Data as of Nov 8, 2026

203.90.137.0/24

No anonymizer space · no proxy exits in 30 days

Daqing zhongji petroleum telecommunication construction limited cpmpany · space held by Daqing Zhongji Petroleum Communication

Announcement

RPKI valid

Announced by

Type

Business

Risk

0 / 100 · Low

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
203.90.128.0 - 203.90.223.255	24,576	DQTNET	Daqing Zhongji Petroleum Communication	ALLOCATED PORTABLE	—	ipas@cnnic.cn
└ 203.90.137.0/24	256	DQTC	Da Qing Teachers College	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via DQTNET

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Announced by

Prefix: 203.90.128.0/20
Announced by: AS17968 Daqing zhongji petroleum telecommunication construction limited cpmpany
Type: Business
RPKI: RPKI valid
Netname: DQTNET
Registrant: Daqing Zhongji Petroleum Communication
RIR: APNIC

Origin network

Name: Daqing zhongji petroleum telecommunication construction limited cpmpany
Type: Business
Registered: Sep 25, 2001
Domain: dqt.com.cn
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed