sfckc.org - robtex.com

sfckc.org

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:b356🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:5bcb🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.91.203Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.179.86🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgreg.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b73🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgreg.ns.cloudflare.com
A2803:f800:50::6ca2:c173🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgreg.ns.cloudflare.com
A2a06:98c1:50::ac40:2173🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgreg.ns.cloudflare.com
A108.162.193.115🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgreg.ns.cloudflare.com
A172.64.33.115🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgreg.ns.cloudflare.com
A173.245.59.115🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgreg.ns.cloudflare.com
NSvita.ns.cloudflare.com
A2606:4700:50::adf5:3aee🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvita.ns.cloudflare.com
A2803:f800:50::6ca2:c0ee🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvita.ns.cloudflare.com
A2a06:98c1:50::ac40:20ee🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvita.ns.cloudflare.com
A108.162.192.238🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvita.ns.cloudflare.com
A172.64.32.238🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvita.ns.cloudflare.com
A173.245.58.238🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvita.ns.cloudflare.com
MXeforward1.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward2.registrar-servers.com ⭐
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward3.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward4.registrar-servers.com(15)
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward5.registrar-servers.com(20)
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
TXTv=spf1 include:spf.efwd.registrar-servers.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.91.203, 172.67.179.86
IPv6 hints2606:4700:3031::ac43:b356, 2606:4700:3034::6815:5bcb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=174, name=cloudflare-ech.com
SOAgreg.ns.cloudflare.comdns@cloudflare.com serial=2399843376

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1777154791

Subdomains

www.sfckc.org

Same first word

sfckc.org

Similar names

kscfc.com
kfscc.com
kfscc.org
kfcsc.com
fcskc.com
kscfc.co.kr
ccfks.com
fcksc.org
cfkcs.ru
kcfcs.co.uk
fckcs.com
fccsk.com
fscck.com
kccsf.org
kcfsc.com
kccsf.com
ccskf.com

DNS History

15 records (11 active, 4 former)

20162017201820192020202120222023202420252026NSgreg.ns.cloudflare.comvita.ns.cloudflare.comns65.domaincontrol.comns66.domaincontrol.comMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.comsfckc-org.mail.protection.outlook.comA104.21.91.203172.67.179.862606:4700:3031::ac43:b3562606:4700:3034::6815:5bcb184.168.47.225
●NSgreg.ns.cloudflare.com2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
○NSns65.domaincontrol.com2015-06-06 → 2019-02-26 · 4 obs
● 2015-06-06 21:44:14
● 2019-02-26 23:45:48
○ 2026-04-05 09:40:00
○ 2026-04-25 22:18:26
○NSns66.domaincontrol.com2015-06-06 → 2019-02-26 · 4 obs
● 2015-06-06 21:44:14
● 2019-02-26 23:45:48
○ 2026-04-05 09:40:00
○ 2026-04-25 22:18:26
●NSvita.ns.cloudflare.com2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
●MXeforward1.registrar-servers.com2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
●MXeforward2.registrar-servers.com2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
●MXeforward3.registrar-servers.com2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
●MXeforward4.registrar-servers.com2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
●MXeforward5.registrar-servers.com2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
○MXsfckc-org.mail.protection.outlook.com2015-06-06 → 2019-02-26 · 4 obs
● 2015-06-06 21:44:14
● 2019-02-26 23:45:48
○ 2026-04-05 09:40:00
○ 2026-04-25 22:18:26
●A104.21.91.2032026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
●A172.67.179.862026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
○A184.168.47.2252015-06-06 → 2019-02-26 · 4 obs
● 2015-06-06 21:44:14
● 2019-02-26 23:45:48
○ 2026-04-05 09:40:00
○ 2026-04-25 22:18:26
●A2606:4700:3031::ac43:b3562026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26
●A2606:4700:3034::6815:5bcb2026-04-05 → 2026-04-25 · 3 obs
○ 2019-02-26 23:45:48
● 2026-04-05 09:40:00
● 2026-04-25 22:18:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgd0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org-
sfckc.orgvita.ns.cloudflare.com, greg.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.238

NS records: vita.ns.cloudflare.com, greg.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sfckc.org (unsigned zone)

⏱️ Timing

Total: 481ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.91.203, 172.67.179.86
AAAA22606:4700:3034::6815:5bcb, 2606:4700:3031::ac43:b356
NS2greg.ns.cloudflare.com, vita.ns.cloudflare.com
MX5eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...
TXT1v=spf1 include:spf.efwd.registrar-server
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1greg.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

sfckc.org is the parent of www.sfckc.org.

IP Addresses

sfckc.org resolves to four IP numbers: 2606:4700:3031::ac43:b356, 2606:4700:3034::6815:5bcb, 104.21.91.203 and 172.67.179.86.

other host names for instance yao(0x706f726e).com, scc-onlineshop.com, ncbbabasketball.org, coredes.io and dfkan.com share IP numbers with sfckc.org.

Name Servers

sfckc.org is delegated to two name servers: greg.ns.cloudflare.com and vita.ns.cloudflare.com.

sfckc.org shares the same name server setup as other domains, for example typesofbearing.com, leaderfoodmicrowaveequipment.com, edgeretreats.com, garlicoon.com and albvnr.com.

sfckc.org at least partially shares name servers with other domains, for instance blarneystone.ca, cnhny.com, bostonsbestremodeling.com, betjoycasino.com and containment-technology.co.uk.

These name servers are commonly used with adaline.ns.cloudflare.com, kay.ns.cloudflare.com and dana.ns.cloudflare.com.

Host names with six IP numbers:

greg.ns.cloudflare.com points to: 2606:4700:58::adf5:3b73, 2803:f800:50::6ca2:c173, 2a06:98c1:50::ac40:2173, 108.162.193.115, 172.64.33.115 and 173.245.59.115; vita.ns.cloudflare.com points to: 2606:4700:50::adf5:3aee, 2803:f800:50::6ca2:c0ee, 2a06:98c1:50::ac40:20ee, 108.162.192.238, 172.64.32.238 and 173.245.58.238.

Mail Servers

sfckc.org is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

sfckc.org shares mail servers with other domains at least partially, including firmwarebucket.com, kizw.net, maargh.com, woodshedpublishing.com and 12playaffth.org.

these mail servers are often used with eforward6.registrar-servers.com and eforward7.registrar-servers.com.

Host names with a single IP:

eforward1.registrar-servers.com points to: 162.255.118.51

eforward2.registrar-servers.com points to: 162.255.118.52

eforward3.registrar-servers.com points to: 162.255.118.51

eforward4.registrar-servers.com points to: 162.255.118.52

eforward5.registrar-servers.com points to: 162.255.118.51

Host names pointing to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com, eforward5.registrar-servers.com

Host names pointing to 162.255.118.52: eforward2.registrar-servers.com, eforward4.registrar-servers.com