`rb3guard.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:182c^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:d8c7^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.24.44^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.216.199^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`coen.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c397^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`coen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2397^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`coen.ns.cloudflare.com`
		A	108.162.195.151^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coen.ns.cloudflare.com`
		A	162.159.44.151^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coen.ns.cloudflare.com`
		A	172.64.35.151^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coen.ns.cloudflare.com`
NS	`sreeni.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sreeni.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sreeni.ns.cloudflare.com`
		A	108.162.194.178^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	162.159.38.178^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
		A	172.64.34.178^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sreeni.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		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`
MX	`route3.mx.cloudflare.net`⁽¹⁹⁾
		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`⁽³⁵⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.24.44, 172.67.216.199
		IPv6 hints	2606:4700:3032::6815:182c, 2606:4700:3036::ac43:d8c7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=188, name=cloudflare-ech.com
SOA	`coen.ns.cloudflare.com`dns@cloudflare.com serial=2411712434

`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=1786304854

Same first word

rb3guard.com

DNS History

11 records (9 active, 2 former)

●NScoen.ns.cloudflare.com2026-05-14 → 2026-08-09 · 2 obs

● 2026-05-14 21:45:12
● 2026-08-09 19:58:56

●NSsreeni.ns.cloudflare.com2026-05-14 → 2026-08-09 · 2 obs

● 2026-05-14 21:45:12
● 2026-08-09 19:58:56

●MXroute1.mx.cloudflare.net2026-05-14 → 2026-08-09 · 2 obs

● 2026-05-14 21:45:12
● 2026-08-09 19:58:56

●MXroute2.mx.cloudflare.net2026-05-14 → 2026-08-09 · 2 obs

● 2026-05-14 21:45:12
● 2026-08-09 19:58:56

●MXroute3.mx.cloudflare.net2026-05-14 → 2026-08-09 · 2 obs

● 2026-05-14 21:45:12
● 2026-08-09 19:58:56

●A104.21.24.442026-05-14 → 2026-08-09 · 2 obs

● 2026-05-14 21:45:12
● 2026-08-09 19:58:56

●A172.67.216.1992026-05-14 → 2026-08-09 · 2 obs

● 2026-05-14 21:45:12
● 2026-08-09 19:58:56

○A2606:4700:3031::ac43:d8c72026-05-14 → 2026-06-12 · 4 obs

● 2026-05-14 21:45:12
● 2026-06-12 21:11:22
○ 2026-06-25 17:42:40
○ 2026-08-09 19:58:56

●A2606:4700:3032::6815:182c2026-06-25 → 2026-08-09 · 3 obs

○ 2026-06-12 21:11:22
● 2026-06-25 17:42:40
● 2026-08-09 19:58:56

●A2606:4700:3036::ac43:d8c72026-06-25 → 2026-08-09 · 3 obs

○ 2026-06-12 21:11:22
● 2026-06-25 17:42:40
● 2026-08-09 19:58:56

○A2606:4700:3037::6815:182c2026-05-14 → 2026-06-12 · 4 obs

● 2026-05-14 21:45:12
● 2026-06-12 21:11:22
○ 2026-06-25 17:42:40
○ 2026-08-09 19:58:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
rb3guard.com	sreeni.ns.cloudflare.com, coen.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.178

NS records: sreeni.ns.cloudflare.com, coen.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 207ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.216.199, 104.21.24.44`
AAAA	2	`2606:4700:3032::6815:182c, 2606:4700:3036::ac43:d8c7`
NS	2	`coen.ns.cloudflare.com, sreeni.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 19), route1.mx.cloudflare.net (pri: 35)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`coen.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rb3guard.com has four IP addresses: 104.21.24.44, 172.67.216.199, 2606:4700:3032::6815:182c and 2606:4700:3036::ac43:d8c7.

Among the host names that share IP numbers with rb3guard.com are mail.mandarin-oriental.ru, www.hyp.org.tr, mumu999999.com and two others.

Name Servers

rb3guard.com has two authoritative name servers — coen.ns.cloudflare.com and sreeni.ns.cloudflare.com.

rb3guard.com has the same name server delegation as a number of other domains, such as dev-conseildelamagistrature.ca, ufaone168.com, baelliger.com and two more.

rb3guard.com shares at least some of its name servers with other domains, including wuzvydo.win, free-(0x706f726e).video, homemuse.com.au and two others.

These name servers are routinely co-deployed with the name servers rajeev.ns.cloudflare.com, adaline.ns.cloudflare.com, dara.ns.cloudflare.com and two others.

Host names resolving to 6 IP numbers:

coen.ns.cloudflare.com points to 108.162.195.151, 162.159.44.151, 172.64.35.151 and 3 other IP addresses.

sreeni.ns.cloudflare.com points to 108.162.194.178, 162.159.38.178, 172.64.34.178 and 3 other IP addresses.

Mail Servers

rb3guard.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

rb3guard.com shares at least some of its mail servers with other domains — for example leavehq.com, drugrehabamarillo.com, s(0x77616e6b)ylobster.com and two more.

Host names resolving to 6 IP numbers:

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

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

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

rb3guard.com - robtex.com

rb3guard.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`rb3guard.com`

`com`