AS212034 Zezhu Yu

Canada ZEZHU-YU-AS RIPE 1 IPv4 prefix 12 IPv6 prefixes

IPv4 addresses

256

IPv6 /48 networks

RPKI

12 valid1 no ROA

Peers and downstreams

Holder

AS name: ZEZHU-YU-AS
Description: sclrnet.com research net
Organisation: Zezhu Yu
Registered in: Mississauga, Canada
Abuse contact: abuse@sclrnet.com
Assigned: 2021-01-10
Registered: 2021-01-11
Record last changed: 2021-08-27 00:06 UTC

155.103.250.0/24

Routing changes

Last 30 days

2026-10-04 07:59 UTC	Neighbour gone	AS212635	peer
2026-10-04 07:59 UTC	New neighbour	AS56662	peer
2026-10-04 07:59 UTC	New neighbour	AS203472	peer
2026-10-04 07:59 UTC	Relationship changed	AS58057	upstream to peer
2026-10-04 07:59 UTC	Relationship changed	AS53667	upstream to peer
2026-10-04 07:59 UTC	Relationship changed	AS394256	upstream to peer
2026-10-04 07:59 UTC	Relationship changed	AS211509	upstream to peer

WHOIS

aut-num:        AS212034
descr:          sclrnet.com research net
as-name:        ZEZHU-YU-AS
org:            ORG-ZY10-RIPE
sponsoring-org: ORG-HSL55-RIPE
admin-c:        ZY1388-RIPE
tech-c:         ZY1388-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-HOSTUS
mnt-by:         ZEZHUYU-MNT
created:        2021-01-11T11:00:23Z
last-modified:  2021-08-27T00:06:14Z
source:         RIPE
% 18 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/212034

const res = await fetch('https://ip-fd.net/api/v1/asn/212034', {
  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/212034', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/212034');
curl_setopt($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/212034", 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.

AS6939	Hurricane Electric LLC HURRICANE
AS20473	The Constant Company, LLC AS-VULTR

AS35708	4b42 UG ASN-4IXP
AS53667	FranTech Solutions PONYNET
AS56662	Eutpnet EUTPNET
AS58057	Securebit AG SECUREBIT
AS203472	PENG YUJEN POEMA-AS-EU
AS211509	Rudaki RUDAKI-AS
AS394256	Tech Futures Interactive Inc. CLOUDSINGULARITY