LAYER3 INTEL
Get started
Sign in
Data as of Nov 7, 2026

211.36.208.0/20

No anonymizer space · no proxy exits in 30 days

Sejong Networks

Announcement
this exact prefix
No RPKI
Announced by
AS9848
Type
Internet provider
63% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
211.36.192.0/19
since Aug 2020
AS9848Internet providerSejong Networks
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
211.36.208.0/22
since Nov 2017
AS17837BusinessSejong Networks
211.36.208.0/24
since Mar 2015
AS17837BusinessSejong Networks
211.36.209.0/24
since Mar 2015
AS17837BusinessSejong Networks
211.36.210.0/24
since Mar 2015
AS17837BusinessSejong Networks
211.36.211.0/24
since Mar 2015
AS17837BusinessSejong Networks
211.36.212.0/24
since Feb 2026
AS4670ResidentialSejong Networks
211.36.213.0/24
since Feb 2026
AS4670ResidentialSejong Networks

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Internet provider2,56063%1
Business1,02425%4
Residential51213%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS9848

KR
Name
Sejong Networks
Type
Internet provider
Registered
Feb 4, 2000
Domain
sejongnetworks.com
Website
en.sejongnetworks.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed