How often is .cn telemetry updated on PolScan?

PolScan updates .cn telemetry daily to detect newly observed domains, expiring records, and nameserver changes.

.CN (China) Domain Analytics & DNS Telemetry (2026)

Name: .CN (China) Domain Analytics & DNS Telemetry
Creator: PolScan
License: https://polscan.com/terms

Indexed Extension & Sub-domain Suffixes

All Suffixes (150,273).cn (67,876).com.cn (55,677).org.cn (12,281).net.cn (7,090).gov.cn (1,644).edu.cn (1,533).hl.cn (1,528).hi.cn (1,028).ac.cn (293).sh.cn (241).tj.cn (221).hk.cn (143)

Interactive Domain Explorer

.cn Domain Directory & Filter Lab

Filter by character length, clean letters (no digits or hyphens), keyword pattern, and extension suffix.

Free sample CSV (500) Download filtered CSV (150 rows)

In this sample, 29 of 500 rows have nameserver data and 0 have a detected mail provider.

CSV download includes matching rows 1–150 of 293. Pro includes every matching row across downloadable parts.

Keyword / Pattern

Registered After (From)

Registered Before (To)

Length

Characters

Extension Suffix

Showing 1 – 20 of 293 matching .cn domains Free Preview

.ac.cn

Page 1 of 1 (Free Tier)

Domain Name	Extension Suffix	Registered	Length & Type	WHOIS
ipe.ac.cn .ac.cn 3 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	3 chars 🔤 Letters Only	WHOIS →
ntsc.ac.cn .ac.cn 4 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	4 chars 🔤 Letters Only	WHOIS →
eb.ac.cn .ac.cn 2 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	2 chars 🔤 Letters Only	WHOIS →
caict.ac.cn .ac.cn 5 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	5 chars 🔤 Letters Only	WHOIS →
lingxiao.ac.cn .ac.cn 8 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	8 chars 🔤 Letters Only	WHOIS →
ucas.ac.cn .ac.cn 4 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	4 chars 🔤 Letters Only	WHOIS →
ihep.ac.cn .ac.cn 4 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	4 chars 🔤 Letters Only	WHOIS →
ia.ac.cn .ac.cn 2 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	2 chars 🔤 Letters Only	WHOIS →
baai.ac.cn .ac.cn 4 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	4 chars 🔤 Letters Only	WHOIS →
91chuanmei.ac.cn .ac.cn 10 chars 🔢 Numeric WHOIS →	.ac.cn	Unknown	10 chars 🔢 Numeric	WHOIS →
age-dongman.ac.cn .ac.cn 11 chars ➖ Hyphenated WHOIS →	.ac.cn	Unknown	11 chars ➖ Hyphenated	WHOIS →
bandaosport.ac.cn .ac.cn 11 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	11 chars 🔤 Letters Only	WHOIS →
bd-sports.ac.cn .ac.cn 9 chars ➖ Hyphenated WHOIS →	.ac.cn	Unknown	9 chars ➖ Hyphenated	WHOIS →
bdsport.ac.cn .ac.cn 7 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	7 chars 🔤 Letters Only	WHOIS →
bjcs.ac.cn .ac.cn 4 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	4 chars 🔤 Letters Only	WHOIS →
bnb-binance.ac.cn .ac.cn 11 chars ➖ Hyphenated WHOIS →	.ac.cn	Unknown	11 chars ➖ Hyphenated	WHOIS →
changzhangzy.ac.cn .ac.cn 12 chars 🔤 Letters Only WHOIS →	.ac.cn	Unknown	12 chars 🔤 Letters Only	WHOIS →
chengr-wang.ac.cn .ac.cn 11 chars ➖ Hyphenated WHOIS →	.ac.cn	Unknown	11 chars ➖ Hyphenated	WHOIS →
dingxiang-yingshi.ac.cn .ac.cn 17 chars ➖ Hyphenated WHOIS →	.ac.cn	Unknown	17 chars ➖ Hyphenated	WHOIS →
duanju51-2.ac.cn .ac.cn 10 chars Mixed WHOIS →	.ac.cn	Unknown	10 chars Mixed	WHOIS →