`tecniconstroi.pt`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:a30a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:2a96^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.150^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.163.10^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dexter.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dexter.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dexter.ns.cloudflare.com`
		A	108.162.195.190^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	162.159.44.190^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	172.64.35.190^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
NS	`selah.ns.cloudflare.com`
		A	2606:4700:50::a29f:2615^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`selah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c215^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`selah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2215^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`selah.ns.cloudflare.com`
		A	108.162.194.21^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`selah.ns.cloudflare.com`
		A	162.159.38.21^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`selah.ns.cloudflare.com`
		A	172.64.34.21^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`selah.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.150, 172.67.163.10
		IPv6 hints	2606:4700:3031::ac43:a30a, 2606:4700:3036::6815:2a96
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com
SOA	`dexter.ns.cloudflare.com`dns@cloudflare.com serial=2400633088

`pt`

	DNSSEC	🔒 Signed (DS record present)
	NS	`curiosity.dns.pt` ⭐
	NS	`a.dns.pt`
	NS	`b.dns.pt`
	NS	`c.dns.pt`
	NS	`d.dns.pt`
	NS	`e.dns.pt`
	NS	`g.dns.pt`
	NS	`h.dns.pt`
	NS	`ns.dns.br`
	NS	`ns2.nic.fr`
	SOA	`curiosity.dns.pt`request@dns.pt 2026-04-13 #3

Previously MX for

tecniconstroi.pt

Same first word

tecniconstroi.pt

DNS History

17 records (6 active, 11 former)

●NSdexter.ns.cloudflare.com2026-03-18 → 2026-04-13 · 3 obs

○ 2016-09-19 06:05:52
● 2026-03-18 06:58:04
● 2026-04-13 01:23:16

○NSns1.amenworld.com2016-09-19 → 2016-09-19 · 4 obs

○ 2016-04-08 05:41:48
● 2016-09-19 06:05:52
○ 2026-03-18 06:58:04
○ 2026-04-13 01:23:16

○NSns1.rumovantagem.pt2015-05-24 → 2016-04-08 · 4 obs

● 2015-05-24 13:44:24
● 2016-04-08 05:41:48
○ 2016-09-19 06:05:52
○ 2026-04-13 01:23:16

○NSns2.amenworld.com2016-09-19 → 2016-09-19 · 4 obs

○ 2016-04-08 05:41:48
● 2016-09-19 06:05:52
○ 2026-03-18 06:58:04
○ 2026-04-13 01:23:16

○NSns2.rumovantagem.pt2015-05-24 → 2016-04-08 · 4 obs

● 2015-05-24 13:44:24
● 2016-04-08 05:41:48
○ 2016-09-19 06:05:52
○ 2026-04-13 01:23:16

●NSselah.ns.cloudflare.com2026-03-18 → 2026-04-13 · 3 obs

○ 2016-09-19 06:05:52
● 2026-03-18 06:58:04
● 2026-04-13 01:23:16

○MXmail-pt.securemail.pro2016-09-19 → 2016-09-19 · 4 obs

○ 2016-04-08 05:41:48
● 2016-09-19 06:05:52
○ 2026-03-18 06:58:04
○ 2026-04-13 01:23:16

○MXtecniconstroi.pt2015-05-24 → 2016-04-08 · 4 obs

● 2015-05-24 13:44:24
● 2016-04-08 05:41:48
○ 2016-09-19 06:05:52
○ 2026-04-13 01:23:16

●A104.21.42.1502026-04-08 → 2026-04-13 · 3 obs

○ 2026-03-18 06:58:04
● 2026-04-08 13:00:12
● 2026-04-13 01:23:16

●A172.67.163.102026-04-08 → 2026-04-13 · 3 obs

○ 2026-03-18 06:58:04
● 2026-04-08 13:00:12
● 2026-04-13 01:23:16

○A185.196.11.1152026-03-18 → 2026-04-13 · 2 obs

○ 2026-03-18 06:58:04
○ 2026-04-13 01:23:16

○A185.2.4.592016-09-19 → 2016-09-19 · 4 obs

○ 2016-04-08 05:41:48
● 2016-09-19 06:05:52
○ 2026-03-18 06:58:04
○ 2026-04-13 01:23:16

○A188.114.96.02026-03-18 → 2026-03-18 · 4 obs

○ 2016-09-19 06:05:52
● 2026-03-18 06:58:04
○ 2026-04-08 13:00:12
○ 2026-04-13 01:23:16

○A188.114.97.02026-03-18 → 2026-03-18 · 4 obs

○ 2016-09-19 06:05:52
● 2026-03-18 06:58:04
○ 2026-04-08 13:00:12
○ 2026-04-13 01:23:16

○A192.169.231.1012015-05-24 → 2016-04-08 · 4 obs

● 2015-05-24 13:44:24
● 2016-04-08 05:41:48
○ 2016-09-19 06:05:52
○ 2026-04-13 01:23:16

●A2606:4700:3031::ac43:a30a2026-03-18 → 2026-04-13 · 3 obs

○ 2016-09-19 06:05:52
● 2026-03-18 06:58:04
● 2026-04-13 01:23:16

●A2606:4700:3036::6815:2a962026-03-18 → 2026-04-13 · 3 obs

○ 2016-09-19 06:05:52
● 2026-03-18 06:58:04
● 2026-04-13 01:23:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt...	18 records
tecniconstroi.pt	selah.ns.cloudflare.com, dexter.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.190

NS records: selah.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tecniconstroi.pt (unsigned zone)

⏱️ Timing

Total: 799ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.163.10, 104.21.42.150`
AAAA	2	`2606:4700:3036::6815:2a96, 2606:4700:3031::ac43:a30a`
NS	2	`dexter.ns.cloudflare.com, selah.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dexter.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 18

In-bailiwick: 14 (a.dns.pt, b.dns.pt, c.dns.pt...)

Out-of-bailiwick: 4 (ns.dns.br, ns2.nic.fr, ns.dns.br...)

Analysis

IP Addresses

Four IP numbers are pointed to by tecniconstroi.pt: 2606:4700:3031::ac43:a30a, 2606:4700:3036::6815:2a96, 104.21.42.150 and 172.67.163.10.

other host names including cicom.org.mx, pokerindia.com, hkjcpmh.org.hk, izometal.org and annuaire-entreprises-77.fr share IP numbers with tecniconstroi.pt.

Name Servers

tecniconstroi.pt is delegated to two name servers dexter.ns.cloudflare.com and selah.ns.cloudflare.com.

tecniconstroi.pt shares the same name server setup as other domains, for instance kolpobet.gr, superfantasystories.com, thechildrenscentre.org.im, nodeposit-casino.online and disinsaggi.pro.

tecniconstroi.pt at least partially shares name servers with other domains, for instance alienresearchgroup.com, siapgacor.xyz, traceinsure.co, compartelibros.com and filerepo.com.

these name servers are commonly used alongside aleena.ns.cloudflare.com.

Host names with six IP numbers:

Host name dexter.ns.cloudflare.com points to: 2606:4700:58::a29f:2cbe, 2803:f800:50::6ca2:c3be, 2a06:98c1:50::ac40:23be, 108.162.195.190, 162.159.44.190 and 172.64.35.190.

Host name selah.ns.cloudflare.com points to: 2606:4700:50::a29f:2615, 2803:f800:50::6ca2:c215, 2a06:98c1:50::ac40:2215, 108.162.194.21, 162.159.38.21 and 172.64.34.21.

tecniconstroi.pt - robtex.com