`checkmarkhealth.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net serial=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=1778467206

Subdomains

ns1.checkmarkhealth.com

Same first word

checkmarkhealth.com

DNS History

9 records (4 active, 5 former)

○NSns05.domaincontrol.com2016-11-27 → 2017-09-17 · 4 obs

● 2016-11-27 22:02:04
● 2017-09-17 13:06:28
○ 2026-04-07 16:10:54
○ 2026-05-11 02:54:46

○NSns06.domaincontrol.com2016-11-27 → 2017-09-17 · 4 obs

● 2016-11-27 22:02:04
● 2017-09-17 13:06:28
○ 2026-04-07 16:10:54
○ 2026-05-11 02:54:46

●NSns1.afternic.com2026-04-07 → 2026-05-11 · 3 obs

○ 2017-09-17 13:06:28
● 2026-04-07 16:10:54
● 2026-05-11 02:54:46

●NSns2.afternic.com2026-04-07 → 2026-05-11 · 3 obs

○ 2017-09-17 13:06:28
● 2026-04-07 16:10:54
● 2026-05-11 02:54:46

○MXmailstore1.secureserver.net2016-11-27 → 2017-09-17 · 4 obs

● 2016-11-27 22:02:04
● 2017-09-17 13:06:28
○ 2026-04-07 16:10:54
○ 2026-05-11 02:54:46

○MXsmtp.secureserver.net2016-11-27 → 2017-09-17 · 4 obs

● 2016-11-27 22:02:04
● 2017-09-17 13:06:28
○ 2026-04-07 16:10:54
○ 2026-05-11 02:54:46

●A13.248.169.482026-04-07 → 2026-05-11 · 3 obs

○ 2017-09-17 13:06:28
● 2026-04-07 16:10:54
● 2026-05-11 02:54:46

○A50.63.202.582016-11-27 → 2017-09-17 · 4 obs

● 2016-11-27 22:02:04
● 2017-09-17 13:06:28
○ 2026-04-07 16:10:54
○ 2026-05-11 02:54:46

●A76.223.54.1462026-04-07 → 2026-05-11 · 3 obs

○ 2017-09-17 13:06:28
● 2026-04-07 16:10:54
● 2026-05-11 02:54:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
checkmarkhealth.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkmarkhealth.com (unsigned zone)

⏱️ Timing

Total: 96ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

Hierarchy

The parent of ns1.checkmarkhealth.com is checkmarkhealth.com.

IP Addresses

checkmarkhealth.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names, for instance snwar.com, vendbest.com, victoryusa.net, accuratedatasystems.com and liveintw.com share IP numbers with checkmarkhealth.com.

Name Servers

Two name servers ns1.afternic.com and ns2.afternic.com handle delegation for checkmarkhealth.com.

checkmarkhealth.com uses the same name server setup as other domains, for example proigo.com, holtonrecorder.com, avalonbay.org, fujiconsulting.com and svr5.heatherpartners.com.

checkmarkhealth.com partially shares name servers with other domains; examples include ltqj.com, ns1.justthoughts.com, spmgroup.us, delightrealestate.com and lrds.org.

These name servers are often used with the name servers verification-ywpbsnxpm99a4argbrkijr.ns101.verify.hn and verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn.

Host names with two IP numbers:

ns1.afternic.com points to: 2603:5:2126::45 and 97.74.98.69

ns2.afternic.com points to: 2603:5:2226::45 and 173.201.66.69

checkmarkhealth.com - robtex.com