`cbmail4.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:1bf4^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:8fad^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.27.244^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.173^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brenda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brenda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brenda.ns.cloudflare.com`
		A	108.162.192.77^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	172.64.32.77^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	173.245.58.77^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
NS	`rex.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c0d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rex.ns.cloudflare.com`
		A	108.162.195.13^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	162.159.44.13^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	172.64.35.13^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
MX	`mx.cbmail4.com` ⭐
		A	64.34.213.53^{🇺🇸 APTUM64.34.208.0/21 Aptum Route Object}
			PTR	`m1.cbmail4.com`
TXT	`google-site-verification=39kiIAUx3U6oBaCPfqMTkPquJqM0PQfkzYMrdY_V0EY`
TXT	`v=spf1 ip4:64.34.213.53 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.27.244, 172.67.143.173
		IPv6	2606:4700:3030::6815:1bf4, 2606:4700:3030::ac43:8fad
SOA	`brenda.ns.cloudflare.com`dns@cloudflare.com serial=2398785863

`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

m1.cbmail4.com

mx.cbmail4.com

Same first word

cbmail4.com

DNS History

10 records (7 active, 3 former)

●NSbrenda.ns.cloudflare.com2026-02-17 → 2026-03-14 · 3 obs

○ 2017-09-01 08:10:36
● 2026-02-17 07:03:26
● 2026-03-14 10:33:22

○NSns15.domaincontrol.com2015-05-30 → 2017-09-01 · 4 obs

● 2015-05-30 17:56:02
● 2017-09-01 08:10:36
○ 2026-02-17 07:03:26
○ 2026-03-14 10:33:22

○NSns16.domaincontrol.com2015-05-30 → 2017-09-01 · 4 obs

● 2015-05-30 17:56:02
● 2017-09-01 08:10:36
○ 2026-02-17 07:03:26
○ 2026-03-14 10:33:22

●NSrex.ns.cloudflare.com2026-02-17 → 2026-03-14 · 3 obs

○ 2017-09-01 08:10:36
● 2026-02-17 07:03:26
● 2026-03-14 10:33:22

●MXmx.cbmail4.com2015-05-30 → 2026-03-14 · 2 obs

● 2015-05-30 17:56:02
● 2026-03-14 10:33:22

●A104.21.27.2442026-02-17 → 2026-03-14 · 3 obs

○ 2017-09-01 08:10:36
● 2026-02-17 07:03:26
● 2026-03-14 10:33:22

●A172.67.143.1732026-02-17 → 2026-03-14 · 3 obs

○ 2017-09-01 08:10:36
● 2026-02-17 07:03:26
● 2026-03-14 10:33:22

●A2606:4700:3030::6815:1bf42026-02-17 → 2026-03-14 · 3 obs

○ 2017-09-01 08:10:36
● 2026-02-17 07:03:26
● 2026-03-14 10:33:22

●A2606:4700:3030::ac43:8fad2026-02-17 → 2026-03-14 · 3 obs

○ 2017-09-01 08:10:36
● 2026-02-17 07:03:26
● 2026-03-14 10:33:22

○A64.34.213.532015-05-30 → 2017-09-01 · 4 obs

● 2015-05-30 17:56:02
● 2017-09-01 08:10:36
○ 2026-02-17 07:03:26
○ 2026-03-14 10:33:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cbmail4.com	brenda.ns.cloudflare.com, rex.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.77

NS records: brenda.ns.cloudflare.com, rex.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 184ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.143.173, 104.21.27.244`
AAAA	2	`2606:4700:3030::6815:1bf4, 2606:4700:3030::ac43:8fad`
NS	2	`brenda.ns.cloudflare.com, rex.ns.cloudflare.com`
MX	1	`mx.cbmail4.com (pri: 0)`
TXT	2	`google-site-verification=39kiIAUx3U6oBaC, v=spf1 ip4:64.34.213.53 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brenda.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

cbmail4.com is a parent of m1.cbmail4.com and mx.cbmail4.com.

IP Addresses

cbmail4.com maps to four IP numbers: 2606:4700:3030::6815:1bf4, 2606:4700:3030::ac43:8fad, 104.21.27.244 and 172.67.143.173.

Other host names, for instance spr-chrobry.glogow.pl, www1.magellanrx.com, chaliklaw.com, mnctko.com and colespopcorn.com share IP numbers with cbmail4.com.

Name Servers

Two name servers brenda.ns.cloudflare.com and rex.ns.cloudflare.com are delegated to cbmail4.com.

cbmail4.com uses the same name server configuration as other domains, such as cbmail3.com, casino1944.online, modusware.com, cbmail.com and cbeachmail.com.

cbmail4.com at least partially shares name servers with other domains such as 88999628.xyz, hokinusa.com, 89bet.world, feeds.bet and ikt-group.ru.

These name servers are commonly used alongside heather.ns.cloudflare.com, hans.ns.cloudflare.com and chloe.ns.cloudflare.com.

Host names with six IP numbers: Host name brenda.ns.cloudflare.com points to 2606:4700:50::adf5:3a4d, 2803:f800:50::6ca2:c04d, 2a06:98c1:50::ac40:204d, 108.162.192.77, 172.64.32.77 and 173.245.58.77; host name rex.ns.cloudflare.com points to 2606:4700:58::a29f:2c0d, 2803:f800:50::6ca2:c30d, 2a06:98c1:50::ac40:230d, 108.162.195.13, 162.159.44.13 and 172.64.35.13.

Mail Servers

cbmail4.com is handled by a single mail server, mx.cbmail4.com.

mx.cbmail4.com points to one IP number: 64.34.213.53.

cbmail4.com - robtex.com

cbmail4.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`cbmail4.com`

`com`