`douonline.com`

CNAME	`expired.hichina.com`
DNSSEC	⚠️ Not signed
A	8.218.208.240^{🇭🇰 Alibaba-Cloud8.218.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		PTR	`ip-8-218-208-240.defastlink.net`
A	47.76.127.217^{🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object}
A	47.91.170.222^{🇭🇰 Alibaba-Cloud47.91.128.0/18 Alibaba Cloud}
NS	`ns1.alidns.com` ⭐ ⚠️ Not in parent delegation
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-45.defastlink.net`
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-55.defastlink.net`
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-205.defastlink.net`
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-215.defastlink.net`
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-45.defastlink.net`
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-55.defastlink.net`
		A	139.224.142.115^{🇨🇳 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,}
			PTR	`ip-139-224-142-115.defastlink.net`
		A	139.224.142.125^{🇨🇳 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,}
			PTR	`ip-139-224-142-125.defastlink.net`
NS	`ns2.alidns.com` ⚠️ Not in parent delegation
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-46.defastlink.net`
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-56.defastlink.net`
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-206.defastlink.net`
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-216.defastlink.net`
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-46.defastlink.net`
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-56.defastlink.net`
		A	139.224.142.116^{🇨🇳 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,}
			PTR	`ip-139-224-142-116.defastlink.net`
		A	139.224.142.126^{🇨🇳 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,}
			PTR	`ip-139-224-142-126.defastlink.net`
SOA	`ns1.alidns.com`hostmaster@hichina.com 2026-01-09 #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=1771291435

Same first word

douonline.com

Similar names

oduonline.com

oduonline.net

duoonline.com

eduonlion.com

niunoodle.com

DNS History

10 records (5 active, 5 former)

○NSdns17.hichina.com2015-06-17 → 2016-04-27 · 4 obs

● 2015-06-17 03:43:40
● 2016-04-27 02:41:12
○ 2016-12-29 18:08:22
○ 2026-03-24 04:24:34

○NSdns18.hichina.com2015-06-17 → 2016-04-27 · 4 obs

● 2015-06-17 03:43:40
● 2016-04-27 02:41:12
○ 2016-12-29 18:08:22
○ 2026-03-24 04:24:34

●NSdns23.hichina.com2017-12-21 → 2026-03-24 · 3 obs

○ 2016-12-29 18:08:22
● 2017-12-21 15:28:22
● 2026-03-24 04:24:34

●NSdns24.hichina.com2017-12-21 → 2026-03-24 · 3 obs

○ 2016-12-29 18:08:22
● 2017-12-21 15:28:22
● 2026-03-24 04:24:34

●NSexpirens3.hichina.com2016-12-29 → 2026-03-24 · 6 obs

○ 2016-04-27 02:41:12
● 2016-12-29 18:08:22
○ 2017-12-21 15:28:22
○ 2021-04-05 09:17:16
● 2026-03-19 11:07:36
● 2026-03-24 04:24:34

●NSexpirens4.hichina.com2016-12-29 → 2026-03-24 · 6 obs

○ 2016-04-27 02:41:12
● 2016-12-29 18:08:22
○ 2017-12-21 15:28:22
○ 2021-04-05 09:17:16
● 2026-03-19 11:07:36
● 2026-03-24 04:24:34

○MXmxn.mxhichina.com2017-12-21 → 2021-04-05 · 4 obs

● 2017-12-21 15:28:22
● 2021-04-05 09:17:16
○ 2026-03-19 11:07:36
○ 2026-03-24 04:24:34

○MXmxw.mxhichina.com2017-12-21 → 2021-04-05 · 4 obs

● 2017-12-21 15:28:22
● 2021-04-05 09:17:16
○ 2026-03-19 11:07:36
○ 2026-03-24 04:24:34

○A47.89.58.1412016-12-29 → 2016-12-29 · 3 obs

● 2016-12-29 18:08:22
○ 2017-12-21 15:28:22
○ 2026-03-24 04:24:34

●CNAMEexpired.hichina.com2026-03-19 → 2026-03-24 · 2 obs

● 2026-03-19 11:07:36
● 2026-03-24 04:24:34

🔍 DNS Trace

Analysis

IP Addresses

Three IP numbers for douonline.com are 8.218.208.240, 47.76.127.217 and 47.91.170.222.

Other host names, for instance expired.hichina.com, share IP numbers with douonline.com.

Name Servers

douonline.com's delegation is to two name servers ns1.alidns.com and ns2.alidns.com.

douonline.com shares the same name server configuration as other domains, such as 4140f9a7f1014.beer, 2f7d1685510281.beer, d93bab37710291.beer, xpt6.com and whskkj.com.

douonline.com at least partially shares its name servers with other domains, for instance cngp.org, skh.cn, xkzn.com, lyl.hk and eduwxt.net.

these name servers are commonly used with the name servers dns7.hichina.com, dns8.hichina.com, dns3.hichina.com, dns4.hichina.com, dns15.hichina.com and dns16.hichina.com.

Host names with nine IP numbers: ns1.alidns.com points to 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125; ns2.alidns.com points to 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.

douonline.com - robtex.com

douonline.com

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