AS213891 Liu Zhen

China LIUZHEN-AS RIPE 0 IPv4 prefixes 9 IPv6 prefixes

IPv4 addresses

IPv6 /48 networks

RPKI

8 valid1 no ROA

Peers and downstreams

Holder

AS name: LIUZHEN-AS
Description: Liu Zhen Network -----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
Organisation: Liu Zhen
Registered in: Wuhan, China
Abuse contact: abuse@liuzhen932.top
Assigned: 2024-11-07
Registered: 2024-11-08
Record last changed: 2026-02-05 03:19 UTC

None announced.

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 97/100

partly	Prefixes covered by valid ROAs 8 of 9 announced prefixes are RPKI valid, 1 have no ROA.	22/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 9 IPv6 prefixes.	15/15
pass	More than one upstream 4 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@liuzhen932.top 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 2026-02-05.	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/213891"><img src="https://ip-fd.net/badge/asn/213891/health.svg" alt="AS213891 network health on IP-FD.net"></a>

Markdown

[![AS213891 network health](https://ip-fd.net/badge/asn/213891/health.svg)](https://ip-fd.net/asn/213891)

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

Routing changes

Last 30 days

No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS213891
as-name:        LIUZHEN-AS
org:            ORG-LZ18-RIPE
sponsoring-org: ORG-ANL45-RIPE
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | AS213891 LIUZHEN-AS |
remarks:        | IPv6 Only Educational & Research Network |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | |
remarks:        | * Peering Policy - Selective * |
remarks:        | |
remarks:        | We advertise only routes from AS213891:AS-LIUZHEN |
remarks:        | |
remarks:        | We would prefer not to enter into a peering contract |
remarks:        | |
remarks:        | We have been peering with all the routing servers at |
remarks:        | the Internet Exchange Points. You can also contact us |
remarks:        | by email if you wish to set up a private peer-to-peer |
remarks:        | session through a tunnel (GRE, VxLAN, etc.) |
remarks:        | |
remarks:        | If there is a problem due to a routing leak, our |
remarks:        | policy is to shutdown peering first and ask questions |
remarks:        | later |
remarks:        | |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | |
remarks:        | * IX Point - IPv6 * |
remarks:        | |
remarks:        | 2a14:67c1:a080::101 - Akaere IX |
remarks:        | 2a0e:8f01:1000:9::110 - BGP.Exchange Tokyo |
remarks:        | 2a0e:8f01:1000:8::10a - BGP.Exchange Seoul |
remarks:        | 2a0e:8f01:1000:3::124 - BGP.Exchange US-LA |
remarks:        | 2a0e:8f01:1000:24::1d0 - BGP.Exchange DE-FRA |
remarks:        | 2a0f:7803:fc60::aaaa:2138:91 - DYC-IX |
remarks:        | |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | |
remarks:        | * BGP Large Communities * |
remarks:        | |
remarks:        | Community Description |
remarks:        | 213891:1:10 Learned from Peers |
remarks:        | 213891:1:11 Learned from Upstreams |
remarks:        | 213891:2:X Learned from ASX |
remarks:        | 213891:10:X Learned at router X |
remarks:        | |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | |
remarks:        | Abuse: abuse@liuzhen932.top |
remarks:        | Peering: peering@932.moe |
remarks:        | Operations/NOC: noc@932.moe |
remarks:        | Website: https://www.932.moe/ |
remarks:        | Looking Glass: https://lg.932.moe/ |
remarks:        | DN42: https://dn42.932.moe/ |
remarks:        | |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ==========================================================
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Transit :: AS34927 :: iFog GmbH |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Transit :: AS209533 :: iFog GmbH - BGPTunnel |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Transit :: AS20473 :: The Constant Company, LLC |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Transit :: AS53667 :: FranTech Solutions |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Transit :: AS213605 :: Liu HaoRan |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Transit :: AS212895 :: Johannes Ernst |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Transit :: AS41051 :: Freetransit Project |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Peering :: AS210440 :: AKAERE NETWORKS (AKIX) |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        | Peering :: AS198025 :: Yucheng Zhu (SDIXP) |
remarks:        ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
remarks:        ==========================================================
descr:          Liu Zhen Network
descr:          -----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
admin-c:        LN4011-RIPE
tech-c:         LN4011-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MAINT-AKARI-HK
mnt-by:         LIUZHEN-MNT
created:        2024-11-08T10:51:09Z
last-modified:  2026-02-05T03:19:00Z
source:         RIPE
% 32 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/213891

const res = await fetch('https://ip-fd.net/api/v1/asn/213891', {
  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/213891', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/213891');
curl_setopt($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/213891", 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.

AS16509	Amazon.com, Inc. AMAZON-02
AS20473	The Constant Company, LLC AS-VULTR
AS53667	FranTech Solutions PONYNET
AS204211	Shanghai Yingyun Network Technology Co., Ltd. LOCYAN-NETWORK-AS