercolo.net
Assigned: 2011-10-24
Registered: 2011-10-25
Record last changed: 2025-06-13 11:10 UTC

37.114.32.0/24 37.114.33.0/24 43.251.162.0/24 43.251.163.0/24 94.154.48.0/21 94.154.48.0/24 94.154.49.0/24 94.154.50.0/24 94.154.51.0/24 94.154.52.0/24 94.154.53.0/24 94.154.54.0/24 94.154.55.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 23 of 23 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 10 IPv6 prefixes.	15/15
pass	More than one upstream 3 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@intercolo.net 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 2025-06-13.	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/57433"><img src="https://ip-fd.net/badge/asn/57433/health.svg" alt="AS57433 network health on IP-FD.net"></a>

Markdown

[![AS57433 network health](https://ip-fd.net/badge/asn/57433/health.svg)](https://ip-fd.net/asn/57433)

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

Routing changes

Last 30 days

2026-10-04 21:34 UTC	Neighbour gone	AS215628	peer
2026-10-04 21:34 UTC	Neighbour gone	AS41666	peer
2026-10-04 21:34 UTC	Relationship changed	AS58299	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS24482	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS9498	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS8298	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS264409	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS263444	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS25091	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS22356	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS212508	upstream to peer
2026-10-04 21:34 UTC	Relationship changed	AS14840	upstream to peer

WHOIS

aut-num:        AS57433
as-name:        INTERCOLO-AS
descr:          intercolo IP-Backbone
descr:          +-------------------------------+
descr:          | intercolo AS 57433 |
descr:          +-------------------------------+
descr:          | Contact Information: |
descr:          | intercolo GmbH |
descr:          | intercolo.net |
descr:          | Carl-Goerdeler-Strasse 114 |
descr:          | 60320 Frankfurt am Main |
descr:          | Tel. +49 (0) 69 - 564060 |
descr:          | mail: support@intercolo.net |
descr:          | http://intercolo.de |
descr:          +-------------------------------+
descr:          | |
org:            ORG-MGP5-RIPE
member-of:      AS3320:AS-AUTH-PILOT-BLACKHOLE-FROM-AS12586
remarks:        http://intercolo.de
remarks:        --- Telia
remarks:        -------------------------------------------------------
remarks:        --- GTT
remarks:        -------------------------------------------------------
remarks:        --- RETN
remarks:        -------------------------------------------------------
remarks:        --- DTAG
remarks:        -------------------------------------------------------
remarks:        --- Hurricane Electric
remarks:        -------------------------------------------------------
remarks:        --- GN
remarks:        -------------------------------------------------------
remarks:        --- NTT
remarks:        -------------------------------------------------------
remarks:        Upstreams
remarks:        Peerings
remarks:        --- AS59592
remarks:        --- AS60461
remarks:        --- AS47637
admin-c:        iRC4-RIPE
tech-c:         ICMG-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-INTERCOLO
created:        2011-10-25T11:45:51Z
last-modified:  2025-06-13T11:10:39Z
source:         RIPE
% 66 routing policy lines (import/export) not shown

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/57433

const res = await fetch('https://ip-fd.net/api/v1/asn/57433', {
  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/57433', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/57433');
curl_setopt($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/57433", 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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