efficientia.pt - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`efficientia.pt`

DNSSEC	⚠️ Not signed
A	172.104.205.225^{🇺🇸 AKAMAI-LINODE-AP172.104.205.0/24 Akamai Technologies}
NS	`ns1.linode.com` ⭐
		A	2600:14c0:6::2^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-2.akashield.net`
NS	`ns2.linode.com`
		A	2600:14c0:6::3^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-3.akashield.net`
NS	`ns3.linode.com`
		A	2600:14c0:7::3^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-3.akashield.net`
		A	92.123.95.3^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-3.akashield.net`
NS	`ns4.linode.com`
		A	2600:14c0:7::4^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-4.akashield.net`
NS	`ns5.linode.com`
		A	2600:14c0:7::2^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-2.akashield.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
SOA	`ns1.linode.com`service@efficientia.pt serial=2021000010

`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` ⚠️ Not in parent delegation
	NS	`ns2.nic.fr` ⚠️ Not in parent delegation
	SOA	`curiosity.dns.pt`request@dns.pt 2026-08-17 #21

Same first word

efficientia.com.br

efficientia.pt

Similar names

efficientai.com

efficientai.cloud

DNS History

27 records (11 active, 16 former)

○NSns1.amenworld.com2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

●NSns1.linode.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

○NSns2.amenworld.com2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

●NSns2.linode.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

●NSns3.linode.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

●NSns4.linode.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

●NSns5.linode.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

●MXalt1.aspmx.l.google.com2015-06-13 → 2026-08-17 · 2 obs

● 2015-06-13 21:28:06
● 2026-08-17 10:14:36

●MXalt2.aspmx.l.google.com2015-06-13 → 2026-08-17 · 2 obs

● 2015-06-13 21:28:06
● 2026-08-17 10:14:36

●MXalt3.aspmx.l.google.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

●MXalt4.aspmx.l.google.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

●MXaspmx.l.google.com2018-12-21 → 2026-08-17 · 3 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
● 2026-08-17 10:14:36

○MXaspmx2.googlemail.com2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXaspmx3.googlemail.com2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXaspmx4.googlemail.com2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXaspmx5.googlemail.com2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXmx1.efficientia.pt2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXmx2.efficientia.pt2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXmx21.efficientia.pt2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXmx30.efficientia.pt2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXmx31.efficientia.pt2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXmx32.efficientia.pt2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○MXmx33.efficientia.pt2015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

●A172.104.205.2252026-03-23 → 2026-08-17 · 3 obs

○ 2018-12-21 22:12:26
● 2026-03-23 03:17:14
● 2026-08-17 10:14:36

○A176.58.117.1642018-12-21 → 2018-12-21 · 4 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
○ 2026-03-23 03:17:14
○ 2026-08-17 10:14:36

○A194.169.125.1982015-06-13 → 2016-11-21 · 4 obs

● 2015-06-13 21:28:06
● 2016-11-21 23:03:10
○ 2018-12-21 22:12:26
○ 2026-08-17 10:14:36

○A2a01:7e00::f03c:91ff:fefb:29732018-12-21 → 2018-12-21 · 4 obs

○ 2016-11-21 23:03:10
● 2018-12-21 22:12:26
○ 2026-03-23 03:17:14
○ 2026-08-17 10:14:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, c.dns.pt, e.dns.pt, h.dns.pt...	-
efficientia.pt	ns4.linode.com, ns2.linode.com, ns1.linode.com, ns3.linode.com...	-

✅ Authoritative Response

Server:92.123.94.2

NS records: ns4.linode.com, ns2.linode.com, ns1.linode.com, ns3.linode.com, ns5.linode.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efficientia.pt (unsigned zone)

⏱️ Timing

Total: 2081ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.104.205.225`
NS	5	`ns5.linode.com, ns4.linode.com...`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)...`
SOA	1	`ns1.linode.com service.efficientia.pt`

Analysis

IP Addresses

efficientia.pt resolves to just one IP address, 172.104.205.225.

Name Servers

efficientia.pt delegates to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.

The name servers of efficientia.pt overlap at least partially with those of other domains — among them blueshift.org.za, lieurance.social, olesyawilson.com and two more.

These name servers commonly appear alongside the name servers ns4.linode.com and ns5.linode.com.

Host names that have two IP addresses:

The A records for ns1.linode.com return 92.123.94.2 and 2600:14c0:6::2.

The A records for ns2.linode.com return 92.123.94.3 and 2600:14c0:6::3.

The A records for ns3.linode.com return 92.123.95.3 and 2600:14c0:7::3.

The A records for ns4.linode.com return 92.123.95.4 and 2600:14c0:7::4.

The A records for ns5.linode.com return 92.123.95.2 and 2600:14c0:7::2.

Mail Servers

Five mail servers handle efficientia.pt: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between efficientia.pt and other domains, including tch.in, ns500699.ns500693.ns500699.ns500699.ns500699.ns500693.ns500693.ns500699.ns500693.ns500588.ns500693.ns500699.ns500578.ns500110.dtrkdll.com, pharmacoo.com.au and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

The A records for aspmx.l.google.com return 172.253.62.27 and 2607:f8b0:4004:c23::1a.

The A records for alt1.aspmx.l.google.com return 192.178.234.26 and 2800:3f0:4003:c14::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1b.