AS33951 "FORWEB" S.C. Monika Bodetko, Tomasz Pawlowski

Poland FORWEB RIPE 6 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

11,008

IPv6 /48 networks

RPKI

6 valid0 no ROA

Peers and downstreams

Holder

AS name: FORWEB
Description: Local internet provider city Lodz in Poland
Organisation: "FORWEB" S.C. Monika Bodetko, Tomasz Pawlowski
Registered in: Łódź, Poland
Abuse contact: abuse@4web.pl
Assigned: 2004-09-13
Registered: 2004-09-14
Record last changed: 2018-09-04 10:04 UTC

193.239.206.0/23 194.63.132.0/22 217.11.135.0/24 91.193.96.0/22 95.175.0.0/19 95.175.5.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 80/100

pass	Prefixes covered by valid ROAs 6 of 6 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 4 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@4web.pl 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
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/33951"><img src="https://ip-fd.net/badge/asn/33951/health.svg" alt="AS33951 network health on IP-FD.net"></a>

Markdown

[![AS33951 network health](https://ip-fd.net/badge/asn/33951/health.svg)](https://ip-fd.net/asn/33951)

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

Routing changes

Last 30 days

2026-10-03 21:41 UTC	Neighbour gone	AS35320	upstream
2026-10-03 21:41 UTC	Relationship changed	AS9009	upstream to peer
2026-10-03 21:41 UTC	New neighbour	AS49559	peer
2026-10-03 21:41 UTC	Relationship changed	AS24748	upstream to peer
2026-10-03 21:41 UTC	Relationship changed	AS24115	upstream to peer
2026-10-03 21:41 UTC	New neighbour	AS201054	peer
2026-10-03 21:41 UTC	Relationship changed	AS137409	upstream to peer
2026-10-03 21:41 UTC	Relationship changed	AS13194	upstream to peer

WHOIS

aut-num:        AS33951
as-name:        FORWEB
descr:          Local internet provider city Lodz in Poland
org:            ORG-FA315-RIPE
admin-c:        Fiaa1-RIPE
tech-c:         TP1292-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
tech-c:         TP1292-RIPE
mnt-by:         FORWEB-MNT
mnt-by:         AS33951-MNT
created:        2004-09-14T15:55:48Z
last-modified:  2018-09-04T10:04:45Z
source:         RIPE
% 4 routing policy lines (import/export) not shown

Routing data

Updated 1 days ago

Registry record

Fetched 1 days 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/33951

const res = await fetch('https://ip-fd.net/api/v1/asn/33951', {
  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/33951', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/33951');
curl_setopt($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/33951", 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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