`a16a.com`

DNSSEC	⚠️ Not signed
NS	`dns1.hichina.com` ⭐
		A	2408:4009:501::9^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 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	139.224.142.123^{🇨🇳 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	`dns2.hichina.com`
		A	2408:4009:501::10^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 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	139.224.142.124^{🇨🇳 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	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`dns1.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=1776021732

Same first word

a16a.com

Similar names

aa16.co.kr

aa61.com

1aa6.com

61aa.com

16aa.net

16aa.com

61aa.cc

aa61.cn

DNS History

9 records (4 active, 5 former)

●NSdns1.hichina.com2020-04-09 → 2026-04-12 · 3 obs

○ 2017-02-20 07:19:48
● 2020-04-09 00:57:26
● 2026-04-12 19:29:12

●NSdns2.hichina.com2020-04-09 → 2026-04-12 · 3 obs

○ 2017-02-20 07:19:48
● 2020-04-09 00:57:26
● 2026-04-12 19:29:12

○NSns15.xincache.com2017-02-20 → 2017-02-20 · 4 obs

○ 2016-05-30 06:16:22
● 2017-02-20 07:19:48
○ 2020-04-09 00:57:26
○ 2026-04-12 19:29:12

○NSns16.xincache.com2017-02-20 → 2017-02-20 · 4 obs

○ 2016-05-30 06:16:22
● 2017-02-20 07:19:48
○ 2020-04-09 00:57:26
○ 2026-04-12 19:29:12

○NSns17.xincache.com2015-11-27 → 2016-02-27 · 5 obs

○ 2015-08-12 16:31:26
● 2015-11-27 07:32:00
● 2016-02-27 18:34:58
○ 2016-05-30 06:16:22
○ 2026-04-12 19:29:12

○NSns18.xincache.com2015-08-12 → 2016-02-27 · 4 obs

● 2015-08-12 16:31:26
● 2016-02-27 18:34:58
○ 2016-05-30 06:16:22
○ 2026-04-12 19:29:12

●MXmxbiz1.qq.com2026-04-11 → 2026-04-12 · 2 obs

● 2026-04-11 02:12:40
● 2026-04-12 19:29:12

●MXmxbiz2.qq.com2026-04-11 → 2026-04-12 · 2 obs

● 2026-04-11 02:12:40
● 2026-04-12 19:29:12

○A182.61.186.1762020-04-09 → 2020-04-09 · 3 obs

● 2020-04-09 00:57:26
○ 2026-04-11 02:12:40
○ 2026-04-12 19:29:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...	-
a16a.com	dns2.hichina.com, dns1.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns2.hichina.com, dns1.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a16a.com (unsigned zone)

⏱️ Timing

Total: 578ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns2.hichina.com, dns1.hichina.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`dns1.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)

Analysis

Name Servers

a16a.com is delegated to two name servers: dns1.hichina.com and dns2.hichina.com.

a16a.com shares the same name server setup as htty.cn, wdhgame.com, miaozhe.com, shidong.com and tongxinyunwei.com.

a16a.com at least partially shares name servers with other domains, for instance weachat.net, hae.cool, aiyong.cn, ccat.cn and dazz.cn.

these name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Nine IP numbers per host:

dns1.hichina.com points to: 2408:4009:501::9, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.

dns2.hichina.com points to: 2408:4009:501::10, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.

Mail Servers

a16a.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

The mail server setup for a16a.com matches that of other domains, for instance quzhuanpan.com, shuolangtongxun.com, bjsdpg.com, jgnmt.com and fitauto.net.

a16a.com shares at least partially some mail servers with other domains, including top.one, liebo.com, klvtu.com, gysyq.cn and hejihua.com.

a16a.com - robtex.com

a16a.com

com