duoding.com - dns.ninja

`duoding.com`

DNSSEC	⚠️ Not signed
A	47.89.33.110^{🇭🇰 Alibaba-Cloud47.89.32.0/19 Alibaba Cloud}
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.122^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.121^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`mxdomain.qq.com` ⭐
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`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=1784940897

Subdomains

sz.duoding.com

Same first word

duoding.com

Similar names

odingud.ru

dudoing.com

diudong.com

douding.cn

dongdui.com

douding.mobi

douding.net.cn

dougind.com

douding.com

doingud.com

DNS History

7 records (4 active, 3 former)

●NSdns10.hichina.com2015-06-07 → 2026-07-25 · 2 obs

● 2015-06-07 00:34:24
● 2026-07-25 01:12:10

●NSdns9.hichina.com2015-06-07 → 2026-07-25 · 2 obs

● 2015-06-07 00:34:24
● 2026-07-25 01:12:10

●MXmxdomain.qq.com2015-06-07 → 2026-07-25 · 2 obs

● 2015-06-07 00:34:24
● 2026-07-25 01:12:10

○A211.154.154.662015-06-07 → 2015-11-11 · 4 obs

● 2015-06-07 00:34:24
● 2015-11-11 11:35:50
○ 2015-12-12 22:26:56
○ 2026-07-25 01:12:10

○A42.120.158.782015-12-12 → 2015-12-12 · 4 obs

○ 2015-11-11 11:35:50
● 2015-12-12 22:26:56
○ 2016-03-13 12:00:38
○ 2026-07-25 01:12:10

●A47.89.33.1102017-02-20 → 2026-07-25 · 3 obs

○ 2016-07-04 01:58:42
● 2017-02-20 05:09:54
● 2026-07-25 01:12:10

○A49.213.12.972016-03-13 → 2016-07-04 · 5 obs

○ 2015-12-12 22:26:56
● 2016-03-13 12:00:38
● 2016-07-04 01:58:42
○ 2017-02-20 05:09:54
○ 2026-07-25 01:12:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duoding.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duoding.com (unsigned zone)

⏱️ Timing

Total: 2211ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.89.33.110`
NS	2	`dns10.hichina.com, dns9.hichina.com`
MX	1	`mxdomain.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

Hierarchy

duoding.com serves as the parent of sz.duoding.com.

IP Addresses

duoding.com resolves to just one IP address, 47.89.33.110.

Other host names, such as sz.duoding.com, share IP numbers with duoding.com.

Name Servers

duoding.com is delegated to two name servers: dns10.hichina.com and dns9.hichina.com.

duoding.com shares its NS records with other domains, for example (0x37313773)t.com, amcmom.com, 1q2d.com and two others.

DNS names with 9 IP addresses:

dns10.hichina.com resolves to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.

dns9.hichina.com resolves to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.

Mail Servers

The sole mail server for duoding.com is mxdomain.qq.com.

Among the domains sharing a mail server setup with duoding.com are sankengriji.com, wzp.net, maobabi.com and two others.

There is at least a partial MX overlap between duoding.com and other domains, including onlyang.cn, qq123.com, alisky.com and two others.

These mail servers often co-occur with the mail servers mxbiz2.qq.com.