`a40yc2.cn`

DNSSEC	⚠️ Not signed
A	177.210.112.156^{🇧🇷 UNSPECIFIED160.0.0.0/3}
NS	`ns1.nowcndns.com` ⭐
		A	1.193.216.204^{🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network}
		A	218.98.111.129^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	218.98.111.138^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.nowcndns.com`
		A	61.158.128.11^{🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network}
			PTR	`11.128.158.61.ha.cnc`
		A	183.253.57.202^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.38^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`ns1.nowcndns.com`admin@nowcndns.com serial=1774498554

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034669271

Same first word

a40yc2.cn

DNS History

4 records (3 active, 1 former)

●NSns1.nowcndns.com2026-03-19 → 2026-04-14 · 2 obs

● 2026-03-19 07:22:18
● 2026-04-14 10:16:56

●NSns2.nowcndns.com2026-03-19 → 2026-04-14 · 2 obs

● 2026-03-19 07:22:18
● 2026-04-14 10:16:56

○A154.214.180.1342026-03-19 → 2026-03-19 · 4 obs

● 2026-03-19 07:22:18
● 2026-03-19 12:25:38
○ 2026-04-14 10:16:54
○ 2026-04-14 10:16:56

●A177.210.112.1562026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-19 12:25:38
● 2026-04-14 10:16:54
● 2026-04-14 10:16:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
a40yc2.cn	ns1.nowcndns.com, ns2.nowcndns.com	-

✅ Authoritative Response

Server:1.193.216.204

NS records: ns1.nowcndns.com, ns2.nowcndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a40yc2.cn (unsigned zone)

⏱️ Timing

Total: 1233ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.210.112.156`
NS	2	`ns1.nowcndns.com, ns2.nowcndns.com`
SOA	1	`ns1.nowcndns.com admin.nowcndns.com`

Analysis

IP Addresses

a40yc2.cn points to a single IP number: 177.210.112.156.

Name Servers

Delegation for a40yc2.cn rests with two name servers, ns1.nowcndns.com and ns2.nowcndns.com.

a40yc2.cn shares the same name server setup as other domains, including fhm88.cn, mnrf.cn, qdxly.com.cn, dbyxb.cn and xpsmm.cn.

Host names with three IP numbers: The host name ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138; The host name ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38.

a40yc2.cn - robtex.com

a40yc2.cn

cn