hostsys.com.br - dns.ninja

`hostsys.com.br`

DNSSEC	⚠️ Not signed
A	2607:ff68:100:2f::56^{🇺🇸 Limestone Networks2607:ff68::/32 Inc. 400 S. Akard Street Dallas, TX 75202 US}
		PTR	`web233.ntshs.net`
A	216.245.220.56^{🇺🇸 Limestone Networks216.245.192.0/19 Inc. 400 S. Akard Street Dallas, TX 75202 US =20}
NS	`kurt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kurt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kurt.ns.cloudflare.com`
		A	108.162.193.193^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	172.64.33.193^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	173.245.59.193^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
NS	`ulla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ulla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ulla.ns.cloudflare.com`
		A	108.162.192.233^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	172.64.32.233^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	173.245.58.233^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
MX	`mx1.ntshs.net` ⭐
		A	2607:ff68:100:2f::23^{🇺🇸 Limestone Networks2607:ff68::/32 Inc. 400 S. Akard Street Dallas, TX 75202 US}
			PTR	`web211.ntshs.net`
		A	63.143.34.92^{🇺🇸 Limestone Networks63.143.32.0/19 Inc. 400 S. Akard Street Dallas, TX 75202 US}
			PTR	`web211.ntshs.net`
MX	`mx2.ntshs.net`⁽²⁰⁾
		A	2607:ff68:100:2f::29^{🇺🇸 Limestone Networks2607:ff68::/32 Inc. 400 S. Akard Street Dallas, TX 75202 US}
			PTR	`web232.ntshs.net`
		A	216.245.220.55^{🇺🇸 Limestone Networks216.245.192.0/19 Inc. 400 S. Akard Street Dallas, TX 75202 US =20}
			PTR	`web232.ntshs.net`
TXT	`v=spf1 include:_spf.mailersend.net include:ntshs.net include:email-od.com ~all`
SOA	`kurt.ns.cloudflare.com`dns@cloudflare.com serial=2408208519

`com.br`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.br` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.br` ⚠️ Not in parent delegation
	NS	`c.dns.br` ⚠️ Not in parent delegation
	NS	`d.dns.br` ⚠️ Not in parent delegation
	NS	`e.dns.br` ⚠️ Not in parent delegation
	NS	`f.dns.br` ⚠️ Not in parent delegation
	SOA	`a.dns.br`hostmaster@registro.br serial=2026214174

WOT: SAFE (61/100)
rank #523039 globally
rank #3722 in the tld
WOT: SAFE (69/100)

Subdomains

ns1.hostsys.com.br

www.hostsys.com.br

ns3.hostsys.com.br

mail.hostsys.com.br

ns2.hostsys.com.br

suporte.hostsys.com.br

Same first word

hostsys.net

hostsys.de

hostsys.be

hostsys.ch

hostsys.com

hostsys.com.br

Similar names

syshtos.com

shotsys.com

syshost.de

syshost.me

syshost.net

syshost.ru

syshtos.es

syshost.co.kr

syshost.com

syshost.co.uk

DNS History

12 records (6 active, 6 former)

●NSkurt.ns.cloudflare.com2026-02-20 → 2026-08-02 · 3 obs

○ 2021-06-17 21:34:28
● 2026-02-20 06:01:32
● 2026-08-02 07:56:50

○NSns1.hostsys.com.br2015-08-23 → 2021-06-17 · 4 obs

● 2015-08-23 04:07:16
● 2021-06-17 21:34:28
○ 2026-02-20 06:01:32
○ 2026-08-02 07:56:50

○NSns2.hostsys.com.br2015-08-23 → 2021-06-17 · 4 obs

● 2015-08-23 04:07:16
● 2021-06-17 21:34:28
○ 2026-02-20 06:01:32
○ 2026-08-02 07:56:50

○NSns3.hostsys.com.br2015-08-23 → 2021-06-17 · 4 obs

● 2015-08-23 04:07:16
● 2021-06-17 21:34:28
○ 2026-02-20 06:01:32
○ 2026-08-02 07:56:50

●NSulla.ns.cloudflare.com2026-02-20 → 2026-08-02 · 3 obs

○ 2021-06-17 21:34:28
● 2026-02-20 06:01:32
● 2026-08-02 07:56:50

○MXmail.hostsys.com.br2015-08-23 → 2021-06-17 · 4 obs

● 2015-08-23 04:07:16
● 2021-06-17 21:34:28
○ 2026-02-20 06:01:32
○ 2026-08-02 07:56:50

●MXmx1.ntshs.net2026-02-20 → 2026-08-02 · 3 obs

○ 2021-06-17 21:34:28
● 2026-02-20 06:01:32
● 2026-08-02 07:56:50

●MXmx2.ntshs.net2026-02-20 → 2026-08-02 · 3 obs

○ 2021-06-17 21:34:28
● 2026-02-20 06:01:32
● 2026-08-02 07:56:50

●A216.245.220.562026-02-20 → 2026-08-02 · 3 obs

○ 2021-06-17 21:34:28
● 2026-02-20 06:01:32
● 2026-08-02 07:56:50

○A216.245.220.592015-08-23 → 2021-06-17 · 4 obs

● 2015-08-23 04:07:16
● 2021-06-17 21:34:28
○ 2026-02-20 06:01:32
○ 2026-08-02 07:56:50

●A2607:ff68:100:2f::562026-02-20 → 2026-08-02 · 3 obs

○ 2021-06-17 21:34:28
● 2026-02-20 06:01:32
● 2026-08-02 07:56:50

○A2607:ff68:100:2f::592021-06-17 → 2021-06-17 · 4 obs

○ 2015-08-23 04:07:16
● 2021-06-17 21:34:28
○ 2026-02-20 06:01:32
○ 2026-08-02 07:56:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
hostsys.com.br	kurt.ns.cloudflare.com, ulla.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.233

NS records: kurt.ns.cloudflare.com, ulla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hostsys.com.br (unsigned zone)

⏱️ Timing

Total: 1529ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.245.220.56`
AAAA	1	`2607:ff68:100:2f::56`
NS	2	`kurt.ns.cloudflare.com, ulla.ns.cloudflare.com`
MX	2	`mx1.ntshs.net (pri: 10), mx2.ntshs.net (pri: 20)`
TXT	1	`v=spf1 include:_spf.mailersend.net inclu`
SOA	1	`kurt.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

Among the subdomains of hostsys.com.br are ns1.hostsys.com.br, www.hostsys.com.br, ns3.hostsys.com.br, mail.hostsys.com.br, ns2.hostsys.com.br and a few other host names.

IP Addresses

hostsys.com.br points to the IP addresses 216.245.220.56 and 2607:ff68:100:2f::56

Two other host names, along with web233.ntshs.net, dns02.colegiopaschoaldantas.com.br and luzespirita.org.br, also share IP numbers with hostsys.com.br.

Name Servers

Two name servers handle the delegation for hostsys.com.br: kurt.ns.cloudflare.com and ulla.ns.cloudflare.com.

hostsys.com.br shares its NS records with other domains, for example dkaksdaksortor.com, skydeo.org, oslabs.app and two others.

There is at least partial name server overlap between hostsys.com.br and other domains — 789static.com, cursos-santos-rivera.com.mx, sketchfab-user836.sbs and two more among them.

These name servers frequently co-occur with the name servers clay.ns.cloudflare.com and etienne.ns.cloudflare.com.

DNS names with 6 IP addresses:

kurt.ns.cloudflare.com resolves to 108.162.193.193, 172.64.33.193 and 173.245.59.193 among others, with 3 other IP addresses in total.

ulla.ns.cloudflare.com resolves to 108.162.192.233, 172.64.32.233 and 173.245.58.233 among others, with 3 other IP addresses in total.

Mail Servers

hostsys.com.br is served by two mail servers, mx1.ntshs.net and mx2.ntshs.net.

Among the domains sharing a mail server setup with hostsys.com.br are scalasul.com.br, controleremoto.ind.br, diocesedeosorio.org and two others.

hostsys.com.br and other domains — crtr17.gov.br for instance — share at least some mail servers.

mx1.ntshs.net and mx2.ntshs.net both carry two IP addresses. The A records for mx1.ntshs.net are 63.143.34.92 and 2607:ff68:100:2f::23; the A records for mx2.ntshs.net are 216.245.220.55 and 2607:ff68:100:2f::29.