cfstack.co - robtex.com

🛡️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=1759775797

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

cfsafety.co
cfsb.co
cfsblog.co
cfsbonline.co
cfscins.co
cfsdi.co
cfservices.co
cfshdghqo.co
cfsi.co
cfsinc.co
cfslogistics.co
cfsm.co
cfsmith.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 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16
●NSguy.ns.cloudflare.com2026-08-18 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16
●A104.26.4.982026-08-18 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16
●A104.26.5.982026-08-18 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16
●A172.67.72.62026-08-18 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16
●A2606:4700:20::681a:4622026-08-18 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16
●A2606:4700:20::681a:5622026-08-18 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16
●A2606:4700:20::ac43:48062026-08-18 → 2026-10-07 · 2 obs
● 2026-08-18 15:08:50
● 2026-10-07 22:29:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co8 records
cfstack.coguy.ns.cloudflare.com, barbara.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.248

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cfstack.co (unsigned zone)

⏱️ Timing

Total: 906ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.4.98, 172.67.72.6...
AAAA32606:4700:20::681a:562, 2606:4700:20::ac43:4806...
NS2barbara.ns.cloudflare.com, guy.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1barbara.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.registrydns.co, b.registrydns.co, c.registrydns.co...)

Analysis

IP Addresses

cfstack.co has 6 IP addresses — 104.26.4.98, 104.26.5.98, 172.67.72.6 and 3 more.

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

Name Servers

cfstack.co is served by two delegated name servers, barbara.ns.cloudflare.com and guy.ns.cloudflare.com.

cfstack.co uses the same name servers as several other domains — among them lartisan-plombier.com, appify-com.workers.dev, khanhafijul652.workers.dev and two more.

The name servers of cfstack.co overlap at least partially with those of other domains — among them 0505dingyueqi.pages.dev, topanbos229.com, decisivezone.ae and two more.

The name servers rodney.ns.cloudflare.com, jocelyn.ns.cloudflare.com and mark.ns.cloudflare.com are commonly seen alongside these name servers.

Hostnames that resolve to 6 IP addresses:

barbara.ns.cloudflare.com carries IP addresses 108.162.192.248, 172.64.32.248 and 173.245.58.248, with 3 other addresses beyond those.

guy.ns.cloudflare.com carries IP addresses 108.162.193.173, 172.64.33.173 and 173.245.59.173, with 3 other addresses beyond those.