`sfj-china.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:3c82^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c4d7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.60.130^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.196.215^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amanda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amanda.ns.cloudflare.com`
		A	108.162.192.63^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	172.64.32.63^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	173.245.58.63^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
NS	`colin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`colin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`colin.ns.cloudflare.com`
		A	108.162.195.75^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	162.159.44.75^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	172.64.35.75^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.60.130, 172.67.196.215
		IPv6 hints	2606:4700:3032::6815:3c82, 2606:4700:3037::ac43:c4d7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com
SOA	`amanda.ns.cloudflare.com`dns@cloudflare.com serial=2409755395

`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=1784837437

Same first word

sfj-china.com

Similar names

jfs-china.com

DNS History

20 records (6 active, 14 former)

●NSamanda.ns.cloudflare.com2026-05-17 → 2026-07-23 · 3 obs

○ 2017-02-13 17:53:40
● 2026-05-17 04:59:06
● 2026-07-23 20:15:10

●NScolin.ns.cloudflare.com2026-05-17 → 2026-07-23 · 3 obs

○ 2017-02-13 17:53:40
● 2026-05-17 04:59:06
● 2026-07-23 20:15:10

○NSf1g1ns1.dnspod.net2016-07-01 → 2017-02-13 · 5 obs

○ 2016-03-07 16:20:18
● 2016-07-01 18:33:50
● 2017-02-13 17:53:40
○ 2026-05-17 04:59:06
○ 2026-07-23 20:15:10

○NSf1g1ns2.dnspod.net2016-07-01 → 2017-02-13 · 5 obs

○ 2016-03-07 16:20:18
● 2016-07-01 18:33:50
● 2017-02-13 17:53:40
○ 2026-05-17 04:59:06
○ 2026-07-23 20:15:10

○NSns53.domaincontrol.com2016-03-07 → 2016-03-07 · 3 obs

● 2016-03-07 16:20:18
○ 2016-07-01 18:33:50
○ 2026-07-23 20:15:10

○NSns54.domaincontrol.com2016-03-07 → 2016-03-07 · 3 obs

● 2016-03-07 16:20:18
○ 2016-07-01 18:33:50
○ 2026-07-23 20:15:10

○MXmailstore1.secureserver.net2016-03-07 → 2016-03-07 · 3 obs

● 2016-03-07 16:20:18
○ 2016-07-01 18:33:50
○ 2026-07-23 20:15:10

○MXsmtp.secureserver.net2016-03-07 → 2016-03-07 · 3 obs

● 2016-03-07 16:20:18
○ 2016-07-01 18:33:50
○ 2026-07-23 20:15:10

●A104.21.60.1302026-05-17 → 2026-07-23 · 7 obs

○ 2017-02-13 17:53:40
● 2026-05-17 04:59:06
● 2026-05-26 17:38:20
○ 2026-05-28 02:15:38
○ 2026-05-28 13:28:34
● 2026-07-23 20:15:08
● 2026-07-23 20:15:10

●A172.67.196.2152026-05-17 → 2026-07-23 · 7 obs

○ 2017-02-13 17:53:40
● 2026-05-17 04:59:06
● 2026-05-26 17:38:20
○ 2026-05-28 02:15:38
○ 2026-05-28 13:28:34
● 2026-07-23 20:15:08
● 2026-07-23 20:15:10

○A184.168.221.552016-03-07 → 2016-03-07 · 3 obs

● 2016-03-07 16:20:18
○ 2016-07-01 18:33:50
○ 2026-07-23 20:15:10

○A188.114.96.02026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-26 17:38:20
● 2026-05-28 02:15:38
● 2026-05-28 13:28:34
○ 2026-07-23 20:15:08
○ 2026-07-23 20:15:10

○A188.114.97.02026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-26 17:38:20
● 2026-05-28 02:15:38
● 2026-05-28 13:28:34
○ 2026-07-23 20:15:08
○ 2026-07-23 20:15:10

○A202.146.217.1772016-07-01 → 2017-02-13 · 5 obs

○ 2016-03-07 16:20:18
● 2016-07-01 18:33:50
● 2017-02-13 17:53:40
○ 2026-05-17 04:59:06
○ 2026-07-23 20:15:10

○A2606:4700:3031::6815:3c822026-05-17 → 2026-05-26 · 5 obs

○ 2017-02-13 17:53:40
● 2026-05-17 04:59:06
● 2026-05-26 17:38:20
○ 2026-05-28 02:15:38
○ 2026-07-23 20:15:10

●A2606:4700:3032::6815:3c822026-07-23 → 2026-07-23 · 3 obs

○ 2026-05-28 13:28:34
● 2026-07-23 20:15:08
● 2026-07-23 20:15:10

○A2606:4700:3035::ac43:c4d72026-05-17 → 2026-05-26 · 5 obs

○ 2017-02-13 17:53:40
● 2026-05-17 04:59:06
● 2026-05-26 17:38:20
○ 2026-05-28 02:15:38
○ 2026-07-23 20:15:10

●A2606:4700:3037::ac43:c4d72026-07-23 → 2026-07-23 · 3 obs

○ 2026-05-28 13:28:34
● 2026-07-23 20:15:08
● 2026-07-23 20:15:10

○A2a06:98c1:3120::2026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-26 17:38:20
● 2026-05-28 02:15:38
● 2026-05-28 13:28:34
○ 2026-07-23 20:15:08
○ 2026-07-23 20:15:10

○A2a06:98c1:3121::2026-05-28 → 2026-05-28 · 5 obs

○ 2026-05-26 17:38:20
● 2026-05-28 02:15:38
● 2026-05-28 13:28:34
○ 2026-07-23 20:15:08
○ 2026-07-23 20:15:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sfj-china.com	amanda.ns.cloudflare.com, colin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.75

NS records: amanda.ns.cloudflare.com, colin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sfj-china.com (unsigned zone)

⏱️ Timing

Total: 364ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.60.130, 172.67.196.215`
AAAA	2	`2606:4700:3037::ac43:c4d7, 2606:4700:3032::6815:3c82`
NS	2	`amanda.ns.cloudflare.com, colin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amanda.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (amanda.ns.cloudflare.com, amanda.ns.cloudflare.com, amanda.ns.cloudflare.com...)

Analysis

IP Addresses

sfj-china.com has four IP addresses: 104.21.60.130, 172.67.196.215, 2606:4700:3032::6815:3c82 and 2606:4700:3037::ac43:c4d7.

guesters-aprovve.com, fatexfi.io, forumsayfacevaplari.com and two other host names share IP numbers with sfj-china.com.

Name Servers

Two name servers handle the delegation for sfj-china.com: amanda.ns.cloudflare.com and colin.ns.cloudflare.com.

sfj-china.com uses the same name servers as several other domains — among them chinakangyan.com, wm-hn.com, 2520book.com and two more.

sfj-china.com has at least partial name server overlap with other domains, such as hrcbackstory.org, iven.be, getx.fun and two others.

It is common to see these name servers used together with name servers laylah.ns.cloudflare.com and noor.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

amanda.ns.cloudflare.com resolves to 108.162.192.63, 172.64.32.63 and 173.245.58.63 among others, with 3 other IP addresses in total.

colin.ns.cloudflare.com resolves to 108.162.195.75, 162.159.44.75 and 172.64.35.75 among others, with 3 other IP addresses in total.

sfj-china.com - robtex.com

sfj-china.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`sfj-china.com`

`com`