constructor.app - dns.ninja

`constructor.app`

DNSSEC	⚠️ Not signed
A	69.168.226.135^{🇬🇧 VZGMBH-NET69.168.226.0/24 VHC Frankfurt Virtuozzo International GmbH}
NS	`melinda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ac6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melinda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melinda.ns.cloudflare.com`
		A	108.162.192.198^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
		A	172.64.32.198^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
		A	173.245.58.198^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melinda.ns.cloudflare.com`
NS	`mustafa.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c1b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c31b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mustafa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:231b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mustafa.ns.cloudflare.com`
		A	108.162.195.27^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
		A	162.159.44.27^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
		A	172.64.35.27^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
MX	`constructor-app.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca3c::^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-zrap278cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:ca3c::1^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-zrzp278cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:ca3c::2^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-zr1p278cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca3e::1^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-gvap278cu00301.inbound.protection.outlook.com`
		A	52.101.185.12^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-zrap278cu00304.inbound.protection.outlook.com`
		A	52.101.185.13^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-zrzp278cu00205.inbound.protection.outlook.com`
		A	52.101.185.14^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-zr1p278cu00206.inbound.protection.outlook.com`
		A	52.101.187.1^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-gvap278cu00301.inbound.protection.outlook.com`
TXT	`v=spf1 include:sendgrid.net -all`
SOA	`melinda.ns.cloudflare.com`dns@cloudflare.com serial=2407006237

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

📈 Tranco rank: #700,222
🔒 HSTS Preload (+subdomains)

Subdomains

schools.constructor.app

Same first word

Similar names

roconstruct.net.ph

roconstruct.com

DNS History

4 records (4 active, 0 former)

●NSmelinda.ns.cloudflare.com2026-03-20 → 2026-06-20 · 2 obs

● 2026-03-20 17:31:52
● 2026-06-20 17:54:26

●NSmustafa.ns.cloudflare.com2026-03-20 → 2026-06-20 · 2 obs

● 2026-03-20 17:31:52
● 2026-06-20 17:54:26

●MXconstructor-app.mail.protection.outlook.com2026-03-20 → 2026-06-20 · 2 obs

● 2026-03-20 17:31:52
● 2026-06-20 17:54:26

●A69.168.226.1352026-03-20 → 2026-06-20 · 2 obs

● 2026-03-20 17:31:52
● 2026-06-20 17:54:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
constructor.app	mustafa.ns.cloudflare.com, melinda.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.198

NS records: mustafa.ns.cloudflare.com, melinda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for constructor.app (unsigned zone)

⏱️ Timing

Total: 470ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`69.168.226.135`
NS	2	`melinda.ns.cloudflare.com, mustafa.ns.cloudflare.com`
MX	1	`constructor-app.mail.protection.outlook.`
TXT	1	`v=spf1 include:sendgrid.net -all`
SOA	1	`melinda.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

schools.constructor.app is a subdomain of constructor.app.

IP Addresses

constructor.app directs to one IP number, which is 69.168.226.135.

Name Servers

Two name servers handle the delegation for constructor.app: melinda.ns.cloudflare.com and mustafa.ns.cloudflare.com.

constructor.app has the same name server delegation as a number of other domains, such as gladstonebrookes.co.uk, alemira.cloud, coldbooks.com and two more.

The name servers of constructor.app overlap at least partially with those of other domains — among them 33jhcqag7ja7n6.lat, 2500mm.com, tourisme-payscotedargent.com and two more.

These name servers commonly appear alongside the name servers tegan.ns.cloudflare.com and haley.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

melinda.ns.cloudflare.com resolves to 108.162.192.198, 172.64.32.198 and 173.245.58.198 among others, with 3 other IP addresses in total.

mustafa.ns.cloudflare.com resolves to 108.162.195.27, 162.159.44.27 and 172.64.35.27 among others, with 3 other IP addresses in total.

Mail Servers

constructor.app routes its mail through a single mail server, constructor-app.mail.protection.outlook.com.

constructor-app.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.185.12, 52.101.185.13 and 52.101.185.14, along with 5 other.