`jxbscbd.com`

DNSSEC	⚠️ Not signed
NS	`vip3.alidns.com` ⭐
		A	2408:4009:500::3^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.3^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.5^{🇨🇳 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	170.33.32.210^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.136^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.26^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.10^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip4.alidns.com`
		A	2408:4009:500::4^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.4^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.6^{🇨🇳 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	170.33.32.211^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.137^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.27^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.11^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
MX	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`verification-code-site-App_feishu=1CwowTwaSnjWmiHLdySD`
SOA	`vip3.alidns.com`hostmaster@hichina.com 2025-12-11 #12

`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=1776227872

Subdomains

cdn.jxbscbd.com

Same first word

jxbscbd.com

DNS History

8 records (5 active, 3 former)

○NSdns10.hichina.com2016-12-18 → 2018-01-14 · 4 obs

● 2016-12-18 22:58:12
● 2018-01-14 20:09:02
○ 2026-02-16 23:04:24
○ 2026-04-15 04:54:36

○NSdns9.hichina.com2016-12-18 → 2018-01-14 · 4 obs

● 2016-12-18 22:58:12
● 2018-01-14 20:09:02
○ 2026-02-16 23:04:24
○ 2026-04-15 04:54:36

●NSvip3.alidns.com2026-02-16 → 2026-04-15 · 3 obs

○ 2018-01-14 20:09:02
● 2026-02-16 23:04:24
● 2026-04-15 04:54:36

●NSvip4.alidns.com2026-02-16 → 2026-04-15 · 3 obs

○ 2018-01-14 20:09:02
● 2026-02-16 23:04:24
● 2026-04-15 04:54:36

●MXmx1.feishu.cn2026-02-16 → 2026-04-15 · 2 obs

● 2026-02-16 23:04:24
● 2026-04-15 04:54:36

●MXmx2.feishu.cn2026-02-16 → 2026-04-15 · 2 obs

● 2026-02-16 23:04:24
● 2026-04-15 04:54:36

●MXmx3.feishu.cn2026-02-16 → 2026-04-15 · 2 obs

● 2026-02-16 23:04:24
● 2026-04-15 04:54:36

○A120.76.223.642016-12-18 → 2026-02-16 · 4 obs

● 2016-12-18 22:58:12
● 2026-02-16 23:04:24
○ 2026-02-18 20:35:46
○ 2026-04-15 04:54:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
jxbscbd.com	vip3.alidns.com, vip4.alidns.com	22 records

✅ Authoritative Response

Server:121.40.6.163

NS records: vip3.alidns.com, vip4.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jxbscbd.com (unsigned zone)

⏱️ Timing

Total: 637ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`vip3.alidns.com, vip4.alidns.com`
MX	3	`mx1.feishu.cn (pri: 1), mx2.feishu.cn (pri: 5)...`
TXT	2	`verification-code-site-App_feishu=1CwowT, v=spf1 +include:_netblocks.m.feishu.cn -`
SOA	1	`vip3.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 22

Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)

Analysis

Hierarchy

jxbscbd.com is the parent of cdn.jxbscbd.com.

Name Servers

jxbscbd.com is delegated to two name servers vip3.alidns.com and vip4.alidns.com.

jxbscbd.com shares the same name server setup as other domains, for instance elloworld.cn, 55tuan.com, 5xgames.cn, gongzicp.com and nxin.com.

jxbscbd.com at least partially shares name servers with other domains, for instance wochacha.com, zepp.com, x-cheng.com, shui5.cn and transyncai.com.

these name servers are often used together with vip1.alidns.com, vip2.alidns.com, ns1.alidns.com and ns2.alidns.com.

Seven IP numbers per host name:

vip3.alidns.com points to: 2408:4009:500::3, 8.212.93.3, 140.205.1.5, 170.33.32.210, 170.33.40.136, 170.33.73.26 and 170.33.80.10

vip4.alidns.com points to: 2408:4009:500::4, 8.212.93.4, 140.205.1.6, 170.33.32.211, 170.33.40.137, 170.33.73.27 and 170.33.80.11

Mail Servers

jxbscbd.com is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

jxbscbd.com shares some mail servers with other domains, at least partially, for instance quickcreator.io, znv.com, lactosefree.cn, hexieark.com and zebj.net.