Data as of Nov 6, 2026
121.59.0.0/16
No anonymizer space · no proxy exits in 30 daysAnnounced only in parts
Announcement
11 inside
Type
Internet provider
95% of it
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 |
|---|---|---|---|---|
| 121.59.4.0/22 since Jun 2026 | AS4809 | Internet provider | Chinatelecom Next Carrying Network backbone | |
| 121.59.4.0/24 since Feb 2010 | AS4809 | Internet provider | Chinatelecom Next Carrying Network backbone | |
| 121.59.8.0/21 since Apr 2013 | AS4809 | Internet provider | Chinatelecom Next Carrying Network backbone | |
| 121.59.38.0/24 since Apr 2023 | AS23764 | Internet provider | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone | |
| 121.59.100.0/24 since Jun 2021 | AS23764 | Internet provider | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone | |
| 121.59.106.0/24 since Sep 2021 | AS23764 | Internet provider | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone | |
| 121.59.109.0/24 since Jan 2022 | AS23764 | Internet provider | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone | |
| 121.59.120.0/24 since Apr 2021 | AS23764 | Internet provider | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone | |
| 121.59.122.0/24 since Dec 2021 | AS23764 | Unknown | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone | |
| 121.59.124.0/24 since Dec 2021 | AS23764 | Internet provider | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone | |
| 121.59.140.0/24 since May 2021 | AS23764 | Internet provider | Chinatelecom Next Carrying Network backbone via Chinatelecom Next Carrying Network backbone |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
5,120 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 4,864 | 95% | 10 | |
| Unknown | 256 | 5.0% | 1 |