`heartdoc.co`

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}
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}
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}
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}
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}
SOA	`ns1.alidns.com`hostmaster@hichina.com 2026-01-12 #9

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759697311

Same first word

heartdoc.co

heartdoc.care

heartdoc.org

heartdoc.com

heartdoc.ca

heartdoc.net

heartdoc.de

Similar names

DNS History

15 records (5 active, 10 former)

●NSexpirens3.hichina.com2026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-03 03:06:52
● 2026-07-04 10:01:24
● 2026-07-04 13:17:22

●NSexpirens4.hichina.com2026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-03 03:06:52
● 2026-07-04 10:01:24
● 2026-07-04 13:17:22

○NSns5.afternic.com2026-07-03 → 2026-07-03 · 4 obs

○ 2019-03-27 16:21:16
● 2026-07-03 03:06:52
○ 2026-07-04 10:01:24
○ 2026-07-04 13:17:22

○NSns6.afternic.com2026-07-03 → 2026-07-03 · 4 obs

○ 2019-03-27 16:21:16
● 2026-07-03 03:06:52
○ 2026-07-04 10:01:24
○ 2026-07-04 13:17:22

○NSns63.domaincontrol.com2015-07-04 → 2017-02-14 · 4 obs

● 2015-07-04 04:59:28
● 2017-02-14 21:22:12
○ 2019-03-27 16:21:16
○ 2026-07-04 13:17:22

○NSns64.domaincontrol.com2015-07-04 → 2017-02-14 · 4 obs

● 2015-07-04 04:59:28
● 2017-02-14 21:22:12
○ 2019-03-27 16:21:16
○ 2026-07-04 13:17:22

●NSns7.alidns.com2026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-03 03:06:52
● 2026-07-04 10:01:24
● 2026-07-04 13:17:22

●NSns8.alidns.com2026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-03 03:06:52
● 2026-07-04 10:01:24
● 2026-07-04 13:17:22

○NSverification-ryl9l7cn2xbgckdbkcguz6.ns101.verify.hn2026-07-03 → 2026-07-03 · 4 obs

○ 2019-03-27 16:21:16
● 2026-07-03 03:06:52
○ 2026-07-04 10:01:24
○ 2026-07-04 13:17:22

○MXmailstore1.secureserver.net2015-07-04 → 2017-02-14 · 4 obs

● 2015-07-04 04:59:28
● 2017-02-14 21:22:12
○ 2019-03-27 16:21:16
○ 2026-07-04 13:17:22

○MXsmtp.secureserver.net2015-07-04 → 2017-02-14 · 4 obs

● 2015-07-04 04:59:28
● 2017-02-14 21:22:12
○ 2019-03-27 16:21:16
○ 2026-07-04 13:17:22

○A13.248.169.482026-07-03 → 2026-07-03 · 4 obs

○ 2019-03-27 16:21:16
● 2026-07-03 03:06:52
○ 2026-07-04 10:01:24
○ 2026-07-04 13:17:22

○A50.63.202.582015-07-04 → 2017-02-14 · 4 obs

● 2015-07-04 04:59:28
● 2017-02-14 21:22:12
○ 2019-03-27 16:21:16
○ 2026-07-04 13:17:22

○A76.223.54.1462026-07-03 → 2026-07-03 · 4 obs

○ 2019-03-27 16:21:16
● 2026-07-03 03:06:52
○ 2026-07-04 10:01:24
○ 2026-07-04 13:17:22

●CNAMEexpired.hichina.com2026-07-04 → 2026-07-04 · 2 obs

● 2026-07-04 10:01:24
● 2026-07-04 13:17:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
heartdoc.co	expirens3.hichina.com, expirens4.hichina.com	-

✅ Authoritative Response

Server:47.118.199.223

NS records: expirens3.hichina.com, expirens4.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heartdoc.co (unsigned zone)

⏱️ Timing

Total: 4294ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns7.alidns.com, ns8.alidns.com`
CNAME	1	`expired.hichina.com`
SOA	1	`ns7.alidns.com hostmaster.hichina.com`

Analysis

IP Addresses

heartdoc.co points to three IP numbers, namely 8.218.208.240, 47.76.127.217 and 47.91.170.222.

Additional host names — wjkc.my, 101533-0a.top, expired.hichina.com and two others — share IP numbers with heartdoc.co.

Name Servers

heartdoc.co is delegated to two name servers: ns1.alidns.com and ns2.alidns.com.

heartdoc.co shares its name server setup with other domains, including nb-itech.com, ef87df5df1021.beer, yuan-tienguan.com and two others.

At least some of heartdoc.co's name servers are shared with other domains, for example texq.com, 20298.com, pinweip.com and two more.

These name servers tend to co-occur with ns7.alidns.com, ns8.alidns.com, dns21.hichina.com and 7 other name servers in the same DNS delegations.

Host names with 9 IP numbers:

ns1.alidns.com resolves to 39.96.153.45, 39.96.153.55, 47.118.199.205 and 6 other IP addresses.

ns2.alidns.com resolves to 39.96.153.46, 39.96.153.56, 47.118.199.206 and 6 other IP addresses.

heartdoc.co - robtex.com

heartdoc.co

co

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`heartdoc.co`

`co`