czo.ac.cn - robtex.com

czo.ac.cn

DNSSEC⚠️ Not signed

ac.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2027268821
WOT: SAFE (94/100)

Same first word

czo.de
czo.eu
czo.pl
czo.net
czo.co
czo.in
czo.biz
czo.org
czo.nl
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czo.cc

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DNS History

2 records (0 active, 2 former)

NSdns7.expirenotification.comdns8.expirenotification.com
○NSdns7.expirenotification.com2026-05-01 → 2026-05-03 · 3 obs
● 2026-05-01 14:51:22
● 2026-05-03 10:05:26
○ 2026-05-11 00:47:04
○NSdns8.expirenotification.com2026-05-01 → 2026-05-03 · 3 obs
● 2026-05-01 14:51:22
● 2026-05-03 10:05:26
○ 2026-05-11 00:47:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-

✅ Authoritative Response

Server:203.119.28.1

NS records: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1007ms | Queries: -

📄 Records

TypeCountSample Data