Data as of Nov 3, 2026
203.236.80.0/24
No anonymizer space · no proxy exits in 30 daysKCTC · space held by Korea Telecom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 203.236.0.0/17 since May 2005 | AS4766 | Residential | 80 3 always on |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.236.80.0/25 | AS9575 | Business | Korea Telecom | |
| 203.236.80.128/25 | AS9575 | Business | Korea Telecom |
Network & registry
Origin network
AS9575
KR
- Name
- KCTC
- Type
- Business
- Registered
- Jul 21, 1999
- Industry
- Travel and Accommodation
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2013
- Current origin since
- Sep 2013 · 13 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 203.236.64.0/18
- Netname
- KORNET-KR
- Registrant
- Korea Telecom
- Registrant country
- KR
- Organization
- Korea Telecom
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Sep 29, 1996
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR