Autonomous System

AS27747 Telecentro S.A.

ISPActiveArgentinaLACNIC

AS27747 (AS27747) is an ISP network operated by Telecentro S.A. in Argentina, registered with LACNIC. It has 204 IPv4 prefixes with 1,235,968 addresses and 25 IPv6 prefixes, which makes it the 383rd largest of 82,612 active autonomous systems by IPv4 space.

IPv4 addresses1,235,968in 204 prefixes
IPv6 prefixes25≈ 2.7 × 10³⁰ addresses
Size rank#383of 82,612 active ASNs
Abuser scoreLow0.25% of its addresses flagged · method

Details

OrganizationTelecentro S.A.
AS nameAS27747
Websitetelecentro.com.ar
Country Argentina (AR)
Network typeISP
RegistryLACNIC
Abuse contactipadmin@telecentro.net.ar
Registered20040706
Last updated20061207

IPv4 prefixes

204 prefixes · 1,235,968 addresses
NetworkAddressesFirst – last address
181.44.0.0/15131,072181.44.0.0 – 181.45.255.255
181.46.0.0/15131,072181.46.0.0 – 181.47.255.255
186.22.0.0/15131,072186.22.0.0 – 186.23.255.255
186.18.0.0/1665,536186.18.0.0 – 186.18.255.255
186.19.0.0/1665,536186.19.0.0 – 186.19.255.255
190.55.0.0/1816,384190.55.0.0 – 190.55.63.255
190.55.64.0/1816,384190.55.64.0 – 190.55.127.255
190.55.128.0/1816,384190.55.128.0 – 190.55.191.255
190.55.192.0/1816,384190.55.192.0 – 190.55.255.255
200.125.64.0/198,192200.125.64.0 – 200.125.95.255
200.125.96.0/198,192200.125.96.0 – 200.125.127.255
181.44.0.0/204,096181.44.0.0 – 181.44.15.255
181.44.16.0/204,096181.44.16.0 – 181.44.31.255
181.44.32.0/204,096181.44.32.0 – 181.44.47.255
181.44.48.0/204,096181.44.48.0 – 181.44.63.255
181.44.64.0/204,096181.44.64.0 – 181.44.79.255
181.44.80.0/204,096181.44.80.0 – 181.44.95.255
181.44.96.0/204,096181.44.96.0 – 181.44.111.255
181.44.112.0/204,096181.44.112.0 – 181.44.127.255
181.44.128.0/204,096181.44.128.0 – 181.44.143.255
181.44.144.0/204,096181.44.144.0 – 181.44.159.255
181.44.160.0/204,096181.44.160.0 – 181.44.175.255
181.44.176.0/204,096181.44.176.0 – 181.44.191.255
181.44.192.0/204,096181.44.192.0 – 181.44.207.255
181.44.208.0/204,096181.44.208.0 – 181.44.223.255
The 25 largest of 204. The API and the database have all of them.

IPv6 prefixes

25 prefixes
  • 2800:810::/28
  • 2800:810::/31
  • 2800:810::/32
  • 2800:811::/32
  • 2800:812::/32
  • 2800:813::/32
  • 2800:814::/32
  • 2800:815::/32
  • 2800:816::/32
  • 2800:817::/32
  • 2800:818::/32
  • 2800:819::/32
  • 2800:81a::/32
  • 2800:81b::/32
  • 2800:81c::/32
  • 2800:81d::/32
  • 2800:81e::/32
  • 2800:81f::/32
  • 2800:810:400::/41
  • 2800:810:480::/41
  • 2800:810:580::/41
  • 2800:810:400::/42
  • 2800:810:500::/42
  • 2800:810:208::/48
  • 2800:810:401::/48

Query AS27747 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS27747&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS27747, with or without a key:

curl "https://api.ipapi.is/?q=181.44.0.1"

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