`air-union.com`

DNSSEC	⚠️ Not signed
NS	`vip1.alidns.com` ⭐
		A	2408:4009:500::1^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.1^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.1^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.208^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.24^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.8^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip2.alidns.com`
		A	2408:4009:500::2^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.2^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.2^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.209^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.25^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.9^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
TXT	`lqgh7v8pkxfjpyzlvsdjj0r4pv0tqrd9`
SOA	`vip1.alidns.com`hostmaster@hichina.com 2025-12-10 #11

`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=1774558757

Subdomains

imap.air-union.com

mail.air-union.com

www.air-union.com

Same first word

air-union.com

air-union.net

Similar names

union-air.co.jp

DNS History

8 records (4 active, 4 former)

○NSdns7.hichina.com2015-07-14 → 2016-07-02 · 4 obs

● 2015-07-14 09:10:08
● 2016-07-02 04:44:00
○ 2017-03-26 20:22:56
○ 2026-03-26 21:27:58

○NSdns8.hichina.com2015-07-14 → 2016-07-02 · 4 obs

● 2015-07-14 09:10:08
● 2016-07-02 04:44:00
○ 2017-03-26 20:22:56
○ 2026-03-26 21:27:58

●NSvip1.alidns.com2017-03-26 → 2026-03-26 · 3 obs

○ 2016-07-02 04:44:00
● 2017-03-26 20:22:56
● 2026-03-26 21:27:58

●NSvip2.alidns.com2017-03-26 → 2026-03-26 · 3 obs

○ 2016-07-02 04:44:00
● 2017-03-26 20:22:56
● 2026-03-26 21:27:58

○MXmail.air-union.com2015-07-14 → 2017-03-26 · 4 obs

● 2015-07-14 09:10:08
● 2017-03-26 20:22:56
○ 2026-03-21 07:56:48
○ 2026-03-26 21:27:58

○MXmail2.air-union.com2016-07-02 → 2016-07-02 · 4 obs

○ 2015-07-14 09:10:08
● 2016-07-02 04:44:00
○ 2017-03-26 20:22:56
○ 2026-03-26 21:27:58

●MXmxbiz1.qq.com2026-03-21 → 2026-03-26 · 3 obs

○ 2017-03-26 20:22:56
● 2026-03-21 07:56:48
● 2026-03-26 21:27:58

●MXmxbiz2.qq.com2026-03-21 → 2026-03-26 · 3 obs

○ 2017-03-26 20:22:56
● 2026-03-21 07:56:48
● 2026-03-26 21:27:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net...	-
air-union.com	vip1.alidns.com, vip2.alidns.com	20 records

✅ Authoritative Response

Server:121.40.6.162

NS records: vip1.alidns.com, vip2.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for air-union.com (unsigned zone)

⏱️ Timing

Total: 1442ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`vip2.alidns.com, vip1.alidns.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	2	`v=spf1 include:spf.mail.qq.com ~all, lqgh7v8pkxfjpyzlvsdjj0r4pv0tqrd9`
SOA	1	`vip1.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (vip1.alidns.com, vip1.alidns.com, vip1.alidns.com...)

Analysis

Hierarchy

air-union.com is parent of imap.air-union.com, mail.air-union.com and www.air-union.com.

Name Servers

air-union.com's delegation is to two name servers vip1.alidns.com and vip2.alidns.com.

air-union.com shares the same name server configuration as other domains, such as jssbc.com.cn, he-brand.com, runcare.net, youwan.com and hr369.net.

air-union.com at least partially shares its name servers with other domains, for instance purten.com, zoje.com, ymgk.com, pangku.com and tlink.io.

These name servers are commonly used alongside vip3.alidns.com and vip4.alidns.com.

Host names with six IP numbers:

vip1.alidns.com points to: 2408:4009:500::1, 8.212.93.1, 140.205.1.1, 170.33.32.208, 170.33.73.24 and 170.33.80.8.

vip2.alidns.com points to: 2408:4009:500::2, 8.212.93.2, 140.205.1.2, 170.33.32.209, 170.33.73.25 and 170.33.80.9.

Mail Servers

Two mail servers mxbiz1.qq.com and mxbiz2.qq.com handle air-union.com.

air-union.com uses the same mail server setup as other domains such as tsuasahi.com, handle-ad.com, cqqzx.com, gzrbs.com and chinaxiangke.com.

air-union.com shares some mail servers with other domains, including mlkchina.com, 22.com, 220kv.com, futa.us and bongda.vn.

air-union.com - robtex.com

air-union.com

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