hetlab.com - dns.ninja

`hetlab.com`

DNSSEC	⚠️ Not signed
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}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}
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}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}
MX	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`verification-code-site-App_feishu=IqLRPiuAWMkwXsDlXeNn`
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-13 #6

`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=1781375483

Same first word

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DNS History

19 records (5 active, 14 former)

○NSdns.uk-noc.com2015-06-20 → 2015-11-07 · 5 obs

○ 2009-01-14 15:53:44
● 2015-06-20 09:40:02
● 2015-11-07 00:40:58
○ 2017-03-14 21:26:58
○ 2026-06-13 18:59:34

○NSdns.us-noc.com2015-06-20 → 2015-11-07 · 5 obs

○ 2009-01-14 15:53:44
● 2015-06-20 09:40:02
● 2015-11-07 00:40:58
○ 2017-03-14 21:26:58
○ 2026-06-13 18:59:34

○NSdns1.iidns.com2017-03-14 → 2017-03-14 · 4 obs

○ 2015-11-07 00:40:58
● 2017-03-14 21:26:58
○ 2019-04-08 20:13:16
○ 2026-06-13 18:59:34

●NSdns19.hichina.com2026-05-31 → 2026-06-13 · 3 obs

○ 2019-04-08 20:13:16
● 2026-05-31 09:15:22
● 2026-06-13 18:59:34

●NSdns20.hichina.com2026-05-31 → 2026-06-13 · 3 obs

○ 2019-04-08 20:13:16
● 2026-05-31 09:15:22
● 2026-06-13 18:59:34

○NSns1.fabulous.com2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 15:53:44
○ 2015-06-20 09:40:02
○ 2026-06-13 18:59:34

○NSns2.fabulous.com2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 15:53:44
○ 2015-06-20 09:40:02
○ 2026-06-13 18:59:34

○NSns3.dns.com2019-04-08 → 2019-04-08 · 4 obs

○ 2017-03-14 21:26:58
● 2019-04-08 20:13:16
○ 2026-05-31 09:15:22
○ 2026-06-13 18:59:34

○NSns4.dns.com2019-04-08 → 2019-04-08 · 4 obs

○ 2017-03-14 21:26:58
● 2019-04-08 20:13:16
○ 2026-05-31 09:15:22
○ 2026-06-13 18:59:34

○MXfailover1.email-cluster.com2015-06-20 → 2015-11-07 · 5 obs

○ 2009-01-14 15:53:44
● 2015-06-20 09:40:02
● 2015-11-07 00:40:58
○ 2017-03-14 21:26:58
○ 2026-06-13 18:59:34

○MXmx1.email-cluster.com2015-06-20 → 2015-11-07 · 5 obs

○ 2009-01-14 15:53:44
● 2015-06-20 09:40:02
● 2015-11-07 00:40:58
○ 2017-03-14 21:26:58
○ 2026-06-13 18:59:34

●MXmx1.feishu.cn2026-05-31 → 2026-06-13 · 3 obs

○ 2017-03-14 21:26:58
● 2026-05-31 09:15:22
● 2026-06-13 18:59:34

○MXmx2.email-cluster.com2015-06-20 → 2015-11-07 · 5 obs

○ 2009-01-14 15:53:44
● 2015-06-20 09:40:02
● 2015-11-07 00:40:58
○ 2017-03-14 21:26:58
○ 2026-06-13 18:59:34

●MXmx2.feishu.cn2026-05-31 → 2026-06-13 · 3 obs

○ 2017-03-14 21:26:58
● 2026-05-31 09:15:22
● 2026-06-13 18:59:34

●MXmx3.feishu.cn2026-05-31 → 2026-06-13 · 3 obs

○ 2017-03-14 21:26:58
● 2026-05-31 09:15:22
● 2026-06-13 18:59:34

○MXpostbox.fabulous.com2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 15:53:44
○ 2015-06-20 09:40:02
○ 2026-06-13 18:59:34

○A216.34.131.1352009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 15:53:44
○ 2015-06-20 09:40:02
○ 2026-06-13 18:59:34

○A46.29.89.1282015-06-20 → 2015-11-07 · 5 obs

○ 2009-01-14 15:53:44
● 2015-06-20 09:40:02
● 2015-11-07 00:40:58
○ 2017-03-14 21:26:58
○ 2026-06-13 18:59:34

○CNAMEcs.ename.net2019-04-08 → 2019-04-08 · 3 obs

● 2019-04-08 20:13:16
○ 2026-05-31 09:15:22
○ 2026-06-13 18:59:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hetlab.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hetlab.com (unsigned zone)

⏱️ Timing

Total: 1727ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns20.hichina.com, dns19.hichina.com`
MX	3	`mx1.feishu.cn (pri: 1), mx3.feishu.cn (pri: 10)...`
TXT	2	`verification-code-site-App_feishu=IqLRPi, v=spf1 +include:_netblocks.m.feishu.cn -`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

Name Servers

DNS delegation for hetlab.com points to two name servers: dns19.hichina.com and dns20.hichina.com.

hetlab.com shares its NS records with other domains, for example szsaj.com, ybtv.cn, shandongdiaocha.cn and two others.

hetlab.com has at least partial name server overlap with other domains, such as bjydtu.cn, amas.cn, zhengyuwheel.com and two others.

It is common to find these name servers paired with the name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.

DNS names with 9 IP addresses:

dns19.hichina.com has IP addresses 39.96.153.40, 39.96.153.60 and 47.118.199.200, plus 6 other.

dns20.hichina.com has IP addresses 39.96.153.38, 39.96.153.61 and 47.118.199.198, plus 6 other.

Mail Servers

hetlab.com has three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

There is at least a partial MX overlap between hetlab.com and other domains, including 57track.com, robchu.net, h5dx.com and two others.

Hostnames that map to three IP numbers:

mx3.feishu.cn has IP addresses 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names that have two IP addresses:

mx2.feishu.cn has two IP addresses: 101.126.58.225 and 122.14.229.0.

Host names with one IP number:

mx1.feishu.cn directs to 52.220.106.220.

Host names pointing to 52.220.106.220 IP addresses: mx3.feishu.cn and mx1.feishu.cn.

Host names pointing to 101.126.58.225 IP addresses: mx3.feishu.cn and mx2.feishu.cn.

Host names pointing to 122.14.229.0 IP addresses: mx3.feishu.cn and mx2.feishu.cn.