stdsm.us - dns.ninja

`stdsm.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5507^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:c86e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.85.7^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.110^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elma.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elma.ns.cloudflare.com`
		A	108.162.192.154^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	172.64.32.154^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	173.245.58.154^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
NS	`rustam.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c394^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rustam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2394^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rustam.ns.cloudflare.com`
		A	108.162.195.148^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	162.159.44.148^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	172.64.35.148^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.85.7, 172.67.200.110
		IPv6 hints	2606:4700:3033::6815:5507, 2606:4700:3035::ac43:c86e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOA	`elma.ns.cloudflare.com`dns@cloudflare.com serial=2409824320

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1786661564

Same first word

stdsm.com

stdsm.cn

stdsm.us

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stsmd.dk

DNS History

18 records (6 active, 12 former)

●NSelma.ns.cloudflare.com2026-04-11 → 2026-08-13 · 3 obs

○ 2017-06-24 04:13:44
● 2026-04-11 14:23:16
● 2026-08-13 23:16:58

○NSns1.inleed.net2015-08-19 → 2017-06-24 · 4 obs

● 2015-08-19 14:27:46
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

○NSns2.inleed.net2015-08-19 → 2017-06-24 · 4 obs

● 2015-08-19 14:27:46
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

○NSns3.inleed.net2015-08-19 → 2017-06-24 · 4 obs

● 2015-08-19 14:27:46
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

○NSns4.inleed.net2015-08-19 → 2017-06-24 · 4 obs

● 2015-08-19 14:27:46
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

○NSns5.inleed.net2015-08-19 → 2017-06-24 · 4 obs

● 2015-08-19 14:27:46
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

○NSns6.inleed.net2015-08-19 → 2017-06-24 · 4 obs

● 2015-08-19 14:27:46
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

●NSrustam.ns.cloudflare.com2026-04-11 → 2026-08-13 · 3 obs

○ 2017-06-24 04:13:44
● 2026-04-11 14:23:16
● 2026-08-13 23:16:58

○MXmail.stdsm.us2015-08-19 → 2017-06-24 · 4 obs

● 2015-08-19 14:27:46
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

●A104.21.85.72026-04-11 → 2026-08-13 · 3 obs

○ 2017-06-24 04:13:44
● 2026-04-11 14:23:16
● 2026-08-13 23:16:58

●A172.67.200.1102026-04-11 → 2026-08-13 · 3 obs

○ 2017-06-24 04:13:44
● 2026-04-11 14:23:16
● 2026-08-13 23:16:58

○A2001:67c:750::22017-06-24 → 2017-06-24 · 4 obs

○ 2016-12-09 20:52:02
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

○A2606:4700:3032::ac43:c86e2026-04-11 → 2026-06-12 · 5 obs

○ 2017-06-24 04:13:44
● 2026-04-11 14:23:16
● 2026-06-12 16:34:32
○ 2026-06-29 06:57:52
○ 2026-08-13 23:16:58

●A2606:4700:3033::6815:55072026-06-29 → 2026-08-13 · 3 obs

○ 2026-06-12 16:34:32
● 2026-06-29 06:57:52
● 2026-08-13 23:16:58

○A2606:4700:3035::6815:55072026-04-11 → 2026-06-12 · 5 obs

○ 2017-06-24 04:13:44
● 2026-04-11 14:23:16
● 2026-06-12 16:34:32
○ 2026-06-29 06:57:52
○ 2026-08-13 23:16:58

●A2606:4700:3035::ac43:c86e2026-06-29 → 2026-08-13 · 3 obs

○ 2026-06-12 16:34:32
● 2026-06-29 06:57:52
● 2026-08-13 23:16:58

○A5.150.195.1942017-06-24 → 2017-06-24 · 4 obs

○ 2016-12-09 20:52:02
● 2017-06-24 04:13:44
○ 2026-04-11 14:23:16
○ 2026-08-13 23:16:58

○A5.150.195.2192015-08-19 → 2016-12-09 · 4 obs

● 2015-08-19 14:27:46
● 2016-12-09 20:52:02
○ 2017-06-24 04:13:44
○ 2026-08-13 23:16:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
stdsm.us	rustam.ns.cloudflare.com, elma.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.148

NS records: rustam.ns.cloudflare.com, elma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stdsm.us (unsigned zone)

⏱️ Timing

Total: 443ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.200.110, 104.21.85.7`
AAAA	2	`2606:4700:3035::ac43:c86e, 2606:4700:3033::6815:5507`
NS	2	`elma.ns.cloudflare.com, rustam.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elma.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

stdsm.us has four IP addresses: 104.21.85.7, 172.67.200.110, 2606:4700:3033::6815:5507 and 2606:4700:3035::ac43:c86e.

Additional host names — ricardoldtkz.ampedpages.com, felixoiex369369.ampedpages.com, p2bt.com and two others — share IP numbers with stdsm.us.

Name Servers

stdsm.us uses two name servers for its delegation: elma.ns.cloudflare.com and rustam.ns.cloudflare.com.

stdsm.us shares its name server setup with other domains, including utupakkatari.edu.bo, gladnipsic.com.hr, achtung-al.info and two others.

stdsm.us has at least partial name server overlap with other domains, such as kuertoes.com, creativdesigner.de, banca980.com and two others.

These name servers tend to appear together with the name servers ken.ns.cloudflare.com, nelci.ns.cloudflare.com and leland.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname elma.ns.cloudflare.com directs to 108.162.192.154, 172.64.32.154 and 173.245.58.154 along with 3 other IP addresses.

Hostname rustam.ns.cloudflare.com directs to 108.162.195.148, 162.159.44.148 and 172.64.35.148 along with 3 other IP addresses.