`tech-support-guys.com`

DNSSEC	🔒 Signed (DS record present)
A	2a03:38a0:61:199::1^{🇳🇱 LEASEWEB-NL-AMS-012a03:38a0::/32 routed via LeaseWeb NL}
		PTR	`sltnprod02.cobytes.io`
A	185.71.61.199^{🇳🇱 LEASEWEB-NL-AMS-01185.71.60.0/22 routed via LeaseWeb NL}
NS	`ns1.cobytes.io` ⭐
		A	2a03:38a0:62:53::1^{🇳🇱 LEASEWEB-NL-AMS-012a03:38a0::/32 routed via LeaseWeb NL}
			PTR	`dnsdist01.cobytes.io`
		A	185.71.62.53^{🇳🇱 LEASEWEB-NL-AMS-01185.71.60.0/22 routed via LeaseWeb NL}
			PTR	`dnsdist01.cobytes.io`
NS	`ns2.cobytes.com`
		A	2a01:4f8:c012:7d6b::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`dnsdist02.cobytes.io`
		A	5.75.236.16^{🇩🇪 Hetzner5.75.128.0/17 HETZNER-DC}
			PTR	`dnsdist02.cobytes.io`
NS	`ns3.cobytes.eu`
		A	2a0f:8cc0:0:32:53::1^{🇳🇱 Serverius-Users-as2a0f:8cc0::/48 Cobytes B.V. route object}
			PTR	`dnsdist03.cobytes.io`
		A	193.111.32.53^{🇳🇱 Serverius-Users-as193.111.32.0/24 Cobytes B.V. route object}
			PTR	`dnsdist03.cobytes.io`
MX	`mail.tech-support-guys.com` ⭐
		A	2a03:38a0:61:199::1^{🇳🇱 LEASEWEB-NL-AMS-012a03:38a0::/32 routed via LeaseWeb NL}
			PTR	`sltnprod02.cobytes.io`
		A	185.71.61.199^{🇳🇱 LEASEWEB-NL-AMS-01185.71.60.0/22 routed via LeaseWeb NL}
			PTR	`sltnprod02.cobytes.io`
TXT	`v=spf1 include:_spf.cobytes.email -all`
SOA	`ns1.cobytes.io`hostmaster@cobytes.io 2025-03-19 #0

`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=1774671492

Previously MX for

tech-support-guys.com

Subdomains

mail.tech-support-guys.com

Same first word

tech-support-guys.com

DNS History

12 records (6 active, 6 former)

○NSns0.transip.net2015-07-02 → 2020-01-03 · 4 obs

● 2015-07-02 13:37:06
● 2020-01-03 07:24:18
○ 2026-02-17 22:34:22
○ 2026-03-28 04:36:04

●NSns1.cobytes.io2026-02-17 → 2026-03-28 · 3 obs

○ 2020-01-03 07:24:18
● 2026-02-17 22:34:22
● 2026-03-28 04:36:04

○NSns1.transip.nl2015-07-02 → 2020-01-03 · 4 obs

● 2015-07-02 13:37:06
● 2020-01-03 07:24:18
○ 2026-02-17 22:34:22
○ 2026-03-28 04:36:04

●NSns2.cobytes.com2026-02-17 → 2026-03-28 · 3 obs

○ 2020-01-03 07:24:18
● 2026-02-17 22:34:22
● 2026-03-28 04:36:04

○NSns2.transip.eu2015-07-02 → 2020-01-03 · 4 obs

● 2015-07-02 13:37:06
● 2020-01-03 07:24:18
○ 2026-02-17 22:34:22
○ 2026-03-28 04:36:04

●NSns3.cobytes.eu2026-02-17 → 2026-03-28 · 3 obs

○ 2020-01-03 07:24:18
● 2026-02-17 22:34:22
● 2026-03-28 04:36:04

●MXmail.tech-support-guys.com2026-02-17 → 2026-03-28 · 3 obs

○ 2020-01-03 07:24:18
● 2026-02-17 22:34:22
● 2026-03-28 04:36:04

○MXrelay.transip.nl2015-07-02 → 2020-01-03 · 4 obs

● 2015-07-02 13:37:06
● 2020-01-03 07:24:18
○ 2026-02-17 22:34:22
○ 2026-03-28 04:36:04

○MXtech-support-guys.com2015-07-02 → 2020-01-03 · 4 obs

● 2015-07-02 13:37:06
● 2020-01-03 07:24:18
○ 2026-02-17 22:34:22
○ 2026-03-28 04:36:04

●A185.71.61.1992026-02-17 → 2026-03-28 · 3 obs

○ 2020-01-03 07:24:18
● 2026-02-17 22:34:22
● 2026-03-28 04:36:04

○A213.206.112.1762015-07-02 → 2020-01-03 · 4 obs

● 2015-07-02 13:37:06
● 2020-01-03 07:24:18
○ 2026-02-17 22:34:22
○ 2026-03-28 04:36:04

●A2a03:38a0:61:199::12026-02-17 → 2026-03-28 · 3 obs

○ 2020-01-03 07:24:18
● 2026-02-17 22:34:22
● 2026-03-28 04:36:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tech-support-guys.com	ns2.cobytes.com, ns1.cobytes.io, ns3.cobytes.eu	2 records

✅ Authoritative Response

Server:5.75.236.16

NS records: ns2.cobytes.com, ns1.cobytes.io, ns3.cobytes.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 807ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.71.61.199`
AAAA	1	`2a03:38a0:61:199::1`
NS	3	`ns1.cobytes.io, ns2.cobytes.com...`
MX	1	`mail.tech-support-guys.com (pri: 10)`
TXT	1	`v=spf1 include:_spf.cobytes.email -all`
SOA	1	`ns1.cobytes.io hostmaster.cobytes.io`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.cobytes.com, ns2.cobytes.com)

Analysis

Hierarchy

tech-support-guys.com is the parent of mail.tech-support-guys.com.

IP Addresses

tech-support-guys.com resolves to two IP numbers: 2a03:38a0:61:199::1 and 185.71.61.199.

other host names including mail.jongenvanbeheer.com, bring-your-own-device.nl, cloud-diensten.nl, jongenvanbeheer.com and sltnprod02.cobytes.io share IP numbers with tech-support-guys.com.

Name Servers

tech-support-guys.com is delegated to three name servers ns2.cobytes.com, ns3.cobytes.eu and ns1.cobytes.io.

tech-support-guys.com at least partially shares name servers with other domains, for instance houten.eu, pyjamasonline.nl, 2toner.nl, bring-your-own-device.nl and cloud-diensten.nl.

These name servers are commonly used with dns1.ratiodns.nl, dns2.ratiodns.nl, ns03.solohosting.eu, ns01.solohosting.nl and ns02.solohosting.nl.

Host names with two IP numbers:

ns2.cobytes.com points to: 2a01:4f8:c012:7d6b::1 and 5.75.236.16.

ns3.cobytes.eu points to: 2a0f:8cc0:0:32:53::1 and 193.111.32.53.

ns1.cobytes.io points to: 2a03:38a0:62:53::1 and 185.71.62.53.

Mail Servers

tech-support-guys.com is handled by a single mail server, mail.tech-support-guys.com.

mail.tech-support-guys.com resolves to two IP numbers: 2a03:38a0:61:199::1 and 185.71.61.199.

tech-support-guys.com - robtex.com