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Data as of Nov 8, 2026

211.236.224.0/20

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

PrefixOriginTypeProxy exitsHolderRPKI
211.236.224.0/19
since Aug 2005
AS9848Internet provider1
1 always on
Sejong Networks
Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
211.236.224.0/22
since May 2005
AS9848Internet providerSejong Networks
211.236.230.0/24
since Dec 2023
AS131866HostingSejong Networks
211.236.232.0/22
since May 2005
AS9848Internet providerSejong Networks
211.236.232.0/24
since Dec 2023
AS131866HostingSejong Networks
211.236.236.0/22
since Sep 2022
AS9848Internet providerSejong Networks
211.236.236.0/24
since Feb 2026
AS4670ResidentialSejong Networks
211.236.237.0/24
since Feb 2026
AS4670ResidentialSejong Networks
211.236.238.0/24
since Feb 2026
AS4670ResidentialSejong Networks
211.236.239.0/24
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%4
Residential1,02425%4
Hosting51213%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