simstructures.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`simstructures.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:5d1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:85d8^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.209^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.216^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arvind.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ce3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arvind.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arvind.ns.cloudflare.com`
		A	108.162.195.227^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	162.159.44.227^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
		A	172.64.35.227^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arvind.ns.cloudflare.com`
NS	`grace.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`grace.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`grace.ns.cloudflare.com`
		A	108.162.192.159^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
		A	172.64.32.159^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
		A	173.245.58.159^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.209, 172.67.133.216
		IPv6 hints	2606:4700:3035::6815:5d1, 2606:4700:3035::ac43:85d8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com
SOA	`arvind.ns.cloudflare.com`dns@cloudflare.com serial=2414811641

`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=1790355614

Same first word

simstructures.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSarvind.ns.cloudflare.com2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 01:21:34
● 2026-09-25 17:01:36

●NSgrace.ns.cloudflare.com2026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 01:21:34
● 2026-09-25 17:01:36

●A104.21.5.2092026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 01:21:34
● 2026-09-25 17:01:36

●A172.67.133.2162026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 01:21:34
● 2026-09-25 17:01:36

●A2606:4700:3035::6815:5d12026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 01:21:34
● 2026-09-25 17:01:36

●A2606:4700:3035::ac43:85d82026-09-07 → 2026-09-25 · 2 obs

● 2026-09-07 01:21:34
● 2026-09-25 17:01:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
simstructures.com	grace.ns.cloudflare.com, arvind.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.159

NS records: grace.ns.cloudflare.com, arvind.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simstructures.com (unsigned zone)

⏱️ Timing

Total: 167ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.133.216, 104.21.5.209`
AAAA	2	`2606:4700:3035::6815:5d1, 2606:4700:3035::ac43:85d8`
NS	2	`arvind.ns.cloudflare.com, grace.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arvind.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

simstructures.com points to the four IP addresses 104.21.5.209, 172.67.133.216, 2606:4700:3035::6815:5d1 and 2606:4700:3035::ac43:85d8.

Among the host names that share IP numbers with simstructures.com are airframe.co, eversales.net, tempur88.life and two others.

Name Servers

simstructures.com uses two name servers for its delegation: arvind.ns.cloudflare.com and grace.ns.cloudflare.com.

simstructures.com has the same name server delegation as a number of other domains, such as titancloudsolutions.com, olivertech.dev, creator-database.pages.dev and two more.

At least some of simstructures.com's name servers are shared with other domains, for example mitaas828.workers.dev, marbetgiris.com, alexandriaartists.com and two more.

It is common for these name servers to be used in conjunction with the name servers eloise.ns.cloudflare.com, pablo.ns.cloudflare.com and martin.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname arvind.ns.cloudflare.com directs to 108.162.195.227, 162.159.44.227 and 172.64.35.227 along with 3 other IP addresses.

Hostname grace.ns.cloudflare.com directs to 108.162.192.159, 172.64.32.159 and 173.245.58.159 along with 3 other IP addresses.