AS197480 SerczerNET Malgorzata Nienaltowska

Poland SerczerNET RIPE 2 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

3,072

IPv6 /48 networks

RPKI

2 valid0 no ROA

Peers and downstreams

Holder

AS name: SerczerNET
Description: SerczerNET Malgorzata Nienaltowska
Organisation: SerczerNET Malgorzata Nienaltowska
Abuse contact: abuse@serczer.pl
Assigned: 2010-12-19
Registered: 2010-12-20
Record last changed: 2018-09-04 10:57 UTC

178.21.136.0/21 185.3.224.0/22

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 70/100

pass	Prefixes covered by valid ROAs 2 of 2 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
fail	Announces IPv6 No IPv6 prefixes are announced.	0/15
pass	More than one upstream 2 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@serczer.pl 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
fail	Registry record maintained Last changed 2018-09-04.	0/5

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/197480"><img src="https://ip-fd.net/badge/asn/197480/health.svg" alt="AS197480 network health on IP-FD.net"></a>

Markdown

[![AS197480 network health](https://ip-fd.net/badge/asn/197480/health.svg)](https://ip-fd.net/asn/197480)

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

Routing changes

Last 30 days

2026-10-06 05:25 UTC	Relationship changed	AS6204	upstream to peer
2026-10-06 05:25 UTC	Relationship changed	AS5617	upstream to peer
2026-10-06 05:25 UTC	New neighbour	AS49559	peer
2026-10-06 05:25 UTC	New neighbour	AS33891	peer
2026-10-06 05:25 UTC	Relationship changed	AS28917	upstream to peer
2026-10-06 05:25 UTC	Relationship changed	AS24115	upstream to peer
2026-10-06 05:25 UTC	Relationship changed	AS137409	upstream to peer

WHOIS

aut-num:        AS197480
as-name:        SerczerNET
org:            ORG-SMN3-RIPE
admin-c:        SNET77-RIPE
tech-c:         SNET77-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SERCZERNET
created:        2010-12-20T10:59:02Z
last-modified:  2018-09-04T10:57:00Z
source:         RIPE
% 12 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/197480

const res = await fetch('https://ip-fd.net/api/v1/asn/197480', {
  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/197480', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/197480');
curl_setopt($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/197480", 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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AS5617	Tpnet TPNET
AS6204	TMRC GROUP SRL ZET-NET
AS24115	Equinix ASN-EQIX-MLPE
AS24482	SG.GS SGGS-AS-AP
AS28917	Fiord Networks, UAB Fiord-AS
AS33891	Core-Backbone GmbH CORE-BACKBONE
AS36236	NetActuate, Inc NETACTUATE
AS49544	i3D.net B.V i3Dnet
AS49559	A-Systems Sp. z o.o. IPT-1-IX
AS137409	GSL Networks Pty LTD GSLNETWORKS-AS-AP