AS52091 Level-MSK Ltd.

Russia LEVEL-MSK-AS RIPE 3 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

768

IPv6 /48 networks

131,072

RPKI

4 valid0 no ROA

Peers and downstreams

Holder

AS name: LEVEL-MSK-AS
Description: Level-MSK Ltd. ------------------------------------------------------------------------------- -------------------------------------------------------------------------------
Organisation: Level-MSK Ltd.
Registered in: Moscow, Russia
Abuse contact: spam@level-msk.net
Assigned: 2011-04-14
Registered: 2011-04-15
Record last changed: 2026-02-18 07:28 UTC

31.133.40.0/23 31.133.40.0/24 31.133.42.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 4 of 4 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 1 IPv6 prefix.	15/15
pass	More than one upstream 9 upstreams seen in BGP.	10/10
pass	Working abuse contact spam@level-msk.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 2026-02-18.	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/52091"><img src="https://ip-fd.net/badge/asn/52091/health.svg" alt="AS52091 network health on IP-FD.net"></a>

Markdown

[![AS52091 network health](https://ip-fd.net/badge/asn/52091/health.svg)](https://ip-fd.net/asn/52091)

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

Routing changes

Last 30 days

2026-10-03 21:45 UTC	Neighbour gone	AS264409	upstream
2026-10-03 21:45 UTC	Neighbour gone	AS199524	peer
2026-10-03 21:45 UTC	Relationship changed	AS9198	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS8218	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS6939	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS6663	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS6204	upstream to peer
2026-10-03 21:45 UTC	New neighbour	AS62000	peer
2026-10-03 21:45 UTC	Relationship changed	AS61049	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS60171	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS56655	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS50673	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS47692	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS42295	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS41327	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS33891	upstream to peer
2026-10-03 21:45 UTC	New neighbour	AS30886	peer
2026-10-03 21:45 UTC	Relationship changed	AS25091	upstream to peer
2026-10-03 21:45 UTC	Relationship changed	AS15958	upstream to peer

WHOIS

aut-num:        AS52091
as-name:        LEVEL-MSK-AS
org:            ORG-LL304-RIPE
descr:          Level-MSK Ltd.
remarks:        -------------------------------------------------------------------------------
remarks:        -------------------------------------------------------------------------------
descr:          -------------------------------------------------------------------------------
descr:          -------------------------------------------------------------------------------
remarks:        -------------------------------------------------------------------------------
remarks:        -------------------------------------------------------------------------------
remarks:        -------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
remarks:        --------------------------------------------------------------------------------
admin-c:        ANDT-RIPE
admin-c:        DZ2792-RIPE
tech-c:         ANDT-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         LEVEL-MSK-MNT
mnt-by:         LEVEL-MNT
created:        2011-04-15T15:48:47Z
last-modified:  2026-02-18T07:28:38Z
source:         RIPE
% 98 routing policy lines (import/export) not shown

Routing data

Updated 21 h ago

Registry record

Fetched 21 h ago 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/52091

const res = await fetch('https://ip-fd.net/api/v1/asn/52091', {
  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/52091', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/52091');
curl_setopt($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/52091", 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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