`sengatech.com`

DNSSEC	⚠️ Not signed
NS	`dns23.hichina.com` ⭐
		A	2408:4009:501::31^{🇨🇳 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	`dns24.hichina.com`
		A	2408:4009:501::32^{🇨🇳 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=b6jvs5e7VaqusZqQuW4U`
SOA	`dns23.hichina.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=1774520582

Same first word

sengatech.com

Similar names

DNS History

12 records (5 active, 7 former)

●NSdns23.hichina.com2026-03-25 → 2026-03-26 · 3 obs

○ 2017-09-22 18:08:30
● 2026-03-25 11:43:52
● 2026-03-26 10:30:00

●NSdns24.hichina.com2026-03-25 → 2026-03-26 · 3 obs

○ 2017-09-22 18:08:30
● 2026-03-25 11:43:52
● 2026-03-26 10:30:00

○NSns29.1and1.com2015-05-27 → 2017-09-22 · 4 obs

● 2015-05-27 23:53:14
● 2017-09-22 18:08:30
○ 2026-03-25 11:43:52
○ 2026-03-26 10:30:00

○NSns30.1and1.com2015-05-27 → 2017-09-22 · 4 obs

● 2015-05-27 23:53:14
● 2017-09-22 18:08:30
○ 2026-03-25 11:43:52
○ 2026-03-26 10:30:00

○MXmx00.1and1.com2015-05-27 → 2017-09-22 · 4 obs

● 2015-05-27 23:53:14
● 2017-09-22 18:08:30
○ 2026-03-25 11:43:52
○ 2026-03-26 10:30:00

○MXmx01.1and1.com2015-05-27 → 2017-09-22 · 4 obs

● 2015-05-27 23:53:14
● 2017-09-22 18:08:30
○ 2026-03-25 11:43:52
○ 2026-03-26 10:30:00

●MXmx1.feishu.cn2026-03-25 → 2026-03-26 · 3 obs

○ 2017-09-22 18:08:30
● 2026-03-25 11:43:52
● 2026-03-26 10:30:00

●MXmx2.feishu.cn2026-03-25 → 2026-03-26 · 3 obs

○ 2017-09-22 18:08:30
● 2026-03-25 11:43:52
● 2026-03-26 10:30:00

●MXmx3.feishu.cn2026-03-25 → 2026-03-26 · 3 obs

○ 2017-09-22 18:08:30
● 2026-03-25 11:43:52
● 2026-03-26 10:30:00

○A216.250.120.1042016-11-17 → 2016-12-01 · 5 obs

○ 2016-04-04 18:26:42
● 2016-11-17 06:31:30
● 2016-12-01 02:37:38
○ 2017-09-22 18:08:30
○ 2026-03-26 10:30:00

○A74.208.236.1382017-09-22 → 2017-09-22 · 4 obs

○ 2016-12-01 02:37:38
● 2017-09-22 18:08:30
○ 2026-03-25 11:43:52
○ 2026-03-26 10:30:00

○A74.208.84.1232015-05-27 → 2016-04-04 · 4 obs

● 2015-05-27 23:53:14
● 2016-04-04 18:26:42
○ 2016-11-17 06:31:30
○ 2026-03-26 10:30:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net...	-
sengatech.com	dns23.hichina.com, dns24.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns23.hichina.com, dns24.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sengatech.com (unsigned zone)

⏱️ Timing

Total: 3599ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns24.hichina.com, dns23.hichina.com`
MX	3	`mx3.feishu.cn (pri: 10), mx1.feishu.cn (pri: 1)...`
TXT	2	`verification-code-site-App_feishu=b6jvs5, v=spf1 +include:_netblocks.m.feishu.cn -`
SOA	1	`dns23.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns23.hichina.com, dns23.hichina.com, dns23.hichina.com...)

Analysis

Name Servers

sengatech.com is delegated to two name servers: dns23.hichina.com and dns24.hichina.com.

sengatech.com shares the same name server setup as other domains, for example ntek.cn, fun9527.com, mantischain.com, luonan.net and lcy.name.

sengatech.com at least partially shares name servers with other domains, for instance chinaschool.com.cn, cnbpa.org, iibike.com, bracca.com and 10wan.com.

These name servers are often used with ns1.alidns.com and ns2.alidns.com.

Host names with nine IP numbers:

dns23.hichina.com points to: 2408:4009:501::31, 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.

dns24.hichina.com points to: 2408:4009:501::32, 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

sengatech.com is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

sengatech.com shares mail servers with other domains at least partially, including alphans.com, chuhongbo.com, ulsc.net, farming-machine.com and fyneme.com.