AS Number
AS204921
AS Name
YunZheng-Network
Org Name
zhenyun sun
Registry

ripe

RegDate

Updated

2026-03-05T15:29:31Z

AS204921 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

5

IPv4 NUMs

512

IPv6 NUMs(/64)

1,048,576

512 IPv4 Addresses
CIDR Description IP Num
142.249.114.0/24
ZHENYUN SUN RESEARCH NETWORK 256
142.249.114.0/23
YunMee Network - Overseas (C11393603) 512
142.249.115.0/24
ZHENYUN SUN RESEARCH NETWORK 256
CIDR Description IP NUMs(prefix /64)
2a0e:aa07:e250::/44
ROA Signed and Valid IRR InValid
zhenyun sun 1048576
2a0e:aa07:e251::/48
ROA Signed and Valid IRR InValid
zhenyun sun 65536
2a0e:aa07:e252::/48
ROA Signed and Valid IRR InValid
zhenyun sun 65536
2a0e:aa07:e253::/48
ROA Signed and Valid IRR InValid
zhenyun sun 65536
2a0e:aa07:e254::/48
ROA Signed and Valid IRR InValid
zhenyun sun 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS209306 SOHANET - Jin Shaohai, CN China 256 3,211,264 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 457,216 282,636,229,083,136 IPv4 IPv4 IPv6 IPv6
AS36530 FUTURE-LAIN - IDC Cube, US United States 9,472 3,801,088 IPv4 IPv4 IPv6 IPv6
AS59105 HOMENOC - Home NOC Operators Group, JP Japan 2,048 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS204211 LOCYAN-NETWORK-AS - Hangzhou Yingyun Network Technology Co., Ltd., CN China 0 524,288 IPv4 IPv4 IPv6 IPv6
AS204844 NCSE-NETWORK-Global - NCSE NETWORK LTD, GB United Kingdom 512 289,472,512 IPv4 IPv4 IPv6 IPv6
AS216211 CYBERVERSE-BACKBONE - CYBERVERSE LLC, US United States 6,912 19,595,264 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS202734 Tianshome - Junqi Tian, CA Canada 0 0 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Singapore Impart IX - Impart Internet Exchange 185.0.34.120 1 Gbps 2025-10-11 16:41:21

Private Peering Facilities

Country/Region Name City Website Updated
Equinix HK2 - Hong Kong Kwai Chung https://www.equinix.com/locations/asia-colocation/hong-kong-colocation/hong-kong-data-center/hk2/ 2025-10-10 19:21:29
HKBN World Peace Centre Kwai Chung https://www.hkbnes.net/ 2025-10-10 19:25:10
Equinix TY1 - Tokyo Tokyo https://www.equinix.com/locations/asia-colocation/japan-colocation/tokyo-data-centers/ty1/ 2025-10-10 19:25:24
Equinix MO2 - Monterrey Apodaca https://www.equinix.lat/ 2025-10-11 16:15:43
Equinix TY9 - Tokyo Tokyo https://www.equinix.com/locations/asia-colocation/japan-colocation/tokyo-data-centers/ty9/ 2025-10-11 16:15:54
Docklands Data Centre London https://www.docklands-dc.com/ 2025-10-11 16:20:50
as-block:       AS203940 - AS205662
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE



aut-num:        AS204921
as-name:        YunZheng-Network
descr:          Yunzheng.Space Research Network
remarks:        Geofeed: https://files.yunzheng.space/webdav/geofeed.csv
org:            ORG-ZS89-RIPE
remarks:        ==================================================
remarks:        | UPSTREAMS
remarks:        ==================================================
remarks:        | RAID NETWORK - TPE
mp-import:      afi any.unicast from AS18423 accept ANY
mp-export:      afi any.unicast to AS18423 announce AS-YUNZHENG
remarks:        | NCSE.TW NETWORK - TPE
mp-import:      afi any.unicast from AS204844 accept ANY
mp-export:      afi any.unicast to AS204844 announce AS-YUNZHENG
remarks:        | IDC Cube - HKG
mp-import:      afi any.unicast from AS36530 accept ANY
mp-export:      afi any.unicast to AS36530 announce AS-YUNZHENG
remarks:        | Sky Digital Co., Ltd. - TPE
mp-import:      afi any.unicast from AS134823 accept ANY
mp-export:      afi any.unicast to AS134823 announce AS-YUNZHENG
remarks:        | MoeDove LLC - TPE
mp-import:      afi any.unicast from AS44324 accept ANY
mp-export:      afi any.unicast to AS44324 announce AS-YUNZHENG
remarks:        ==================================================
remarks:        | INTERNET EXCHNAGE POINTS
remarks:        ==================================================
remarks:        - CXIX | Great Lakes
mp-import:      from AS402298 accept ANY
mp-export:      to AS402298 announce AS-YUNZHENG
remarks:        - STUIX | stuix.io
mp-import:      from AS38855 accept ANY
mp-export:      to AS38855 announce AS-YUNZHENG
remarks:        - TPIX-TW | tpix.net.tw
mp-import:      from AS10133 accept ANY
mp-export:      to AS10133 announce AS-YUNZHENG
remarks:        =================================================
sponsoring-org: ORG-ANL45-RIPE
admin-c:        ZS2129-RIPE
tech-c:         ZS2129-RIPE
remarks:        b222bfa2d373adb3b9314a52c0f4512b
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ZHNET-MNT
mnt-by:         ZYS-MNT
created:        2025-10-10T09:11:08Z
last-modified:  2026-05-29T02:43:28Z
source:         RIPE

organisation:   ORG-ZS89-RIPE
remarks:        ====================================
org-name:       zhenyun sun
descr:          zhenyun.sun - YunZheng.Space/Network
remarks:        ====================================
country:        GB
reg-nr:         Not Applicable
language:       EN
language:       ZH
remarks:        ====================================
org-type:       OTHER
address:        Tartu mnt 67/1-13b, Harjuuma
address:        10115
address:        Tallinn
address:        Estonia
phone:          +852-31651702
e-mail:         noc@as204921.net
remarks:        ====================================
admin-c:        ZS2129-RIPE
tech-c:         ZS2129-RIPE
abuse-c:        ACRO61962-RIPE
mnt-ref:        ZYS-MNT
mnt-by:         ZYS-MNT
mnt-ref:        JIANYUELAB-STAFF-MNT
created:        2025-10-06T22:27:35Z
last-modified:  2026-05-13T05:35:32Z
source:         RIPE

person:         ZHENYUN SUN
address:        67-1/13b Tartu mnt, Harjumma, Tallinn, Estonia
e-mail:         edward.sun@areapac.com
phone:          +852-31651702
nic-hdl:        ZS2129-RIPE
mnt-by:         ZYS-MNT
created:        2025-10-06T22:24:20Z
last-modified:  2026-04-27T08:14:30Z
source:         RIPE