🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`constructiveengineers.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2b85^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:b3dc^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.43.133^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.220^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ada.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c036^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ada.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2036^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ada.ns.cloudflare.com`
		A	108.162.192.54^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	172.64.32.54^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	173.245.58.54^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
NS	`brad.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b69^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brad.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c169^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brad.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2169^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brad.ns.cloudflare.com`
		A	108.162.193.105^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brad.ns.cloudflare.com`
		A	172.64.33.105^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brad.ns.cloudflare.com`
		A	173.245.59.105^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brad.ns.cloudflare.com`
MX	`constructiveengineers-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc09::1^{🇸🇬 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.137.2^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`MS=ms96518702`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.43.133, 172.67.179.220
		IPv6 hints	2606:4700:3030::6815:2b85, 2606:4700:3034::ac43:b3dc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=43, name=cloudflare-ech.com
SOA	`ada.ns.cloudflare.com`dns@cloudflare.com serial=2414919057

`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=1790383484

Same first word

constructiveengineers.com

Previous names

Next names

DNS History

13 records (7 active, 6 former)

●NSada.ns.cloudflare.com2026-09-18 → 2026-09-26 · 3 obs

○ 2017-08-10 08:28:28
● 2026-09-18 00:41:20
● 2026-09-26 00:46:44

●NSbrad.ns.cloudflare.com2026-09-18 → 2026-09-26 · 3 obs

○ 2017-08-10 08:28:28
● 2026-09-18 00:41:20
● 2026-09-26 00:46:44

○NSdns1.supremedns.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 08:28:28
○ 2026-09-18 00:41:20
○ 2026-09-26 00:46:44

○NSdns2.supremedns.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 08:28:28
○ 2026-09-18 00:41:20
○ 2026-09-26 00:46:44

○NSdns3.supremedns.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 08:28:28
○ 2026-09-18 00:41:20
○ 2026-09-26 00:46:44

○NSdns4.supremedns.com2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 08:28:28
○ 2026-09-18 00:41:20
○ 2026-09-26 00:46:44

●MXconstructiveengineers-com.mail.protection.outlook.com2026-09-18 → 2026-09-26 · 3 obs

○ 2017-08-10 08:28:28
● 2026-09-18 00:41:20
● 2026-09-26 00:46:44

○MXmx.vps48881.mylogin.co2017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 08:28:28
○ 2026-09-18 00:41:20
○ 2026-09-26 00:46:44

●A104.21.43.1332026-09-18 → 2026-09-26 · 3 obs

○ 2017-08-10 08:28:28
● 2026-09-18 00:41:20
● 2026-09-26 00:46:44

●A172.67.179.2202026-09-18 → 2026-09-26 · 3 obs

○ 2017-08-10 08:28:28
● 2026-09-18 00:41:20
● 2026-09-26 00:46:44

○A203.56.191.1952017-08-10 → 2017-08-10 · 3 obs

● 2017-08-10 08:28:28
○ 2026-09-18 00:41:20
○ 2026-09-26 00:46:44

●A2606:4700:3030::6815:2b852026-09-18 → 2026-09-26 · 3 obs

○ 2017-08-10 08:28:28
● 2026-09-18 00:41:20
● 2026-09-26 00:46:44

●A2606:4700:3034::ac43:b3dc2026-09-18 → 2026-09-26 · 3 obs

○ 2017-08-10 08:28:28
● 2026-09-18 00:41:20
● 2026-09-26 00:46:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
constructiveengineers.com	brad.ns.cloudflare.com, ada.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.105

NS records: brad.ns.cloudflare.com, ada.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for constructiveengineers.com (unsigned zone)

⏱️ Timing

Total: 531ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.43.133, 172.67.179.220`
AAAA	2	`2606:4700:3030::6815:2b85, 2606:4700:3034::ac43:b3dc`
NS	2	`ada.ns.cloudflare.com, brad.ns.cloudflare.com`
MX	1	`constructiveengineers-com.mail.protectio`
TXT	2	`MS=ms96518702, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ada.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

constructiveengineers.com resolves to four IP addresses: 104.21.43.133, 172.67.179.220, 2606:4700:3030::6815:2b85 and 2606:4700:3034::ac43:b3dc.

nexusconstructionllc.com, nowlayerbridge.info, estherpriestley.co.uk plus two other host names have IP numbers in common with constructiveengineers.com.

Name Servers

constructiveengineers.com is served by two delegated name servers, ada.ns.cloudflare.com and brad.ns.cloudflare.com.

The name server configuration of constructiveengineers.com is shared with other domains, for instance halitcelenk.org, zenergymyanmar.com, waveinternational.au and two others.

constructiveengineers.com shares at least some of its name servers with other domains, including 7z15l.info, jiajiunn.com.tw, arbitrey.com and two others.

These name servers are frequently seen alongside the name servers serenity.ns.cloudflare.com.

Hosts with 6 IP addresses each:

ada.ns.cloudflare.com carries IP addresses 108.162.192.54, 172.64.32.54 and 173.245.58.54, with 3 other addresses beyond those.

brad.ns.cloudflare.com carries IP addresses 108.162.193.105, 172.64.33.105 and 173.245.59.105, with 3 other addresses beyond those.

Mail Servers

constructiveengineers.com uses one mail server — constructiveengineers-com.mail.protection.outlook.com.

constructiveengineers-com.mail.protection.outlook.com has 8 IP addresses: 52.101.124.117, 52.101.137.0, 52.101.137.2 plus 5 more.

constructiveengineers.com - robtex.com