codeforin.com - dns.ninja

`codeforin.com`

DNSSEC	⚠️ Not signed
A	149.28.210.206^{🇺🇸 AS-VULTR149.28.192.0/19 Vultr Assigned Prefix}
		PTR	`149.28.210.206.vultrusercontent.com`
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
TXT	`v=spf1 include:spf.mxhichina.com -all`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-06-04 #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=1783939652

Same first word

codeforin.com

Similar names

DNS History

5 records (5 active, 0 former)

●NSdns10.hichina.com2017-01-03 → 2026-07-13 · 2 obs

● 2017-01-03 09:13:42
● 2026-07-13 11:15:42

●NSdns9.hichina.com2017-01-03 → 2026-07-13 · 2 obs

● 2017-01-03 09:13:42
● 2026-07-13 11:15:42

●MXmxn.mxhichina.com2017-01-03 → 2026-07-13 · 2 obs

● 2017-01-03 09:13:42
● 2026-07-13 11:15:42

●MXmxw.mxhichina.com2017-01-03 → 2026-07-13 · 2 obs

● 2017-01-03 09:13:42
● 2026-07-13 11:15:42

●A149.28.210.2062026-03-24 → 2026-07-13 · 2 obs

● 2026-03-24 01:05:50
● 2026-07-13 11:15:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net...	-
codeforin.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codeforin.com (unsigned zone)

⏱️ Timing

Total: 512ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.28.210.206`
NS	2	`dns9.hichina.com, dns10.hichina.com`
MX	2	`mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mxhichina.com -all`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

IP Addresses

codeforin.com resolves to just one IP address, 149.28.210.206.

Name Servers

The NS records for codeforin.com delegate to dns10.hichina.com and dns9.hichina.com.

codeforin.com shares its NS records with other domains, for example sinapc.com, chmysbd.com, annisz.com and two others.

Some of codeforin.com's name servers are also used by other domains, including njson.com, lehii.com, meirongjie.com and ze83.com.

These name servers are regularly seen alongside expirens3.hichina.com and expirens4.hichina.com as name servers.

DNS names with 9 IP addresses:

dns10.hichina.com maps to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 additional IP addresses.

dns9.hichina.com maps to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 additional IP addresses.

Mail Servers

codeforin.com is served by two mail servers, mxn.mxhichina.com and mxw.mxhichina.com.

Among the domains sharing a mail server setup with codeforin.com are sinogrit.com, xcy.club, 63life.com and two others.

There is at least a partial MX overlap between codeforin.com and other domains, including biscode.com, smxrb.cn, amosmagnet.com and two others.

The mail servers mxbiz1.qq.com and mxbiz2.qq.com regularly co-occur with these mail servers.

Host names that have two IP addresses:

The A records for mxn.mxhichina.com return 47.246.136.231 and 47.246.137.47.

Host names that point to one IP address:

mxw.mxhichina.com resolves to the IP address 47.246.99.195.