`cfnbk.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9edd^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:2130^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.33.48^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.221^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`luke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luke.ns.cloudflare.com`
		A	108.162.193.200^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	172.64.33.200^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	173.245.59.200^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
NS	`summer.ns.cloudflare.com`
		A	2606:4700:50::a29f:2609^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c209^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`summer.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2209^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`summer.ns.cloudflare.com`
		A	108.162.194.9^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
		A	162.159.38.9^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
		A	172.64.34.9^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
MX	`mail.cittfib.com` ⭐
		A	84.200.87.22^{🇩🇪 ULTAHOST-AS84.200.87.0/24}
			PTR	`srv.simpleserver.top`
TXT	`v=spf1 a mx ip4:84.200.87.22 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.33.48, 172.67.158.221
		IPv6 hints	2606:4700:3030::ac43:9edd, 2606:4700:3031::6815:2130
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOA	`luke.ns.cloudflare.com`dns@cloudflare.com serial=2398724301

`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=1775867207

Same first word

cfnbk.com

Similar names

bckfn.com

knbfc.org

fnbck.com

bcfkn.com

nbfck.com

DNS History

10 records (7 active, 3 former)

●NSluke.ns.cloudflare.com2026-02-22 → 2026-04-11 · 3 obs

○ 2017-01-19 19:49:32
● 2026-02-22 06:36:52
● 2026-04-11 00:36:08

○NSns1.22.cn2017-01-19 → 2017-01-19 · 3 obs

● 2017-01-19 19:49:32
○ 2026-02-22 06:36:52
○ 2026-04-11 00:36:08

●NSsummer.ns.cloudflare.com2026-02-22 → 2026-04-11 · 3 obs

○ 2017-01-19 19:49:32
● 2026-02-22 06:36:52
● 2026-04-11 00:36:08

●MXmail.cittfib.com2026-02-22 → 2026-04-11 · 2 obs

● 2026-02-22 06:36:52
● 2026-04-11 00:36:08

●A104.21.33.482026-02-22 → 2026-04-11 · 3 obs

○ 2016-05-11 17:43:48
● 2026-02-22 06:36:52
● 2026-04-11 00:36:08

●A172.67.158.2212026-02-22 → 2026-04-11 · 3 obs

○ 2016-05-11 17:43:48
● 2026-02-22 06:36:52
● 2026-04-11 00:36:08

●A2606:4700:3030::ac43:9edd2026-02-22 → 2026-04-11 · 3 obs

○ 2016-05-11 17:43:48
● 2026-02-22 06:36:52
● 2026-04-11 00:36:08

●A2606:4700:3031::6815:21302026-02-22 → 2026-04-11 · 3 obs

○ 2016-05-11 17:43:48
● 2026-02-22 06:36:52
● 2026-04-11 00:36:08

○A47.90.20.172016-05-11 → 2016-05-11 · 4 obs

○ 2016-03-11 07:56:56
● 2016-05-11 17:43:48
○ 2026-02-22 06:36:52
○ 2026-04-11 00:36:08

○A64.62.224.2532016-03-11 → 2016-03-11 · 3 obs

● 2016-03-11 07:56:56
○ 2016-05-11 17:43:48
○ 2026-04-11 00:36:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
cfnbk.com	luke.ns.cloudflare.com, summer.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.9

NS records: luke.ns.cloudflare.com, summer.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cfnbk.com (unsigned zone)

⏱️ Timing

Total: 155ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.158.221, 104.21.33.48`
AAAA	2	`2606:4700:3031::6815:2130, 2606:4700:3030::ac43:9edd`
NS	2	`luke.ns.cloudflare.com, summer.ns.cloudflare.com`
MX	1	`mail.cittfib.com (pri: 0)`
TXT	1	`v=spf1 a mx ip4:84.200.87.22 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`luke.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cfnbk.com maps to four IP numbers: 2606:4700:3030::ac43:9edd, 2606:4700:3031::6815:2130, 104.21.33.48 and 172.67.158.221.

Other host names, for instance bacstac.net, solarbuildingskins.com, astrochainmedia.digital, qdfyjk.com and www.timex.fr share IP numbers with cfnbk.com.

Name Servers

Two name servers luke.ns.cloudflare.com and summer.ns.cloudflare.com are delegated to cfnbk.com.

cfnbk.com uses the same name server configuration as other domains, such as independenttradingsolutions.com, street-stars.ru, independentinvestor.com, garantbbva.com and zebrabingo.nl.

cfnbk.com at least partially shares name servers with other domains such as coonecct-an.homes, connects-an.site, contrateme.es, mybinu.top and lrp.pt.

These name servers are commonly used with eoin.ns.cloudflare.com and kate.ns.cloudflare.com.

Host names with six IP numbers: Host name luke.ns.cloudflare.com points to 2606:4700:58::adf5:3bc8, 2803:f800:50::6ca2:c1c8, 2a06:98c1:50::ac40:21c8, 108.162.193.200, 172.64.33.200 and 173.245.59.200; host name summer.ns.cloudflare.com points to 2606:4700:50::a29f:2609, 2803:f800:50::6ca2:c209, 2a06:98c1:50::ac40:2209, 108.162.194.9, 162.159.38.9 and 172.64.34.9.

Mail Servers

cfnbk.com is handled by a single mail server, mail.cittfib.com.

mail.cittfib.com points to one IP number: 84.200.87.22.

cfnbk.com - robtex.com

cfnbk.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

Mail Servers

`cfnbk.com`

`com`