`ycsit.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:a967^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:4f53^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.83^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.169.103^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dean.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b99^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c199^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2199^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dean.ns.cloudflare.com`
		A	108.162.193.153^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	172.64.33.153^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	173.245.59.153^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
NS	`wren.ns.cloudflare.com`
		A	2606:4700:50::a29f:268d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wren.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wren.ns.cloudflare.com`
		A	108.162.194.141^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	162.159.38.141^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	172.64.34.141^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
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`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.83, 172.67.169.103
		IPv6 hints	2606:4700:3035::ac43:a967, 2606:4700:3036::6815:4f53
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=252, name=cloudflare-ech.com
SOA	`dean.ns.cloudflare.com`dns@cloudflare.com serial=2403749450

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034772537

⚠️ On DNS blocklist: tif

Same first word

ycsit.cn

ycsit.com

Similar names

cytis.biz

scity.us

scity.cn

syitc.com

csyti.com

cyits.tk

scity.co

sitcy.ru

cyits.com

citys.co

cyist.com

citys.info

cytis.net

tysic.com.tw

ycits.cn

ictys.blogspot.com.br

scity.com.hk

scity.coop

citys.com

sicyt.gob.ar

scity.co.il

citsy.com

tysci.com.au

scity.mx

cytsi.org

iytsc.com

scity.com.ua

tysci.com

itcys.com

scity.pro

sytic.com

ysitc.am

cytis.ru

citys.nl

csyti.net

ysict.com

cytis.de

scity.org

cyits.co.kr

iscyt.com

citys.net

tysci.cn

citys.in

ictys.org

tysic.com

sicty.com

scity.net

citys.eu

citys.de

sycit.cn

sycti.com

citys.com.mx

ictys.com

ytics.com

citys.co.uk

styci.com

styic.com

citys.org

citys.md

ytics.net

cysit.com.ar

csyit.com.au

cysti.net

itscy.com

ystic.net

DNS History

8 records (8 active, 0 former)

●NSdean.ns.cloudflare.com2026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

●NSwren.ns.cloudflare.com2026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

●MXmxn.mxhichina.com2026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

●MXmxw.mxhichina.com2026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

●A104.21.79.832026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

●A172.67.169.1032026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

●A2606:4700:3035::ac43:a9672026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

●A2606:4700:3036::6815:4f532026-05-06 → 2026-05-10 · 2 obs

● 2026-05-06 22:42:56
● 2026-05-10 00:30:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
ycsit.cn	dean.ns.cloudflare.com, wren.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.141

NS records: dean.ns.cloudflare.com, wren.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ycsit.cn (unsigned zone)

⏱️ Timing

Total: 1263ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.79.83, 172.67.169.103`
AAAA	2	`2606:4700:3036::6815:4f53, 2606:4700:3035::ac43:a967`
NS	2	`dean.ns.cloudflare.com, wren.ns.cloudflare.com`
MX	2	`mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mxhichina.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dean.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

ycsit.cn points to four IP numbers: 2606:4700:3035::ac43:a967, 2606:4700:3036::6815:4f53, 104.21.79.83 and 172.67.169.103.

For instance, other host names shiningsprit.org, maindeck.com.br, spacenavigators.com, coingoss.com and corona.trilan.ru share IP numbers with ycsit.cn.

Name Servers

ycsit.cn is delegated to two name servers: dean.ns.cloudflare.com and wren.ns.cloudflare.com.

ycsit.cn uses the same name server setup as other domains such as theoryware.org, teieoglwak.club, koforiltd.com, teiefjcbex.work and wwexp.com.

ycsit.cn shares name servers with other domains at least partially, for example foranled.com, idquote.com, trak-inc.com, islamicaid.org and corporatebloodyno.guru.

These name servers are commonly used with diva.ns.cloudflare.com, heather.ns.cloudflare.com and priscilla.ns.cloudflare.com.

Host names with six IP numbers: host name dean.ns.cloudflare.com points to: 2606:4700:58::adf5:3b99, 2803:f800:50::6ca2:c199, 2a06:98c1:50::ac40:2199, 108.162.193.153, 172.64.33.153 and 173.245.59.153; host name wren.ns.cloudflare.com points to: 2606:4700:50::a29f:268d, 2803:f800:50::6ca2:c28d, 2a06:98c1:50::ac40:228d, 108.162.194.141, 162.159.38.141 and 172.64.34.141.

Mail Servers

Two mail servers mxn.mxhichina.com and mxw.mxhichina.com handle ycsit.cn.

ycsit.cn shares the same mail server setup as other domains, for instance szykjch.com, zhizihua.com, ejector-pin.net, go-out.cn and togohk.com.

ycsit.cn shares mail servers with other domains at least partially; for instance wmo.com, papaya-group.com, homagic.com, jieyi-elec.com and nasyn.com.

These mail servers are often used alongside mx1.qiye.aliyun.com, mx3.qiye.aliyun.com, mx2.qiye.aliyun.com and mxus.mxhichina.com.

Host names with two IP numbers:

The host name mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.

Host names with one IP number:

The host name mxw.mxhichina.com points to 47.246.99.195.

ycsit.cn - robtex.com

ycsit.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`ycsit.cn`

`cn`