`unionbigdata.com`

DNSSEC	⚠️ Not signed
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 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	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 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.spamgateway.cn` ⭐
MX	`mx.spamgateway.cn`⁽⁵⁾
		A	103.37.40.237^{🇭🇰 POWERLINE-HK103.37.40.0/24 POWER LINE (HK) CO., LIMITED UNIT 04/7F BRIGHT WAY TOWER NO.35}
		A	103.37.40.238^{🇭🇰 POWERLINE-HK103.37.40.0/24 POWER LINE (HK) CO., LIMITED UNIT 04/7F BRIGHT WAY TOWER NO.35}
TXT	`v=spf1 ip4:182.149.104.245 ip4:182.149.104.246 ip4:182.149.104.247 ip4:182.14...`
SOA	`dns17.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=1774569662

Same first word

unionbigdata.com

DNS History

7 records (4 active, 3 former)

●NSdns17.hichina.com2015-08-22 → 2026-03-27 · 2 obs

● 2015-08-22 22:48:02
● 2026-03-27 00:20:38

●NSdns18.hichina.com2015-08-22 → 2026-03-27 · 2 obs

● 2015-08-22 22:48:02
● 2026-03-27 00:20:38

○MXmail.unionbigdata.com2015-08-22 → 2017-07-29 · 4 obs

● 2015-08-22 22:48:02
● 2017-07-29 21:12:36
○ 2026-03-21 14:25:06
○ 2026-03-27 00:20:38

●MXmx.spamgateway.cn2026-03-21 → 2026-03-27 · 3 obs

○ 2017-07-29 21:12:36
● 2026-03-21 14:25:06
● 2026-03-27 00:20:38

●MXmx1.spamgateway.cn2026-03-21 → 2026-03-27 · 3 obs

○ 2017-07-29 21:12:36
● 2026-03-21 14:25:06
● 2026-03-27 00:20:38

○A103.24.249.1542015-08-22 → 2015-12-13 · 4 obs

● 2015-08-22 22:48:02
● 2015-12-13 20:55:56
○ 2016-01-20 00:02:54
○ 2026-03-27 00:20:38

○A60.169.80.172016-01-20 → 2016-12-03 · 5 obs

○ 2015-12-13 20:55:56
● 2016-01-20 00:02:54
● 2016-12-03 04:16:44
○ 2017-06-29 06:37:00
○ 2026-03-27 00:20:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net...	-
unionbigdata.com	dns17.hichina.com, dns18.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for unionbigdata.com (unsigned zone)

⏱️ Timing

Total: 799ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns17.hichina.com, dns18.hichina.com`
MX	2	`mx.spamgateway.cn (pri: 2), mx1.spamgateway.cn (pri: 5)`
TXT	1	`v=spf1 ip4:182.149.104.245 ip4:182.149.1`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)

Analysis

Name Servers

unionbigdata.com is delegated to two name servers dns17.hichina.com and dns18.hichina.com.

unionbigdata.com shares the same name server setup as other domains, for instance qw-kj.com, zunbu.com, totalbooking.com, chinaeinv.net and xiangshanhongye.com.

unionbigdata.com at least partially shares name servers with other domains, for instance mrvan2017.com, qijiopto-electronics.com, tailll.com and hecy.net.

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

Host names with nine IP numbers:

dns17.hichina.com points to: 2408:4009:501::25, 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.

dns18.hichina.com points to: 2408:4009:501::26, 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

Two mail servers handle unionbigdata.com: mx1.spamgateway.cn and mx.spamgateway.cn.

unionbigdata.com shares the same mail server setup as other domains, for instance tetcn.com.cn, luzhibao.cn, eyow.com.cn, skg.com and sltchem.com.

unionbigdata.com shares some mail servers with other domains, at least partially, for instance bej48.com, bmsemi.com, landhightech.com, mail.shdmt.net and argus.net.cn.

these mail servers are often used alongside mx6.spamgateway.cn, mx5.spamgateway.cn and mx0.spamgateway.cn.

The host name mx.spamgateway.cn has two IP numbers: 103.37.40.237 and 103.37.40.238.

unionbigdata.com - robtex.com