AS393456 United States Steel Corporation

United States X ARIN 4 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

1,024

IPv6 /48 networks

RPKI

0 valid4 no ROA

Peers and downstreams

Holder

AS name: X
Description: United States Steel Corporation
Organisation: United States Steel Corporation
Abuse contact: Not published
Assigned: 2014-05-26
Registered: 2014-05-27
Record last changed: 2014-05-27 19:51 UTC

170.191.0.0/24 170.191.2.0/24 170.4.0.0/24 199.248.185.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade E · 30/100

fail	Prefixes covered by valid ROAs 0 of 4 announced prefixes are RPKI valid, 4 have no ROA.	0/25
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
fail	Working abuse contact No abuse contact is published in the registry.	0/15
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 2014-05-27.	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/393456"><img src="https://ip-fd.net/badge/asn/393456/health.svg" alt="AS393456 network health on IP-FD.net"></a>

Markdown

[![AS393456 network health](https://ip-fd.net/badge/asn/393456/health.svg)](https://ip-fd.net/asn/393456)

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:        AS393456
as-name:        X
handle:         AS393456
remarks:        United States Steel Corp
remarks:        www.ussteel.com
remarks:        24/7/365 NOC Hours
remarks:        +1-800-552-2730
registrant:     USSC-9 (United States Steel Corporation)
administrative,technical:USSAD-ARIN (USS Administration) <usx_domain_admin@uss.com>
noc,abuse:      NOC12282-ARIN (Network Operations Center) <dp@uss.com>
last changed:   2014-05-27T15:51:42-04:00
registration:   2014-05-27T15:51:42-04:00
source:         ARIN (RDAP)

Routing data

Updated just now

Registry record

Fetched just now from ARIN RDAP

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/393456

const res = await fetch('https://ip-fd.net/api/v1/asn/393456', {
  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/393456', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/393456');
curl_setopt($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/393456", 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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AS3356	Level 3 Parent, LLC LEVEL3
AS33154	DQE Communications LLC DQECOM