cfstack.co - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

cfstack.co

DNSSEC⚠️ Not signed
A2606:4700:20::681a:462🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:562🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:4806🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.4.98Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.5.98Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.72.6🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbarbara.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A2803:f800:50::6ca2:c0f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbarbara.ns.cloudflare.com
A2a06:98c1:50::ac40:20f8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbarbara.ns.cloudflare.com
A108.162.192.248🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A172.64.32.248🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A173.245.58.248🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
NSguy.ns.cloudflare.com
A2606:4700:58::adf5:3bad🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguy.ns.cloudflare.com
A2803:f800:50::6ca2:c1ad🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRguy.ns.cloudflare.com
A2a06:98c1:50::ac40:21ad🇺🇸 Cloudflare2a06:98c1:50::/45
PTRguy.ns.cloudflare.com
A108.162.193.173🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguy.ns.cloudflare.com
A172.64.33.173🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguy.ns.cloudflare.com
A173.245.59.173🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguy.ns.cloudflare.com
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.26.4.98, 104.26.5.98, 172.67.72.6
IPv6 hints2606:4700:20::681a:462, 2606:4700:20::681a:562, 2606:4700:20::ac43:4806
SOAbarbara.ns.cloudflare.comdns@cloudflare.com serial=2416871325

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759776762

Same first word

cfstack.pages.dev
cfstack.co
cfstack.io
cfstack.com
cfstack.workers.dev
cfstack.co.uk

Similar names

factskc.com
ckfacts.com
ckfacts.net
cctaskf.vip
ckfacts.biz
ckfacts.de
factkcs.xyz
fcstack.com
ckfacts.org
ckfacts.info
fckcats.com

Previous names

cfsb.co
cfsblog.co
cfsbonline.co
cfscins.co
cfsdi.co
cfservices.co
cfshdghqo.co
cfsi.co
cfsinc.co
cfslogistics.co
cfsm.co
cfsmith.co
cfsoa.co
cfsonline.co
cfsoriginals.co
cfsource.co
cfsp.co
cfsps.co
cfsrecovery.co
cfss.co

Next names

cfstaffing.co
cfstore.co
cfstrategies.co
cfsw.co
cfsweb.co
cft.co
cftaerospace.co
cftb.co
cftc.co
cftec.co
cftech.co
cftechserv.co
cftechsolutions.co
cftherapy.co
cftix.co
cftoaerospace.co
cftpro.co
cftr.co
cftrip.co
cftrust.co

DNS History

8 records (8 active, 0 former)

NSbarbara.ns.cloudflare.comguy.ns.cloudflare.comA104.26.4.98104.26.5.98172.67.72.62606:4700:20::681a:4622606:4700:20::681a:5622606:4700:20::ac43:4806
●NSbarbara.ns.cloudflare.com2026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16
●NSguy.ns.cloudflare.com2026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16
●A104.26.4.982026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16
●A104.26.5.982026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16
●A172.67.72.62026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16
●A2606:4700:20::681a:4622026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16
●A2606:4700:20::681a:5622026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16
●A2606:4700:20::ac43:48062026-08-18 → 2026-10-09 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-09 04:12:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co-
cfstack.cobarbara.ns.cloudflare.com, guy.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.173

NS records: barbara.ns.cloudflare.com, guy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cfstack.co (unsigned zone)

⏱️ Timing

Total: 1592ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.4.98, 172.67.72.6...
AAAA32606:4700:20::ac43:4806, 2606:4700:20::681a:462...
NS2barbara.ns.cloudflare.com, guy.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1barbara.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

cfstack.co directs to 6 IP numbers: 104.26.4.98, 104.26.5.98, 172.67.72.6 and 3 other.

Two other host names, along with holzhauser-markt.de, connubes.de and proxy-game1.tr8games.com, also share IP numbers with cfstack.co.

Name Servers

The NS records for cfstack.co delegate to barbara.ns.cloudflare.com and guy.ns.cloudflare.com.

cfstack.co shares its NS records with other domains, for example lartisan-plombier.com, appify-com.workers.dev, khanhafijul652.workers.dev and two others.

cfstack.co shares at least some of its name servers with other domains, including 0505dingyueqi.pages.dev, topanbos229.com, decisivezone.ae and two others.

These name servers are frequently paired with the name servers rodney.ns.cloudflare.com, jocelyn.ns.cloudflare.com and mark.ns.cloudflare.com.

DNS names with 6 IP addresses:

barbara.ns.cloudflare.com maps to 108.162.192.248, 172.64.32.248, 173.245.58.248 and 3 additional IP addresses.

guy.ns.cloudflare.com maps to 108.162.193.173, 172.64.33.173, 173.245.59.173 and 3 additional IP addresses.