AS36671 TWO SIGMA INVESTMENTS, LP

United States TWOSIGMA2 ARIN 14 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

3,584

IPv6 /48 networks

256

RPKI

8 valid8 no ROA

Peers and downstreams

Holder

AS name: TWOSIGMA2
Description: TWO SIGMA INVESTMENTS, LP
Organisation: TWO SIGMA INVESTMENTS, LP
Abuse contact: Not published
Assigned: 2006-03-13
Registered: 2006-03-14
Record last changed: 2012-10-10 15:33 UTC

207.226.133.0/24 208.77.212.0/22 208.77.212.0/24 208.77.213.0/24 208.77.214.0/24 212.133.79.0/24 38.108.14.0/24 38.117.134.0/24 38.27.161.0/24 38.97.45.0/24 46.183.200.0/24 46.183.201.0/24 8.2.105.0/24 8.245.33.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade D · 58/100

partly	Prefixes covered by valid ROAs 8 of 16 announced prefixes are RPKI valid, 8 have no ROA.	13/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 2 IPv6 prefixes.	15/15
pass	More than one upstream 8 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 2012-10-10.	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/36671"><img src="https://ip-fd.net/badge/asn/36671/health.svg" alt="AS36671 network health on IP-FD.net"></a>

Markdown

[![AS36671 network health](https://ip-fd.net/badge/asn/36671/health.svg)](https://ip-fd.net/asn/36671)

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:        AS36671
as-name:        TWOSIGMA2
handle:         AS36671
registrant:     TSI-21 (TWO SIGMA INVESTMENTS, LP)
last changed:   2012-10-10T11:33:10-04:00
registration:   2006-03-14T15:31:05-05:00
source:         ARIN (RDAP)

Routing data

Updated 1 days ago

Registry record

Fetched 1 days ago 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/36671

const res = await fetch('https://ip-fd.net/api/v1/asn/36671', {
  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/36671', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/36671');
curl_setopt($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/36671", 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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