dayumedia.cn - robtex.com

dayumedia.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=2034668478

DNS History

3 records (0 active, 3 former)

201820192020202120222023202420252026NSchinanet-86c885A27.54.255.249CNAMEexpire.dmctr.cn
○NSchinanet-86c8852017-05-29 → 2026-02-17 · 4 obs
● 2017-05-29 00:59:48
● 2026-02-17 02:33:14
○ 2026-03-15 01:48:52
○ 2026-04-14 05:58:42
○A27.54.255.2492017-05-29 → 2026-02-17 · 4 obs
● 2017-05-29 00:59:48
● 2026-02-17 02:33:14
○ 2026-03-15 01:48:52
○ 2026-04-14 05:58:42
○CNAMEexpire.dmctr.cn2026-02-17 → 2026-02-17 · 3 obs
● 2026-02-17 02:33:14
○ 2026-03-15 01:48:52
○ 2026-04-14 05:58:42

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:203.119.25.1

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: 3688ms | Queries: -

📄 Records

TypeCountSample Data