The IP API The IP API
// ASN

AS203376

MAILKIT, CZ

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN
AS203376
Organization
CZ-MAILKIT-20160202
Description
MAILKIT, CZ
Country
CZ
Registry (RIR)
RIPE
Created
2016-12-13
Updated
2016-06-09
IPv4 Prefixes
3
IPv6 Prefixes
3

IPv4 Prefixes

3 total
185.136.200.0/23
185.136.202.0/24
185.136.203.0/24

IPv6 Prefixes

3 total
2a06:ffc0::/30
2a06:ffc4::/31
2a06:ffc6::/31

What is AS203376?

AS203376 is an Autonomous System Number (ASN) assigned to CZ-MAILKIT-20160202. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.

Looking for more ASN data?

Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.