`coufu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:44ef^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c844^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.68.239^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.68^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`april.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a42^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c042^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`april.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2042^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`april.ns.cloudflare.com`
		A	108.162.192.66^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	172.64.32.66^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	173.245.58.66^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
NS	`clay.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b58^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c158^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2158^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clay.ns.cloudflare.com`
		A	108.162.193.88^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	172.64.33.88^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	173.245.59.88^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`mx.coufu.com`⁽¹⁵⁾
		A	73.189.169.225^{🇺🇸 COMCAST-IBONE73.0.0.0/8 Comcast Cable Communications, LLC}
			PTR	`c-73-189-169-225.hsd1.ca.comcast.net`
TXT	`loadbolt-verify=cmmb2nrs-0bfcd8e20869bb8ab1dea53e96032f46`
TXT	`v=spf1 ip4:38.113.1.0/24 ip4:38.113.20.0/24 ip4:65.254.224.0/19 ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.68.239, 172.67.200.68
		IPv6	2606:4700:3030::6815:44ef, 2606:4700:3037::ac43:c844
SOA	`april.ns.cloudflare.com`dns@cloudflare.com serial=2398056164

`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=1771291435

Subdomains

mx.coufu.com

Same first word

coufu.com

Similar names

fucou.com

ufuco.com

ocuuf.org

cufou.com

uufco.org

DNS History

12 records (8 active, 4 former)

●NSapril.ns.cloudflare.com2026-02-15 → 2026-03-13 · 3 obs

○ 2017-08-08 10:47:56
● 2026-02-15 11:49:08
● 2026-03-13 06:16:54

●NSclay.ns.cloudflare.com2026-02-15 → 2026-03-13 · 3 obs

○ 2017-08-08 10:47:56
● 2026-02-15 11:49:08
● 2026-03-13 06:16:54

○NSns1.fatcow.com2015-08-17 → 2017-08-08 · 4 obs

● 2015-08-17 18:11:02
● 2017-08-08 10:47:56
○ 2026-02-15 11:49:08
○ 2026-03-13 06:16:54

○NSns2.fatcow.com2015-08-17 → 2017-08-08 · 4 obs

● 2015-08-17 18:11:02
● 2017-08-08 10:47:56
○ 2026-02-15 11:49:08
○ 2026-03-13 06:16:54

●MXaspmx.l.google.com2015-08-17 → 2026-03-13 · 2 obs

● 2015-08-17 18:11:02
● 2026-03-13 06:16:54

●MXmx.coufu.com2015-08-17 → 2026-03-13 · 2 obs

● 2015-08-17 18:11:02
● 2026-03-13 06:16:54

●A104.21.68.2392026-02-15 → 2026-03-13 · 3 obs

○ 2017-08-08 10:47:56
● 2026-02-15 11:49:08
● 2026-03-13 06:16:54

●A172.67.200.682026-02-15 → 2026-03-13 · 3 obs

○ 2017-08-08 10:47:56
● 2026-02-15 11:49:08
● 2026-03-13 06:16:54

●A2606:4700:3030::6815:44ef2026-02-15 → 2026-03-13 · 3 obs

○ 2017-08-08 10:47:56
● 2026-02-15 11:49:08
● 2026-03-13 06:16:54

●A2606:4700:3037::ac43:c8442026-02-15 → 2026-03-13 · 3 obs

○ 2017-08-08 10:47:56
● 2026-02-15 11:49:08
● 2026-03-13 06:16:54

○A65.254.227.2242016-07-04 → 2017-08-08 · 5 obs

○ 2016-05-25 05:43:08
● 2016-07-04 20:34:38
● 2017-08-08 10:47:56
○ 2026-02-15 11:49:08
○ 2026-03-13 06:16:54

○A65.254.248.1962015-08-17 → 2016-05-25 · 4 obs

● 2015-08-17 18:11:02
● 2016-05-25 05:43:08
○ 2016-07-04 20:34:38
○ 2026-03-13 06:16:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coufu.com	april.ns.cloudflare.com, clay.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.88

NS records: april.ns.cloudflare.com, clay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coufu.com (unsigned zone)

⏱️ Timing

Total: 173ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.200.68, 104.21.68.239`
AAAA	2	`2606:4700:3037::ac43:c844, 2606:4700:3030::6815:44ef`
NS	2	`april.ns.cloudflare.com, clay.ns.cloudflare.com`
MX	2	`aspmx.l.google.com (pri: 1), mx.coufu.com (pri: 15)`
TXT	2	`loadbolt-verify=cmmb2nrs-0bfcd8e20869bb8, v=spf1 ip4:38.113.1.0/24 ip4:38.113.20.0`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`april.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

coufu.com is the parent of mx.coufu.com.

IP Addresses

coufu.com resolves to four IP numbers: 2606:4700:3030::6815:44ef, 2606:4700:3037::ac43:c844, 104.21.68.239 and 172.67.200.68.

other host names for instance www.thecompletecodes.com, agroindex.net, buliang210.cc, minegreat.net and ok-(0x736578).com share IP numbers with coufu.com.

Name Servers

coufu.com is delegated to two name servers: april.ns.cloudflare.com and clay.ns.cloudflare.com.

coufu.com shares the same name server setup as other domains, for example pentademy.com, trezone.fi, easybg.co.uk, perulinux.org and casinosfinder-analytics.com.

coufu.com at least partially shares name servers with other domains, for instance fun6.ch, evans.co.uk, eoshandbook.com, base.co.za and mjddm.com.

These name servers are often used with ulla.ns.cloudflare.com and joel.ns.cloudflare.com.

Host names with six IP numbers:

april.ns.cloudflare.com points to: 2606:4700:50::adf5:3a42, 2803:f800:50::6ca2:c042, 2a06:98c1:50::ac40:2042, 108.162.192.66, 172.64.32.66 and 173.245.58.66; clay.ns.cloudflare.com points to: 2606:4700:58::adf5:3b58, 2803:f800:50::6ca2:c158, 2a06:98c1:50::ac40:2158, 108.162.193.88, 172.64.33.88 and 173.245.59.88.

Mail Servers

coufu.com is handled by two mail servers: mx.coufu.com and aspmx.l.google.com.

coufu.com shares mail servers with other domains at least partially, including ns500698.ns500758.ns500759.ns500698.ns500698.ns500735.ns500698.ns500736.ns500708.ns500576.ns500576.ns500619.ns500576.trackreceptor.com, ns500758.ns500758.ns500759.ns500758.ns500735.ns500698.ns500735.ns500735.ns500735.ns500736.ns500576.ns500698.ns500576.ns500652.trackreceptor.com, ns500754.ns500754.ns500742.ns500671.ns500742.ns500704.ns500742.ns500688.ns500671.ns500671.ns500671.ns500291.ns500649.lustychickser.com, ns500693.ns500693.ns500699.ns500693.ns500734.ns500734.ns500734.ns500588.ns500699.ns500612.ns500612.ns500612.ns500612.dtrkdll.com and ns500731.ns500731.ns500671.ns500754.ns500671.ns500754.ns500704.ns500671.ns500704.ns500704.ns500704.ns500666.ns500666.ns500153.tenderladiesbz.com.

These mail servers are commonly used alongside alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx5.googlemail.com and aspmx4.googlemail.com.

Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

Host names with one IP number: mx.coufu.com points to 73.189.169.225.

coufu.com - robtex.com

coufu.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`coufu.com`

`com`