nullmx.austinengineers.com - dns.ninja

`nullmx.austinengineers.com`

CNAME	`austinengineers.com`
DNSSEC	⚠️ Not signed
A	2600:3c0e::2000:dcff:fe21:f416^{🇳🇱 AKAMAI-LINODE-AP2600:3c0e::/32 Akamai Technologies}
A	172.235.175.48^{🇺🇸 AKAMAI-LINODE-AP172.235.160.0/19 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	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
TXT	`protonmail-verification=a811eb009f88068396b28b7741b0caf09c67b4ef`
SOA	`ns1.linode.com`Circuitsoft\@alex.gmail.com serial=2021000102

`austinengineers.com`

	DNSSEC	⚠️ Not signed
	A	2600:3c0e::2000:dcff:fe21:f416^{🇳🇱 AKAMAI-LINODE-AP2600:3c0e::/32 Akamai Technologies}
	A	172.235.175.48^{🇺🇸 AKAMAI-LINODE-AP172.235.160.0/19 Akamai Technologies}
	NS	`ns1.linode.com` ⭐
	NS	`ns2.linode.com`
	NS	`ns3.linode.com`
	NS	`ns4.linode.com`
	NS	`ns5.linode.com`
	MX	`mail.protonmail.ch` ⭐
	MX	`mailsec.protonmail.ch`⁽²⁰⁾
	TXT	`v=spf1 include:_spf.protonmail.ch ~all`
	TXT	`protonmail-verification=a811eb009f88068396b28b7741b0caf09c67b4ef`
	SOA	`ns1.linode.com`Circuitsoft\@alex.gmail.com serial=2021000102

Previously MX for

austinengineers.com

Same first word

nullmx.org

nullmx.com

nullmx.net

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
austinengineers.com	ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com...	10 records

✅ Authoritative Response

Server:92.123.94.2

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for austinengineers.com (unsigned zone)

⏱️ Timing

Total: 378ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`austinengineers.com`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)

Analysis

IP Addresses

nullmx.austinengineers.com resolves to the IP addresses 172.235.175.48 and 2600:3c0e::2000:dcff:fe21:f416

Host names such as 172-235-175-48.ip.linodeusercontent.com and austinengineers.com share IP numbers with nullmx.austinengineers.com.

Name Servers

Five name servers handle delegation for nullmx.austinengineers.com: ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.

nullmx.austinengineers.com shares at least some of its name servers with other domains, including utilizacapillus.com, eleek.com.ua, tdts.ca and two others.

These name servers are frequently paired with the name servers ns4.linode.com and ns5.linode.com.

Host names pointing to two IP addresses:

ns1.linode.com resolves to two addresses: 92.123.94.2 and 2600:14c0:6::2.

ns2.linode.com resolves to two addresses: 92.123.94.3 and 2600:14c0:6::3.

ns3.linode.com resolves to two addresses: 92.123.95.3 and 2600:14c0:7::3.

ns4.linode.com resolves to two addresses: 92.123.95.4 and 2600:14c0:7::4.

ns5.linode.com resolves to two addresses: 92.123.95.2 and 2600:14c0:7::2.

Mail Servers

nullmx.austinengineers.com uses two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.

The mail server setup of nullmx.austinengineers.com matches that of other domains such as o.international, ciziunas.net, fira.dk and two others.

At least some of the mail servers used by nullmx.austinengineers.com are shared with other domains: th.dev, elitemedia.ca, danaca.nl and two others among them.

mail.protonmail.ch and mailsec.protonmail.ch each resolve to three IP addresses. mail.protonmail.ch resolves to 176.119.200.128, 185.70.42.128 and 185.205.70.128. mailsec.protonmail.ch resolves to 176.119.200.129, 185.70.42.129 and 185.205.70.129.