`responsible.engineering`

DNSSEC	⚠️ Not signed
A	2602:f70f::1^{AS153292602:f70f::/48 Deno}
		PTR	`deno.net`
A	69.67.170.170^{🇨🇦 AS1532969.67.170.0/24 Deno}
NS	`ns1.gandi.net` ⭐
		A	2001:4b98:aaaa::2^{🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-1-a.gandi.net`
		A	173.246.100.2^{🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A}
			PTR	`ns-1-a.gandi.net`
NS	`ns-240-a.gandi.net`
		A	2001:4b98:aaaa::f1^{🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-240-a.gandi.net`
		A	173.246.100.241^{🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A}
			PTR	`ns-240-a.gandi.net`
NS	`ns-242-c.gandi.net`
		A	2604:3400:aaac::f3^{🇺🇸 GANDI-LIVEDNS2604:3400:aaac::/48 Gandi US Inc.}
			PTR	`ns-242-c.gandi.net`
		A	217.70.187.243^{🇫🇷 GANDI-LIVEDNS217.70.187.0/24 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-242-c.gandi.net`
NS	`ns-37-b.gandi.net`
		A	2001:4b98:aaab::26^{🇫🇷 GANDI-LIVEDNS2001:4b98:aaab::/48 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net}
			PTR	`ns-37-b.gandi.net`
		A	213.167.230.38^{🇫🇷 GANDI-LIVEDNS213.167.230.0/24 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-37-b.gandi.net`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
SOA	`ns1.gandi.net`hostmaster@gandi.net serial=1783555200

`engineering`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.engineering` ⭐
	NS	`v0n1.nic.engineering`
	NS	`v0n2.nic.engineering`
	NS	`v0n3.nic.engineering`
	NS	`v2n0.nic.engineering`
	NS	`v2n1.nic.engineering`
	SOA	`v0n0.nic.engineering`hostmaster@donuts.email serial=1784138975

Previously MX for

responsible.engineering

Same first word

Similar names

neilsprobes.com

sensiblepro.com

responsibel.com

DNS History

16 records (8 active, 8 former)

●NSns-240-a.gandi.net2026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

●NSns-242-c.gandi.net2026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

●NSns-37-b.gandi.net2026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

●NSns1.gandi.net2026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

○NSns10.sivasnetwork.net2016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 18:56:02
○ 2017-07-06 05:24:34
○ 2026-07-15 18:24:58

○NSns11.sivasnetwork.net2016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 18:56:02
○ 2017-07-06 05:24:34
○ 2026-07-15 18:24:58

○NSns2.wixdns.net2017-07-06 → 2017-07-06 · 4 obs

○ 2016-12-10 18:56:02
● 2017-07-06 05:24:34
○ 2026-07-13 03:10:04
○ 2026-07-15 18:24:58

○NSns3.wixdns.net2017-07-06 → 2017-07-06 · 4 obs

○ 2016-12-10 18:56:02
● 2017-07-06 05:24:34
○ 2026-07-13 03:10:04
○ 2026-07-15 18:24:58

●MXin1-smtp.messagingengine.com2026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

●MXin2-smtp.messagingengine.com2026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

○MXmail.responsible.engineering2017-07-06 → 2017-07-06 · 4 obs

○ 2016-12-10 18:56:02
● 2017-07-06 05:24:34
○ 2026-07-13 03:10:04
○ 2026-07-15 18:24:58

○MXresponsible.engineering2016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 18:56:02
○ 2017-07-06 05:24:34
○ 2026-07-15 18:24:58

○A23.236.62.1472017-07-06 → 2017-07-06 · 4 obs

○ 2016-12-10 18:56:02
● 2017-07-06 05:24:34
○ 2026-07-13 03:10:04
○ 2026-07-15 18:24:58

●A2602:f70f::12026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

○A31.192.209.442016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 18:56:02
○ 2017-07-06 05:24:34
○ 2026-07-15 18:24:58

●A69.67.170.1702026-07-13 → 2026-07-15 · 3 obs

○ 2017-07-06 05:24:34
● 2026-07-13 03:10:04
● 2026-07-15 18:24:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
engineering	v0n0.nic.engineering, v0n1.nic.engineering, v0n2.nic.engineering, v0n3.nic.engineering...	12 records
responsible.engineering	ns-240-a.gandi.net, ns-242-c.gandi.net, ns-37-b.gandi.net	-

✅ Authoritative Response

Server:173.246.100.241

NS records: ns-240-a.gandi.net, ns-242-c.gandi.net, ns-37-b.gandi.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for responsible.engineering (unsigned zone)

⏱️ Timing

Total: 897ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`69.67.170.170`
AAAA	1	`2602:f70f::1`
NS	3	`ns-240-a.gandi.net, ns-37-b.gandi.net...`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ?`
SOA	1	`ns1.gandi.net hostmaster.gandi.net`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.engineering, v0n1.nic.engineering, v0n2.nic.engineering...)

Analysis

IP Addresses

responsible.engineering has two IP addresses: 69.67.170.170 and 2602:f70f::1

Additional host names — alias.deno.net, cogsabbath.org, english-lesson.deno.net and two others — share IP numbers with responsible.engineering.

Name Servers

responsible.engineering has four authoritative name servers: ns-240-a.gandi.net, ns-242-c.gandi.net, ns-37-b.gandi.net and ns1.gandi.net.

The name servers of responsible.engineering overlap at least partially with those of other domains — among them electricmayhem.org, fcaheritage.com, pictext.eu and two more.

These name servers commonly appear in delegations together with ns-176-b.gandi.net, ns-208-b.gandi.net, ns-61-c.gandi.net and 4 other.

Each of the four hosts ns-240-a.gandi.net, ns-242-c.gandi.net, ns-37-b.gandi.net and ns1.gandi.net has two IP addresses. ns-240-a.gandi.net points to 173.246.100.241 and 2001:4b98:aaaa::f1. ns-242-c.gandi.net points to 217.70.187.243 and 2604:3400:aaac::f3. ns-37-b.gandi.net points to 213.167.230.38 and 2001:4b98:aaab::26. ns1.gandi.net points to 173.246.100.2 and 2001:4b98:aaaa::2.

Mail Servers

responsible.engineering has two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

responsible.engineering shares the same mail server setup as other domains, including smtp.tau.uk.com, www.tormail.org, paulmitchell.co.uk and two others.

Host names with 8 IP numbers:

Hostname in1-smtp.messagingengine.com directs to 103.168.172.216, 103.168.172.217 and 103.168.172.218 along with 5 other IP addresses.

Host names resolving to four IP addresses:

in2-smtp.messagingengine.com resolves to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

responsible.engineering - robtex.com