Data as of Nov 8, 2026
117.16.16.0/20
No anonymizer space · no proxy exits in 30 daysChosun University · space held by Korean Education Network
Announcements
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
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 117.16.16.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.17.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.18.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.19.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.20.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.21.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.22.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.23.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.24.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.25.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.26.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.27.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.28.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.29.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.30.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network | |
| 117.16.31.0/24 since Dec 2023 | AS9754 | Business | Korean Education Network |
Network & registry
Origin network
AS9754
KR
- Name
- Chosun University
- Type
- Education
- Registered
- Dec 10, 1999
- Domain
- chosun.ac.kr
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2020
- Current origin since
- Apr 2020 · 6.6 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 117.
16. 0. 0/ 15 - Netname
- KREN-KR
- Registrant
- Korean Education Network
- Registrant country
- KR
- Organization
- Korean Education Network
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- May 30, 2007
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR