`fcju.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:d7d2^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:35ad^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.53.173^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.210^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`davina.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2628^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c228^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`davina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2228^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`davina.ns.cloudflare.com`
		A	108.162.194.40^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
		A	162.159.38.40^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
		A	172.64.34.40^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`davina.ns.cloudflare.com`
NS	`troy.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cda^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`troy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`troy.ns.cloudflare.com`
		A	108.162.195.218^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	162.159.44.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	172.64.35.218^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.53.173, 172.67.215.210
		IPv6 hints	2606:4700:3033::ac43:d7d2, 2606:4700:3035::6815:35ad
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=83, name=cloudflare-ech.com
SOA	`davina.ns.cloudflare.com`dns@cloudflare.com serial=2398222502

`cn`

	DNSSEC	⚠️ Not signed
	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=2034662786

Same first word

fcju.de

fcju.cn

fcju.com

Similar names

fjcu.org

jcfu.pl

ufjc.com

jufc.click

cufj.cn

cjfu.com

jfcu.com

jcfu.com

fucj.com

jcuf.com

ucjf.net

jufc.ru

jcfu.cn

jcfu.xyz

ucjf.org

jufc.de

cjuf.us

cufj.com

ujfc.org

jfcu.org

jufc.com

cujf.com

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jfcu.mobi

jufc.cn

jcfu.org

jcfu.tw

cujf.org

ufcj.cn

jfuc.cn

ucjf.com

fcuj.com

jcuf.cn

cjuf.com

ujfc.com

ufjc.org

fujc.cn

cjuf.net

jufc.com.au

fujc.edu.co

DNS History

13 records (6 active, 7 former)

●NSdavina.ns.cloudflare.com2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 18:16:10
● 2026-04-12 14:29:20

●NStroy.ns.cloudflare.com2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 18:16:10
● 2026-04-12 14:29:20

○MXmail.b-io.co2015-04-23 → 2015-04-23 · 3 obs

● 2015-04-23 01:38:42
○ 2015-10-19 15:33:06
○ 2026-04-12 14:29:20

○MXmail.skrimple.com2015-10-19 → 2017-12-24 · 5 obs

○ 2015-04-23 01:38:42
● 2015-10-19 15:33:06
● 2017-12-24 01:45:22
○ 2026-03-25 18:16:10
○ 2026-04-12 14:29:20

○MXmail2.b-io.co2015-04-23 → 2015-04-23 · 3 obs

● 2015-04-23 01:38:42
○ 2015-10-19 15:33:06
○ 2026-04-12 14:29:20

○MXmail3.b-io.co2015-04-23 → 2015-04-23 · 3 obs

● 2015-04-23 01:38:42
○ 2015-10-19 15:33:06
○ 2026-04-12 14:29:20

○A103.232.215.1292017-12-24 → 2017-12-24 · 4 obs

○ 2016-12-31 01:56:32
● 2017-12-24 01:45:22
○ 2026-03-25 18:16:10
○ 2026-04-12 14:29:20

●A104.21.53.1732026-03-25 → 2026-04-12 · 3 obs

○ 2017-12-24 01:45:22
● 2026-03-25 18:16:10
● 2026-04-12 14:29:20

●A172.67.215.2102026-03-25 → 2026-04-12 · 3 obs

○ 2017-12-24 01:45:22
● 2026-03-25 18:16:10
● 2026-04-12 14:29:20

●A2606:4700:3033::ac43:d7d22026-03-25 → 2026-04-12 · 3 obs

○ 2017-12-24 01:45:22
● 2026-03-25 18:16:10
● 2026-04-12 14:29:20

●A2606:4700:3035::6815:35ad2026-03-25 → 2026-04-12 · 3 obs

○ 2017-12-24 01:45:22
● 2026-03-25 18:16:10
● 2026-04-12 14:29:20

○A50.117.116.1172015-04-23 → 2016-04-22 · 4 obs

● 2015-04-23 01:38:42
● 2016-04-22 09:23:40
○ 2016-12-31 01:56:32
○ 2026-04-12 14:29:20

○A50.117.120.2532015-04-23 → 2016-12-31 · 4 obs

● 2015-04-23 01:38:42
● 2016-12-31 01:56:32
○ 2017-12-24 01:45:22
○ 2026-04-12 14:29:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
fcju.cn	troy.ns.cloudflare.com, davina.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.218

NS records: troy.ns.cloudflare.com, davina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fcju.cn (unsigned zone)

⏱️ Timing

Total: 834ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.215.210, 104.21.53.173`
AAAA	2	`2606:4700:3033::ac43:d7d2, 2606:4700:3035::6815:35ad`
NS	2	`davina.ns.cloudflare.com, troy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`davina.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

fcju.cn resolves to four IPs: 2606:4700:3033::ac43:d7d2, 2606:4700:3035::6815:35ad, 104.21.53.173 and 172.67.215.210.

Other host names, for instance befirst.click, firstbenefithelp.com, hyperfuturestrategy.sbs, dialogi.lv and 6ydm.com share IP numbers with fcju.cn.

Name Servers

fcju.cn has two name servers: davina.ns.cloudflare.com and troy.ns.cloudflare.com.

fcju.cn shares the same name server setup as other domains, for example qilz.cn, huace88.com, kupsba.com, osua.cn and ynlyad.com.

fcju.cn shares some name servers with other domains, for example taular.ru, shaktipay.online, dailyannarbor.com, svoeradio.com and chinamed77.com.

These name servers are commonly used together with logan.ns.cloudflare.com and fattouche.ns.cloudflare.com.

Host names with six IP numbers: davina.ns.cloudflare.com points to: 2606:4700:50::a29f:2628, 2803:f800:50::6ca2:c228, 2a06:98c1:50::ac40:2228, 108.162.194.40, 162.159.38.40 and 172.64.34.40; troy.ns.cloudflare.com points to: 2606:4700:58::a29f:2cda, 2803:f800:50::6ca2:c3da, 2a06:98c1:50::ac40:23da, 108.162.195.218, 162.159.44.218 and 172.64.35.218.

fcju.cn - robtex.com

fcju.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`fcju.cn`

`cn`