`certificationandtraining.com`

DNSSEC	⚠️ Not signed
A	54.215.31.113^{🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix}
		PTR	`ec2-54-215-31-113.us-west-1.compute.amazonaws.com`
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
SOA	`ns1.dyna-ns.net`hostmaster@certificationandtraining.com 2026-03-05 #2

`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=1774660557

Same first word

certificationandtraining.com

DNS History

5 records (3 active, 2 former)

●NSns1.dyna-ns.net2026-02-24 → 2026-03-28 · 2 obs

● 2026-02-24 11:22:58
● 2026-03-28 01:39:06

●NSns2.dyna-ns.net2026-02-24 → 2026-03-28 · 2 obs

● 2026-02-24 11:22:58
● 2026-03-28 01:39:06

○A207.148.248.1432015-10-28 → 2017-11-13 · 5 obs

○ 2015-06-14 18:29:52
● 2015-10-28 10:00:36
● 2017-11-13 17:19:40
○ 2026-02-24 11:22:58
○ 2026-03-28 01:39:06

●A54.215.31.1132026-02-24 → 2026-03-28 · 3 obs

○ 2017-11-13 17:19:40
● 2026-02-24 11:22:58
● 2026-03-28 01:39:06

○A66.151.181.492015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 18:29:52
○ 2015-10-28 10:00:36
○ 2026-03-28 01:39:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
certificationandtraining.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.24.5

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certificationandtraining.com (unsigned zone)

⏱️ Timing

Total: 327ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.215.31.113`
NS	2	`ns1.dyna-ns.net, ns2.dyna-ns.net`
SOA	1	`ns1.dyna-ns.net hostmaster.certification`

Analysis

IP Addresses

certificationandtraining.com points to a single IP number: 54.215.31.113.

Other host names, for instance lorenzio.com, salin.mobi, portoalegre2002.org, opt-in.it and hostsmap.com share IP numbers with certificationandtraining.com.

Name Servers

certificationandtraining.com is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.

certificationandtraining.com uses the same name server setup as other domains, for instance shiwenqq.cfd, relentlesspursuit.net, free-c.com, 230gmail.com and ridequote.com.

Host names with four IP numbers

ns1.dyna-ns.net points to: 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158

ns2.dyna-ns.net points to: 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5

certificationandtraining.com - robtex.com