Autonomous System

AS35506 INFORMATION SOCIETY S.A.

GovernmentActiveGreeceRIPE

AS35506 (SYZEFXIS) is a government network operated by INFORMATION SOCIETY S.A. in Greece, registered with RIPE. It has 60 IPv4 prefixes with 15,872 addresses and 1 IPv6 prefix, which makes it the 8,020th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses15,872in 60 prefixes
IPv6 prefixes1≈ 6.3 × 10²⁹ addresses
Size rank#8,020of 82,200 active ASNs
Abuser scoreLow0.17% of its addresses flagged · method

Details

OrganizationINFORMATION SOCIETY S.A.
AS nameSYZEFXIS
Websitektpae.gr
Country Greece (GR)
Network typeGovernment
RegistryRIPE
Abuse contactsyzefxis@ktpae.gr
Registered2005-08-23
Last updated2025-08-06

IPv4 prefixes

60 prefixes · 15,872 addresses
NetworkAddressesFirst – last address
84.205.212.0/2351284.205.212.0 – 84.205.213.255
84.205.252.0/2351284.205.252.0 – 84.205.253.255
84.205.192.0/2425684.205.192.0 – 84.205.192.255
84.205.193.0/2425684.205.193.0 – 84.205.193.255
84.205.194.0/2425684.205.194.0 – 84.205.194.255
84.205.195.0/2425684.205.195.0 – 84.205.195.255
84.205.196.0/2425684.205.196.0 – 84.205.196.255
84.205.197.0/2425684.205.197.0 – 84.205.197.255
84.205.198.0/2425684.205.198.0 – 84.205.198.255
84.205.199.0/2425684.205.199.0 – 84.205.199.255
84.205.200.0/2425684.205.200.0 – 84.205.200.255
84.205.201.0/2425684.205.201.0 – 84.205.201.255
84.205.202.0/2425684.205.202.0 – 84.205.202.255
84.205.203.0/2425684.205.203.0 – 84.205.203.255
84.205.204.0/2425684.205.204.0 – 84.205.204.255
84.205.205.0/2425684.205.205.0 – 84.205.205.255
84.205.206.0/2425684.205.206.0 – 84.205.206.255
84.205.207.0/2425684.205.207.0 – 84.205.207.255
84.205.212.0/2425684.205.212.0 – 84.205.212.255
84.205.213.0/2425684.205.213.0 – 84.205.213.255
84.205.214.0/2425684.205.214.0 – 84.205.214.255
84.205.215.0/2425684.205.215.0 – 84.205.215.255
84.205.216.0/2425684.205.216.0 – 84.205.216.255
84.205.217.0/2425684.205.217.0 – 84.205.217.255
84.205.218.0/2425684.205.218.0 – 84.205.218.255
The 25 largest of 60. The API and the database have all of them.

IPv6 prefixes

1 prefix
  • 2a10:d000::/29

Query AS35506 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=AS35506&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS35506, with or without a key:

curl "https://api.ipapi.is/?q=84.205.212.1"

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