tucd.cn - robtex.com

tucd.cn

DNSSEC⚠️ Not signed

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2035096282

Same first word

tucd.cn

Similar names

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dtcu.com
uctd.com.cn
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cdut.com
tudc.shop
dcut.com
duct.co.kr
duct.ca
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cdut.com.cn
dutc.cn
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cdut.kiev.ua
duct.eu
dcut.co.il
cdut.cn
duct.mobi
ctdu.cn
dtcu.cn
cutd.com
dctu.net

DNS History

16 records (0 active, 16 former)

2017201820192020202120222023202420252026NSalice.ns.cloudflare.comdns1.iidns.comdns10.hichina.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comdns9.hichina.comjosh.ns.cloudflare.comA123.108.110.78188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::47.89.58.32
○NSalice.ns.cloudflare.com2026-07-15 → 2026-07-15 · 3 obs
○ 2017-06-21 20:28:28
● 2026-07-15 19:30:22
○ 2026-07-27 10:32:24
○NSdns1.iidns.com2016-09-16 → 2016-09-16 · 3 obs
● 2016-09-16 14:31:42
○ 2017-06-21 20:28:28
○ 2026-07-27 10:32:24
○NSdns10.hichina.com2017-06-21 → 2017-06-21 · 4 obs
○ 2016-09-16 14:31:42
● 2017-06-21 20:28:28
○ 2026-07-15 19:30:22
○ 2026-07-27 10:32:24
○NSdns2.iidns.com2016-09-16 → 2016-09-16 · 3 obs
● 2016-09-16 14:31:42
○ 2017-06-21 20:28:28
○ 2026-07-27 10:32:24
○NSdns3.iidns.com2016-09-16 → 2016-09-16 · 3 obs
● 2016-09-16 14:31:42
○ 2017-06-21 20:28:28
○ 2026-07-27 10:32:24
○NSdns4.iidns.com2016-09-16 → 2016-09-16 · 3 obs
● 2016-09-16 14:31:42
○ 2017-06-21 20:28:28
○ 2026-07-27 10:32:24
○NSdns5.iidns.com2016-09-16 → 2016-09-16 · 3 obs
● 2016-09-16 14:31:42
○ 2017-06-21 20:28:28
○ 2026-07-27 10:32:24
○NSdns6.iidns.com2016-09-16 → 2016-09-16 · 3 obs
● 2016-09-16 14:31:42
○ 2017-06-21 20:28:28
○ 2026-07-27 10:32:24
○NSdns9.hichina.com2017-06-21 → 2017-06-21 · 4 obs
○ 2016-09-16 14:31:42
● 2017-06-21 20:28:28
○ 2026-07-15 19:30:22
○ 2026-07-27 10:32:24
○NSjosh.ns.cloudflare.com2026-07-15 → 2026-07-15 · 3 obs
○ 2017-06-21 20:28:28
● 2026-07-15 19:30:22
○ 2026-07-27 10:32:24
○A123.108.110.782016-09-16 → 2016-09-16 · 3 obs
● 2016-09-16 14:31:42
○ 2017-06-21 20:28:28
○ 2026-07-27 10:32:24
○A188.114.96.02026-07-15 → 2026-07-15 · 4 obs
○ 2017-06-21 20:28:28
● 2026-07-15 19:30:22
○ 2026-07-19 07:08:46
○ 2026-07-27 10:32:24
○A188.114.97.02026-07-15 → 2026-07-15 · 4 obs
○ 2017-06-21 20:28:28
● 2026-07-15 19:30:22
○ 2026-07-19 07:08:46
○ 2026-07-27 10:32:24
○A2a06:98c1:3120::2026-07-15 → 2026-07-15 · 4 obs
○ 2017-06-21 20:28:28
● 2026-07-15 19:30:22
○ 2026-07-19 07:08:46
○ 2026-07-27 10:32:24
○A2a06:98c1:3121::2026-07-15 → 2026-07-15 · 4 obs
○ 2017-06-21 20:28:28
● 2026-07-15 19:30:22
○ 2026-07-19 07:08:46
○ 2026-07-27 10:32:24
○A47.89.58.322017-06-21 → 2017-06-21 · 4 obs
○ 2016-09-16 14:31:42
● 2017-06-21 20:28:28
○ 2026-07-15 19:30:22
○ 2026-07-27 10:32:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnb.dns.cn, a.dns.cn, d.dns.cn, e.dns.cn...-

✅ Authoritative Response

Server:203.119.25.1

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 539ms | Queries: -

📄 Records

TypeCountSample Data