f4sf.com - robtex.com

f4sf.com

DNSSEC⚠️ Not signed
A23.224.195.126🇺🇸 CNSERVERSLLC23.224.0.0/15 cust proxy reg
NSnolan.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c38🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnolan.ns.cloudflare.com
A2803:f800:50::6ca2:c338🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnolan.ns.cloudflare.com
A2a06:98c1:50::ac40:2338🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnolan.ns.cloudflare.com
A108.162.195.56🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnolan.ns.cloudflare.com
A162.159.44.56Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnolan.ns.cloudflare.com
A172.64.35.56🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnolan.ns.cloudflare.com
NSsimone.ns.cloudflare.com
A2606:4700:50::a29f:261a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
A2803:f800:50::6ca2:c21a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsimone.ns.cloudflare.com
A2a06:98c1:50::ac40:221a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsimone.ns.cloudflare.com
A108.162.194.26🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
A162.159.38.26Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
A172.64.34.26🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
SOAnolan.ns.cloudflare.comdns@cloudflare.com serial=2402599040

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777237536

Same first word

f4sf.com
f4sf.cn

Similar names

f4fs.com
ffs4.com
fs4f.de
s4ff.com
4fsf.com
4ffs.com
fs4f.blogspot.com
ff4s.com
sff4.com

DNS History

16 records (3 active, 13 former)

200920112013201520172019202120232025NSnolan.ns.cloudflare.comsimone.ns.cloudflare.comdns1.name-services.comdns11.hichina.comdns12.hichina.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comns1.51dns.comns2.51dns.comMXp.nsm.ctmail.comA23.224.195.126104.203.17.19247.90.33.11869.64.155.124
○NSdns1.name-services.com2008-11-11 → 2008-11-11 · 3 obs
● 2008-11-11 02:19:00
○ 2015-07-09 12:42:36
○ 2026-04-26 21:31:32
○NSdns11.hichina.com2018-07-11 → 2018-07-11 · 4 obs
○ 2016-12-19 04:16:34
● 2018-07-11 15:32:22
○ 2026-04-10 19:52:32
○ 2026-04-26 21:31:32
○NSdns12.hichina.com2018-07-11 → 2018-07-11 · 4 obs
○ 2016-12-19 04:16:34
● 2018-07-11 15:32:22
○ 2026-04-10 19:52:32
○ 2026-04-26 21:31:32
○NSdns2.name-services.com2008-11-11 → 2008-11-11 · 3 obs
● 2008-11-11 02:19:00
○ 2015-07-09 12:42:36
○ 2026-04-26 21:31:32
○NSdns3.name-services.com2008-11-11 → 2008-11-11 · 3 obs
● 2008-11-11 02:19:00
○ 2015-07-09 12:42:36
○ 2026-04-26 21:31:32
○NSdns4.name-services.com2008-11-11 → 2008-11-11 · 3 obs
● 2008-11-11 02:19:00
○ 2015-07-09 12:42:36
○ 2026-04-26 21:31:32
○NSdns5.name-services.com2008-11-11 → 2008-11-11 · 3 obs
● 2008-11-11 02:19:00
○ 2015-07-09 12:42:36
○ 2026-04-26 21:31:32
●NSnolan.ns.cloudflare.com2026-04-10 → 2026-04-26 · 3 obs
○ 2018-07-11 15:32:22
● 2026-04-10 19:52:32
● 2026-04-26 21:31:32
○NSns1.51dns.com2015-07-09 → 2016-07-24 · 5 obs
○ 2008-11-11 02:19:00
● 2015-07-09 12:42:36
● 2016-07-24 12:12:24
○ 2016-12-19 04:16:34
○ 2026-04-26 21:31:32
○NSns2.51dns.com2016-02-27 → 2016-07-24 · 5 obs
○ 2015-07-09 12:42:36
● 2016-02-27 21:26:40
● 2016-07-24 12:12:24
○ 2016-12-19 04:16:34
○ 2026-04-26 21:31:32
●NSsimone.ns.cloudflare.com2026-04-10 → 2026-04-26 · 3 obs
○ 2018-07-11 15:32:22
● 2026-04-10 19:52:32
● 2026-04-26 21:31:32
○MXp.nsm.ctmail.com2008-11-11 → 2008-11-11 · 3 obs
● 2008-11-11 02:19:00
○ 2015-07-09 12:42:36
○ 2026-04-26 21:31:32
○A104.203.17.1922015-07-09 → 2016-02-27 · 5 obs
○ 2008-11-11 02:19:00
● 2015-07-09 12:42:36
● 2016-02-27 21:26:40
○ 2016-12-19 04:16:34
○ 2026-04-26 21:31:32
●A23.224.195.1262026-04-10 → 2026-04-26 · 3 obs
○ 2018-07-11 15:32:22
● 2026-04-10 19:52:32
● 2026-04-26 21:31:32
○A47.90.33.1182018-07-11 → 2018-07-11 · 4 obs
○ 2016-12-19 04:16:34
● 2018-07-11 15:32:22
○ 2026-04-10 19:52:32
○ 2026-04-26 21:31:32
○A69.64.155.1242008-11-11 → 2008-11-11 · 3 obs
● 2008-11-11 02:19:00
○ 2015-07-09 12:42:36
○ 2026-04-26 21:31:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...-
f4sf.comsimone.ns.cloudflare.com, nolan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.56

NS records: simone.ns.cloudflare.com, nolan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f4sf.com (unsigned zone)

⏱️ Timing

Total: 614ms | Queries: -

📄 Records

TypeCountSample Data
A123.224.195.126
NS2nolan.ns.cloudflare.com, simone.ns.cloudflare.com
SOA1nolan.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

f4sf.com points to a single IP number: 23.224.195.126.

Other host names, for instance wdcmup.com, fanhuaxiu.com, nchyggc.com, jingpinxiaoshuo.com and gzminiao.net share IP numbers with f4sf.com.

Name Servers

f4sf.com is delegated to two name servers: nolan.ns.cloudflare.com and simone.ns.cloudflare.com.

f4sf.com uses the same name server setup as other domains, for instance wtosc.com, gzcwo.com, 6080yy.top, xmyyjz.com and lolweil.com.

f4sf.com shares name servers with other domains at least partially, for instance gomoral.com, 365group.com.vn, abu.kz, theav(0x706f726e).com and bbzfqfarmccbob.com.

these name servers are often used together with the name servers deb.ns.cloudflare.com.

Host names with six IP numbers: nolan.ns.cloudflare.com points to 2606:4700:58::a29f:2c38, 2803:f800:50::6ca2:c338, 2a06:98c1:50::ac40:2338, 108.162.195.56, 162.159.44.56 and 172.64.35.56; simone.ns.cloudflare.com points to 2606:4700:50::a29f:261a, 2803:f800:50::6ca2:c21a, 2a06:98c1:50::ac40:221a, 108.162.194.26, 162.159.38.26 and 172.64.34.26.