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`ctfex.com`

DNSSEC	⚠️ Not signed
A	35.73.28.51^{🇯🇵 Amazon}
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 AS37963}
		A	39.96.153.40^{🇨🇳 AS37963}
		A	39.96.153.60^{🇨🇳 AS37963}
		A	47.118.199.200^{🇨🇳 AS37963}
		A	47.118.199.220^{🇨🇳 AS37963}
		A	120.76.107.40^{🇨🇳 AS37963}
		A	120.76.107.60^{🇨🇳 AS37963}
		A	139.224.142.100^{🇨🇳 AS37963}
		A	139.224.142.110^{🇨🇳 AS37963}
NS	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 AS37963}
		A	39.96.153.38^{🇨🇳 AS37963}
		A	39.96.153.61^{🇨🇳 AS37963}
		A	47.118.199.198^{🇨🇳 AS37963}
		A	47.118.199.222^{🇨🇳 AS37963}
		A	120.76.107.38^{🇨🇳 AS37963}
		A	120.76.107.61^{🇨🇳 AS37963}
		A	139.224.142.98^{🇨🇳 AS37963}
		A	139.224.142.108^{🇨🇳 AS37963}
MX	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 AS45102}
		A	47.246.137.47^{🇺🇸 AS45102}
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 AS45102}
TXT	`v=spf1 include:spf.mxhichina.com -all`
SOA	`dns21.hichina.com`hostmaster@hichina.com 2026-01-09 #13
TTL	A: 10m · NS: 1d · MX: 10m · SOA: 10m

`com`

	DNSSEC	🔒 Signed (KSK ECDSA P-256, ZSK ECDSA P-256)
	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=1769361344
	TTL	NS: 2d · SOA: 15m

Starts with same word

ctfex.com

Starts similarily

ctfex.com

xfect.pl

cftex.net

etfcx.com

fcext.net

cfext.com

efxct.com

cftex.com

ecftx.com

fctex.com

cftex.com.cn

fxtec.com

fxetc.com

fxtec.info

fectx.com

fxtec.com.br

tecfx.com

ftecx.com

ftexc.com

tecfx.net

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ctfex.com	dns21.hichina.com, dns22.hichina.com	18 records

✅ Authoritative Response

Server: 192.42.93.30

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctfex.com (unsigned zone)

⏱️ Timing

Total: 3375ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.73.28.51`
NS	2	`dns21.hichina.com, dns22.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	`dns21.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

AI analysis

ctfex.com points to a single IP number: 35.73.28.51.

ctfex.com is delegated to two name servers: dns21.hichina.com and dns22.hichina.com.

ctfex.com uses the same name server setup as other domains, for instance goddancer.com, dragonins.cn, letaian.com, 588ab.com and zuliye.com.cn.

Host names with nine IP numbers: dns21.hichina.com points to 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110; dns22.hichina.com points to 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

ctfex.com is handled by two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

ctfex.com shares the same mail server setup as other domains, including ipayl.com, rosecloudy.com, pztest.com, doctliu.com and 1jietv.com.

ctfex.com shares some mail servers with other domains, including leadingfood.com, dgdb88.cn, auvipal.com, wakingpr.com and bskx.cn.

These mail servers are commonly used together with mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

Host names with two IPs:

mxn.mxhichina.com points to: 47.246.136.231 and 47.246.137.47.

Host names with one IP:

mxw.mxhichina.com points to: 47.246.99.195.