`barth.tech`

DNSSEC	⚠️ Not signed
A	173.255.246.237^{🇺🇸 AKAMAI-LINODE-AP}
		PTR	`173-255-246-237.ip.linodeusercontent.com`
NS	`ns1.linode.com` ⭐
		A	2600:14c0:6::2^{🇺🇸 Akamai}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai}
			PTR	`c1-2.akashield.net`
NS	`ns2.linode.com`
		A	2600:14c0:6::3^{🇺🇸 Akamai}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai}
			PTR	`c1-3.akashield.net`
NS	`ns3.linode.com`
		A	2600:14c0:7::3^{🇺🇸 Akamai}
			PTR	`c2-3.akashield.net`
		A	92.123.95.3^{🇳🇱 Akamai}
			PTR	`c2-3.akashield.net`
NS	`ns4.linode.com` ⚠️ Not in parent delegation
		A	2600:14c0:7::4^{🇺🇸 Akamai}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai}
			PTR	`c2-4.akashield.net`
NS	`ns5.linode.com` ⚠️ Not in parent delegation
		A	2600:14c0:7::2^{🇺🇸 Akamai}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai}
			PTR	`c2-2.akashield.net`
MX	`mail.protonmail.ch` ⭐ 🔒
		A	176.119.200.128^{🇨🇭 Proton}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton}
			PTR	`mail.protonmail.ch`
TXT	`protonmail-verification=9838e86c2b3478cfec1b1d23d3b1ab810bc659f7`
TXT	`v=spf1 include:_spf.protonmail.ch mx ~all`
SOA	`ns1.linode.com`admin@barth.tech serial=2021127736

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.nic.tech` 🔒
	NS	`b.nic.tech` 🔒
	NS	`e.nic.tech` 🔒
	NS	`f.nic.tech` 🔒
	NS	`ns01.trs-dns.com` ⚠️ Not in parent delegation
	NS	`ns01.trs-dns.net` ⚠️ Not in parent delegation
	NS	`ns10.trs-dns.info` ⚠️ Not in parent delegation
	NS	`ns10.trs-dns.org` ⚠️ Not in parent delegation
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1583909

Up

mail.barth.tech

Same first word

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DNS History

20 records (7 active, 13 former)

○NSdns1.registrar-servers.com2016-12-13 → 2017-06-22 · 4 obs

● 2016-12-13 00:46:42
● 2017-06-22 09:10:52
○ 2026-02-22 11:30:08
○ 2026-02-22 18:35:20

○NSdns1.registrar-servers.com,2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

○NSdns2.registrar-servers.com2016-12-13 → 2017-06-22 · 4 obs

● 2016-12-13 00:46:42
● 2017-06-22 09:10:52
○ 2026-02-22 11:30:08
○ 2026-02-22 18:35:20

○NSdns3.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

○NSdns4.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

○NSdns5.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

●NSns1.linode.com2026-02-22 → 2026-02-22 · 3 obs

○ 2017-06-22 09:10:52
● 2026-02-22 11:30:08
● 2026-02-22 18:35:20

●NSns2.linode.com2026-02-22 → 2026-02-22 · 3 obs

○ 2017-06-22 09:10:52
● 2026-02-22 11:30:08
● 2026-02-22 18:35:20

●NSns3.linode.com2026-02-22 → 2026-02-22 · 3 obs

○ 2017-06-22 09:10:52
● 2026-02-22 11:30:08
● 2026-02-22 18:35:20

●NSns4.linode.com2026-02-22 → 2026-02-22 · 3 obs

○ 2017-06-22 09:10:52
● 2026-02-22 11:30:08
● 2026-02-22 18:35:20

●NSns5.linode.com2026-02-22 → 2026-02-22 · 3 obs

○ 2017-06-22 09:10:52
● 2026-02-22 11:30:08
● 2026-02-22 18:35:20

○MXeforward1.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

○MXeforward2.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

○MXeforward3.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

○MXeforward4.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

○MXeforward5.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

●MXmail.protonmail.ch2017-06-22 → 2026-02-22 · 3 obs

○ 2016-12-13 00:46:42
● 2017-06-22 09:10:52
● 2026-02-22 18:35:20

○A162.253.153.2352017-06-22 → 2017-06-22 · 4 obs

○ 2016-12-13 00:46:42
● 2017-06-22 09:10:52
○ 2026-02-22 11:30:08
○ 2026-02-22 18:35:20

●A173.255.246.2372026-02-22 → 2026-02-22 · 3 obs

○ 2017-06-22 09:10:52
● 2026-02-22 11:30:08
● 2026-02-22 18:35:20

○A192.64.119.2322016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 00:46:42
○ 2017-06-22 09:10:52
○ 2026-02-22 18:35:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	a.nic.tech, e.nic.tech, f.nic.tech, b.nic.tech	-
barth.tech	ns1.linode.com, ns2.linode.com, ns3.linode.com	-

✅ Authoritative Response

Server: 92.123.95.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for barth.tech (unsigned zone)

⏱️ Timing

Total: 536ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`173.255.246.237`
NS	5	`ns1.linode.com, ns3.linode.com...`
MX	1	`mail.protonmail.ch (pri: 0)`
TXT	2	`protonmail-verification=9838e86c2b3478cf, v=spf1 include:_spf.protonmail.ch mx ~al`
SOA	1	`ns1.linode.com admin.barth.tech`

AI analysis

barth.tech is a parent of mail.barth.tech.

barth.tech points to a single IP address: 173.255.246.237.

Other host names, for instance 173-255-246-237.ip.linodeusercontent.com, share IP numbers with barth.tech.

barth.tech is delegated to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com and ns5.linode.com.

At least part of the name servers for barth.tech are shared with other domains, for instance osid.org, cyberassault.org, greengaugeltd.co.uk, calcsd.info and bewanted.net.

Host names with two IP numbers: ns1.linode.com points to 2600:14c0:6::2 and 92.123.94.2; ns2.linode.com points to 2600:14c0:6::3 and 92.123.94.3; ns3.linode.com points to 2600:14c0:7::3 and 92.123.95.3; ns4.linode.com points to 2600:14c0:7::4 and 92.123.95.4; ns5.linode.com points to 2600:14c0:7::2 and 92.123.95.2.

The mail server for barth.tech is mail.protonmail.ch.

barth.tech uses the same mail server setup as other domains, for instance privcore.com, osocorp.net, posner.zone, j-m.es and 14thstreetfiction.com.

barth.tech shares at least some mail servers with other domains, for example rosekat.ca, gvisoc.com, maryalicemurphy.com, ysesq.org and pingthe.net.

these mail servers are frequently used alongside the mail servers mailsec.protonmail.ch.

mail.protonmail.ch points to IP numbers 176.119.200.128, 185.70.42.128 and 185.205.70.128.

barth.tech - robtex.com

barth.tech

tech

Up

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

AI analysis

`barth.tech`

`tech`