checkos.com - dns.ninja

`checkos.com`

DNSSEC	⚠️ Not signed
A	185.230.63.107^{🇺🇸 wix_com185.230.63.0/24}
		PTR	`unalocated.63.wixsite.com`
A	185.230.63.171^{🇺🇸 wix_com185.230.63.0/24}
A	185.230.63.186^{🇺🇸 wix_com185.230.63.0/24}
NS	`ns12.wixdns.net` ⭐
		A	216.239.36.101^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-g3.googledomains.com`
NS	`ns13.wixdns.net`
		A	216.239.38.101^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-g4.googledomains.com`
MX	`mx1.emailsrvr.com` ⭐
		A	173.203.187.1^{🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
			PTR	`mx1.emailsrvr.com`
MX	`mx2.emailsrvr.com`⁽²⁰⁾
		A	108.166.43.2^{🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace}
			PTR	`mx2.emailsrvr.com`
		A	146.20.161.2^{🇺🇸 RACKSPACE-IAD146.20.0.0/16 Rackspace US Inc}
			PTR	`mx2.emailsrvr.com`
		A	173.203.187.2^{🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
			PTR	`mx2.emailsrvr.com`
		A	184.106.54.2^{🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD}
			PTR	`mx2.emailsrvr.com`
TXT	`v=spf1 +a +mx a mx +ip4:173.254.28.48 include:emailsrvr.com include:world-ser...`
TXT	`mailerlite-domain-verification=1010eca022d7de32d6f1dd85fbaa93881c5db7de`
TXT	`google-site-verification=VxSPErXhHAuLb6Na_dCfpvXmA7wusTEevnIY2WahDgg`
SOA	`ns12.wixdns.net`support@wix.com 2025-07-21 #17

`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=1782901596

Same first word

checkos.net

checkos.com.br

checkos.com

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DNS History

13 records (7 active, 6 former)

○NSdns1.name-services.com2007-11-04 → 2017-04-24 · 4 obs

● 2007-11-04 14:43:12
● 2017-04-24 11:18:34
○ 2026-02-18 19:21:52
○ 2026-07-01 10:44:42

○NSdns2.name-services.com2007-11-04 → 2017-04-24 · 4 obs

● 2007-11-04 14:43:12
● 2017-04-24 11:18:34
○ 2026-02-18 19:21:52
○ 2026-07-01 10:44:42

○NSdns3.name-services.com2007-11-04 → 2017-04-24 · 4 obs

● 2007-11-04 14:43:12
● 2017-04-24 11:18:34
○ 2026-02-18 19:21:52
○ 2026-07-01 10:44:42

○NSdns4.name-services.com2007-11-04 → 2017-04-24 · 4 obs

● 2007-11-04 14:43:12
● 2017-04-24 11:18:34
○ 2026-02-18 19:21:52
○ 2026-07-01 10:44:42

○NSdns5.name-services.com2007-11-04 → 2017-04-24 · 4 obs

● 2007-11-04 14:43:12
● 2017-04-24 11:18:34
○ 2026-02-18 19:21:52
○ 2026-07-01 10:44:42

●NSns12.wixdns.net2026-02-18 → 2026-07-01 · 3 obs

○ 2017-04-24 11:18:34
● 2026-02-18 19:21:52
● 2026-07-01 10:44:42

●NSns13.wixdns.net2026-02-18 → 2026-07-01 · 3 obs

○ 2017-04-24 11:18:34
● 2026-02-18 19:21:52
● 2026-07-01 10:44:42

●MXmx1.emailsrvr.com2007-11-04 → 2026-07-01 · 2 obs

● 2007-11-04 14:43:12
● 2026-07-01 10:44:42

●MXmx2.emailsrvr.com2007-11-04 → 2026-07-01 · 2 obs

● 2007-11-04 14:43:12
● 2026-07-01 10:44:42

●A185.230.63.1072026-02-18 → 2026-07-01 · 3 obs

○ 2017-04-24 11:18:34
● 2026-02-18 19:21:52
● 2026-07-01 10:44:42

●A185.230.63.1712026-02-18 → 2026-07-01 · 3 obs

○ 2017-04-24 11:18:34
● 2026-02-18 19:21:52
● 2026-07-01 10:44:42

●A185.230.63.1862026-02-18 → 2026-07-01 · 3 obs

○ 2017-04-24 11:18:34
● 2026-02-18 19:21:52
● 2026-07-01 10:44:42

○A69.20.103.1472007-11-04 → 2017-04-24 · 4 obs

● 2007-11-04 14:43:12
● 2017-04-24 11:18:34
○ 2026-02-18 19:21:52
○ 2026-07-01 10:44:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net...	-
checkos.com	ns13.wixdns.net, ns12.wixdns.net	-

✅ Authoritative Response

Server:216.239.38.101

NS records: ns13.wixdns.net, ns12.wixdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkos.com (unsigned zone)

⏱️ Timing

Total: 652ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`185.230.63.107, 185.230.63.186...`
NS	2	`ns13.wixdns.net, ns12.wixdns.net`
MX	2	`mx2.emailsrvr.com (pri: 20), mx1.emailsrvr.com (pri: 10)`
TXT	3	`v=spf1 +a +mx a mx +ip4:173.254.28.48 in, mailerlite-domain-verification=1010eca02...`
SOA	1	`ns12.wixdns.net support.wix.com`

Analysis

IP Addresses

checkos.com has three IP addresses: 185.230.63.107, 185.230.63.171 and 185.230.63.186.

Among the host names that share IP numbers with checkos.com are ptingenieria.com.co, sandersretailgroep.nl, heanney.com and two others.

Name Servers

Two name servers handle the delegation for checkos.com: ns12.wixdns.net and ns13.wixdns.net.

checkos.com has the same name server delegation as a number of other domains, such as cocoamonster.com, digiadoption.com, cbas.com.br and two more.

checkos.com is at least partially co-delegated on name servers with other domains, such as kangupor.com.

Both ns12.wixdns.net and ns13.wixdns.net have a single IP address each — ns12.wixdns.net resolves to 216.239.36.101 while ns13.wixdns.net resolves to 216.239.38.101.

Mail Servers

The MX records for checkos.com point to two mail servers: mx1.emailsrvr.com and mx2.emailsrvr.com.

checkos.com has the same mail server arrangement as a number of other domains, for example bannersolution.net, volvooftoronto.net, 2market.us and two more.

checkos.com shares at least some of its mail servers with other domains — for example wearetheurgy.com, promisedlandllc.com, bhsgroup.co.il and two more.

Hosts pointing to four IP addresses:

mx2.emailsrvr.com resolves to 108.166.43.2, 146.20.161.2, 173.203.187.2 and 184.106.54.2.

Hosts that resolve to one IP address:

The hostname mx1.emailsrvr.com resolves to 173.203.187.1.