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Autonomous System

AS37965

Pacnet Business Solutions LTD

Announced IPs
22,272
CIDR prefixes
32
ASN
AS37965

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

53/100
Caution
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 15 MOAS prefixes — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS37965 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
222.126.128.0/17 AS7468, AS37965 2026-11-12 15:24:02
222.126.174.0/24 AS7468, AS37965 2026-11-12 15:24:02
222.126.184.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.244.0/24 AS7468, AS37965 2026-11-12 15:24:02
222.126.241.0/24 AS7468, AS37965 2026-11-12 15:24:02
222.126.180.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.242.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.178.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.182.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.156.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.240.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.244.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.214.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.166.0/23 AS7468, AS37965 2026-11-12 15:24:02
222.126.174.0/23 AS7468, AS37965 2026-11-12 15:24:02

Network profile

Source: PeeringDB →
Network type Enterprise
Geographic scope Not Disclosed
Traffic ratio Balanced
Peering policy Open

Present at 4 internet exchanges: NNIX, CNIX (Qianhai, Shenzhen), SHIXP, CNIX

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
222.126.160.0/21 2.0K
99.5%
Pacnet Business Solutions LTD CN — —
222.126.248.0/21 2.0K
99.6%
Pacnet Business Solutions LTD CN Shanghai Shanghai
222.126.128.0/22 1.0K
100.0%
Pacnet Business Solutions LTD CN — —
222.126.140.0/22 1.0K
99.6%
Pacnet Business Solutions LTD CN — —
222.126.148.0/22 1.0K
99.5%
Pacnet Business Solutions LTD CN Shanghai Shanghai
222.126.152.0/22 1.0K
99.6%
Pacnet Business Solutions LTD CN Shanghai Shanghai
222.126.160.0/22 1.0K
99.4%
Pacnet Business Solutions LTD CN — —
222.126.168.0/22 1.0K
99.0%
Pacnet Business Solutions LTD CN — —
222.126.180.0/22 1.0K
99.6%
Pacnet Business Solutions LTD CN Shanghai Shanghai
222.126.184.0/22 1.0K
99.6%
Pacnet Business Solutions LTD CN Guangdong Shenzhen
222.126.192.0/22 1.0K
99.6%
Pacnet Business Solutions LTD CN — —
222.126.200.0/22 1.0K
99.6%
Pacnet Business Solutions LTD CN — —
222.126.236.0/22 1.0K
99.5%
Pacnet Business Solutions LTD CN — —
222.126.132.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.138.0/23 512
99.4%
Pacnet Business Solutions LTD CN — —
222.126.146.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.154.0/23 512
99.6%
Pacnet Business Solutions LTD CN Shanghai Shanghai
222.126.158.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.164.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.172.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.176.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.188.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.196.0/23 512
99.0%
Pacnet Business Solutions LTD CN — —
222.126.208.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.212.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.216.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.228.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.234.0/23 512
99.6%
Pacnet Business Solutions LTD CN — —
222.126.246.0/23 512
99.4%
Pacnet Business Solutions LTD CN — —
139.220.199.0/24 256
98.4%
Pacnet Business Solutions LTD CN — —
222.126.134.0/24 256
99.6%
Pacnet Business Solutions LTD CN — —
222.126.144.0/24 256
99.6%
Pacnet Business Solutions LTD CN — —
222.126.153.0/24 256
99.6%
Pacnet Business Solutions LTD CN Shanghai Shanghai
222.126.179.0/24 256
99.6%
Pacnet Business Solutions LTD CN — —
222.126.243.0/24 256
99.6%
Pacnet Business Solutions LTD CN Shanghai Shanghai
222.126.245.0/24 256
99.2%
Pacnet Business Solutions LTD CN — —
222.126.152.0/25 128
100.0%
Pacnet Business Solutions LTD CN — —
222.126.152.128/26 64
100.0%
Pacnet Business Solutions LTD CN — —
222.126.152.224/27 32
100.0%
Pacnet Business Solutions LTD CN — —
222.126.152.192/28 16
100.0%
Pacnet Business Solutions LTD CN — —
222.126.152.208/29 8
100.0%
Pacnet Business Solutions LTD CN — —
222.126.152.220/30 4
100.0%
Pacnet Business Solutions LTD CN — —
222.126.152.216/32 1
100.0%
Pacnet Business Solutions LTD CN — —
222.126.152.217/32 1
100.0%
Pacnet Business Solutions LTD HK — —
222.126.152.218/32 1
100.0%
Pacnet Business Solutions LTD HK — —
222.126.152.219/32 1
100.0%
Pacnet Business Solutions LTD CN — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS37965 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
222.126.183.0/24 63,013 2026-11-12 15:17:10
222.126.249.0/24 57,870 2026-11-12 15:17:10
222.126.128.0/23 57,302 2026-11-12 15:17:10
222.126.182.0/24 57,149 2026-11-12 15:17:11
222.126.180.0/24 57,107 2026-11-12 15:17:10
222.126.255.0/24 57,018 2026-11-12 15:17:10
222.126.254.0/23 56,769 2026-11-12 15:17:10
222.126.172.0/23 56,701 2026-11-12 15:17:10
222.126.181.0/24 56,611 2026-11-12 15:17:10
222.126.173.0/24 56,062 2026-11-12 15:17:10
222.126.212.0/23 56,041 2026-11-12 15:17:10
222.126.171.0/24 55,843 2026-11-12 15:17:10
222.126.162.0/23 55,832 2026-11-12 15:17:10
222.126.164.0/24 55,795 2026-11-12 15:17:10
222.126.150.0/24 55,412 2026-11-12 15:17:10
222.126.179.0/24 55,348 2026-11-12 15:17:10
222.126.176.0/23 55,042 2026-11-12 15:17:10
222.126.236.0/23 54,878 2026-11-12 15:17:10
222.126.148.0/23 54,874 2026-11-12 15:17:10
222.126.168.0/23 54,782 2026-11-12 15:17:10
222.126.194.0/23 54,770 2026-11-12 15:17:10
222.126.150.0/23 54,611 2026-11-12 15:17:10
222.126.170.0/23 54,435 2026-11-12 15:17:10
222.126.138.0/24 54,424 2026-11-12 15:17:10
222.126.243.0/24 54,395 2026-11-12 15:17:10
222.126.250.0/23 54,295 2026-11-12 15:17:10
222.126.216.0/24 54,185 2026-11-12 15:17:10
222.126.141.0/24 54,180 2026-11-12 15:17:10
222.126.132.0/23 53,960 2026-11-12 15:17:10
222.126.234.0/23 53,941 2026-11-12 15:17:10
222.126.196.0/23 53,882 2026-11-12 15:17:10
222.126.144.0/24 53,815 2026-11-12 15:17:10
222.126.248.0/24 53,810 2026-11-12 15:17:10
222.126.239.0/24 53,452 2026-11-12 15:17:10
222.126.186.0/23 53,296 2026-11-12 15:17:10
222.126.142.0/23 52,714 2026-11-12 15:17:10
222.126.238.0/23 52,711 2026-11-12 15:17:10
222.126.170.0/24 52,694 2026-11-12 15:17:10
222.126.154.0/23 52,556 2026-11-12 15:17:10
222.126.246.0/23 52,526 2026-11-12 15:17:10
222.126.164.0/23 52,246 2026-11-12 15:17:10
222.126.228.0/23 52,155 2026-11-12 15:17:10
222.126.216.0/23 52,024 2026-11-12 15:17:10
222.126.158.0/23 51,850 2026-11-12 15:17:10
222.126.200.0/23 51,627 2026-11-12 15:17:10
222.126.140.0/23 51,512 2026-11-12 15:17:10
222.126.208.0/23 51,333 2026-11-12 15:17:10
222.126.160.0/23 51,091 2026-11-12 15:17:10
222.126.130.0/23 51,048 2026-11-12 15:17:10
222.126.152.0/23 50,895 2026-11-12 15:17:10

Showing top 50 of 85 announced prefixes by sample volume.

Frequently Asked Questions

What is AS37965?

AS37965 is an Autonomous System Number assigned to Pacnet Business Solutions LTD. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS37965 announce?

AS37965 announces 22.3K IPv4 addresses distributed across 32 routed CIDR prefixes. The network is registered in China.

Who operates AS37965?

AS37965 is operated by Pacnet Business Solutions LTD. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.

What country is AS37965 registered in?

AS37965 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-12 15:24:06 UTC
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