AS27843 ON EMPRESAS S.A.C.

Peru AS27843 LACNIC 431 IPv4 prefixes 3 IPv6 prefixes

IPv4 addresses

129,024

IPv6 /48 networks

131,072

RPKI

186 valid248 no ROA

Peers and downstreams

Holder

AS name: AS27843
Description: LACNIC generated autnum for OPTICAL TECHNOLOGIES S.A.C.
Organisation: ON EMPRESAS S.A.C.
Abuse contact: Not published
Assigned: 2006-07-31

143.0.248.0/22 143.0.248.0/23 143.0.250.0/23 143.0.250.0/24 143.0.251.0/24 143.208.132.0/22 143.208.132.0/23 143.208.132.0/24 143.208.134.0/23 143.208.134.0/24 143.208.135.0/24 161.132.0.0/24 161.132.10.0/24 161.132.100.0/24 161.132.102.0/24 161.132.104.0/21 161.132.104.0/23 161.132.104.0/24 161.132.105.0/24 161.132.106.0/24 161.132.109.0/24 161.132.111.0/24 161.132.112.0/20 161.132.112.0/21 161.132.112.0/23 161.132.113.0/24 161.132.114.0/23 161.132.114.0/24 161.132.116.0/23 161.132.118.0/23 161.132.123.0/24 161.132.128.0/24 161.132.129.0/24 161.132.13.0/24 161.132.130.0/24 161.132.131.0/24 161.132.132.0/24 161.132.133.0/24 161.132.134.0/24 161.132.135.0/24 161.132.136.0/24 161.132.137.0/24 161.132.138.0/24 161.132.139.0/24 161.132.140.0/24 161.132.141.0/24 161.132.142.0/24 161.132.143.0/24 161.132.16.0/24 161.132.160.0/24 161.132.161.0/24 161.132.166.0/24 161.132.167.0/24 161.132.179.0/24 161.132.184.0/24 161.132.185.0/24 161.132.186.0/24 161.132.188.0/24 161.132.189.0/24 161.132.190.0/24 161.132.191.0/24 161.132.192.0/19 161.132.192.0/20 161.132.192.0/21 161.132.192.0/23 161.132.194.0/24 161.132.195.0/24 161.132.201.0/24 161.132.202.0/23 161.132.204.0/24 161.132.205.0/24 161.132.206.0/23 161.132.208.0/20 161.132.208.0/21 161.132.208.0/23 161.132.212.0/23 161.132.216.0/21 161.132.216.0/23 161.132.216.0/24 161.132.218.0/23 161.132.218.0/24 161.132.219.0/24 161.132.22.0/24 161.132.221.0/24 161.132.222.0/23 161.132.223.0/24 161.132.224.0/24 161.132.225.0/24 161.132.226.0/24 161.132.227.0/24 161.132.228.0/24 161.132.229.0/24 161.132.23.0/24 161.132.230.0/24 161.132.231.0/24 161.132.232.0/24 161.132.233.0/24 161.132.234.0/23 161.132.234.0/24 161.132.235.0/24 161.132.238.0/24 161.132.239.0/24 161.132.24.0/24 161.132.240.0/22 161.132.240.0/24 161.132.241.0/24 161.132.242.0/24 161.132.243.0/24 161.132.244.0/24 161.132.245.0/24 161.132.246.0/24 161.132.247.0/24 161.132.248.0/24 161.132.25.0/24 161.132.251.0/24 161.132.252.0/24 161.132.254.0/24 161.132.255.0/24 161.132.26.0/24 161.132.27.0/24 161.132.28.0/24 161.132.29.0/24 161.132.3.0/24 161.132.30.0/24 161.132.31.0/24 161.132.33.0/24 161.132.59.0/24 161.132.6.0/24 161.132.60.0/24 161.132.62.0/24 161.132.63.0/24 161.132.66.0/24 161.132.69.0/24 161.132.70.0/24 161.132.71.0/24 161.132.72.0/24 161.132.73.0/24 161.132.74.0/24 161.132.75.0/24 161.132.76.0/24 161.132.78.0/24 161.132.79.0/24 161.132.80.0/24 161.132.82.0/24 161.132.83.0/24 161.132.84.0/24 161.132.85.0/24 161.132.86.0/24 161.132.87.0/24 161.132.88.0/24 161.132.89.0/24 161.132.9.0/24 161.132.90.0/24 161.132.91.0/24 161.132.92.0/24 161.132.93.0/24 161.132.94.0/24 161.132.95.0/24 161.132.96.0/19 161.132.96.0/20 161.132.96.0/23 161.132.96.0/24 161.132.98.0/23 161.132.98.0/24 164.163.241.0/24 167.249.10.0/23 167.249.10.0/24 167.249.11.0/24 167.249.8.0/22 167.249.8.0/23 168.121.220.0/22 168.121.220.0/23 168.121.222.0/23 168.121.236.0/22 168.121.236.0/23 168.121.236.0/24 168.121.238.0/23 168.121.238.0/24 168.121.44.0/22 168.121.44.0/23 168.121.44.0/24 168.121.46.0/23 168.121.46.0/24 168.121.47.0/24 168.121.48.0/22 168.121.48.0/23 168.121.50.0/23 168.181.10.0/23 168.181.8.0/22 168.181.8.0/23 168.181.8.0/24 168.205.132.0/22 168.205.132.0/23 168.205.132.0/24 168.205.133.0/24 168.205.134.0/23 168.205.134.0/24 168.205.135.0/24 170.0.232.0/22 170.0.232.0/23 170.0.233.0/24 170.0.234.0/23 170.0.234.0/24 170.0.235.0/24 170.231.168.0/22 170.231.168.0/23 170.231.170.0/23 170.231.170.0/24 170.231.80.0/22 170.231.80.0/23 170.231.81.0/24 170.231.82.0/23 170.233.144.0/22 170.233.144.0/23 170.233.146.0/23 170.254.232.0/22 170.254.232.0/23 170.254.232.0/24 170.254.234.0/23 170.254.235.0/24 170.82.96.0/22 170.82.99.0/24 181.177.224.0/19 181.177.224.0/21 181.177.224.0/23 181.177.224.0/24 181.177.228.0/22 181.177.228.0/23 181.177.230.0/23 181.177.231.0/24 181.177.232.0/23 181.177.232.0/24 181.177.233.0/24 181.177.234.0/23 181.177.234.0/24 181.177.235.0/24 181.177.236.0/23 181.177.238.0/24 181.177.239.0/24 181.177.240.0/23 181.177.240.0/24 181.177.241.0/24 181.177.242.0/24 181.177.243.0/24 181.177.244.0/22 181.177.244.0/24 181.177.245.0/24 181.177.247.0/24 181.177.248.0/21 181.177.248.0/22 181.177.250.0/23 181.177.253.0/24 181.177.254.0/23 181.177.255.0/24 190.102.128.0/19 190.102.128.0/21 190.102.133.0/24 190.102.134.0/23 190.102.134.0/24 190.102.136.0/22 190.102.136.0/24 190.102.137.0/24 190.102.139.0/24 190.102.141.0/24 190.102.144.0/23 190.102.146.0/23 190.102.148.0/23 190.102.148.0/24 190.102.150.0/23 190.102.152.0/23 190.102.154.0/23 190.102.154.0/24 190.102.156.0/24 190.102.157.0/24 190.102.158.0/23 190.102.159.0/24 190.12.64.0/20 190.12.64.0/24 190.12.66.0/23 190.12.68.0/23 190.12.69.0/24 190.12.70.0/23 190.12.72.0/23 190.12.74.0/23 190.12.76.0/23 190.12.77.0/24 190.12.78.0/23 190.12.78.0/24 190.12.80.0/20 190.12.80.0/23 190.12.82.0/23 190.12.84.0/23 190.12.86.0/24 190.12.88.0/22 190.12.92.0/23 190.12.92.0/24 190.12.93.0/24 190.12.94.0/23 191.98.128.0/18 191.98.128.0/19 191.98.130.0/24 191.98.132.0/23 191.98.134.0/23 191.98.134.0/24 191.98.136.0/23 191.98.136.0/24 191.98.137.0/24 191.98.139.0/24 191.98.144.0/23 191.98.145.0/24 191.98.146.0/23 191.98.146.0/24 191.98.148.0/22 191.98.148.0/23 191.98.152.0/22 191.98.154.0/23 191.98.155.0/24 191.98.157.0/24 191.98.158.0/23 191.98.160.0/19 191.98.161.0/24 191.98.162.0/24 191.98.170.0/23 191.98.170.0/24 191.98.171.0/24 191.98.172.0/22 191.98.172.0/24 191.98.174.0/24 191.98.176.0/21 191.98.178.0/24 191.98.180.0/23 191.98.180.0/24 191.98.186.0/23 191.98.186.0/24 191.98.190.0/24 200.1.177.0/24 200.1.179.0/24 200.1.180.0/24 200.1.181.0/24 200.1.183.0/24 200.10.130.0/23 200.11.62.0/24 200.16.0.0/21 209.45.0.0/24 209.45.102.0/24 209.45.103.0/24 209.45.104.0/24 209.45.107.0/24 209.45.108.0/24 209.45.111.0/24 209.45.113.0/24 209.45.114.0/24 209.45.115.0/24 209.45.116.0/24 209.45.117.0/24 209.45.118.0/24 209.45.119.0/24 209.45.120.0/24 209.45.121.0/24 209.45.122.0/24 209.45.123.0/24 209.45.124.0/24 209.45.125.0/24 209.45.126.0/24 209.45.19.0/24 209.45.27.0/24 209.45.37.0/24 209.45.48.0/24 209.45.49.0/24 209.45.50.0/24 209.45.52.0/24 209.45.53.0/24 209.45.54.0/24 209.45.55.0/24 209.45.56.0/24 209.45.57.0/24 209.45.58.0/24 209.45.60.0/24 209.45.61.0/24 209.45.62.0/24 209.45.63.0/24 209.45.76.0/24 209.45.77.0/24 209.45.78.0/24 209.45.79.0/24 209.45.80.0/24 209.45.81.0/24 209.45.82.0/24 209.45.83.0/24 209.45.90.0/24 209.45.91.0/24 209.45.93.0/24 209.45.97.0/24 209.45.98.0/24 38.19.144.0/20 38.19.144.0/24 38.19.145.0/24 38.19.146.0/24 38.19.147.0/24 38.19.150.0/24 38.19.151.0/24 38.19.152.0/24 38.19.153.0/24 38.19.156.0/24 38.19.157.0/24 38.19.158.0/24 38.19.159.0/24 38.210.240.0/21 38.210.240.0/24 38.210.241.0/24 38.210.242.0/24 38.210.243.0/24 38.210.245.0/24 38.210.246.0/24 38.210.247.0/24 45.224.144.0/22 45.224.144.0/23 45.224.146.0/23 45.226.68.0/22 45.226.68.0/23 45.226.70.0/23 45.226.70.0/24 45.231.80.0/22 45.231.80.0/24 45.231.81.0/24 45.232.104.0/22 45.236.228.0/22 45.236.228.0/24 45.236.44.0/22 45.236.45.0/24 8.243.103.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 70/100

partly	Prefixes covered by valid ROAs 186 of 434 announced prefixes are RPKI valid, 248 have no ROA.	11/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 3 IPv6 prefixes.	15/15
pass	More than one upstream 2 upstreams seen in BGP.	10/10
n/a	Working abuse contact We have no registry record to check.
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
n/a	Registry record maintained We have no change date for this record.

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/27843"><img src="https://ip-fd.net/badge/asn/27843/health.svg" alt="AS27843 network health on IP-FD.net"></a>

Markdown

[![AS27843 network health](https://ip-fd.net/badge/asn/27843/health.svg)](https://ip-fd.net/asn/27843)

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

Routing changes

Last 30 days

2026-10-04 12:24 UTC	Neighbour gone	AS273983	downstream
2026-10-04 12:24 UTC	Neighbour gone	AS272848	downstream
2026-10-04 12:24 UTC	Neighbour gone	AS64555	downstream
2026-10-04 12:24 UTC	Neighbour gone	AS64528	downstream
2026-10-04 12:24 UTC	Neighbour gone	AS6762	upstream
2026-10-04 12:24 UTC	Relationship changed	AS263229	upstream to downstream
2026-10-04 12:24 UTC	Relationship changed	AS7195	upstream to peer
2026-10-04 12:24 UTC	Prefix gone	191.98.131.0/24
2026-10-04 12:24 UTC	Prefix gone	190.12.73.0/24
2026-10-04 12:24 UTC	Prefix gone	190.102.149.0/24
2026-10-04 12:24 UTC	Prefix gone	181.177.254.0/24
2026-10-04 12:24 UTC	Prefix gone	181.177.249.0/24
2026-10-04 12:24 UTC	Prefix gone	170.233.144.0/24
2026-10-04 12:24 UTC	Prefix gone	161.132.249.0/24
2026-10-04 12:24 UTC	Prefix gone	161.132.119.0/24
2026-10-04 12:24 UTC	New prefix	191.98.174.0/24

Routing data

From the weekly collection

Registry record

From the nightly import

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/27843

const res = await fetch('https://ip-fd.net/api/v1/asn/27843', {
  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/27843', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/27843');
curl_setopt($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/27843", 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.

AS3356	Level 3 Parent, LLC LEVEL3
AS12956	TELEFONICA GLOBAL SOLUTIONS SL TELXIUS

AS3132	Red Cientifica Peruana AS3132
AS263229	NAP Peru AS263229
AS263812	SONDATECH S.A.S. AS263812
AS265691	WI-NET TELECOM S.A.C. AS265691
AS266823	DOLPHIN TELECOM DEL PERU S.A.C. AS266823
AS269898	SOFTBUTTERFLY SAC AS269898
AS270010	AIRWIZ PERU E.I.R.L AS270010
AS271860	NOVACLOUD S.A.C AS271860
AS272801	RED AMONES S.A.C. AS272801
AS274178	CORPORACION PV NETWORKS S.A.C. AS274178
AS274297	CORPORACION FINANCIERA DE DESARROLLO S.A. AS274297

AS7195	EDGEUNO S.A.S AS7195
AS265691	WI-NET TELECOM S.A.C. AS265691