Data as of Nov 4, 2026
210.122.0.0/16
1 residential-proxy exit · 30 daysSejong Networks
Residential-proxy exits
Proxy exits
1
<0.01% of its addresses · 30 days
Spread
1 of 256
/24s with at least one exit
Providers
1
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- AnyIP
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 | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.122.0.0/24 since Jan 2025 | AS9952 | Hosting | Sejong Networks | ||
| 210.122.1.0/24 since May 2018 | AS9952 | Hosting | Sejong Networks | ||
| 210.122.6.0/24 since Mar 2025 | AS9952 | Hosting | Sejong Networks | ||
| 210.122.9.0/24 since Jan 2025 | AS9952 | Hosting | Sejong Networks | ||
| 210.122.16.0/20 since May 2005 | AS4961 | Business | 1 | Sejong Networks | |
| 210.122.40.0/24 since Mar 2025 | AS9952 | Hosting | Sejong Networks | ||
| 210.122.69.0/24 since May 2005 | AS17837 | Business | Sejong Networks | ||
| 210.122.72.0/22 since Oct 2021 | AS17837 | Business | Sejong Networks | ||
| 210.122.72.0/24 since Aug 2005 | AS17837 | Business | Sejong Networks | ||
| 210.122.73.0/24 since Aug 2005 | AS17837 | Business | Sejong Networks | ||
| 210.122.74.0/23 since Jun 2019 | AS17837 | Business | Sejong Networks | ||
| 210.122.76.0/24 since Mar 2015 | AS17837 | Business | Sejong Networks | ||
| 210.122.77.0/24 since Mar 2015 | AS17837 | Business | Sejong Networks | ||
| 210.122.78.0/23 since Oct 2023 | AS17837 | Business | Sejong Networks | ||
| 210.122.80.0/23 since Oct 2023 | AS17837 | Business | Sejong Networks | ||
| 210.122.80.0/24 since Mar 2020 | AS17837 | Business | Sejong Networks | ||
| 210.122.81.0/24 since Nov 2019 | AS17837 | Business | Sejong Networks | ||
| 210.122.81.0/25 | AS17837 | Business | Sejong Networks | ||
| 210.122.81.128/25 | AS17837 | Business | Sejong Networks | ||
| 210.122.96.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.97.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.98.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.99.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.100.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.101.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.102.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.103.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.104.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.105.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.106.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.107.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.108.0/24 since May 2005 | AS9578 | Business | Sejong Networks | ||
| 210.122.109.0/24 since Jan 2022 | AS9578 | Business | Sejong Networks | ||
| 210.122.110.0/24 since Jan 2022 | AS9578 | Business | Sejong Networks | ||
| 210.122.111.0/24 since Jan 2022 | AS9578 | Business | Sejong Networks | ||
| 210.122.123.0/24 since Oct 2021 | AS18317 | Business | Sejong Networks | ||
| 210.122.128.0/20 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.128.0/21 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.128.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.136.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.137.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.138.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.139.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.140.0/22 since Jan 2022 | AS131826 | Business | Sejong Networks | ||
| 210.122.160.0/21 since Jul 2026 | AS9848 | Internet provider | Sejong Networks | ||
| 210.122.170.0/24 since Apr 2015 | AS38123 | Business | Sejong Networks | ||
| 210.122.171.0/24 since Apr 2015 | AS38123 | Business | Sejong Networks | ||
| 210.122.172.0/24 since Apr 2015 | AS38123 | Business | Sejong Networks | ||
| 210.122.173.0/24 since Apr 2015 | AS38123 | Business | Sejong Networks | ||
| 210.122.176.0/24 since Nov 2017 | AS17837 | Business | Sejong Networks | ||
| 210.122.177.0/24 since Jun 2019 | AS17837 | Business | Sejong Networks | ||
| 210.122.230.0/23 since Aug 2025 | AS9848 | Internet provider | Sejong Networks | ||
| 210.122.248.0/21 since Jul 2026 | AS9848 | Internet provider | Sejong Networks |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
65,536 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 47,360 | 72% | 17 | |
| Business | 16,896 | 26% | 41 | |
| Hosting | 1,280 | 2.0% | 5 |
Network & registry
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
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 210.122.0.0/20 | AS9772 | RADB | contact [email protected] if necessary | MAINT-AS3786 | Nov 13, 2023 |
| 210.122.0.0/20 | AS9952 | RADB | SejongTelecom.co.ltd | MAINT-AS4670 | Nov 13, 2023 |
| 210.122.0.0/20 | AS4670 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Jan 12, 2005 |
| 210.122.32.0/20 | AS9952 | RADB | SejongTelecom.co.ltd | MAINT-AS4670 | Nov 13, 2023 |
| 210.122.38.0/24 | AS9844 | RADB | contact [email protected] if necessary | MAINT-AS3786 | Nov 13, 2023 |
| 210.122.44.0/24 | AS9844 | RADB | contact [email protected] if necessary | MAINT-AS3786 | Nov 13, 2023 |
| 210.122.58.0/24 | AS4961 | RADB | contact [email protected] if necessary | MAINT-AS3786 | Nov 13, 2023 |
| 210.122.68.0/24 | AS10047 | RADB | contact [email protected] if necessary | MAINT-AS3786 | Nov 13, 2023 |
| 210.122.68.0/24 | AS4670 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Jan 7, 2005 |
| 210.122.83.0/24 | AS9844 | RADB | contact [email protected] if necessary | MAINT-AS3786 | Nov 13, 2023 |
| 210.122.84.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.84.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.84.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.84.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.84.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.85.0/24 | AS38123 | RADB | AS38123 customer's prefix | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.86.0/23 | AS18311 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| 210.122.86.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.86.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.86.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.86.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.86.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.87.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.87.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.87.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.87.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.87.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.88.0/24 | AS10037 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| 210.122.88.0/24 | AS38669 | RADB | AS38669 | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.88.0/24 | AS3809138669 | RADB | AS3809138669 | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.93.0/24 | AS9848 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.94.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.94.0/24 | AS17569 | RADB | contact [email protected] if necessary | MAINT-AS3786 | Nov 13, 2023 |
| 210.122.94.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.94.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.94.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.94.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.96.0/20 | AS9578 | RADB | Proxy-registered route object | MAINT-AS3491 | Mar 28, 2025 |
| 210.122.96.0/21 | AS9578 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| 210.122.100.0/23 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Jun 4, 2004 |
| 210.122.104.0/22 | AS9578 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| 210.122.108.0/23 | AS9578 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| 210.122.117.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.117.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.117.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.117.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.117.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.174.0/24 | AS38123 | RADB | AS38123 customer's prefix | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.175.0/24 | AS38123 | RADB | AS38123 customer's prefix | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.186.0/23 | AS18311 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| 210.122.186.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.186.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.186.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.186.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.186.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.187.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.187.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.187.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.187.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.187.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.191.0/24 | AS9318 | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| 210.122.191.0/24 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 210.122.191.0/24 | AS9318 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| 210.122.191.0/24 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 210.122.191.0/24 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.196.0/24 | AS4670 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Jan 7, 2005 |
| 210.122.210.0/23 | AS9848 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Aug 19, 2005 |
| 210.122.211.0/24 | AS4670 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Jan 7, 2005 |
| 210.122.225.0/24 | AS4670 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Jan 7, 2005 |
Whois
Registration for this announcement
- Range
- 210.122.0.0/16
- Netname
- SEJONG-KR
- Registrant
- Sejong Networks
- Registrant country
- KR
- Organization
- Sejong Networks
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Nov 26, 1996
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR