rxsysb.com - dns.ninja

`rxsysb.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`liz.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3abd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`liz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`liz.ns.cloudflare.com`
		A	108.162.192.189^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	172.64.32.189^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	173.245.58.189^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
NS	`mark.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c182^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2182^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mark.ns.cloudflare.com`
		A	108.162.193.130^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	172.64.33.130^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	173.245.59.130^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
SOA	`liz.ns.cloudflare.com`dns@cloudflare.com serial=2410374029

`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=1785670302

Subdomains

www.rxsysb.com

Same first word

rxsysb.com

Similar names

sxyrsb.com

sysxrb.com

brssyx.com

sxrbsy.com

syxrsb.com

DNS History

20 records (3 active, 17 former)

○NSalbert.ns.cloudflare.com2026-02-15 → 2026-04-07 · 5 obs

○ 2017-06-15 16:06:34
● 2026-02-15 02:58:22
● 2026-04-07 02:57:42
○ 2026-05-12 22:40:56
○ 2026-08-02 11:48:24

○NSalexandra.ns.cloudflare.com2026-02-15 → 2026-04-07 · 5 obs

○ 2017-06-15 16:06:34
● 2026-02-15 02:58:22
● 2026-04-07 02:57:42
○ 2026-05-12 22:40:56
○ 2026-08-02 11:48:24

●NSliz.ns.cloudflare.com2026-05-12 → 2026-08-02 · 3 obs

○ 2026-04-07 02:57:42
● 2026-05-12 22:40:56
● 2026-08-02 11:48:24

●NSmark.ns.cloudflare.com2026-05-12 → 2026-08-02 · 3 obs

○ 2026-04-07 02:57:42
● 2026-05-12 22:40:56
● 2026-08-02 11:48:24

○NSns1.myhostadmin.net2015-07-12 → 2017-06-15 · 4 obs

● 2015-07-12 21:33:02
● 2017-06-15 16:06:34
○ 2026-02-15 02:58:22
○ 2026-08-02 11:48:24

○NSns2.myhostadmin.net2015-07-12 → 2017-06-15 · 4 obs

● 2015-07-12 21:33:02
● 2017-06-15 16:06:34
○ 2026-02-15 02:58:22
○ 2026-08-02 11:48:24

○NSns3.myhostadmin.net2015-07-12 → 2017-06-15 · 4 obs

● 2015-07-12 21:33:02
● 2017-06-15 16:06:34
○ 2026-02-15 02:58:22
○ 2026-08-02 11:48:24

○NSns4.myhostadmin.net2015-07-12 → 2017-06-15 · 4 obs

● 2015-07-12 21:33:02
● 2017-06-15 16:06:34
○ 2026-02-15 02:58:22
○ 2026-08-02 11:48:24

○NSns5.myhostadmin.net2015-07-12 → 2017-06-15 · 4 obs

● 2015-07-12 21:33:02
● 2017-06-15 16:06:34
○ 2026-02-15 02:58:22
○ 2026-08-02 11:48:24

○NSns6.myhostadmin.net2015-07-12 → 2017-06-15 · 4 obs

● 2015-07-12 21:33:02
● 2017-06-15 16:06:34
○ 2026-02-15 02:58:22
○ 2026-08-02 11:48:24

○MXmail.rxsysb.com2015-07-12 → 2026-02-15 · 4 obs

● 2015-07-12 21:33:02
● 2026-02-15 02:58:22
○ 2026-02-24 19:32:18
○ 2026-08-02 11:48:24

○A104.21.42.2082026-03-30 → 2026-05-26 · 6 obs

○ 2026-02-15 02:58:22
○ 2026-02-24 19:32:18
● 2026-03-30 11:22:56
● 2026-05-26 20:49:46
○ 2026-06-13 09:48:44
○ 2026-08-02 11:48:24

○A172.67.166.742026-03-30 → 2026-05-26 · 6 obs

○ 2026-02-15 02:58:22
○ 2026-02-24 19:32:18
● 2026-03-30 11:22:56
● 2026-05-26 20:49:46
○ 2026-06-13 09:48:44
○ 2026-08-02 11:48:24

○A188.114.96.02026-02-15 → 2026-02-24 · 4 obs

● 2026-02-15 02:58:22
● 2026-02-24 19:32:18
○ 2026-03-30 11:22:56
○ 2026-08-02 11:48:24

○A188.114.97.02026-02-15 → 2026-02-24 · 4 obs

● 2026-02-15 02:58:22
● 2026-02-24 19:32:18
○ 2026-03-30 11:22:56
○ 2026-08-02 11:48:24

○A2606:4700:3033::ac43:a64a2026-03-30 → 2026-05-26 · 6 obs

○ 2026-02-15 02:58:22
○ 2026-02-24 19:32:18
● 2026-03-30 11:22:56
● 2026-05-26 20:49:46
○ 2026-06-13 09:48:44
○ 2026-08-02 11:48:24

○A2606:4700:3034::6815:2ad02026-03-30 → 2026-05-26 · 6 obs

○ 2026-02-15 02:58:22
○ 2026-02-24 19:32:18
● 2026-03-30 11:22:56
● 2026-05-26 20:49:46
○ 2026-06-13 09:48:44
○ 2026-08-02 11:48:24

○A2a06:98c1:3120::2026-02-15 → 2026-02-24 · 4 obs

● 2026-02-15 02:58:22
● 2026-02-24 19:32:18
○ 2026-03-30 11:22:56
○ 2026-08-02 11:48:24

○A2a06:98c1:3121::2026-02-15 → 2026-02-24 · 4 obs

● 2026-02-15 02:58:22
● 2026-02-24 19:32:18
○ 2026-03-30 11:22:56
○ 2026-08-02 11:48:24

●A76.76.21.212026-06-13 → 2026-08-02 · 3 obs

○ 2026-05-26 20:49:46
● 2026-06-13 09:48:44
● 2026-08-02 11:48:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rxsysb.com	mark.ns.cloudflare.com, liz.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.130

NS records: mark.ns.cloudflare.com, liz.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rxsysb.com (unsigned zone)

⏱️ Timing

Total: 114ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`liz.ns.cloudflare.com, mark.ns.cloudflare.com`
SOA	1	`liz.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The domain www.rxsysb.com falls under the parent rxsysb.com.

IP Addresses

rxsysb.com points to a single IP number: 76.76.21.21.

Additional host names — nuroverse.com, fujimilford.com, festina.ch and two others — share IP numbers with rxsysb.com.

Name Servers

Two name servers handle the delegation for rxsysb.com: liz.ns.cloudflare.com and mark.ns.cloudflare.com.

rxsysb.com shares its name server setup with other domains, including tjcaigang.com, hnlycct.com, wbmob.com and two others.

At least some of rxsysb.com's name servers are shared with other domains, for example belive.com.br, sh-nexus.com, felorianthuvos.com and two more.

These name servers tend to be deployed in combination with the name servers princess.ns.cloudflare.com and kareem.ns.cloudflare.com.

Host names with 6 IP numbers:

liz.ns.cloudflare.com resolves to 108.162.192.189, 172.64.32.189 and 173.245.58.189 among others, with 3 other IP addresses in total.

mark.ns.cloudflare.com resolves to 108.162.193.130, 172.64.33.130 and 173.245.59.130 among others, with 3 other IP addresses in total.