CHINA 21ViaNet Inc

CHINA-21ViaNet-Inc
Data as of 2026-09-27
Registry
This organisation
Netblocks116 · 1,349,888 IPv4 addresses
IPv6 1 prefix (largest 2403:a200::/32)
Record ID246879894
RegistryAPNIC
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution Registry record
Shared handles clustered on 18 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (116)

⬇ export CSV
CIDR Org name Registry Status Confidence
42.158.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
58.82.0.0/17 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
58.83.0.0/17 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
58.83.128.0/17 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
58.83.128.0/18 CHINA-21VIANET APNIC ALLOCATED NON-PORTABLE ● low
59.151.0.0/17 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
59.191.0.0/17 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
60.28.193.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.194.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.195.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.196.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.197.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.198.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.199.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.200.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.201.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.202.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.203.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.204.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.205.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.206.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.207.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.208.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.209.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.210.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.211.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.212.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.213.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.214.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.215.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.216.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.217.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.218.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.219.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.220.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.221.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.222.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.28.223.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.224.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.225.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.226.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.227.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.228.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.229.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.230.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.231.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.232.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.233.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.234.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.235.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.236.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.237.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.238.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.239.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.240.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.241.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.242.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.243.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.244.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.245.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.246.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.247.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.248.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.249.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.250.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.251.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.252.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.253.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.254.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
60.29.255.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
101.134.0.0/15 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
103.247.168.0/22 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
118.30.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
118.195.0.0/17 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
120.132.128.0/17 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
120.132.192.0/23 CHINA-21VIANET APNIC ASSIGNED NON-PORTABLE ● low
120.133.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
120.134.0.0/15 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
123.61.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
124.250.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
124.250.0.0/15 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
124.251.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
125.39.24.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.25.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.26.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.27.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.216.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.217.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.218.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.219.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.220.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.221.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.222.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
125.39.223.0/24 CHINA-21ViaNet-Inc APNIC ASSIGNED NON-PORTABLE ● low
167.189.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
182.174.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
182.175.0.0 – 182.175.239.255 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
182.175.240.0/23 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
182.175.242.0/23 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
183.84.0.0/15 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
203.196.0.0/21 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
210.77.128.0/19 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.99.160.0 – 211.99.223.255 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.99.160.0/19 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.99.192.0/19 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.148.17.0/24 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.148.18.0/23 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.148.20.0/22 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.148.24.0/23 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.148.27.0/24 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.148.28.0/22 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.151.0.0/16 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.152.0.0/19 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
211.152.8.0/23 CHINA-21VIANET APNIC ASSIGNED NON-PORTABLE ● low
211.152.64.0/18 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low
2403:a200::/32 CHINA-21VIANET APNIC ALLOCATED PORTABLE ● low

IPv6 ranges (1)

Footprint over time

14 weekly snapshots · JSON
116 0 netblocks since 2026-07-05
2026-07-05 peak 116 2026-09-27

Other domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: A how networks compare →
96.6% of checked blocks have valid RPKI ROA coverage (112 of 116)
Possible discrepancies (75)

These blocks are registered to CHINA-21ViaNet-Inc but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

60.28.193.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.194.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.195.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.196.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.197.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.198.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.199.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.200.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.201.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.202.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.203.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.204.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.205.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.206.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
60.28.207.0/24 /24 authorized for AS4837 — CNCGROUP IP network of ShangHai IDC
+60 more — see the REST API

NIC Handles

AC1601-AP AC2798-AP AF755-AP BW667-AP HZ19-AP HZ19-AP MAINT-CN-BLUESKY MAINT-CN-YANGYT MAINT-CNCGROUP-TJ MAINT-CNNIC-AP ML1808-AP ML2382-AP +6 more