`in-sync.co`

DNSSEC	⚠️ Not signed
NS	`ns11.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ns12.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`ns11.xincache.com`enterprise1dnsadmin@dnspod.com serial=1693902015

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759617448

Same first word

in-sync.co.uk

in-sync.com

in-sync.net

in-sync.bz

in-sync.co

Similar names

ysn-inc.co.jp

sync-in.com

DNS History

8 records (4 active, 4 former)

○NSf1g1ns1.dnspod.net2015-07-23 → 2017-09-10 · 4 obs

● 2015-07-23 02:34:36
● 2017-09-10 17:15:08
○ 2026-02-22 08:07:36
○ 2026-03-25 00:47:44

○NSf1g1ns2.dnspod.net2015-07-23 → 2016-09-23 · 4 obs

● 2015-07-23 02:34:36
● 2016-09-23 03:07:08
○ 2026-02-22 08:07:36
○ 2026-03-25 00:47:44

●NSns11.xincache.com2026-02-22 → 2026-03-25 · 3 obs

○ 2017-09-10 17:15:08
● 2026-02-22 08:07:36
● 2026-03-25 00:47:44

●NSns12.xincache.com2026-02-22 → 2026-03-25 · 3 obs

○ 2017-09-10 17:15:08
● 2026-02-22 08:07:36
● 2026-03-25 00:47:44

●MXmxbiz1.qq.com2015-07-23 → 2026-03-25 · 2 obs

● 2015-07-23 02:34:36
● 2026-03-25 00:47:44

●MXmxbiz2.qq.com2015-07-23 → 2026-03-25 · 2 obs

● 2015-07-23 02:34:36
● 2026-03-25 00:47:44

○A119.254.98.1622016-03-04 → 2017-09-10 · 5 obs

○ 2015-12-04 13:12:18
● 2016-03-04 05:53:12
● 2017-09-10 17:15:08
○ 2026-02-22 08:07:36
○ 2026-03-25 00:47:44

○A207.226.142.132015-07-23 → 2015-12-04 · 4 obs

● 2015-07-23 02:34:36
● 2015-12-04 13:12:18
○ 2016-03-04 05:53:12
○ 2026-03-25 00:47:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	b.registrydns.co, a.registrydns.co, d.registrydns.co, c.registrydns.co	-
in-sync.co	ns11.xincache.com, ns12.xincache.com	-

✅ Authoritative Response

Server:1.12.0.1

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for in-sync.co (unsigned zone)

⏱️ Timing

Total: 728ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns12.xincache.com, ns11.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
SOA	1	`ns11.xincache.com enterprise1dnsadmin.dn`

Analysis

Name Servers

Two name servers ns11.xincache.com and ns12.xincache.com are delegated to in-sync.co.

in-sync.co uses the same name server configuration as other domains, such as qichujianzhu.com, tsyuheng.com, shlywl.com, lccsb.com and mcjylxjd.com.

in-sync.co at least partially shares name servers with other domains such as xzlgbj.gov.cn, dlkaiya.com, zs-em.com, xincache3.cn and rentaitijian.com.

These name servers are often used together with ns13.xincache.com, ns14.xincache.com, ns19.xincache.com, ns20.xincache.com, ns17.xincache.com, ns18.xincache.com, ce1.xincache.com, ce2.xincache.com, ns15.xincache.com and ns16.xincache.com.

Eight IP numbers for host names: ns11.xincache.com points to 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Seven IP numbers for host names: ns12.xincache.com points to 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

Mail Servers

Two mail servers handle in-sync.co: mxbiz1.qq.com and mxbiz2.qq.com.

in-sync.co shares the same mail server setup as other domains, including tlms.com.cn, misakamoe.com, hbmcpm.com, koskiosk.com and cii-contest.cn.

in-sync.co shares mail servers with other domains at least in part, for instance gxguwan.net, qr-kj.com, datask.com, dahetop.com and sjycc.com.

these mail servers are commonly used alongside the mail servers mxdomain.qq.com.

in-sync.co - robtex.com

in-sync.co

co