`liuyuning.com`

DNSSEC	⚠️ Not signed
NS	`dns1.4cun.com` ⭐
		A	2408:4005:3dc:af00:a6be:339e:a1a0:ceb7^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	61.172.183.74^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
NS	`dns.4cun.com` ⚠️ Not in zone NS records
NS	`dns2.51dns.top` ⚠️ Not in zone NS records
		A	2408:4005:3dc:af00:a6be:339e:a1a0:ceb7^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	219.138.102.210^{🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang}
SOA	`dns.4cun.com`admin@liuyuning.com serial=1772526935

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776016222

Same first word

liuyuning.com

Similar names

yunguilin.com

DNS History

3 records (3 active, 0 former)

●NSdns.4cun.com2015-08-10 → 2026-04-12 · 2 obs

● 2015-08-10 00:51:22
● 2026-04-12 17:55:04

●NSdns1.4cun.com2026-03-09 → 2026-04-12 · 3 obs

○ 2015-08-10 00:51:22
● 2026-03-09 23:31:42
● 2026-04-12 17:55:04

●NSdns2.51dns.top2026-03-09 → 2026-04-12 · 3 obs

○ 2015-08-10 00:51:22
● 2026-03-09 23:31:42
● 2026-04-12 17:55:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
liuyuning.com	dns1.4cun.com, dns2.51dns.top	2 records

✅ Authoritative Response

Server:61.172.183.74

NS records: dns1.4cun.com, dns2.51dns.top

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for liuyuning.com (unsigned zone)

⏱️ Timing

Total: 1501ms | Queries: -

📄 Records

Type	Count	Sample Data
SOA	1	`dns.4cun.com admin.liuyuning.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.4cun.com, dns1.4cun.com)

Analysis

Name Servers

The delegation for liuyuning.com is handled by three name servers: dns1.4cun.com, dns.4cun.com and dns2.51dns.top.

liuyuning.com at least partially shares name servers with other domains, for instance shenbo.com, yqhbh.com, ocean-city.com.cn, aicc-edu.com and dybz.cn.

These name servers are commonly used together with the name servers dns3.4cun.com, dns4.51dns.top, dns7.4cun.com, dns2.4cun.com, dns8.51dns.top, ns3.4cun.com, ns4.4cun.com, dns6.51dns.top, dns5.4cun.com and ns1.4cun.com.

Host names with two IP numbers:

dns1.4cun.com points to: 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 61.172.183.74.

dns2.51dns.top points to: 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 219.138.102.210.

Names pointing to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7: dns1.4cun.com and dns2.51dns.top.

liuyuning.com - robtex.com

liuyuning.com

com