`checkmarkhosting.com`

DNSSEC	⚠️ Not signed
A	158.106.137.234^{🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX}
		PTR	`host.checkmark-alpha.com`
NS	`ns1.checkmark-alpha.com` ⭐
		A	158.106.137.234^{🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX}
			PTR	`host.checkmark-alpha.com`
NS	`ns2.checkmark-alpha.com`
		A	158.106.137.252^{🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX}
			PTR	`host.checkmarkhosting.com`
MX	`checkmarkhosting.com` ⭐
		A	158.106.137.234^{🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX}
			PTR	`host.checkmark-alpha.com`
TXT	`v=spf1 +a +mx +ip4:158.106.137.234 ~all`
SOA	`ns1.checkmark-alpha.com`dns@checkmarkhosting.com 2026-03-12 #1

`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=1776251812

MX for

checkmarkhosting.com

Same first word

checkmarkhosting.com

DNS History

5 records (4 active, 1 former)

●NSns1.checkmark-alpha.com2026-04-15 → 2026-04-15 · 2 obs

● 2026-04-15 05:08:20
● 2026-04-15 11:35:36

●NSns2.checkmark-alpha.com2026-04-15 → 2026-04-15 · 2 obs

● 2026-04-15 05:08:20
● 2026-04-15 11:35:36

●MXcheckmarkhosting.com2026-04-15 → 2026-04-15 · 2 obs

● 2026-04-15 05:08:20
● 2026-04-15 11:35:36

○A141.8.225.682018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 02:43:36
○ 2026-04-15 05:08:20
○ 2026-04-15 11:35:36

●A158.106.137.2342026-04-15 → 2026-04-15 · 3 obs

○ 2018-05-16 02:43:36
● 2026-04-15 05:08:20
● 2026-04-15 11:35:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...	-
checkmarkhosting.com	ns1.checkmark-alpha.com, ns2.checkmark-alpha.com	2 records

✅ Authoritative Response

Server:158.106.137.252

NS records: ns1.checkmark-alpha.com, ns2.checkmark-alpha.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkmarkhosting.com (unsigned zone)

⏱️ Timing

Total: 437ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`158.106.137.234`
NS	2	`ns2.checkmark-alpha.com, ns1.checkmark-alpha.com`
MX	1	`checkmarkhosting.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:158.106.137.234 ~all`
SOA	1	`ns1.checkmark-alpha.com dns.checkmarkhos`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.checkmark-alpha.com, ns2.checkmark-alpha.com)

Analysis

Mail Server Role

checkmarkhosting.com serves as the mail server for checkmarkhosting.com.

IP Addresses

checkmarkhosting.com points to a single IP number: 158.106.137.234.

Other host names such as checkmark-alpha.com, ns1.checkmark-alpha.com and host.checkmark-alpha.com share IP numbers with checkmarkhosting.com.

Name Servers

Delegation for checkmarkhosting.com rests with two name servers, ns1.checkmark-alpha.com and ns2.checkmark-alpha.com.

checkmarkhosting.com uses the same name server setup as other domains, such as checkmark-alpha.com, ns1.checkmark-alpha.com, host.checkmark-alpha.com and ns2.checkmark-alpha.com.

Host names with one IP number: ns1.checkmark-alpha.com points to 158.106.137.234; ns2.checkmark-alpha.com points to 158.106.137.252.

Mail Servers

A single mail server handles checkmarkhosting.com.

checkmarkhosting.com points to a single IP: 158.106.137.234.

checkmarkhosting.com - robtex.com