ningcor.com - dns.ninja

`ningcor.com`

DNSSEC	⚠️ Not signed
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`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	`mx1.em.dingtalk.com`⁽⁵⁾
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	`mx2.em.dingtalk.com`⁽¹⁰⁾
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}
MX	`mx3.em.dingtalk.com`⁽¹⁵⁾
TXT	`verification-code-site-App_feishu=Ja8I90Q9HruY22kemKGy`
TXT	`v=spf1 include:spf.em.dingtalk.com -all`
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
SOA	`dns17.hichina.com`hostmaster@hichina.com 2026-05-28 #9

`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=1784830137

Same first word

ningcor.com

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DNS History

8 records (8 active, 0 former)

●NSdns17.hichina.com2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

●NSdns18.hichina.com2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

●MXmx1.em.dingtalk.com2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

●MXmx1.feishu.cn2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

●MXmx2.em.dingtalk.com2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

●MXmx2.feishu.cn2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

●MXmx3.em.dingtalk.com2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

●MXmx3.feishu.cn2026-02-18 → 2026-07-23 · 2 obs

● 2026-02-18 22:15:24
● 2026-07-23 18:14:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
ningcor.com	dns17.hichina.com, dns18.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ningcor.com (unsigned zone)

⏱️ Timing

Total: 1928ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns17.hichina.com, dns18.hichina.com`
MX	6	`mx3.feishu.cn (pri: 10), mx2.em.dingtalk.com (pri: 10)...`
TXT	3	`verification-code-site-App_feishu=Ja8I90, v=spf1 include:spf.em.dingtalk.com -all...`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)

Analysis

Name Servers

DNS delegation for ningcor.com points to two name servers: dns17.hichina.com and dns18.hichina.com.

ningcor.com shares its name server setup with other domains, including laichushu.com, nelomall.com, jhywfm.com and two others.

ningcor.com shares at least some of its name servers with other domains, including xhsea.cn, aula.cn, mascot-uk.com and two others.

These name servers are frequently paired with the name servers expirens3.hichina.com and expirens4.hichina.com.

Host names with 9 IP numbers:

dns17.hichina.com has IP addresses 39.96.153.40, 39.96.153.60 and 47.118.199.200, plus 6 other.

dns18.hichina.com has IP addresses 39.96.153.38, 39.96.153.61 and 47.118.199.198, plus 6 other.

Mail Servers

ningcor.com is handled by 6 mail servers: mx1.feishu.cn, mx2.feishu.cn, mx3.feishu.cn and 3 other.

ningcor.com shares mail servers — at least in part — with other domains, including openaio1api.com, huiqizn.com, tomatoast.com and two others.

These mail servers are frequently used alongside mail servers mx2.em.dingtalk.com, mx1.em.dingtalk.com, mx3.em.dingtalk.com and 5 other.

Host names with three IP numbers:

mx3.feishu.cn has IP addresses 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names with two IP numbers:

mx2.feishu.cn has two IP addresses: 101.126.58.225 and 122.14.229.0.

Host names pointing to a single IP address:

mx1.feishu.cn directs to 52.220.106.220.

Host names pointing to 52.220.106.220 IP addresses: mx3.feishu.cn and mx1.feishu.cn.

Host names pointing to 101.126.58.225 IP addresses: mx3.feishu.cn and mx2.feishu.cn.

Host names pointing to 122.14.229.0 IP addresses: mx3.feishu.cn and mx2.feishu.cn.