View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	42.194.12.0/24	Thomson Reuters (Beijing) Technology Development Co., Ltd.

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy pedantic_vaughan

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4847	China Telecom Beijing Province Network	✔	✘

---

Peers

	ASN	Description	IPv4	IPv6
	AS4847	China Telecom Beijing Province Network	✔	✘
	AS10099	China Unicom Global	✔	✘

aut-num:        AS139183
as-name:        TRLCNET
descr:          Thomson Reuters (Beijing) Technology Development Co. Ltd
country:        CN
admin-c:        WL3094-AP
tech-c:         WL3094-AP
abuse-c:        AC1601-AP
mnt-lower:      MAINT-CNNIC-AP
mnt-routes:     MAINT-CNNIC-AP
mnt-by:         MAINT-CNNIC-AP
mnt-irt:        IRT-TRLCNET-CN
last-modified:  2023-11-28T00:58:29Z
source:         APNIC

Last Update: 2026-06-08T03:22:29Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-ctbj	150