`dauth.cn`

DNSSEC	⚠️ Not signed
A	82.156.173.162^{🇨🇳 TENCENT-NET-AP82.156.128.0/18}
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-40.defastlink.net`
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-60.defastlink.net`
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-200.defastlink.net`
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-220.defastlink.net`
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-40.defastlink.net`
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-60.defastlink.net`
		A	139.224.142.100^{🇨🇳 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-139-224-142-100.defastlink.net`
		A	139.224.142.110^{🇨🇳 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-139-224-142-110.defastlink.net`
NS	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-38.defastlink.net`
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-61.defastlink.net`
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-198.defastlink.net`
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-222.defastlink.net`
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-38.defastlink.net`
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-61.defastlink.net`
		A	139.224.142.98^{🇨🇳 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-139-224-142-98.defastlink.net`
		A	139.224.142.108^{🇨🇳 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-139-224-142-108.defastlink.net`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
MX	`mx02.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
TXT	`v=spf1 include:icloud.com ~all`
TXT	`apple-domain=gkxcLnQJuJL0AG1N`
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-03-07 #12

`cn`

	DNSSEC	⚠️ Not signed
	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=2034546407

Subdomains

dl.dauth.cn

Same first word

dauth.co

dauth.la

dauth.org

dauth.net

dauth.com

dauth.cn

dauth.de

dauth.info

dauth.eu

Similar names

authd.com

authd.net

ahdut.com

tuhad.com

thuda.de

dhatu.be

tahud.com

aduth.com

dahut.org

dhtau.com

tadhu.com

hatdu.info

taduh.com

duhta.com

atdhu.com

haudt.nl

hatud.com

duhat.net

tahud.org.tr

dhuta.com

adhut.com

hudat.com

dhatu.org

dutha.ru

dhatu.net

hatdu.net

dhatu.in

hudat.cz

dhatu.nl

hatdu.com

tuadh.com

dhatu.com

dhatu.io

thadu.com

dahtu.com

huatd.com

dahut.fr

DNS History

9 records (5 active, 4 former)

○NSdns10.hichina.com2016-09-08 → 2017-03-29 · 4 obs

● 2016-09-08 19:23:42
● 2017-03-29 21:53:32
○ 2026-02-17 17:57:22
○ 2026-03-23 00:21:16

●NSdns19.hichina.com2026-02-17 → 2026-03-23 · 3 obs

○ 2017-03-29 21:53:32
● 2026-02-17 17:57:22
● 2026-03-23 00:21:16

●NSdns20.hichina.com2026-02-17 → 2026-03-23 · 3 obs

○ 2017-03-29 21:53:32
● 2026-02-17 17:57:22
● 2026-03-23 00:21:16

○NSdns9.hichina.com2016-09-08 → 2017-03-29 · 4 obs

● 2016-09-08 19:23:42
● 2017-03-29 21:53:32
○ 2026-02-17 17:57:22
○ 2026-03-23 00:21:16

●MXmx01.mail.icloud.com2026-02-17 → 2026-03-23 · 2 obs

● 2026-02-17 17:57:22
● 2026-03-23 00:21:16

●MXmx02.mail.icloud.com2026-02-17 → 2026-03-23 · 2 obs

● 2026-02-17 17:57:22
● 2026-03-23 00:21:16

○A121.46.26.1832016-09-08 → 2016-09-08 · 3 obs

● 2016-09-08 19:23:42
○ 2017-03-29 21:53:32
○ 2026-03-23 00:21:16

○A121.46.26.1912017-03-29 → 2017-03-29 · 4 obs

○ 2016-09-08 19:23:42
● 2017-03-29 21:53:32
○ 2026-02-17 17:57:22
○ 2026-03-23 00:21:16

●A82.156.173.1622026-02-17 → 2026-03-23 · 3 obs

○ 2017-03-29 21:53:32
● 2026-02-17 17:57:22
● 2026-03-23 00:21:16

🔍 DNS Trace

Analysis

Hierarchy

dauth.cn is a parent of dl.dauth.cn.

IP Addresses

dauth.cn points to a single IP number: 82.156.173.162.

Other host names such as dl.dauth.cn and dns.vecals.cn share IP numbers with dauth.cn.

Name Servers

Delegation for dauth.cn rests with two name servers, dns19.hichina.com and dns20.hichina.com.

dauth.cn shares the same name server setup as other domains, including 5whj.com, duomon.com, hxnut.com, qcfylt.com and ywgia.com.

dauth.cn at least partially shares name servers with other domains, for instance bocif.com, gxgee.cn, gyxww.net, flornana.com and kinohumar.com.

These name servers are commonly used with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns19.hichina.com points to: 2408:4009:501::27, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns20.hichina.com points to: 2408:4009:501::28, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

dauth.cn is handled by two mail servers: mx01.mail.icloud.com and mx02.mail.icloud.com.

dauth.cn uses the same mail server configuration as other domains, such as oakscript.com, lyris.in, casacon.net, riccon.com and wotb.co.uk.