`fybs.com.cn`

DNSSEC	⚠️ Not signed
A	39.107.76.32^{🇨🇳 Alibaba-Cloud39.106.0.0/15 CT BeiJing IDC}
NS	`ns19.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	`ns20.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	`mx.c2.icoremail.net` ⭐
		A	89.168.78.125^{🇩🇪 ORACLE-OCI-3189889.168.64.0/18 Oracle Corporation}
			PTR	`org-mxproxy.icoremail.net`
		A	89.168.97.82^{🇩🇪 ORACLE-OCI-3189889.168.64.0/18 Oracle Corporation}
		A	165.154.163.126^{🇺🇸 UCLOUD-1165.154.163.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
			PTR	`ucloud-mxproxy.icoremail.net`
TXT	`v=spf1 include:spf.icoremail.net -all`
TXT	`v=dmarc1; p=none; fo=1; ruf=mailto:dmarc@fybs.com.cn; rua=dmarc_report@fybs.c...`
SOA	`ns19.xincache.com`enterprise1dnsadmin@dnspod.com serial=1576599985

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030565471

WOT: NOT_SAFE (20/100)

Same first word

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DNS History

7 records (4 active, 3 former)

○NSns11.xincache.com2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 10:22:58
○ 2015-11-13 01:20:30
○ 2026-05-13 07:39:46

○NSns12.xincache.com2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 10:22:58
○ 2015-11-13 01:20:30
○ 2026-05-13 07:39:46

●NSns19.xincache.com2015-11-13 → 2026-05-13 · 3 obs

○ 2015-07-14 10:22:58
● 2015-11-13 01:20:30
● 2026-05-13 07:39:46

●NSns20.xincache.com2015-11-13 → 2026-05-13 · 3 obs

○ 2015-07-14 10:22:58
● 2015-11-13 01:20:30
● 2026-05-13 07:39:46

●MXmx.c2.icoremail.net2017-01-02 → 2026-05-13 · 2 obs

● 2017-01-02 21:49:30
● 2026-05-13 07:39:46

○A121.42.68.2322015-07-14 → 2017-01-02 · 4 obs

● 2015-07-14 10:22:58
● 2017-01-02 21:49:30
○ 2018-09-07 18:38:32
○ 2026-05-13 07:39:46

●A39.107.76.322018-09-07 → 2026-05-13 · 3 obs

○ 2017-01-02 21:49:30
● 2018-09-07 18:38:32
● 2026-05-13 07:39:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
fybs.com.cn	ns19.xincache.com, ns20.xincache.com	-

✅ Authoritative Response

Server:1.12.0.1

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fybs.com.cn (unsigned zone)

⏱️ Timing

Total: 1189ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.107.76.32`
NS	2	`ns20.xincache.com, ns19.xincache.com`
MX	1	`mx.c2.icoremail.net (pri: 5)`
TXT	2	`v=dmarc1; p=none; fo=1; ruf=mailto:dmarc, v=spf1 include:spf.icoremail.net -all`
SOA	1	`ns19.xincache.com enterprise1dnsadmin.dn`

Analysis

IP Addresses

fybs.com.cn points to IP number: 39.107.76.32.

Name Servers

fybs.com.cn is delegated to two name servers: ns19.xincache.com and ns20.xincache.com.

fybs.com.cn shares the same name server setup as pikuo.com, kmcchina.com, scienidea.com, nb-tianzhu.com and vskonne.com.

fybs.com.cn at least partially shares name servers with other domains, for instance p-paper.com.cn, dencare.com.cn, labthinkinternational.com, ykwk.com and okeykids.com.

These name servers are commonly used with ns11.xincache.com and ns12.xincache.com.

Eight IP numbers: ns19.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: ns20.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

fybs.com.cn is handled by a single mail server, mx.c2.icoremail.net.

The mail server setup for fybs.com.cn matches that of other domains, for instance bevsinfo.com, kellum.cn, pvc-curtain-china.com, lulink.cn and feidacaster.com.

fybs.com.cn shares at least partially some mail servers with other domains, including nbacemach.com, tmeasurement.com, al-harameen.com, crmet.net and ai-part.com.

these mail servers are often used together with mx2.c2.icoremail.net, mx3.c2.icoremail.net and mx.c2.corpease.net.

Host mx.c2.icoremail.net resolves to three IPs: 89.168.78.125, 89.168.97.82 and 165.154.163.126.

fybs.com.cn - robtex.com

fybs.com.cn

com.cn