`techtutorial.com`

DNSSEC	⚠️ Not signed
A	64.222.171.86^{🇺🇸 ASN-CCI-NNE64.222.171.0/24 Consolidated Communications of Northern New England}
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	`google-site-verification=UzHq1Bxij9RzS8tm4ln5BaWhJJAPv0INjUFB_sFe_6c`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
TXT	`protonmail-verification=76ffb5b2ca7f6f929157ca660c7ac3085c1b6bc7`
SOA	`ns1.linode.com`admin@techtutorial.com serial=2021000075

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774644182

Previously MX for

techtutorial.com

Same first word

techtutorial.de

techtutorial.com

techtutorial.info

Similar names

athleticourt.com

DNS History

16 records (8 active, 8 former)

●NSns1.linode.com2015-07-03 → 2026-03-27 · 5 obs

● 2015-07-03 04:59:28
● 2016-11-20 19:06:44
○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

○NSns1.techtutorial.com2017-05-21 → 2017-05-21 · 4 obs

○ 2016-11-20 19:06:44
● 2017-05-21 04:34:22
○ 2026-03-15 17:44:38
○ 2026-03-27 21:04:10

●NSns2.linode.com2015-07-03 → 2026-03-27 · 5 obs

● 2015-07-03 04:59:28
● 2016-11-20 19:06:44
○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

○NSns2.techtutorial.com2017-05-21 → 2017-05-21 · 4 obs

○ 2016-11-20 19:06:44
● 2017-05-21 04:34:22
○ 2026-03-15 17:44:38
○ 2026-03-27 21:04:10

●NSns3.linode.com2015-07-03 → 2026-03-27 · 5 obs

● 2015-07-03 04:59:28
● 2016-11-20 19:06:44
○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

●NSns4.linode.com2015-07-03 → 2026-03-27 · 5 obs

● 2015-07-03 04:59:28
● 2016-11-20 19:06:44
○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

●NSns5.linode.com2015-07-03 → 2026-03-27 · 5 obs

● 2015-07-03 04:59:28
● 2016-11-20 19:06:44
○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

●MXmail.protonmail.ch2026-03-15 → 2026-03-27 · 3 obs

○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

○MXmail.techtutorial.com2015-07-03 → 2016-04-16 · 4 obs

● 2015-07-03 04:59:28
● 2016-04-16 01:46:14
○ 2016-11-20 19:06:44
○ 2026-03-27 21:04:10

○MXmail.tutanota.de2016-11-20 → 2017-05-21 · 5 obs

○ 2016-04-16 01:46:14
● 2016-11-20 19:06:44
● 2017-05-21 04:34:22
○ 2026-03-15 17:44:38
○ 2026-03-27 21:04:10

●MXmailsec.protonmail.ch2026-03-15 → 2026-03-27 · 3 obs

○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

○MXtechtutorial.com2017-05-21 → 2017-05-21 · 4 obs

○ 2016-11-20 19:06:44
● 2017-05-21 04:34:22
○ 2026-03-15 17:44:38
○ 2026-03-27 21:04:10

○A174.136.15.692017-05-21 → 2017-05-21 · 4 obs

○ 2016-11-20 19:06:44
● 2017-05-21 04:34:22
○ 2026-03-15 17:44:38
○ 2026-03-27 21:04:10

○A2600:3c03::f03c:91ff:fe56:38b62015-07-03 → 2016-11-20 · 4 obs

● 2015-07-03 04:59:28
● 2016-11-20 19:06:44
○ 2017-05-21 04:34:22
○ 2026-03-27 21:04:10

●A64.222.171.862026-03-15 → 2026-03-27 · 3 obs

○ 2017-05-21 04:34:22
● 2026-03-15 17:44:38
● 2026-03-27 21:04:10

○A69.164.212.2072015-07-03 → 2016-11-20 · 4 obs

● 2015-07-03 04:59:28
● 2016-11-20 19:06:44
○ 2017-05-21 04:34:22
○ 2026-03-27 21:04:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
techtutorial.com	ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com...	10 records

✅ Authoritative Response

Server:92.123.95.2

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 techtutorial.com (unsigned zone)

⏱️ Timing

Total: 214ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.222.171.86`
NS	5	`ns4.linode.com, ns3.linode.com...`
MX	2	`mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10)`
TXT	3	`google-site-verification=UzHq1Bxij9RzS8t, protonmail-verification=76ffb5b2ca7f6f92...`
SOA	1	`ns1.linode.com admin.techtutorial.com`

📌 Glue Records Collected

Total: 10

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

Analysis

IP Addresses

techtutorial.com points to a single IP number: 64.222.171.86.

Other host names, for instance www.iplobster.com, share IP numbers with techtutorial.com.

Name Servers

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

techtutorial.com at least partially shares name servers with other domains, for instance tiresizehelp.com, actiondatatel.com, cotbase.com, clarhealth.com and strongsd.com.

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.

Mail Servers

techtutorial.com is handled by two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

techtutorial.com uses the same mail server configuration as other domains, such as erovibes.eu, blinkeye.ch, radakovits.net, object.net and phil.in.

techtutorial.com shares mail servers with other domains at least in part, for instance terminality.com, paulmier.org, fmpworld.io, scmandell.com and rumpelbox.de.

Host names with three IP numbers: The host name mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128; The host name mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.

techtutorial.com - robtex.com