`mail.lydh.com`

CNAME	`exmail.qq.com`
DNSSEC	⚠️ Not signed
NS	`ns-cmn1.qq.com` ⚠️ Not in parent delegation
		A	2402:4e00:111:ff4::3^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	42.187.235.2^{🇨🇳 TENCENT-NET-AP42.187.192.0/18 chinanet/CN2 TianJin province network}
		A	43.140.54.204^{🇨🇳 TENCENT-NET-AP43.140.0.0/18 Tencent Cloud Computing (Beijing) Co., Ltd 309 West Zone, 3F. 49 Zhichun Road. Haidian District.}
		A	43.142.212.27^{🇨🇳 TENCENT-NET-AP43.142.192.0/18}
NS	`ns-cnc1.qq.com` ⚠️ Not in parent delegation
		A	240e:e1:aa00:2002::3^{🇨🇳 SHANGHAITELECOM240e:e1:a000::/36 SHIDC}
		A	61.135.196.2^{🇨🇳 CHINA169-BJ61.135.196.0/24}
		A	140.207.180.96^{🇨🇳 UNICOM-SHFT-IDC140.207.180.0/24 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	157.255.6.102^{🇨🇳 UNICOM-GuangZhou-IDC157.255.6.0/24}
NS	`ns-os1.qq.com` ⚠️ Not in parent delegation
		A	2402:4e00:111:ff4::3^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	43.129.131.16^{🇸🇬 TENCENT-NET-AP-CN43.129.128.0/20}
		A	43.130.172.23^{🇸🇬 TENCENT-NET-AP-CN43.130.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.134.249.23^{🇸🇬 TENCENT-NET-AP-CN43.134.224.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.159.167.10^{🇺🇸 TENCENT-NET-AP-CN43.159.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.159.167.133^{🇺🇸 TENCENT-NET-AP-CN43.159.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.166.55.3^{🇸🇬 TENCENT-NET-AP-CN43.166.0.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	203.205.220.26^{🇭🇰 TENCENT-NET-AP-CN203.205.220.0/23 Proxy-registered route object}
NS	`ns-tel1.qq.com` ⚠️ Not in parent delegation
		A	240e:e1:aa00:2002::3^{🇨🇳 SHANGHAITELECOM240e:e1:a000::/36 SHIDC}
		A	14.116.238.220^{🇨🇳 CHINANET-BACKBONE14.112.0.0/12 China Telecom Network}
		A	49.7.250.139^{🇨🇳 CHINA-149.7.192.0/18 China Telecom Beijing Co. Ltd.}
		A	101.227.161.254^{🇨🇳 SHANGHAITELECOM101.227.161.0/24 SHIDC}

`lydh.com`

	CNAME	`lydh.com.w.kunlunpi.com`
	DNSSEC	⚠️ Not signed
	A	61.170.77.81^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	61.170.77.87^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	61.170.79.72^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	61.170.79.73^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	61.170.80.64^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	61.170.80.65^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	61.170.81.20^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	61.170.81.55^{🇨🇳 SHANGHAITELECOM61.170.64.0/18 Chinanet Shanghai}
	A	101.227.22.87^{🇨🇳 SHANGHAITELECOM101.227.22.0/24 SHIDC}
	A	101.227.22.88^{🇨🇳 SHANGHAITELECOM101.227.22.0/24 SHIDC}
	A	180.163.145.15^{🇨🇳 SHANGHAITELECOM180.163.145.0/24 SHIDC}
	A	180.163.145.16^{🇨🇳 SHANGHAITELECOM180.163.145.0/24 SHIDC}

WOT: SAFE (60/100)
WOT: SAFE (61/100)

Previously MX for

lydh.com

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DNS History

5 records (1 active, 4 former)

○MXmxbiz1.qq.com2016-04-29 → 2016-04-29 · 3 obs

● 2016-04-29 00:45:52
○ 2026-05-12 20:37:36
○ 2026-05-12 20:37:38

○MXmxbiz2.qq.com2016-04-29 → 2016-04-29 · 3 obs

● 2016-04-29 00:45:52
○ 2026-05-12 20:37:36
○ 2026-05-12 20:37:38

○A103.7.30.462015-05-12 → 2016-04-29 · 4 obs

● 2015-05-12 11:19:10
● 2016-04-29 00:45:52
○ 2026-05-12 20:37:36
○ 2026-05-12 20:37:38

●CNAMEexmail.qq.com2015-05-12 → 2026-05-12 · 2 obs

● 2015-05-12 11:19:10
● 2026-05-12 20:37:38

○CNAMEexmail.wechatos.net2015-10-19 → 2016-04-29 · 5 obs

○ 2015-05-12 11:19:10
● 2015-10-19 17:41:16
● 2016-04-29 00:45:52
○ 2026-05-12 20:37:36
○ 2026-05-12 20:37:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net...	-
lydh.com	dns2.hichina.com, dns1.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.43

NS records: dns2.hichina.com, dns1.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lydh.com (unsigned zone)

⏱️ Timing

Total: 623ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`exmail.qq.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)

Analysis

Name Servers

mail.lydh.com's delegation is handled by four name servers: ns-cmn1.qq.com, ns-cnc1.qq.com, ns-os1.qq.com and ns-tel1.qq.com.

mail.lydh.com partially shares name servers with other domains; examples include wumian.qq.com, fy.qq.com, oldjz.qq.com, chio.qq.com and zmail.qmail.com.

These name servers commonly accompany ns1.qq.com, ns2.qq.com, ns3.qq.com and ns4.qq.com.

Host names with eight IP numbers:

The host name ns-os1.qq.com points to: 2402:4e00:111:ff4::3, 43.129.131.16, 43.130.172.23, 43.134.249.23, 43.159.167.10, 43.159.167.133, 43.166.55.3 and 203.205.220.26.

Host names with four IP numbers:

The host name ns-cmn1.qq.com points to: 2402:4e00:111:ff4::3, 42.187.235.2, 43.140.54.204 and 43.142.212.27.

The host name ns-cnc1.qq.com points to: 240e:e1:aa00:2002::3, 61.135.196.2, 140.207.180.96 and 157.255.6.102.

The host name ns-tel1.qq.com points to: 240e:e1:aa00:2002::3, 14.116.238.220, 49.7.250.139 and 101.227.161.254.

Host names that point to 2402:4e00:111:ff4::3: ns-os1.qq.com and ns-cmn1.qq.com.

Host names that point to 240e:e1:aa00:2002::3: ns-cnc1.qq.com and ns-tel1.qq.com.

mail.lydh.com - robtex.com

mail.lydh.com

lydh.com