opensystem.us - dns.ninja

opensystem.us

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:54ec🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:c6e1🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.84.236Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.198.225🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrajeev.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3be0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrajeev.ns.cloudflare.com
A2803:f800:50::6ca2:c1e0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrajeev.ns.cloudflare.com
A2a06:98c1:50::ac40:21e0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrajeev.ns.cloudflare.com
A108.162.193.224🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrajeev.ns.cloudflare.com
A172.64.33.224🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrajeev.ns.cloudflare.com
A173.245.59.224🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrajeev.ns.cloudflare.com
NSsreeni.ns.cloudflare.com
A2606:4700:50::a29f:26b2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
A2803:f800:50::6ca2:c2b2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsreeni.ns.cloudflare.com
A2a06:98c1:50::ac40:22b2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsreeni.ns.cloudflare.com
A108.162.194.178🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
A162.159.38.178Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
A172.64.34.178🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.84.236, 172.67.198.225
IPv6 hints2606:4700:3033::6815:54ec, 2606:4700:3036::ac43:c6e1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com
SOArajeev.ns.cloudflare.comdns@cloudflare.com serial=2406667185

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1785656706
rank #271634 globally
rank #2363 in the tld
📈 Tranco rank: #957,753

Same first word

opensystem.co
opensystem.it
opensystem.co.uk
opensystem.srv.br
opensystem.cn
opensystem.es
opensystem.net
opensystem.pl
opensystem.eu
opensystem.us
opensystem.org
opensystem.de
opensystem.cl
opensystem.dk
opensystem.com.ar
opensystem.com
opensystem.ru
opensystem.com.br

Similar names

openmetsys.com
seymenspot.com
systemopen.com
neposystem.rs

DNS History

10 records (6 active, 4 former)

NSrajeev.ns.cloudflare.comsreeni.ns.cloudflare.comanastasia.ns.cloudflare.comarushi.ns.cloudflare.comeoin.ns.cloudflare.commax.ns.cloudflare.comA104.21.84.236172.67.198.2252606:4700:3033::6815:54ec2606:4700:3036::ac43:c6e1
○NSanastasia.ns.cloudflare.com2026-03-18 → 2026-03-26 · 4 obs
● 2026-03-18 16:02:26
● 2026-03-26 10:22:04
○ 2026-03-30 07:22:44
○ 2026-08-02 07:54:42
○NSarushi.ns.cloudflare.com2026-03-30 → 2026-03-30 · 4 obs
○ 2026-03-26 10:22:04
● 2026-03-30 07:22:44
○ 2026-05-02 05:02:22
○ 2026-08-02 07:54:42
○NSeoin.ns.cloudflare.com2026-03-30 → 2026-03-30 · 4 obs
○ 2026-03-26 10:22:04
● 2026-03-30 07:22:44
○ 2026-05-02 05:02:22
○ 2026-08-02 07:54:42
○NSmax.ns.cloudflare.com2026-03-18 → 2026-03-26 · 4 obs
● 2026-03-18 16:02:26
● 2026-03-26 10:22:04
○ 2026-03-30 07:22:44
○ 2026-08-02 07:54:42
●NSrajeev.ns.cloudflare.com2026-05-02 → 2026-08-02 · 3 obs
○ 2026-03-30 07:22:44
● 2026-05-02 05:02:22
● 2026-08-02 07:54:42
●NSsreeni.ns.cloudflare.com2026-05-02 → 2026-08-02 · 3 obs
○ 2026-03-30 07:22:44
● 2026-05-02 05:02:22
● 2026-08-02 07:54:42
●A104.21.84.2362026-03-18 → 2026-08-02 · 2 obs
● 2026-03-18 16:02:26
● 2026-08-02 07:54:42
●A172.67.198.2252026-03-18 → 2026-08-02 · 2 obs
● 2026-03-18 16:02:26
● 2026-08-02 07:54:42
●A2606:4700:3033::6815:54ec2026-03-18 → 2026-08-02 · 2 obs
● 2026-03-18 16:02:26
● 2026-08-02 07:54:42
●A2606:4700:3036::ac43:c6e12026-03-18 → 2026-08-02 · 2 obs
● 2026-03-18 16:02:26
● 2026-08-02 07:54:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, n.cctld.us, y.cctld.us...-
opensystem.usrajeev.ns.cloudflare.com, sreeni.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.178

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opensystem.us (unsigned zone)

⏱️ Timing

Total: 159ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.84.236, 172.67.198.225
AAAA22606:4700:3036::ac43:c6e1, 2606:4700:3033::6815:54ec
NS2rajeev.ns.cloudflare.com, sreeni.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1rajeev.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

opensystem.us directs to four IP numbers, which are 104.21.84.236, 172.67.198.225, 2606:4700:3033::6815:54ec and 2606:4700:3036::ac43:c6e1.

v8301.com, firstto.com, eazorazs.com and two other host names share IP numbers with opensystem.us.

Name Servers

The NS records for opensystem.us delegate to rajeev.ns.cloudflare.com and sreeni.ns.cloudflare.com.

opensystem.us uses the same name servers as several other domains — among them questslots.pt, blackjackvault.nl, diaidea.es and two more.

At least some of opensystem.us's name servers are shared with other domains, for example nmvotergroup.org, mkinfo.net, king(0x6469636b)tools.co.uk and two more.

These name servers tend to be used in conjunction with the name servers cash.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

rajeev.ns.cloudflare.com maps to 108.162.193.224, 172.64.33.224, 173.245.59.224 and 3 additional IP addresses.

sreeni.ns.cloudflare.com maps to 108.162.194.178, 162.159.38.178, 172.64.34.178 and 3 additional IP addresses.