secbrain.app - dns.ninja

`secbrain.app`

DNSSEC	⚠️ Not signed
NS	`curt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`curt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`curt.ns.cloudflare.com`
		A	108.162.193.94^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	172.64.33.94^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	173.245.59.94^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
NS	`marissa.ns.cloudflare.com`
		A	2606:4700:50::a29f:2672^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c272^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marissa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2272^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marissa.ns.cloudflare.com`
		A	108.162.194.114^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
		A	162.159.38.114^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
		A	172.64.34.114^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁶⁶⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁷²⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`google-site-verification=sAVwny7ysTanDWYYpf_nrowwz46J5QHoCpBZ-w96uQc`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`curt.ns.cloudflare.com`dns@cloudflare.com serial=2409884653

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

⚠️ On DNS blocklist: tif
🔒 HSTS Preload (+subdomains)

Same first word

secbrain.app

Similar names

DNS History

5 records (5 active, 0 former)

●NScurt.ns.cloudflare.com2026-07-28 → 2026-08-02 · 2 obs

● 2026-07-28 06:43:20
● 2026-08-02 02:57:06

●NSmarissa.ns.cloudflare.com2026-07-28 → 2026-08-02 · 2 obs

● 2026-07-28 06:43:20
● 2026-08-02 02:57:06

●MXroute1.mx.cloudflare.net2026-07-28 → 2026-08-02 · 2 obs

● 2026-07-28 06:43:20
● 2026-08-02 02:57:06

●MXroute2.mx.cloudflare.net2026-07-28 → 2026-08-02 · 2 obs

● 2026-07-28 06:43:20
● 2026-08-02 02:57:06

●MXroute3.mx.cloudflare.net2026-07-28 → 2026-08-02 · 2 obs

● 2026-07-28 06:43:20
● 2026-08-02 02:57:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
secbrain.app	marissa.ns.cloudflare.com, curt.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.94

NS records: marissa.ns.cloudflare.com, curt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for secbrain.app (unsigned zone)

⏱️ Timing

Total: 324ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`curt.ns.cloudflare.com, marissa.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 23), route1.mx.cloudflare.net (pri: 66)...`
TXT	2	`google-site-verification=sAVwny7ysTanDWY, v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`curt.ns.cloudflare.com dns.cloudflare.co`

Analysis

Name Servers

secbrain.app is delegated to two name servers: curt.ns.cloudflare.com and marissa.ns.cloudflare.com.

The name server configuration of secbrain.app is shared with other domains, for instance docsend-share.com, subterraneansyllogism.space, riverinaoils.com.au and two others.

The name servers of secbrain.app overlap at least partially with those of other domains — among them denderascasino.com, soltani.io, jimeyer.org and two more.

The name servers albert.ns.cloudflare.com, rafe.ns.cloudflare.com and pranab.ns.cloudflare.com are commonly seen alongside these name servers.

Hosts with 6 IP addresses each:

curt.ns.cloudflare.com resolves to 108.162.193.94, 172.64.33.94, 173.245.59.94 and 3 other IP addresses.

marissa.ns.cloudflare.com resolves to 108.162.194.114, 162.159.38.114, 172.64.34.114 and 3 other IP addresses.

Mail Servers

Mail for secbrain.app is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by secbrain.app are shared with other domains: tvoha.com, askmister.com, roleaf.ro and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.